/* ── Reset & Base ─────────────────────────────────────────── */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --ink: #172033;
  --muted: #657086;
  --paper: #f5f7fb;
  --paper-alt: #edf1f8;
  --card: #ffffff;
  --line: #dbe2ef;
  --indigo: #5b67f1;
  --amber: #f4a51c;
  --danger: #ef4444;
  --success: #10b981;
  --success-ink: #166534;
  --danger-surface: #fef2f2;
  --success-surface: #ecfdf5;
  --danger-line-soft: #fecaca;
  --footer-ink-soft: #cdd0db;
  --footer-ink-muted: #9aa0b4;
  --inverse-ink: #ffffff;
  --overlay-white-12: rgba(255, 255, 255, 0.12);
  --overlay-white-16: rgba(255, 255, 255, 0.16);
  --overlay-white-20: rgba(255, 255, 255, 0.2);
  --overlay-white-24: rgba(255, 255, 255, 0.24);
  --overlay-white-30: rgba(255, 255, 255, 0.3);
  --overlay-white-35: rgba(255, 255, 255, 0.35);
  --overlay-white-42: rgba(255, 255, 255, 0.42);
  --overlay-white-78: rgba(255, 255, 255, 0.78);
  --overlay-white-84: rgba(255, 255, 255, 0.84);
  --overlay-white-90: rgba(255, 255, 255, 0.9);
  --overlay-white-92: rgba(255, 255, 255, 0.92);
  --overlay-white-85: rgba(255, 255, 255, 0.85);
  --overlay-white-60: rgba(255, 255, 255, 0.6);
  --review-hard: #d97706;
  --review-hard-line: #f59e0b;
  --purple: var(--indigo);
  --purple-dark: #4450d9;
  --purple-deeper: #27327f;
  --text: var(--ink);
  --text-muted: var(--muted);
  --border: var(--line);
  --bg-surface: var(--paper);
  --white: var(--card);
}

[data-theme="dark"] {
  --ink: #e8eaf0;
  --muted: #8b90a7;
  --paper: #11131b;
  --paper-alt: #181b27;
  --card: #1d2032;
  --line: #272b3d;
  --indigo: #818cf8;
  --amber: #fbbf24;
  --danger: #f87171;
  --success: #34d399;
  --purple: var(--indigo);
  --purple-dark: #96a0ff;
  --purple-deeper: #4b539a;
  --text: var(--ink);
  --text-muted: var(--muted);
  --border: var(--line);
  --bg-surface: var(--paper);
  --white: var(--card);
}

[data-theme="dark"] body {
  background: var(--bg-surface);
  color: var(--text);
}

[data-theme="dark"] body,
[data-theme="dark"] .workspace-page {
  background: var(--paper);
}

[data-theme="dark"] .workspace-sidebar {
  background: var(--paper-alt);
  border-color: var(--line);
}

[data-theme="dark"] .workspace-header {
  background: var(--card);
  border-color: var(--line);
  color: var(--ink);
}

[data-theme="dark"] .resource-modal-overlay {
  background: rgba(0, 0, 0, 0.6);
}

[data-theme="dark"] .resource-modal,
[data-theme="dark"] .auth-card,
[data-theme="dark"] .settings-card,
[data-theme="dark"] .study-card,
[data-theme="dark"] .dashboard-panel,
[data-theme="dark"] .pricing-card {
  background: var(--card);
}

[data-theme="dark"] .workspace-main,
[data-theme="dark"] .chat-messages,
[data-theme="dark"] .flashcards-main,
[data-theme="dark"] .exam-shell,
[data-theme="dark"] .dashboard-shell,
[data-theme="dark"] .pricing-page {
  background: var(--paper);
}

[data-theme="dark"] .chat-input-area,
[data-theme="dark"] .timetable-toggle-bar,
[data-theme="dark"] .timetable-panel,
[data-theme="dark"] .chat-header,
[data-theme="dark"] .notes-panel-header,
[data-theme="dark"] .dashboard-card,
[data-theme="dark"] .dashboard-surface,
[data-theme="dark"] .deck-view,
[data-theme="dark"] .subject-meta-card,
[data-theme="dark"] .exam-card,
[data-theme="dark"] .exam-hero {
  background: var(--card);
  border-color: var(--line);
}

[data-theme="dark"] input,
[data-theme="dark"] textarea,
[data-theme="dark"] select {
  background: var(--paper-alt);
  color: var(--text);
  border-color: var(--line);
}

[data-theme="dark"] input::placeholder,
[data-theme="dark"] textarea::placeholder {
  color: var(--text-muted);
}

[data-theme="dark"] .subject-row:hover,
[data-theme="dark"] .chat-row:hover,
[data-theme="dark"] .term-row:hover,
[data-theme="dark"] .subject-item:hover,
[data-theme="dark"] .app-sidebar-link:hover {
  background: rgba(129, 140, 248, 0.12);
}

[data-theme="dark"] .subject-row.active,
[data-theme="dark"] .chat-row.active,
[data-theme="dark"] .notes-folder-row.active,
[data-theme="dark"] .subject-item.active {
  background: rgba(129, 140, 248, 0.18);
}

[data-theme="dark"] .subject-dropdown,
[data-theme="dark"] .confirm-box,
[data-theme="dark"] .card-preview,
[data-theme="dark"] .chat-bubble.assistant,
[data-theme="dark"] .note-card {
  background: var(--card);
  border-color: var(--line);
  box-shadow: 0 18px 36px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .app-sidebar {
  background: var(--paper-alt);
  border-color: var(--line);
}

[data-theme="dark"] .subject-dropdown-item:hover {
  background: rgba(129, 140, 248, 0.12);
}

[data-theme="dark"] .auth-container,
[data-theme="dark"] .setup-container {
  background: var(--card);
}

[data-theme="dark"] .empty-state {
  color: var(--text-muted);
}

[data-theme="dark"] code {
  background: var(--paper-alt);
  color: var(--ink);
}

body {
  font-family: "Avenir Next", "Helvetica Neue", "Segoe UI", sans-serif;
  color: var(--text);
  font-size: 15px;
  line-height: 1.5;
  background: var(--paper);
}

/* ── Shared utilities ─────────────────────────────────────── */
.hidden { display: none !important; }

.btn-primary {
  background: var(--purple);
  color: var(--white);
  border: none;
  border-radius: 8px;
  padding: 11px 24px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
}

.btn-primary:hover { background: var(--purple-dark); }
.btn-primary:active { transform: scale(0.98); }
.btn-primary:disabled { opacity: 0.6; cursor: not-allowed; }

.btn-secondary {
  background: transparent;
  color: var(--purple);
  border: 1.5px solid var(--purple);
  border-radius: 8px;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
}

.btn-secondary:hover { background: rgba(102, 126, 234, 0.08); }

.form-error {
  color: var(--danger);
  font-size: 13px;
  padding: 8px 12px;
  background: var(--danger-surface);
  border-radius: 6px;
  margin-bottom: 12px;
}

.form-success {
  color: var(--success);
  font-size: 13px;
  padding: 8px 12px;
  background: var(--success-surface);
  border-radius: 6px;
  margin-bottom: 12px;
}

.field-hint {
  font-size: 12px;
  color: var(--muted);
}

.field-hint-error {
  color: var(--danger);
}

.field-hint-success {
  color: var(--success);
}

/* ── Alpha V2 dashboard + workspace ───────────────────────── */
.v2-dashboard-shell,
.v2-workspace-shell {
  flex: 1;
  padding: 32px;
  background:
    radial-gradient(circle at top left, rgba(91, 103, 241, 0.12), transparent 32%),
    radial-gradient(circle at top right, rgba(15, 118, 110, 0.12), transparent 28%),
    var(--paper);
}

.v2-dashboard-hero,
.v2-workspace-header {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: 24px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.92), rgba(237, 241, 248, 0.96));
  box-shadow: 0 24px 60px rgba(23, 32, 51, 0.08);
}

[data-theme="dark"] .v2-dashboard-hero,
[data-theme="dark"] .v2-workspace-header {
  background: linear-gradient(135deg, rgba(29, 32, 50, 0.96), rgba(24, 27, 39, 0.98));
}

.v2-dashboard-hero-copy h1,
.v2-workspace-header h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.05;
  margin: 10px 0 12px;
}

.v2-dashboard-hero-copy p,
.v2-workspace-header p {
  color: var(--text-muted);
  max-width: 760px;
}

.v2-dashboard-hero-actions,
.v2-workspace-header-actions,
.v2-module-actions,
.v2-subject-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.v2-dashboard-overview,
.v2-workspace-metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin: 22px 0 28px;
}

.v2-overview-card {
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.9);
}

[data-theme="dark"] .v2-overview-card {
  background: rgba(29, 32, 50, 0.9);
}

.v2-overview-card span {
  color: var(--text-muted);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.v2-overview-card strong {
  display: block;
  font-size: 2rem;
  margin: 10px 0 8px;
}

.v2-overview-card p {
  color: var(--text-muted);
  font-size: 13px;
}

.v2-dashboard-grid,
.v2-workspace-grid {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(320px, 1fr);
  gap: 22px;
}

.v2-workspace-main {
  display: grid;
  gap: 22px;
}

.v2-panel {
  border: 1px solid var(--border);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 18px 44px rgba(23, 32, 51, 0.06);
  padding: 22px;
}

[data-theme="dark"] .v2-panel {
  background: rgba(29, 32, 50, 0.95);
}

.v2-panel-head {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: flex-start;
  margin-bottom: 18px;
}

.v2-panel-head h2 {
  font-size: 1.2rem;
  margin-bottom: 6px;
}

.v2-panel-head p,
.v2-toolbar-copy,
.v2-resource-card p,
.v2-topic-card p,
.v2-placeholder-card p,
.v2-module-summary,
.v2-resource-meta,
.v2-topic-metrics,
.v2-deadline-card p {
  color: var(--text-muted);
  font-size: 14px;
}

.v2-subject-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 16px;
}

.v2-subject-card,
.v2-topic-card,
.v2-resource-card,
.v2-suggestion-card,
.v2-deadline-card,
.v2-flashcard-preview,
.v2-placeholder-card,
.v2-review-card {
  border: 1px solid var(--border);
  border-radius: 20px;
  background: var(--white);
  padding: 18px;
}

.v2-subject-card-head,
.v2-topic-card-head,
.v2-resource-card-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
}

.v2-subject-card h3,
.v2-topic-card h3 {
  margin-top: 12px;
  font-size: 1.2rem;
}

.v2-subject-stats,
.v2-subject-status,
.v2-topic-metrics,
.v2-resource-meta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 14px;
}

.v2-subject-stats div {
  flex: 1;
  min-width: 70px;
  padding: 12px;
  border-radius: 14px;
  background: var(--paper-alt);
  text-align: center;
}

.v2-subject-stats strong {
  display: block;
  font-size: 1.2rem;
}

.v2-subject-stats span,
.v2-topic-metrics span,
.v2-resource-meta span,
.v2-week-day span {
  color: var(--text-muted);
  font-size: 13px;
}

.v2-subject-actions {
  margin-top: 18px;
}

.v2-deadline-list,
.v2-resource-list,
.v2-topic-list,
.v2-flashcard-preview-list,
.v2-placeholder-grid,
.v2-notes-list {
  display: grid;
  gap: 14px;
}

.v2-deadline-card {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.v2-week-grid {
  display: grid;
  gap: 12px;
}

.v2-calendar-shell {
  display: grid;
  gap: 12px;
}

.v2-calendar-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.v2-calendar-toolbar strong {
  font-size: 1rem;
}

.v2-calendar-toolbar-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.v2-calendar-weekdays,
.v2-calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 8px;
}

.v2-calendar-weekdays span {
  text-align: center;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.v2-calendar-day {
  min-height: 84px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--white);
  padding: 10px;
  display: grid;
  align-content: space-between;
  gap: 8px;
  text-align: left;
  cursor: pointer;
  transition: border-color 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease;
}

.v2-calendar-day:hover {
  border-color: rgba(91, 103, 241, 0.35);
  transform: translateY(-1px);
}

.v2-calendar-day.muted {
  visibility: hidden;
  pointer-events: none;
}

.v2-calendar-day.today {
  border-color: rgba(91, 103, 241, 0.4);
}

.v2-calendar-day.active {
  border-color: var(--purple);
  box-shadow: inset 0 0 0 1px rgba(91, 103, 241, 0.18);
}

.v2-calendar-day.has-events {
  background: rgba(91, 103, 241, 0.05);
}

.v2-calendar-day-number {
  font-weight: 700;
  font-size: 15px;
  color: var(--text);
}

.v2-calendar-day-count {
  font-size: 12px;
  color: var(--text-muted);
}

.v2-calendar-day-dots {
  display: flex;
  gap: 6px;
  align-items: center;
}

.v2-calendar-day-dots span {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  display: inline-block;
}

.v2-calendar-day-dots .task {
  background: var(--danger);
}

.v2-calendar-day-dots .planner {
  background: var(--purple);
}

.v2-week-day {
  padding: 14px;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: var(--white);
}

.v2-week-day.active {
  border-color: var(--purple);
  box-shadow: inset 0 0 0 1px rgba(91, 103, 241, 0.18);
}

.v2-week-day strong {
  display: block;
  margin-bottom: 10px;
}

.v2-week-day div {
  display: grid;
  gap: 6px;
}

.v2-suggestion-card h3,
.v2-review-card strong {
  margin: 10px 0;
}

.v2-note-card {
  display: grid;
  gap: 10px;
  padding: 16px 18px;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: var(--white);
  color: inherit;
  text-decoration: none;
}

.v2-note-card strong {
  font-size: 1.05rem;
}

.v2-note-card p,
.v2-overdue-text {
  color: var(--text-muted);
}

.v2-overdue-text {
  color: var(--danger);
  font-weight: 700;
}

.v2-suggestion-eyebrow {
  color: var(--purple);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.v2-workspace-sidebar {
  width: 290px;
}

.v2-subject-nav {
  display: grid;
  gap: 10px;
}

.v2-subject-nav-item {
  width: 100%;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text);
  border-radius: 16px;
  padding: 12px 14px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  cursor: pointer;
  text-align: left;
}

.v2-subject-nav-item:hover,
.v2-topic-card.active {
  background: rgba(91, 103, 241, 0.08);
  border-color: rgba(91, 103, 241, 0.18);
}

.v2-subject-nav-item.active {
  background: rgba(91, 103, 241, 0.14);
  border-color: rgba(91, 103, 241, 0.28);
}

.v2-subject-nav-actions {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.v2-sidebar-menu-btn,
.v2-subject-menu-btn {
  font-size: 18px;
  line-height: 1;
  border: none;
  background: transparent;
  cursor: pointer;
  color: var(--text-muted);
}

.v2-resource-toolbar,
.v2-scope-pills,
.v2-module-tabs,
.v2-review-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 16px;
  align-items: center;
}

.v2-inline-select {
  min-width: 150px;
  max-width: 170px;
}

.v2-resource-drop-zone {
  margin-bottom: 18px;
  background: rgba(255, 255, 255, 0.72);
}

.v2-scope-pills button,
.v2-module-tabs button,
.v2-review-actions button {
  border: 1px solid var(--border);
  background: var(--white);
  color: var(--text);
  border-radius: 999px;
  padding: 9px 14px;
  cursor: pointer;
}

.v2-scope-pills button.active,
.v2-module-tabs button.active {
  background: var(--purple);
  color: var(--white);
  border-color: var(--purple);
}

.v2-module-panel {
  display: grid;
  gap: 16px;
}

.v2-coach-status {
  font-size: 13px;
  color: var(--text-muted);
}

.v2-coach-messages {
  display: grid;
  gap: 12px;
  max-height: 340px;
  overflow: auto;
  padding-right: 4px;
}

.v2-coach-message {
  padding: 14px 16px;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: var(--paper-alt);
}

.v2-coach-message.assistant {
  background: rgba(91, 103, 241, 0.08);
}

.v2-coach-message span {
  display: block;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.v2-question-box,
.v2-feedback-box {
  padding: 16px;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: var(--paper-alt);
}

.v2-study-kit-panel,
.v2-study-kit-output,
.v2-study-guide-sections,
.v2-practice-list,
.v2-note-search-panel,
.v2-note-search-results,
.v2-exam-history-panel,
.v2-exam-history-list {
  display: grid;
  gap: 14px;
}

.v2-study-kit-head,
.v2-practice-card-head,
.v2-note-search-head,
.v2-note-search-card-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.v2-study-kit-block,
.v2-study-guide-section,
.v2-practice-card {
  display: grid;
  gap: 10px;
}

.v2-question-options,
.pa-question-options {
  color: var(--text-muted);
  font-size: 13.5px;
  line-height: 1.65;
}

.v2-question-options strong,
.pa-question-options strong {
  color: var(--text);
}

.v2-question-options ol,
.pa-question-options ol {
  margin: 8px 0 0;
  padding-left: 20px;
  display: grid;
  gap: 6px;
  color: var(--text);
}

.v2-study-guide-section ul {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 6px;
}

.v2-practice-card {
  padding: 14px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: var(--white);
}

.v2-practice-card p,
.v2-practice-focus {
  color: var(--text-muted);
}

.v2-note-search-controls {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.v2-note-search-controls .modal-text-input {
  flex: 1;
  min-width: 220px;
}

.v2-note-search-card {
  padding: 14px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: var(--white);
  display: grid;
  gap: 10px;
}

.v2-note-search-card p {
  color: var(--text-muted);
}

.v2-exam-history-question,
.v2-exam-history-summary {
  color: var(--text-muted);
  font-size: 13.5px;
  line-height: 1.65;
}

.v2-exam-history-summary strong {
  color: var(--text);
}

.v2-review-card,
.v2-placeholder-grid {
  margin-top: 12px;
}

.v2-popover {
  position: absolute;
  z-index: 30;
  min-width: 160px;
  padding: 8px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: var(--white);
  box-shadow: 0 18px 36px rgba(23, 32, 51, 0.18);
}

.v2-popover button {
  width: 100%;
  border: none;
  background: transparent;
  color: var(--text);
  text-align: left;
  padding: 10px 12px;
  border-radius: 12px;
  cursor: pointer;
}

.v2-popover button:hover {
  background: var(--paper-alt);
}

.v2-popover button.danger {
  color: var(--danger);
}

.v2-color-input {
  width: 100%;
  min-height: 48px;
  padding: 6px;
}

.setup-divider {
  margin: 16px 0 10px;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.setup-textarea {
  width: 100%;
  min-height: 150px;
  margin-top: 14px;
  margin-bottom: 12px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--white);
  padding: 14px 16px;
  font: inherit;
  color: var(--text);
  resize: vertical;
}

.v2-upload-button {
  position: relative;
  overflow: hidden;
}

@media (max-width: 1100px) {
  .v2-dashboard-grid,
  .v2-workspace-grid,
  .v2-dashboard-overview,
  .v2-workspace-metrics {
    grid-template-columns: 1fr;
  }

  .v2-dashboard-hero,
  .v2-workspace-header {
    flex-direction: column;
  }
}

@media (max-width: 820px) {
  .workspace-layout {
    flex-direction: column;
  }

  .app-sidebar,
  .workspace-sidebar,
  .v2-workspace-sidebar {
    width: 100%;
    min-width: 0;
  }

  .app-sidebar {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    gap: 14px;
    padding: 12px 16px;
    border-right: none;
    border-bottom: 1px solid var(--line);
  }

  .app-sidebar-nav {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
  }

  .workspace-sidebar,
  .v2-workspace-sidebar {
    border-right: none;
    border-bottom: 1px solid var(--line);
    box-shadow: none;
  }

  .v2-subject-nav {
    display: flex;
    overflow-x: auto;
    padding-bottom: 4px;
    scroll-snap-type: x proximity;
  }

  .v2-subject-nav-item {
    min-width: 210px;
    flex: 0 0 auto;
    scroll-snap-align: start;
  }

  .v2-dashboard-shell,
  .v2-workspace-shell {
    padding: 18px;
  }
}

@media (max-width: 640px) {
  .workspace-header,
  .v2-dashboard-hero,
  .v2-workspace-header {
    gap: 16px;
  }

  .header-left,
  .header-center,
  .header-right {
    width: 100%;
  }

  .header-center {
    text-align: left;
  }

  .header-right {
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
  }

  .v2-dashboard-shell,
  .v2-workspace-shell {
    padding: 14px;
  }

  .v2-panel {
    padding: 18px;
    border-radius: 20px;
  }

  .v2-panel-head,
  .v2-subject-card-head,
  .v2-topic-card-head,
  .v2-study-kit-head,
  .v2-note-search-card-head,
  .v2-calendar-toolbar {
    flex-direction: column;
  }

  .v2-dashboard-hero-actions,
  .v2-workspace-header-actions {
    width: 100%;
  }

  .v2-dashboard-hero-actions .btn-primary,
  .v2-dashboard-hero-actions .btn-secondary,
  .v2-workspace-header-actions .btn-primary,
  .v2-workspace-header-actions .btn-secondary {
    flex: 1 1 180px;
  }

  .v2-subject-actions,
  .settings-inline-actions,
  .v2-module-actions,
  .v2-note-search-controls,
  .v2-deadline-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .v2-inline-select,
  .v2-note-search-controls .modal-text-input {
    min-width: 0;
    max-width: none;
    width: 100%;
  }

  .v2-dashboard-overview,
  .v2-workspace-metrics {
    gap: 12px;
    margin: 18px 0 22px;
  }

  .v2-subject-grid,
  .v2-deadline-list,
  .v2-resource-list,
  .v2-topic-list,
  .v2-notes-list {
    gap: 12px;
  }
}

.password-strength {
  width: 100%;
  height: 8px;
  border-radius: 999px;
  background: var(--paper-alt);
  overflow: hidden;
}

.password-strength-bar {
  height: 100%;
  width: 0;
  border-radius: inherit;
  transition: width 0.16s ease, background 0.16s ease;
}

.password-strength-bar-weak {
  width: 34%;
  background: var(--danger);
}

.password-strength-bar-medium {
  width: 66%;
  background: var(--amber);
}

.password-strength-bar-strong {
  width: 100%;
  background: var(--success);
}

.text-link {
  background: none;
  border: none;
  color: var(--purple);
  cursor: pointer;
  font: inherit;
  padding: 0;
  text-decoration: none;
}

.text-link:hover {
  text-decoration: underline;
}

/* ── Auth / Setup shared layout ───────────────────────────── */
.auth-page {
  background: linear-gradient(135deg, var(--purple) 0%, var(--purple-deeper) 100%);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.auth-container,
.setup-container {
  background: var(--white);
  border-radius: 16px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
  padding: 40px;
  width: 100%;
  max-width: 440px;
}

.auth-brand {
  text-align: center;
  margin-bottom: 28px;
}

.auth-brand h1 {
  font-size: 32px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--purple), var(--purple-deeper));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.auth-brand p {
  color: var(--text-muted);
  font-size: 14px;
  margin-top: 4px;
}

/* ── Auth tabs ────────────────────────────────────────────── */
.auth-tabs {
  display: flex;
  border-bottom: 2px solid var(--border);
  margin-bottom: 24px;
}

.auth-tab {
  flex: 1;
  background: none;
  border: none;
  padding: 10px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  transition: color 0.2s;
  position: relative;
  bottom: -2px;
}

.auth-tab.active {
  color: var(--purple);
  border-bottom: 2px solid var(--purple);
}

/* ── Auth form ────────────────────────────────────────────── */
.auth-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.auth-helper {
  display: flex;
  justify-content: flex-start;
}

.auth-inline-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}

.auth-link-center {
  align-self: center;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.field input {
  border: 1.5px solid var(--border);
  border-radius: 8px;
  padding: 11px 14px;
  font-size: 15px;
  outline: none;
  transition: border-color 0.2s;
}

.field input:focus {
  border-color: var(--purple);
}

/* ── Setup steps ──────────────────────────────────────────── */
.setup-container {
  max-width: 520px;
}

.setup-step h2 {
  font-size: 20px;
  margin-bottom: 20px;
  text-align: center;
}

.step-hint {
  font-size: 13px;
  color: var(--text-muted);
  text-align: center;
  margin-bottom: 20px;
}

.year-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 8px;
}

.year-btn {
  padding: 16px;
  border: 2px solid var(--border);
  border-radius: 10px;
  background: var(--white);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  color: var(--text);
}

.year-btn:hover {
  border-color: var(--purple);
  color: var(--purple);
}

.year-btn.selected {
  border-color: var(--purple);
  background: rgba(102, 126, 234, 0.08);
  color: var(--purple);
}

/* ── Upload area ──────────────────────────────────────────── */
.upload-area {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border: 2px dashed var(--border);
  border-radius: 12px;
  padding: 36px;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
  margin-bottom: 16px;
  text-align: center;
}

.upload-area:hover {
  border-color: var(--purple);
  background: rgba(102, 126, 234, 0.04);
}

.upload-area.drag-over {
  border-color: var(--purple);
  background: rgba(102, 126, 234, 0.08);
}

.upload-icon { font-size: 40px; margin-bottom: 8px; color: var(--purple); }
.upload-icon svg { width: 38px; height: 38px; }
.upload-text { font-weight: 600; color: var(--purple); }
.upload-hint { font-size: 12px; color: var(--text-muted); margin-top: 4px; }

.upload-status {
  text-align: center;
  font-size: 13px;
  color: var(--text-muted);
  padding: 8px;
}

.step-actions {
  display: flex;
  gap: 10px;
  margin-top: 20px;
  justify-content: flex-end;
}

/* ── Subjects list (setup step 3) ─────────────────────────── */
.subjects-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 12px;
  max-height: 240px;
  overflow-y: auto;
}

.subject-tag {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-surface);
  border: 1.5px solid var(--border);
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 14px;
}

.subject-tag-remove {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  font-size: 18px;
  line-height: 1;
  padding: 0 4px;
  transition: color 0.15s;
}

.subject-tag-remove:hover { color: var(--danger); }

.add-subject-row {
  display: flex;
  gap: 8px;
}

.subject-input {
  flex: 1;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
}

.subject-input:focus { border-color: var(--purple); }

/* ── Workspace layout ─────────────────────────────────────── */
.workspace-page {
  min-height: 100vh;
  height: auto;
  display: flex;
  flex-direction: column;
  background: var(--bg-surface);
}

.workspace-header {
  background: linear-gradient(135deg, var(--purple) 0%, var(--purple-deeper) 100%);
  color: var(--white);
  padding: 8px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  min-height: 52px;
}

.header-logo {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.header-center {
  font-size: 13px;
  opacity: 0.9;
  font-weight: 500;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 13px;
  opacity: 0.9;
}

.btn-logout {
  background: var(--overlay-white-20);
  color: var(--white);
  border: 1px solid var(--overlay-white-35);
  border-radius: 6px;
  padding: 6px 14px;
  font-size: 13px;
  cursor: pointer;
  transition: background 0.2s;
}

.btn-logout:hover { background: var(--overlay-white-30); }

.btn-header-link {
  color: var(--white);
  text-decoration: none;
  border: 1px solid var(--overlay-white-35);
  border-radius: 6px;
  padding: 6px 14px;
  background: var(--overlay-white-12);
}

.btn-header-link:hover {
  background: color-mix(in srgb, var(--overlay-white-20) 70%, var(--inverse-ink));
}

.workspace-layout {
  flex: 1;
  display: flex;
  overflow: hidden;
  min-height: 0;
}

/* ── Sidebar ──────────────────────────────────────────────── */
.workspace-sidebar {
  width: 220px;
  flex-shrink: 0;
  background: var(--white);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.sidebar-title {
  padding: 16px 20px 10px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  flex-shrink: 0;
}

.subject-nav {
  display: flex;
  flex-direction: column;
  padding: 0 10px;
  gap: 2px;
  flex: 1;
  overflow-y: auto;
}

.subject-nav-item {
  display: flex;
  align-items: center;
  border-radius: 8px;
  transition: background 0.15s;
  width: 100%;
  position: relative;
}

.subject-nav-item:hover { background: var(--bg-surface); }
.subject-nav-item.active { background: rgba(102, 126, 234, 0.1); }
.subject-nav-item.active .subject-nav-label { color: var(--purple); font-weight: 600; }

.subject-nav-label {
  flex: 1;
  padding: 10px 12px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
  user-select: none;
}

.subject-settings-btn {
  background: none;
  border: none;
  padding: 8px 8px;
  cursor: pointer;
  color: var(--text-muted);
  font-size: 14px;
  letter-spacing: 1px;
  line-height: 1;
  border-radius: 4px;
  opacity: 0;
  transition: opacity 0.15s, background 0.15s;
  flex-shrink: 0;
}

.subject-nav-item:hover .subject-settings-btn { opacity: 1; }
.subject-settings-btn:hover { background: rgba(0,0,0,0.06); color: var(--text); }
.subject-settings-btn svg,
.chat-settings-btn svg {
  width: 15px;
  height: 15px;
}

.subject-dropdown {
  position: absolute;
  right: 4px;
  top: calc(100% + 2px);
  z-index: 50;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.12);
  min-width: 160px;
  overflow: hidden;
  animation: ddFadeIn 0.1s ease;
}

@keyframes ddFadeIn {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}

.subject-dropdown-item {
  display: block;
  width: 100%;
  padding: 10px 14px;
  background: none;
  border: none;
  text-align: left;
  font-size: 13px;
  cursor: pointer;
  color: var(--text);
  transition: background 0.1s;
  font-family: inherit;
}

.subject-dropdown-item:hover { background: var(--bg-surface); }
.subject-dropdown-item.danger { color: var(--danger); }
.subject-dropdown-item.danger:hover { background: var(--danger-surface); }

.subject-rename-input {
  border: 1.5px solid var(--purple);
  border-radius: 6px;
  padding: 6px 10px;
  font-size: 14px;
  font-weight: 500;
  outline: none;
  color: var(--text);
  background: var(--white);
  width: 100%;
  font-family: inherit;
}

.sidebar-bottom {
  flex-shrink: 0;
  padding: 8px 10px 14px;
  border-top: 1px solid var(--border);
}

.add-subject-row {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 8px;
}

.subject-add-confirm {
  background: var(--purple);
  color: var(--white);
  border: none;
  border-radius: 6px;
  padding: 6px 10px;
  cursor: pointer;
  font-size: 14px;
  transition: background 0.15s;
  flex-shrink: 0;
}

.subject-add-confirm:hover { background: var(--purple-dark); }

.btn-add-subject {
  background: none;
  border: 1.5px dashed var(--border);
  border-radius: 8px;
  padding: 8px 12px;
  width: 100%;
  font-size: 13px;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.15s;
  text-align: left;
  font-family: inherit;
}

.btn-add-subject:hover {
  border-color: var(--purple);
  color: var(--purple);
  background: rgba(102, 126, 234, 0.04);
}

.confirm-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 20px;
}

.confirm-box {
  background: var(--white);
  border-radius: 12px;
  padding: 28px;
  max-width: 340px;
  width: 100%;
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.2);
}

.confirm-box p {
  font-size: 15px;
  color: var(--text);
  margin-bottom: 20px;
  line-height: 1.5;
}

.confirm-btns {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}

.btn-danger {
  background: var(--danger);
  color: var(--white);
  border: none;
  border-radius: 8px;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.15s;
  font-family: inherit;
}

.btn-danger:hover { opacity: 0.85; }

/* ── Main content area ────────────────────────────────────── */
.workspace-main {
  flex: 1;
  overflow-y: auto;
  padding: 32px;
}

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: var(--text-muted);
  gap: 12px;
}

.empty-icon { font-size: 48px; color: var(--text-muted); }
.empty-icon svg { width: 44px; height: 44px; opacity: 0.55; }
.empty-state p { font-size: 15px; }

/* Inline tree/row/badge icons sit on the text baseline at the surrounding size */
.notes-folder-row .tree-expand-btn svg,
.chat-row-icon svg { width: 15px; height: 15px; vertical-align: -2px; }
.note-source-badge svg { width: 12px; height: 12px; vertical-align: -1px; margin-right: 3px; }

/* ── Notes panel ──────────────────────────────────────────── */
.notes-panel {
  max-width: 760px;
}

.notes-header {
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.notes-header h2 {
  font-size: 22px;
  font-weight: 700;
}

.section-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  display: block;
  margin-bottom: 8px;
}

.raw-input {
  width: 100%;
  min-height: 160px;
  border: 1.5px solid var(--border);
  border-radius: 10px;
  padding: 14px;
  font-size: 14px;
  font-family: inherit;
  resize: vertical;
  outline: none;
  transition: border-color 0.2s;
  background: var(--white);
  line-height: 1.6;
}

.raw-input:focus { border-color: var(--purple); }

.notes-input-section {
  margin-bottom: 24px;
}

.input-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 12px;
}

.generate-status {
  font-size: 13px;
  color: var(--text-muted);
}

/* ── Notes output ─────────────────────────────────────────── */
.notes-output {
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}

.notes-output-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-surface);
}

.btn-save {
  background: var(--success);
  color: var(--white);
  border: none;
  border-radius: 6px;
  padding: 6px 16px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.2s;
}

.btn-save:hover { opacity: 0.85; }
.btn-save:disabled { opacity: 0.5; cursor: not-allowed; }

.notes-content {
  padding: 20px 24px;
  line-height: 1.7;
  font-size: 15px;
}

.notes-content strong {
  display: block;
  margin-top: 16px;
  margin-bottom: 6px;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--purple);
}

.notes-content ul {
  padding-left: 20px;
}

.notes-content li {
  margin-bottom: 4px;
}

.notes-content p {
  margin-bottom: 8px;
}

/* ── Landing page (academic identity, scoped to .lp-body) ─────── */
.lp-body {
  --ink: #1b1e2b;
  --muted: #585d70;
  --paper: #faf7f1;
  --paper-alt: #f3efe6;
  --card: #ffffff;
  --line: #e6e0d4;
  --indigo: #4f46e5;
  --indigo-deep: #4338ca;
  --amber: #b45309;
  --amber-soft: #fef3e2;
  --lp-font-sans: "Avenir Next", "Helvetica Neue", "Segoe UI", sans-serif;
  --lp-font-display: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, serif;
  font-family: var(--lp-font-sans);
  background: var(--paper);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
.lp-body a { color: inherit; }
.lp-container { max-width: 1080px; margin: 0 auto; padding: 0 24px; }

/* Shared type */
.lp-h1 {
  font-family: var(--lp-font-display);
  font-weight: 600;
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  line-height: 1.1;
  letter-spacing: -0.015em;
  color: var(--ink);
}
.lp-h1 em { font-style: italic; color: var(--indigo); }
.lp-h2 {
  font-family: var(--lp-font-display);
  font-weight: 600;
  font-size: clamp(1.6rem, 3.6vw, 2.4rem);
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin-bottom: 14px;
}
.lp-section-eyebrow {
  font-size: 12px; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--indigo); margin-bottom: 10px;
}
.lp-eyebrow {
  display: inline-block;
  font-size: 12px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--amber); background: var(--amber-soft);
  border: 1px solid color-mix(in srgb, var(--amber) 22%, var(--paper)); padding: 5px 12px; border-radius: 100px; margin-bottom: 22px;
}

/* Buttons */
.lp-btn {
  display: inline-block; font-family: inherit; font-weight: 600; font-size: 15px;
  padding: 12px 22px; border-radius: 10px; text-decoration: none; cursor: pointer;
  border: 1px solid transparent; transition: transform .15s, box-shadow .15s, background .15s;
}
.lp-btn-primary { background: var(--indigo); color: var(--inverse-ink); box-shadow: 0 6px 20px rgba(79,70,229,.25); }
.lp-btn-primary:hover { background: var(--indigo-deep); transform: translateY(-1px); box-shadow: 0 10px 28px rgba(79,70,229,.32); }
.lp-btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.lp-btn-ghost:hover { border-color: var(--ink); }
.lp-btn-sm { padding: 9px 16px; font-size: 14px; }
.lp-btn-lg { padding: 15px 30px; font-size: 16px; }

/* Nav */
.lp-nav {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 24px; max-width: 1080px; margin: 0 auto;
  background: rgba(250,247,241,.85); backdrop-filter: blur(10px);
}
.lp-nav-brand { display: flex; align-items: baseline; gap: 10px; }
.lp-logo { font-family: var(--lp-font-display); font-weight: 700; font-size: 22px; letter-spacing: -0.01em; color: var(--ink); }
.lp-logo-sub { font-size: 12px; color: var(--muted); letter-spacing: .02em; }
.lp-nav-links { display: flex; align-items: center; gap: 22px; }
.lp-nav-link { font-size: 14px; font-weight: 500; color: var(--muted); text-decoration: none; }
.lp-nav-link:hover { color: var(--ink); }
.lp-nav-signin { font-size: 14px; font-weight: 600; color: var(--ink); text-decoration: none; }

/* Hero */
.lp-hero {
  max-width: 1080px; margin: 0 auto; padding: 32px 24px 48px;
  display: grid; grid-template-columns: 1.05fr 1fr; gap: 44px; align-items: center;
}
.lp-lede { font-size: 17px; line-height: 1.65; color: var(--muted); margin: 20px 0 28px; max-width: 36em; }
.lp-hero-cta { display: flex; gap: 12px; flex-wrap: wrap; }
.lp-hero-note { font-size: 13px; color: var(--muted); margin-top: 16px; }

/* Product shot (shared) */
.lp-shot {
  background: var(--card); border: 1px solid var(--line); border-radius: 14px;
  box-shadow: 0 24px 60px -28px rgba(27,30,43,.4); overflow: hidden;
}
.lp-shot-bar {
  display: flex; align-items: center; gap: 7px;
  padding: 11px 14px; border-bottom: 1px solid var(--line); background: color-mix(in srgb, var(--paper) 88%, var(--card));
}
.lp-dot { width: 9px; height: 9px; border-radius: 50%; background: color-mix(in srgb, var(--line) 76%, var(--amber)); }
.lp-shot-tab { margin-left: 10px; font-size: 12px; font-weight: 600; color: var(--muted); }
.lp-shot-body { padding: 18px; }
.lp-shot-center .lp-shot-body { text-align: center; }

/* Marking shot */
.lp-mark-row { padding: 12px 0; border-bottom: 1px dashed var(--line); }
.lp-mark-row:last-of-type { border-bottom: none; }
.lp-mark-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 8px; }
.lp-mark-crit { font-weight: 700; font-size: 14px; color: var(--ink); }
.lp-band {
  font-size: 12px; font-weight: 700; color: var(--success-ink); background: color-mix(in srgb, var(--success) 14%, var(--card));
  border: 1px solid color-mix(in srgb, var(--success) 28%, var(--card)); padding: 3px 10px; border-radius: 100px; white-space: nowrap;
}
.lp-band-low { color: var(--amber); background: var(--amber-soft); border-color: color-mix(in srgb, var(--amber) 22%, var(--paper)); }
.lp-mark-why, .lp-mark-up { font-size: 13px; line-height: 1.55; color: var(--muted); margin-top: 4px; }
.lp-mark-up { color: var(--ink); }
.lp-priority { margin-top: 14px; background: color-mix(in srgb, var(--indigo) 6%, var(--card)); border: 1px solid color-mix(in srgb, var(--indigo) 12%, var(--card)); border-radius: 10px; padding: 12px 14px; }
.lp-priority-label { font-size: 11px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--indigo); }
.lp-priority ul { margin: 8px 0 0; padding-left: 18px; }
.lp-priority li { font-size: 13px; line-height: 1.5; color: var(--ink); margin-bottom: 4px; }

/* Notes shot */
.lp-note-h { font-weight: 700; font-size: 13px; color: var(--ink); margin: 6px 0 6px; }
.lp-note-list { margin: 0 0 12px; padding-left: 18px; }
.lp-note-list li { font-size: 13px; line-height: 1.55; color: var(--muted); margin-bottom: 5px; }
.lp-note-list strong { color: var(--ink); }
.lp-note-actions { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 6px; }
.lp-chip { font-size: 12px; font-weight: 600; color: var(--inverse-ink); background: var(--indigo); padding: 6px 12px; border-radius: 8px; }
.lp-chip-ghost { color: var(--ink); background: transparent; border: 1px solid var(--line); }

/* Flashcard shot */
.lp-flash-meta { font-size: 12px; color: var(--muted); margin-bottom: 12px; }
.lp-flash-card {
  background: color-mix(in srgb, var(--paper) 88%, var(--card)); border: 1px solid var(--line); border-radius: 12px;
  padding: 26px 18px; font-size: 15px; color: var(--ink); margin-bottom: 14px;
}
.lp-review-row { display: grid; grid-template-columns: repeat(4,1fr); gap: 8px; }
.lp-rev { font-size: 12px; font-weight: 600; padding: 8px 0; border-radius: 8px; border: 1px solid var(--line); }
.lp-rev-again { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 24%, var(--card)); }
.lp-rev-hard { color: var(--amber); border-color: color-mix(in srgb, var(--amber) 22%, var(--paper)); }
.lp-rev-good { color: var(--indigo); border-color: color-mix(in srgb, var(--indigo) 24%, var(--card)); }
.lp-rev-easy { color: var(--success-ink); border-color: color-mix(in srgb, var(--success) 28%, var(--card)); }

/* Chat shot */
.lp-chat { display: flex; flex-direction: column; gap: 10px; }
.lp-bubble { font-size: 13px; line-height: 1.55; padding: 11px 14px; border-radius: 12px; max-width: 92%; }
.lp-bubble-user { align-self: flex-end; background: var(--indigo); color: var(--inverse-ink); border-bottom-right-radius: 4px; }
.lp-bubble-ai { align-self: flex-start; background: var(--paper-alt); color: var(--ink); border-bottom-left-radius: 4px; }

/* Why section */
.lp-why { background: var(--card); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 76px 0; }
.lp-why-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; margin-top: 36px; }
.lp-why-card { padding: 26px; border: 1px solid var(--line); border-radius: 14px; background: var(--paper); }
.lp-why-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 10px; color: var(--ink); }
.lp-why-card p { font-size: 14px; line-height: 1.6; color: var(--muted); }

/* Features */
.lp-features { padding: 84px 0; }
.lp-feature {
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center;
  padding: 40px 0;
}
.lp-feature-reverse .lp-feature-text { order: 2; }
.lp-feature-tag {
  display: inline-block; font-size: 11px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  color: var(--indigo); margin-bottom: 12px;
}
.lp-feature-text h3 { font-family: var(--lp-font-display); font-weight: 600; font-size: 24px; line-height: 1.2; margin-bottom: 12px; color: var(--ink); }
.lp-feature-text p { font-size: 15px; line-height: 1.65; color: var(--muted); }

/* How it works */
.lp-how { background: var(--paper-alt); border-top: 1px solid var(--line); padding: 80px 0; }
.lp-steps { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; margin-top: 38px; }
.lp-step { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 28px; }
.lp-step-num { font-family: var(--lp-font-display); font-size: 28px; font-weight: 600; color: var(--indigo); }
.lp-step h3 { font-size: 17px; font-weight: 700; margin: 14px 0 8px; color: var(--ink); }
.lp-step p { font-size: 14px; line-height: 1.6; color: var(--muted); }

/* Final CTA */
.lp-cta { padding: 90px 0; text-align: center; }
.lp-cta-inner {
  max-width: 1180px;
  padding: 42px 32px 46px;
  border-radius: 28px;
  display: grid;
  justify-items: center;
  gap: 14px;
  overflow: visible;
}
.lp-cta-inner .lp-h2 {
  margin: 0;
  max-width: 14ch;
}
.lp-cta-inner p { font-size: 16px; color: var(--muted); margin: 8px 0 26px; }

/* Footer */
.lp-footer { background: var(--ink); color: var(--footer-ink-soft); padding: 40px 0; }
.lp-footer-inner { display: flex; align-items: flex-start; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.lp-footer-centred .lp-footer-inner { flex-direction: column; align-items: center; text-align: center; }
.lp-footer .lp-logo { color: var(--inverse-ink); }
.lp-footer-tag { font-size: 13px; color: var(--footer-ink-muted); margin-top: 6px; max-width: 30em; }
.lp-footer-links { display: flex; gap: 22px; flex-wrap: wrap; }
.lp-footer-centred .lp-footer-links { justify-content: center; }
.lp-footer-links a { font-size: 14px; color: var(--footer-ink-soft); text-decoration: none; }
.lp-footer-links a:hover { color: var(--inverse-ink); }
.lp-logo-sm { transform: scale(0.75); transform-origin: center; }

/* Placeholder shot for feature screenshots not yet taken */
.lp-placeholder-shot {
  display: flex; align-items: center; justify-content: center;
  height: 160px; background: var(--surface-raised, #f0f0f2); border-radius: 8px;
  margin: 12px 16px 16px;
  color: var(--muted); font-size: 13px; font-style: italic;
}

/* Hero carousel */
.lp-carousel-slides { position: relative; min-height: 200px; }
.lp-carousel-slide { display: none; }
.lp-carousel-slide.active { display: block; }
.lp-carousel-dots { display: flex; justify-content: center; gap: 8px; padding: 10px 0 14px; }
.lp-cdot { width: 7px; height: 7px; border-radius: 50%; background: var(--border); cursor: pointer; transition: background 0.2s; }
.lp-cdot.active { background: var(--accent); }

@media (max-width: 860px) {
  .lp-hero { grid-template-columns: 1fr; gap: 36px; padding-top: 32px; }
  .lp-hero-shot { order: 2; }
  .lp-why-grid, .lp-steps { grid-template-columns: 1fr; }
  .lp-feature { grid-template-columns: 1fr; gap: 28px; padding: 28px 0; }
  .lp-feature-reverse .lp-feature-text { order: 0; }
  .lp-nav-links { gap: 14px; }
  .lp-nav-link { display: none; }
}

/* ── Setup: wide container (timetable step) ───────────────────── */
.setup-container-wide {
  max-width: 780px !important;
}

/* ── Timetable table (shared base) ───────────────────────────── */
.timetable-scroll {
  overflow-x: auto;
  margin-bottom: 16px;
}

.timetable-setup,
.timetable-ws {
  border-collapse: collapse;
  width: 100%;
  font-size: 13px;
}

.timetable-setup th,
.timetable-ws th {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  padding: 8px 12px;
  font-weight: 700;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  white-space: nowrap;
}

.timetable-setup td,
.timetable-ws td {
  border: 1px solid var(--border);
  padding: 7px 10px;
  vertical-align: middle;
}

.timetable-period {
  font-weight: 600;
  color: var(--text-muted);
  background: var(--bg-surface);
  text-align: center;
  width: 48px;
}

.timetable-cell {
  min-width: 100px;
  color: var(--text);
}

.timetable-cell.empty {
  color: var(--text-muted);
  background: color-mix(in srgb, var(--card) 40%, var(--paper));
}

/* Editable cells in setup */
.timetable-setup td.timetable-cell[contenteditable="true"] {
  cursor: text;
  outline: none;
  transition: background 0.1s;
}

.timetable-setup td.timetable-cell[contenteditable="true"]:hover {
  background: rgba(102, 126, 234, 0.04);
}

.timetable-setup td.timetable-cell[contenteditable="true"]:focus {
  background: var(--card);
  box-shadow: inset 0 0 0 2px var(--purple);
}

/* Subject summary under timetable (setup) */
.subjects-summary {
  margin-top: 12px;
}

.subjects-summary-label {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.subjects-pills-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.subject-pill {
  background: rgba(102, 126, 234, 0.1);
  border: 1px solid rgba(102, 126, 234, 0.25);
  color: var(--purple);
  border-radius: 100px;
  padding: 4px 12px;
  font-size: 13px;
  font-weight: 500;
}

/* ── Workspace timetable panel ────────────────────────────────── */
.timetable-toggle-bar {
  flex-shrink: 0;
  border-bottom: 1px solid var(--border);
  background: var(--white);
}

.timetable-toggle-btn {
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 20px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  font-family: inherit;
  transition: color 0.15s;
  width: 100%;
  text-align: left;
}

.timetable-toggle-btn:hover { color: var(--purple); }

.timetable-toggle-icon {
  font-size: 10px;
  color: var(--text-muted);
}

.timetable-panel {
  flex-shrink: 0;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  padding: 12px 20px 16px;
  overflow-x: auto;
}

/* ── Workspace layout (flex column) ──────────────────────────── */
.workspace-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* ── Sidebar: wider for tree structure ────────────────────────── */
.workspace-sidebar {
  width: 240px;
}

/* ── Subject tree: section + row ─────────────────────────────── */
.subject-section {
  margin-bottom: 1px;
}

.subject-row {
  display: flex;
  align-items: center;
  border-radius: 8px;
  padding: 1px 4px;
  transition: background 0.15s;
  position: relative;
  cursor: default;
}

.subject-row:hover { background: var(--bg-surface); }

.tree-expand-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px 4px;
  font-size: 9px;
  color: var(--text-muted);
  flex-shrink: 0;
  line-height: 1;
  transition: color 0.1s;
}

.tree-expand-btn:hover { color: var(--text); }

.subject-nav-label {
  flex: 1;
  padding: 8px 6px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
  user-select: none;
}

/* ── Term folders ─────────────────────────────────────────────── */
.subject-children {
  padding-left: 16px;
}

.term-section {
  margin-bottom: 2px;
}

.term-row {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px 6px;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.12s;
  user-select: none;
}

.term-row:hover { background: rgba(0, 0, 0, 0.04); }

.term-label {
  flex: 1;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

.term-chat-count {
  font-size: 11px;
  color: var(--text-muted);
  background: var(--bg-surface);
  border-radius: 100px;
  padding: 1px 6px;
  min-width: 18px;
  text-align: center;
}

/* ── Chat items ───────────────────────────────────────────────── */
.term-chats {
  padding-left: 10px;
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.chat-row {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 5px 8px;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.12s;
  position: relative;
}

.chat-row:hover { background: var(--bg-surface); }
.chat-row.active { background: rgba(102, 126, 234, 0.1); }
.chat-row.active .chat-row-name { color: var(--purple); font-weight: 600; }

.chat-row-icon {
  font-size: 12px;
  flex-shrink: 0;
}

.chat-row-name {
  flex: 1;
  font-size: 13px;
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}

.chat-settings-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: 2px 4px;
  font-size: 12px;
  color: var(--text-muted);
  letter-spacing: 0.5px;
  opacity: 0;
  transition: opacity 0.12s;
  border-radius: 4px;
  flex-shrink: 0;
  font-family: inherit;
}

.chat-row:hover .chat-settings-btn { opacity: 1; }
.chat-settings-btn:hover { background: rgba(0,0,0,0.06); }

.chat-rename-input {
  border: 1.5px solid var(--purple);
  border-radius: 4px;
  padding: 3px 6px;
  font-size: 13px;
  outline: none;
  color: var(--text);
  background: var(--white);
  width: 100%;
  font-family: inherit;
  flex: 1;
}

.new-chat-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px 8px;
  font-size: 12px;
  color: var(--text-muted);
  text-align: left;
  font-family: inherit;
  border-radius: 6px;
  transition: all 0.12s;
  width: 100%;
}

.new-chat-btn:hover { color: var(--purple); background: rgba(102, 126, 234, 0.06); }

.tree-loading {
  font-size: 12px;
  color: var(--text-muted);
  padding: 6px 10px;
}

.workspace-skeleton-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 8px;
}

.workspace-skeleton-indent {
  padding-left: 18px;
}

/* ── Chat panel ───────────────────────────────────────────────── */
.chat-panel {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--bg-surface);
}

.chat-header {
  flex-shrink: 0;
  padding: 12px 24px;
  border-bottom: 1px solid var(--border);
  background: var(--white);
}

.chat-breadcrumb {
  font-size: 13px;
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.bc-subject { font-weight: 700; color: var(--text); }
.bc-sep { color: var(--text-muted); }
.bc-term { color: var(--text-muted); }
.bc-chat { color: var(--purple); font-weight: 600; }

.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.chat-loading,
.chat-empty-hint {
  font-size: 14px;
  color: var(--text-muted);
  text-align: center;
  padding: 24px 0;
}

.workspace-message-skeleton {
  max-width: 72%;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--card);
  display: grid;
  gap: 10px;
}

.workspace-message-skeleton-user {
  align-self: flex-end;
}

.workspace-message-skeleton-assistant {
  align-self: flex-start;
}

.chat-bubble-wrap {
  display: flex;
}

.chat-bubble-wrap.user { justify-content: flex-end; }
.chat-bubble-wrap.assistant { justify-content: flex-start; }

.chat-bubble {
  max-width: 72%;
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 14px;
  line-height: 1.6;
}

.chat-bubble.user {
  background: var(--purple);
  color: var(--white);
  border-bottom-right-radius: 4px;
}

.chat-bubble.assistant {
  background: var(--white);
  border: 1.5px solid var(--border);
  color: var(--text);
  border-bottom-left-radius: 4px;
}

.chat-bubble.thinking {
  color: var(--text-muted);
  font-style: italic;
}

.chat-bubble strong {
  display: block;
  margin-top: 10px;
  margin-bottom: 4px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--purple);
}

.chat-bubble ul { padding-left: 18px; }
.chat-bubble li { margin-bottom: 3px; }
.chat-bubble p { margin-bottom: 6px; }

.chat-input-area {
  flex-shrink: 0;
  border-top: 1px solid var(--border);
  background: var(--white);
}

.chat-image-preview {
  padding: 10px 24px 0;
  display: flex;
  align-items: flex-start;
  gap: 8px;
  position: relative;
}

.chat-image-preview img {
  max-height: 90px;
  max-width: 180px;
  border-radius: 8px;
  border: 1.5px solid var(--border);
  object-fit: cover;
  display: block;
}

.chat-remove-image {
  position: absolute;
  top: 6px;
  left: 196px;
  background: rgba(0, 0, 0, 0.55);
  color: var(--white);
  border: none;
  border-radius: 50%;
  width: 20px;
  height: 20px;
  font-size: 14px;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  transition: background 0.15s;
}

.chat-remove-image:hover { background: rgba(0, 0, 0, 0.75); }

.chat-input-row {
  display: flex;
  align-items: flex-end;
  gap: 10px;
  padding: 12px 24px;
}

.chat-attach-btn {
  cursor: pointer;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px;
  border-radius: 8px;
  flex-shrink: 0;
  transition: color 0.15s, background 0.15s;
  margin-bottom: 2px;
}

.chat-attach-btn:hover {
  color: var(--purple);
  background: rgba(102, 126, 234, 0.08);
}

.bubble-image {
  display: block;
  max-width: 100%;
  max-height: 220px;
  border-radius: 8px;
  margin-bottom: 6px;
  object-fit: contain;
}

.chat-input {
  flex: 1;
  border: 1.5px solid var(--border);
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 14px;
  font-family: inherit;
  resize: none;
  outline: none;
  transition: border-color 0.2s;
  line-height: 1.5;
  max-height: 140px;
  overflow-y: auto;
}

.chat-input:focus { border-color: var(--purple); }

.chat-send-btn {
  background: var(--purple);
  color: var(--white);
  border: none;
  border-radius: 10px;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s;
  font-family: inherit;
  flex-shrink: 0;
  white-space: nowrap;
}

.chat-send-btn:hover { background: var(--purple-dark); }
.chat-send-btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* ── Empty state (updated for flex layout) ────────────────────── */
.empty-state {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  gap: 12px;
}

/* ── Settings ─────────────────────────────────────────────── */
.settings-page {
  min-height: 100vh;
  background: var(--bg-surface);
  padding: 32px 20px;
}

.settings-shell {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.settings-topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.settings-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.06);
}

.settings-card h1,
.settings-card h2 {
  margin-bottom: 8px;
}

.settings-subtitle,
.settings-copy {
  color: var(--text-muted);
  font-size: 14px;
}

.danger-card {
  border-color: var(--danger-line-soft);
}

@media (max-width: 700px) {
  .workspace-header,
  .settings-topbar {
    gap: 10px;
    flex-wrap: wrap;
  }

  .header-right {
    width: 100%;
    justify-content: flex-end;
  }

  .workspace-layout {
    flex-direction: column;
  }

  .workspace-sidebar {
    width: 100%;
    max-height: 260px;
    border-right: none;
    border-bottom: 1px solid var(--border);
  }

  .workspace-main {
    padding: 18px;
  }

  .auth-container,
  .setup-container,
  .settings-card {
    padding: 24px;
  }
}

/* ── Resource upload modal ────────────────────────────────── */
.resource-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 16px;
}

.resource-modal {
  background: var(--white);
  border-radius: 16px;
  padding: 28px;
  width: 100%;
  max-width: 520px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.2);
}

.resource-modal h2 {
  font-size: 18px;
  margin-bottom: 6px;
}

.resource-modal-sub {
  color: var(--text-muted);
  font-size: 13px;
  margin-bottom: 18px;
}

.resource-modal textarea {
  width: 100%;
  min-height: 180px;
  padding: 12px;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  font: inherit;
  font-size: 13px;
  resize: vertical;
  color: var(--text);
  background: var(--bg-surface);
  margin-bottom: 6px;
}

.resource-modal textarea:focus {
  outline: none;
  border-color: var(--purple);
}

.resource-modal-or {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-muted);
  font-size: 12px;
  margin: 10px 0;
}

.resource-modal-or::before,
.resource-modal-or::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

.resource-file-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border: 1.5px dashed var(--border);
  border-radius: 8px;
  cursor: pointer;
  font-size: 13px;
  color: var(--text-muted);
  transition: border-color 0.2s, color 0.2s;
  margin-bottom: 16px;
}

.resource-file-label:hover {
  border-color: var(--purple);
  color: var(--purple);
}

.resource-modal-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}

.timer-expired-actions {
  justify-content: space-between;
}

.resource-modal-error {
  color: var(--danger);
  font-size: 13px;
  margin-bottom: 12px;
}

/* ── Settings: appearance section ─────────────────────────── */
.settings-toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}

.settings-toggle-row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.settings-toggle-label {
  font-size: 14px;
  font-weight: 500;
}

.settings-toggle-desc {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
}

.toggle-switch {
  position: relative;
  width: 44px;
  height: 24px;
  flex-shrink: 0;
}

.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
  position: absolute;
}

.toggle-track {
  position: absolute;
  inset: 0;
  background: var(--border);
  border-radius: 12px;
  cursor: pointer;
  transition: background 0.2s;
}

.toggle-switch input:checked + .toggle-track {
  background: var(--purple);
}

.toggle-track::after {
  content: '';
  position: absolute;
  width: 18px;
  height: 18px;
  background: var(--card);
  border-radius: 50%;
  top: 3px;
  left: 3px;
  transition: transform 0.2s;
  box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}

.toggle-switch input:checked + .toggle-track::after {
  transform: translateX(20px);
}

.subject-resource-badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 600;
  padding: 1px 5px;
  border-radius: 4px;
  background: var(--purple);
  color: white;
  margin-left: 4px;
  vertical-align: middle;
  opacity: 0.85;
}

/* ── V1.6: shared bits ─────────────────────────────────────── */
.btn-compact { padding: 7px 14px; font-size: 13px; }
.header-logo-link { text-decoration: none; color: inherit; }

.modal-text-input {
  width: 100%;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  font: inherit;
  font-size: 14px;
  color: var(--text);
  background: var(--bg-surface);
  margin-bottom: 10px;
}
.modal-text-input:focus { outline: none; border-color: var(--purple); }

/* Modal tabs (add-note) */
.modal-tabs { display: flex; gap: 6px; margin-bottom: 14px; border-bottom: 1px solid var(--border); }
.modal-tab {
  background: none; border: none; padding: 8px 12px; font-size: 13px; font-weight: 600;
  color: var(--text-muted); cursor: pointer; position: relative; bottom: -1px;
}
.modal-tab.active { color: var(--purple); border-bottom: 2px solid var(--purple); }
.modal-tab-panel { display: flex; flex-direction: column; gap: 10px; margin-bottom: 12px; }
.notes-photo-preview { max-width: 100%; max-height: 220px; border-radius: 8px; border: 1px solid var(--border); margin-top: 4px; object-fit: contain; }

/* ── Notes panel ───────────────────────────────────────────── */
.notes-panel { display: flex; flex-direction: column; height: 100%; overflow: hidden; }
.notes-panel-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 20px; border-bottom: 1px solid var(--border); flex-shrink: 0;
}
.notes-list { flex: 1; overflow-y: auto; padding: 18px 20px; }
.notes-empty { color: var(--text-muted); font-size: 14px; padding: 24px 8px; text-align: center; }

.notes-folder-row .term-label { font-weight: 600; }

.note-card {
  background: var(--white); border: 1px solid var(--border); border-radius: 12px;
  padding: 16px 18px; margin-bottom: 12px; box-shadow: 0 2px 8px rgba(15,23,42,0.04);
}
.note-card-header { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; }
.note-card-title { font-size: 15px; font-weight: 700; flex: 1; margin: 0; }
.note-source-badge {
  font-size: 11px; font-weight: 600; color: var(--text-muted);
  background: var(--bg-surface); border: 1px solid var(--border); padding: 2px 8px; border-radius: 6px;
}
.note-delete-btn {
  background: none; border: none; color: var(--text-muted); font-size: 20px; line-height: 1;
  cursor: pointer; padding: 0 4px;
}
.note-delete-btn:hover { color: var(--danger); }
.note-card-content { font-size: 13.5px; line-height: 1.6; color: var(--text); }
.note-card-content strong { display: inline-block; margin-top: 8px; }
.note-card-content ul { margin: 4px 0 4px 18px; }
.note-card-date { font-size: 12px; color: var(--text-muted); margin-top: 10px; }

/* ── Vocabulary modal ──────────────────────────────────────── */
.vocab-list { max-height: 260px; overflow-y: auto; margin-bottom: 14px; }
.vocab-item {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 8px 10px; border-bottom: 1px solid var(--border); font-size: 13.5px;
}
.vocab-item:last-child { border-bottom: none; }
.vocab-delete-btn {
  background: none; border: none; color: var(--text-muted); font-size: 18px; cursor: pointer; padding: 0 4px;
}
.vocab-delete-btn:hover { color: var(--danger); }
.vocab-add-row, .vocab-generate-row { display: flex; gap: 8px; margin-bottom: 10px; flex-wrap: wrap; }
.vocab-add-row input, .vocab-generate-row input {
  flex: 1; min-width: 100px; border: 1.5px solid var(--border); border-radius: 8px; padding: 8px 10px;
  font: inherit; font-size: 13px; color: var(--text); background: var(--bg-surface);
}
.vocab-add-row input:focus, .vocab-generate-row input:focus { outline: none; border-color: var(--purple); }

/* ── Alpha usage metrics ───────────────────────────────────── */
.usage-summary { display: grid; gap: 8px; }
.usage-row {
  display: grid; grid-template-columns: 1fr auto auto; gap: 10px; align-items: center;
  padding: 10px 12px; border: 1px solid var(--border); border-radius: 10px; background: var(--bg-surface);
  font-size: 13px;
}
.usage-row strong { color: var(--purple); font-size: 15px; }
.usage-row small { color: var(--text-muted); font-size: 12px; }

/* ── Flashcards page ───────────────────────────────────────── */
.flashcards-main { flex: 1; display: flex; flex-direction: column; overflow: hidden; background: var(--bg-surface); }

.subject-list { display: flex; flex-direction: column; padding: 8px 10px; gap: 2px; overflow-y: auto; }
.subject-item {
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  padding: 9px 12px; border-radius: 8px; cursor: pointer; font-size: 14px; color: var(--text);
  transition: background 0.15s;
}
.subject-item:hover { background: var(--bg-surface); }
.subject-item.active { background: var(--purple); color: var(--inverse-ink); font-weight: 600; }
.due-badge {
  background: var(--danger); color: var(--inverse-ink); font-size: 11px; font-weight: 700;
  min-width: 20px; text-align: center; padding: 1px 6px; border-radius: 10px;
}
.subject-item.active .due-badge { background: var(--overlay-white-30); }

.deck-view { flex: 1; overflow-y: auto; padding: 24px; }
.deck-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; margin-bottom: 20px; flex-wrap: wrap; }
.deck-header h2 { font-size: 22px; }
.deck-meta { color: var(--text-muted); font-size: 13px; margin-top: 4px; }
.deck-actions { display: flex; gap: 8px; flex-wrap: wrap; }

.fc-sets-bar { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-bottom: 18px; }
.fc-set-chip { padding: 5px 14px; border-radius: 20px; border: 1.5px solid var(--border); background: var(--white); color: var(--text); font-size: 13px; cursor: pointer; transition: border-color 0.15s, background 0.15s, color 0.15s; display: flex; align-items: center; gap: 6px; }
.fc-set-chip.active { border-color: var(--purple); background: var(--purple); color: #fff; }
.fc-set-chip:hover:not(.active) { border-color: var(--purple); color: var(--purple); }
.fc-set-add { border-style: dashed; color: var(--text-muted); }
.fc-set-add:hover { border-color: var(--purple); color: var(--purple); }
.fc-deck-del { font-size: 15px; line-height: 1; opacity: 0.7; margin-left: 2px; }
.fc-deck-del:hover { opacity: 1; }

.card-deck-label { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; color: var(--purple); padding: 0 12px; margin-top: -4px; }

.cards-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 14px; }
.card-preview {
  position: relative; background: var(--white); border: 1.5px solid var(--border); border-radius: 12px;
  padding: 18px; min-height: 120px; cursor: pointer; transition: transform 0.15s, box-shadow 0.15s, border-color 0.15s;
  display: flex; align-items: center; justify-content: center; text-align: center;
}
.card-preview:hover { transform: translateY(-2px); border-color: var(--purple); box-shadow: 0 6px 16px rgba(102,126,234,0.18); }
.card-preview-front { font-size: 14px; font-weight: 600; color: var(--text); }
.card-preview-back { display: none; font-size: 13px; color: var(--text-muted); }
.card-preview.flipped .card-preview-front { display: none; }
.card-preview.flipped .card-preview-back { display: block; }
.card-delete-btn {
  position: absolute; top: 6px; right: 8px; background: none; border: none; color: var(--text-muted);
  font-size: 18px; line-height: 1; cursor: pointer; opacity: 0; transition: opacity 0.15s;
}
.card-preview:hover .card-delete-btn { opacity: 1; }
.card-delete-btn:hover { color: var(--danger); }
.card-preview-actions {
  position: absolute;
  top: 8px;
  right: 8px;
  display: flex;
  gap: 6px;
  opacity: 0;
  transition: opacity 0.12s ease;
}

.card-preview:hover .card-preview-actions {
  opacity: 1;
}

.card-action-btn {
  width: 30px;
  height: 30px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--overlay-white-92);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  cursor: pointer;
}

.card-action-btn svg {
  width: 15px;
  height: 15px;
}

.card-action-btn:hover {
  color: var(--ink);
  border-color: var(--indigo);
}

/* Study mode */
.study-view { flex: 1; display: flex; flex-direction: column; padding: 24px; overflow-y: auto; }
.study-topbar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; }
.study-progress { font-size: 13px; color: var(--text-muted); font-weight: 600; }
.study-stage { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 20px; }

.study-card { width: 100%; max-width: 480px; height: 280px; perspective: 1200px; cursor: pointer; }
.study-card-inner { position: relative; width: 100%; height: 100%; transition: transform 0.5s; transform-style: preserve-3d; }
.study-card.flipped .study-card-inner { transform: rotateY(180deg); }
.study-card-face {
  position: absolute; inset: 0; backface-visibility: hidden; -webkit-backface-visibility: hidden;
  display: flex; align-items: center; justify-content: center; text-align: center; padding: 28px;
  border-radius: 16px; border: 1.5px solid var(--border); background: var(--white);
  overflow-y: auto; box-shadow: 0 8px 24px rgba(15,23,42,0.08);
}
.study-card-front { font-size: 19px; font-weight: 600; color: var(--text); }
.study-card-back { transform: rotateY(180deg); font-size: 16px; color: var(--text); white-space: pre-wrap; }

.review-btns { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; width: 100%; max-width: 480px; }
.review-btn {
  padding: 12px; border-radius: 10px; border: 1.5px solid var(--border); background: var(--white);
  font-size: 14px; font-weight: 600; cursor: pointer; color: var(--text); transition: transform 0.1s, background 0.15s;
}
.review-btn:active { transform: scale(0.97); }
.review-btn.again { border-color: var(--danger); color: var(--danger); }
.review-btn.hard { border-color: var(--review-hard-line); color: var(--review-hard); }
.review-btn.good { border-color: var(--purple); color: var(--purple); }
.review-btn.easy { border-color: var(--success); color: var(--success); }
.review-btn.again:hover { background: rgba(239,68,68,0.08); }
.review-btn.hard:hover { background: rgba(245,158,11,0.08); }
.review-btn.good:hover { background: rgba(102,126,234,0.08); }
.review-btn.easy:hover { background: rgba(16,185,129,0.08); }

.study-done { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px; color: var(--text-muted); text-align: center; }

/* ── Exam Mode ─────────────────────────────────────────────── */
.exam-shell {
  min-height: calc(100vh - 56px);
  padding: 26px;
  background:
    radial-gradient(circle at top left, rgba(102,126,234,0.16), transparent 34%),
    linear-gradient(135deg, var(--bg-surface), var(--white));
}

.exam-hero {
  display: flex; justify-content: space-between; gap: 24px; align-items: flex-end;
  max-width: 1180px; margin: 0 auto 22px; padding: 24px;
  border: 1px solid var(--border); border-radius: 18px; background: var(--overlay-white-78);
  box-shadow: 0 12px 32px rgba(15,23,42,0.08);
}

[data-theme="dark"] .exam-hero { background: rgba(30,41,59,0.82); }
.exam-kicker { color: var(--purple); font-size: 12px; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 6px; }
.exam-hero h1 { max-width: 680px; font-size: clamp(28px, 5vw, 48px); line-height: 1; letter-spacing: -0.04em; margin-bottom: 10px; }
.exam-hero p { max-width: 720px; color: var(--text-muted); line-height: 1.6; }
.exam-controls { display: grid; grid-template-columns: minmax(180px, 1fr) minmax(140px, 0.6fr); gap: 12px; min-width: 360px; }
.exam-controls label, .exam-label { display: grid; gap: 6px; font-size: 12px; font-weight: 700; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.04em; }
.exam-controls select {
  border: 1.5px solid var(--border); border-radius: 10px; padding: 10px 12px; color: var(--text);
  background: var(--white); font: inherit; font-size: 14px;
}

.exam-grid {
  max-width: 1180px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr; gap: 18px;
}
.exam-card {
  min-height: 560px; display: flex; flex-direction: column; gap: 12px;
  padding: 20px; border: 1px solid var(--border); border-radius: 18px; background: var(--white);
  box-shadow: 0 10px 28px rgba(15,23,42,0.07);
}
.exam-card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.exam-card h2 { font-size: 18px; letter-spacing: -0.02em; }
.exam-answer {
  min-height: 180px; resize: vertical; border: 1.5px solid var(--border); border-radius: 12px; padding: 12px;
  font: inherit; color: var(--text); background: var(--bg-surface);
}
.exam-answer:focus, .exam-controls select:focus { outline: none; border-color: var(--purple); }
.exam-output {
  flex: 1; overflow-y: auto; padding: 16px; border-radius: 14px; border: 1px solid var(--border);
  background: var(--bg-surface); color: var(--text); line-height: 1.6; font-size: 14px;
}
.exam-output.muted { color: var(--text-muted); display: flex; align-items: center; justify-content: center; text-align: center; }
.exam-output p { margin-bottom: 10px; }
.exam-output ul { margin: 4px 0 12px 20px; }
.exam-output strong { display: inline-block; margin-top: 8px; }

@media (max-width: 900px) {
  .exam-hero { align-items: stretch; flex-direction: column; }
  .exam-controls { min-width: 0; grid-template-columns: 1fr; }
  .exam-grid { grid-template-columns: 1fr; }
}

/* ── Site footer ──────────────────────────────────────────── */
.site-footer {
  text-align: center;
  padding: 20px 0 4px;
  font-size: 12px;
  color: var(--overlay-white-60);
}
.site-footer a {
  color: var(--overlay-white-85);
  text-decoration: none;
}
.site-footer a:hover { text-decoration: underline; }

.site-footer--light {
  color: var(--text-muted);
}
.site-footer--light a {
  color: var(--purple);
}

.btn-icon {
  background: transparent;
  border: 1px solid var(--overlay-white-24);
  color: inherit;
  cursor: pointer;
  padding: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
}

.btn-icon:hover {
  background: var(--overlay-white-16);
}

[data-theme="dark"] .btn-icon {
  border-color: var(--line);
}

[data-theme="dark"] .btn-icon:hover {
  background: var(--paper-alt);
}

.btn-icon svg {
  width: 18px;
  height: 18px;
}

.workspace-layout-single {
  align-items: stretch;
}

.app-sidebar {
  width: 64px;
  flex-shrink: 0;
  background: var(--paper-alt);
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 18px 10px;
  gap: 24px;
}

.app-sidebar-brand {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(145deg, var(--indigo), var(--purple-deeper));
  color: var(--card);
  text-decoration: none;
  font-weight: 800;
  letter-spacing: -0.04em;
  box-shadow: 0 12px 24px rgba(91, 103, 241, 0.24);
}

.app-sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.app-sidebar-link {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  text-decoration: none;
  transition: background 0.12s ease, color 0.12s ease, transform 0.1s ease;
}

.app-sidebar-link:hover {
  background: rgba(91, 103, 241, 0.08);
  color: var(--ink);
}

.app-sidebar-link.active {
  background: rgba(91, 103, 241, 0.14);
  color: var(--indigo);
  box-shadow: inset 0 0 0 1px rgba(91, 103, 241, 0.12);
}

.app-sidebar-link svg {
  width: 19px;
  height: 19px;
}

.password-field {
  position: relative;
}

.password-field input {
  width: 100%;
  padding-right: 42px;
}

.pw-reveal-btn {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  cursor: pointer;
  color: var(--muted);
  padding: 0;
}

.pw-reveal-btn svg {
  width: 18px;
  height: 18px;
}

.plan-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.plan-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 68px;
  padding: 7px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  margin-bottom: 8px;
}

.plan-badge--free {
  color: var(--indigo);
  background: rgba(91, 103, 241, 0.12);
}

.plan-badge--pro {
  color: #8a5100;
  background: rgba(244, 165, 28, 0.18);
}

.subject-settings-btn,
.chat-settings-btn {
  opacity: 1;
}

.subject-name-stack {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  flex: 1;
}

.subject-colour-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  flex-shrink: 0;
  box-shadow: 0 0 0 2px var(--overlay-white-85);
}

.subject-colour-grid {
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  gap: 8px;
}

.subject-colour-option {
  width: 100%;
  aspect-ratio: 1;
  border-radius: 12px;
  border: 2px solid transparent;
  cursor: pointer;
}

.subject-colour-option.active {
  border-color: var(--ink);
  box-shadow: 0 0 0 3px rgba(91, 103, 241, 0.12);
}

.settings-field {
  display: grid;
  gap: 8px;
  margin-bottom: 14px;
}

.settings-field > span {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}

.resource-modal-wide {
  max-width: 680px;
}

.toast-root {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 2000;
  display: grid;
  gap: 10px;
}

.toast {
  min-width: 240px;
  max-width: 360px;
  padding: 14px 16px;
  border-radius: 14px;
  background: var(--card);
  border: 1px solid var(--line);
  box-shadow: 0 18px 36px rgba(15, 23, 42, 0.16);
  color: var(--ink);
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.18s ease, transform 0.18s ease;
}

.toast-visible {
  opacity: 1;
  transform: translateY(0);
}

.toast-success {
  border-color: rgba(16, 185, 129, 0.22);
}

.toast-error {
  border-color: rgba(239, 68, 68, 0.22);
}

.skeleton {
  background: linear-gradient(90deg, var(--paper-alt) 25%, var(--line) 50%, var(--paper-alt) 75%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.4s infinite;
  border-radius: 8px;
}

.skeleton-text {
  display: block;
  height: 12px;
  width: 100%;
}

.skeleton-text-sm {
  width: 84px;
}

.skeleton-text-md {
  width: 140px;
  height: 14px;
}

.skeleton-text-lg {
  width: 72px;
  height: 28px;
}

.skeleton-text-xl {
  width: 280px;
  height: 42px;
}

.skeleton-text-block {
  width: 100%;
  height: 48px;
}

.skeleton-icon,
.skeleton-check {
  display: inline-block;
  flex-shrink: 0;
}

.skeleton-icon {
  width: 16px;
  height: 16px;
  border-radius: 999px;
}

.skeleton-check {
  width: 18px;
  height: 18px;
  border-radius: 6px;
}

@keyframes skeleton-shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.dashboard-shell {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
  background:
    radial-gradient(circle at top left, rgba(91, 103, 241, 0.08), transparent 28%),
    radial-gradient(circle at top right, rgba(244, 165, 28, 0.08), transparent 24%),
    var(--paper);
}

.dashboard-surface {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  gap: 18px;
}

.dashboard-hero,
.dashboard-panel,
.dashboard-card {
  background: var(--overlay-white-84);
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: 0 18px 42px rgba(15, 23, 42, 0.08);
}

.dashboard-hero {
  padding: 26px;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: flex-start;
  flex-wrap: wrap;
}

.dashboard-greeting {
  font-size: clamp(1.6rem, 3.5vw, 2.5rem);
  line-height: 0.95;
  letter-spacing: -0.05em;
}

.dashboard-subline {
  margin-top: 10px;
  color: var(--muted);
  font-size: 15px;
}

.dashboard-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.dashboard-stat {
  padding: 18px;
}

.dashboard-stat-label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 10px;
}

.dashboard-stat-value {
  font-size: 1.85rem;
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--ink);
}

.dashboard-stat-note {
  color: var(--muted);
  font-size: 13px;
  margin-top: 6px;
}

.dashboard-panel {
  padding: 22px;
}

.dashboard-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}

.dashboard-panel-head h2 {
  font-size: 1.2rem;
  letter-spacing: -0.03em;
}

.dashboard-task-list,
.dashboard-note-list,
.dashboard-subject-grid {
  display: grid;
  gap: 12px;
}

.dashboard-task-item,
.dashboard-note-item,
.dashboard-subject-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 16px;
}

.dashboard-task-item {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 12px;
  align-items: center;
}

.dashboard-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 999px;
  padding: 6px 10px;
  background: var(--paper-alt);
  color: var(--ink);
  font-size: 12px;
  font-weight: 700;
}

.dashboard-chip-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
}

.dashboard-task-date {
  font-size: 13px;
  color: var(--muted);
}

.dashboard-task-date.overdue {
  color: var(--amber);
  font-weight: 700;
}

.dashboard-note-list {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.dashboard-note-item {
  text-decoration: none;
  color: inherit;
}

.dashboard-note-title {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 8px;
}

.dashboard-note-copy {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
  margin-bottom: 12px;
}

.dashboard-subject-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.dashboard-subject-card {
  cursor: pointer;
}

.dashboard-subject-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 14px;
}

.dashboard-subject-name {
  font-size: 16px;
  font-weight: 700;
}

.dashboard-subject-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.dashboard-metric {
  padding: 10px 12px;
  border-radius: 14px;
  background: var(--paper-alt);
}

.dashboard-metric strong {
  display: block;
  font-size: 1.1rem;
  letter-spacing: -0.03em;
}

.dashboard-metric span {
  font-size: 12px;
  color: var(--muted);
}

.dashboard-empty {
  padding: 22px;
  border-radius: 18px;
  border: 1px dashed var(--line);
  background: var(--overlay-white-42);
  color: var(--muted);
  text-align: center;
}

.dashboard-modal-form {
  display: grid;
  gap: 12px;
}

.dashboard-field {
  display: grid;
  gap: 8px;
}

.dashboard-field span {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}

.subject-upload-row {
  margin-top: 2px;
}

.subject-upload-note {
  font-size: 12px;
  color: var(--text-muted);
}

.subject-upload-status {
  min-height: 18px;
  font-size: 12px;
  color: var(--text-muted);
}

.subject-upload-status.error {
  color: var(--danger);
}

.pricing-page {
  min-height: 100vh;
  padding: 32px 20px 48px;
  background:
    radial-gradient(circle at top left, rgba(91, 103, 241, 0.1), transparent 26%),
    radial-gradient(circle at top right, rgba(244, 165, 28, 0.11), transparent 24%),
    var(--paper);
}

.pricing-shell {
  max-width: 1120px;
  margin: 0 auto;
}

.pricing-hero {
  display: grid;
  gap: 12px;
  max-width: 720px;
  margin-bottom: 28px;
}

.pricing-hero h1 {
  font-size: clamp(2.8rem, 7vw, 5rem);
  line-height: 0.95;
  letter-spacing: -0.06em;
}

.pricing-hero p {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.7;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.pricing-card {
  position: relative;
  background: var(--overlay-white-90);
  border: 1px solid var(--line);
  border-radius: 28px;
  padding: 28px;
  box-shadow: 0 20px 46px rgba(15, 23, 42, 0.08);
}

.pricing-card.featured {
  border-color: rgba(244, 165, 28, 0.42);
}

.pricing-tier {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}

.pricing-price {
  font-size: 2.4rem;
  font-weight: 800;
  letter-spacing: -0.05em;
}

.pricing-price small {
  font-size: 14px;
  color: var(--muted);
  font-weight: 600;
}

.pricing-list {
  list-style: none;
  display: grid;
  gap: 10px;
  margin: 20px 0 24px;
}

.pricing-list li {
  display: flex;
  gap: 10px;
  color: var(--ink);
}

.pricing-list svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  color: var(--indigo);
  margin-top: 2px;
}

.pricing-footnote {
  margin-top: 24px;
  color: var(--muted);
  font-size: 13px;
}

.pricing-placeholder-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.pricing-modal-copy {
  color: var(--muted);
  line-height: 1.7;
}

.exam-timer-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin: 6px 0 2px;
}

.exam-timer-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.timer-input {
  width: 64px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--card);
  color: var(--ink);
}

.timer-display {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--indigo);
  font-variant-numeric: tabular-nums;
}

.timer-warning {
  color: var(--amber) !important;
}

.exam-history-panel {
  border-top: 1px solid var(--line);
  padding-top: 16px;
}

.exam-history-toggle {
  background: none;
  border: none;
  padding: 0;
  color: var(--indigo);
  font-weight: 700;
  cursor: pointer;
}

.exam-history-list {
  display: grid;
  gap: 12px;
  margin-top: 14px;
}

.exam-history-item {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px;
  background: var(--paper-alt);
}

.exam-history-meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 8px;
}

.exam-history-question {
  font-weight: 600;
  margin-bottom: 8px;
}

.exam-history-feedback {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
}

@media (max-width: 980px) {
  .dashboard-stats,
  .dashboard-note-list,
  .dashboard-subject-grid,
  .pricing-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 780px) {
  .workspace-layout {
    flex-direction: column;
  }

  .app-sidebar {
    width: 100%;
    flex-direction: row;
    justify-content: space-between;
    padding: 12px 16px;
    border-right: none;
    border-bottom: 1px solid var(--line);
  }

  .app-sidebar-nav {
    flex-direction: row;
  }
}

:root {
  --ink: #111827;
  --muted: #64748b;
  --paper: #f3f1eb;
  --paper-alt: #ece8df;
  --card: #fffdfa;
  --line: #ddd7ca;
  --indigo: #2563eb;
  --amber: #d97706;
}

[data-theme="dark"] {
  --ink: #f4f2ec;
  --muted: #9ca3af;
  --paper: #0f1115;
  --paper-alt: #161a20;
  --card: #1a1f27;
  --line: #29303b;
  --indigo: #60a5fa;
  --amber: #f59e0b;
}

body,
button,
input,
textarea,
select {
  font-family: "Avenir Next", "Helvetica Neue", "Segoe UI", sans-serif;
}

h1,
h2,
h3,
.header-logo,
.lumen-brand-name,
.lp-h1,
.lp-h2,
.dashboard-greeting,
.privacy-card h1,
.admin-hero h1 {
  font-family: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, serif;
}

.lumen-brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.lumen-mark {
  width: 38px;
  height: 38px;
  flex-shrink: 0;
  filter: drop-shadow(0 10px 18px rgba(37, 99, 235, 0.18));
}

.lumen-brand-copy {
  display: grid;
  gap: 2px;
}

.lumen-brand-name {
  color: currentColor;
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.04em;
}

.lumen-brand-tagline {
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.02em;
  font-family: "Avenir Next", "Helvetica Neue", "Segoe UI", sans-serif;
}

.workspace-header {
  background: rgba(255, 253, 250, 0.88);
  color: var(--ink);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 12px 36px rgba(17, 24, 39, 0.06);
  backdrop-filter: blur(18px);
}

[data-theme="dark"] .workspace-header {
  background: rgba(15, 17, 21, 0.88);
}

.workspace-header--premium .header-center,
.workspace-header .header-center,
.workspace-header .header-right {
  color: var(--muted);
  opacity: 1;
}

.btn-logout,
.btn-header-link {
  background: var(--card);
  color: var(--ink);
  border: 1px solid var(--line);
}

.btn-logout:hover,
.btn-header-link:hover {
  background: var(--paper-alt);
}

.btn-icon {
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--ink);
}

.btn-icon:hover {
  background: var(--paper-alt);
}

.app-sidebar {
  background: rgba(255, 253, 250, 0.82);
  backdrop-filter: blur(16px);
}

[data-theme="dark"] .app-sidebar {
  background: rgba(22, 26, 32, 0.86);
}

.app-sidebar-brand {
  display: none;
}

.workspace-sidebar,
.resource-modal,
.confirm-box,
.auth-container,
.setup-container,
.settings-card,
.dashboard-panel,
.dashboard-hero,
.dashboard-card,
.pricing-card,
.admin-card,
.admin-metric-card,
.privacy-card {
  box-shadow: 0 18px 44px rgba(17, 24, 39, 0.08);
}

.auth-page {
  background:
    radial-gradient(circle at top left, rgba(37, 99, 235, 0.16), transparent 28%),
    radial-gradient(circle at bottom right, rgba(217, 119, 6, 0.15), transparent 24%),
    linear-gradient(180deg, #f6f3ec 0%, #ece7dc 100%);
}

[data-theme="dark"] .auth-page {
  background:
    radial-gradient(circle at top left, rgba(96, 165, 250, 0.14), transparent 26%),
    radial-gradient(circle at bottom right, rgba(245, 158, 11, 0.12), transparent 22%),
    linear-gradient(180deg, #0d1015 0%, #151922 100%);
}

.auth-container,
.setup-container {
  max-width: 520px;
  border: 1px solid var(--line);
  border-radius: 28px;
  padding: 40px 36px;
}

.auth-brand {
  display: flex;
  justify-content: center;
}

.site-footer,
.site-footer.site-footer--light {
  justify-content: center;
  padding: 18px 24px 28px;
}

.site-footer a {
  color: var(--muted);
}

.auth-tabs {
  border-bottom: 1px solid var(--line);
}

.auth-tab {
  border-radius: 12px 12px 0 0;
}

.auth-tab.active {
  color: var(--ink);
  border-bottom-color: var(--indigo);
}

.field label {
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 700;
}

.field input,
.field textarea,
.field select,
.modal-text-input,
.resource-modal textarea,
.vocab-add-row input,
.vocab-generate-row input,
.timer-input {
  background: color-mix(in srgb, var(--card) 88%, var(--paper));
  border: 1px solid var(--line);
  border-radius: 14px;
}

.password-field {
  border-radius: 14px;
  background: color-mix(in srgb, var(--card) 88%, var(--paper));
  border: 1px solid var(--line);
}

.password-field input {
  background: transparent;
  border: none;
}

.lp-body {
  background:
    radial-gradient(circle at top left, rgba(37, 99, 235, 0.08), transparent 26%),
    radial-gradient(circle at top right, rgba(217, 119, 6, 0.08), transparent 22%),
    linear-gradient(180deg, #f7f4ee 0%, #f2eee5 100%);
}

[data-theme="dark"] .lp-body {
  /* The landing palette is defined as variables on .lp-body with light values.
     Dark mode previously only swapped the background, leaving dark --ink text on
     a dark background (invisible). Re-map the palette so text and surfaces read. */
  --ink: #eef1f6;
  --muted: #a7b0c0;
  --card: #1a1f27;
  --paper: #0f1115;
  --paper-alt: #161a20;
  --line: #2b323d;
  background:
    radial-gradient(circle at top left, rgba(96, 165, 250, 0.1), transparent 22%),
    radial-gradient(circle at top right, rgba(245, 158, 11, 0.08), transparent 18%),
    linear-gradient(180deg, #0f1115 0%, #161a20 100%);
}

.lp-nav,
.lp-footer,
.lp-shot,
.lp-why-card,
.lp-cta-inner,
.lp-feature-shot .lp-shot {
  background: rgba(255, 253, 250, 0.72);
  border: 1px solid rgba(221, 215, 202, 0.8);
  backdrop-filter: blur(16px);
}

[data-theme="dark"] .lp-nav,
[data-theme="dark"] .lp-footer,
[data-theme="dark"] .lp-shot,
[data-theme="dark"] .lp-why-card,
[data-theme="dark"] .lp-cta-inner,
[data-theme="dark"] .lp-feature-shot .lp-shot {
  background: rgba(22, 26, 32, 0.82);
  border-color: rgba(41, 48, 59, 0.9);
}

.lp-nav {
  margin: 18px auto 0;
  max-width: 1200px;
  border-radius: 22px;
}

.lp-nav-brand,
.lp-logo-lockup {
  text-decoration: none;
  color: var(--ink);
}

.lp-nav-brand .lumen-brand-lockup {
  gap: 12px;
}

.lp-nav-brand .lumen-brand-logo-full-wrap {
  width: clamp(52px, 5vw, 68px);
  max-width: none;
  flex: 0 0 auto;
}

.lp-nav-brand .lumen-brand-logo-full {
  min-width: 0;
  width: 100%;
}

.lp-nav-brand .lumen-brand-tagline {
  font-size: 12px;
}

.lp-logo-lockup .lumen-brand-lockup {
  gap: 16px;
}

.lp-logo-lockup .lumen-brand-logo-full-wrap {
  width: clamp(72px, 8vw, 96px);
  max-width: none;
  flex: 0 0 auto;
}

.lp-logo-lockup .lumen-brand-logo-full {
  min-width: 0;
  width: 100%;
}

.lp-logo-lockup .lumen-brand-tagline {
  font-size: 13px;
}

.lp-hero-premium {
  align-items: center;
}

.lp-hero-shot-premium .lp-shot-surface {
  padding: 0;
  overflow: hidden;
}

.lp-shot-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  padding: 18px;
}

.lp-shot-panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 16px;
  display: grid;
  gap: 10px;
}

.lp-shot-panel-wide {
  grid-column: span 2;
}

.lp-shot-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  font-weight: 700;
}

.lp-shot-date-row,
.lp-shot-task-row {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  font-size: 13px;
  color: var(--ink);
}

.lp-shot-chip {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(37, 99, 235, 0.1);
  color: var(--indigo);
  font-weight: 700;
}

.lp-shot-chip-gold {
  background: rgba(217, 119, 6, 0.12);
  color: var(--amber);
}

.settings-shell {
  max-width: 860px;
}

.settings-topbar {
  margin-bottom: 4px;
}

.settings-brand {
  text-decoration: none;
  color: var(--ink);
}

.settings-topbar-actions,
.settings-inline-actions {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}

.dashboard-shell-premium {
  padding: 16px 20px;
  background:
    radial-gradient(circle at top left, rgba(37, 99, 235, 0.09), transparent 22%),
    radial-gradient(circle at bottom right, rgba(217, 119, 6, 0.08), transparent 20%),
    var(--paper);
}

.dashboard-surface-premium {
  max-width: 1320px;
  gap: 18px;
  padding: 10px;
  border-radius: 28px;
  overflow: hidden;
}

.dashboard-hero-premium {
  padding: 22px 24px;
  align-items: stretch;
  background: linear-gradient(135deg, rgba(255, 253, 250, 0.95) 0%, rgba(244, 240, 231, 0.9) 100%);
  border-radius: 26px;
}

[data-theme="dark"] .dashboard-hero-premium {
  background: linear-gradient(135deg, rgba(26, 31, 39, 0.96) 0%, rgba(23, 27, 34, 0.92) 100%);
}

.dashboard-kicker {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 800;
  color: var(--indigo);
  margin-bottom: 10px;
}

.dashboard-main-grid {
  display: grid;
  grid-template-columns: 340px minmax(0, 1fr);
  gap: 18px;
}

.dashboard-side-column,
.dashboard-main-column {
  display: grid;
  gap: 18px;
}

.dashboard-panel-tight {
  padding: 20px;
}

.dashboard-panel-copy {
  color: var(--muted);
  font-size: 14px;
  margin-top: 4px;
}

.dashboard-task-toolbar {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.dashboard-filter {
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--muted);
  border-radius: 999px;
  padding: 8px 14px;
  cursor: pointer;
  font-weight: 700;
}

.dashboard-filter.active {
  color: var(--card);
  background: var(--ink);
  border-color: var(--ink);
}

.dashboard-task-board {
  gap: 14px;
}

.dashboard-task-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 18px;
  display: grid;
  gap: 14px;
}

.dashboard-task-card.priority-high,
.dashboard-task-card.priority-urgent {
  border-color: rgba(217, 119, 6, 0.42);
}

.dashboard-task-card.is-complete {
  opacity: 0.72;
}

.dashboard-task-top,
.dashboard-note-top,
.dashboard-task-bottom,
.dashboard-subject-actions,
.gpa-summary,
.admin-list-row,
.admin-stack-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.dashboard-task-main {
  flex: 1;
  display: grid;
  gap: 8px;
}

.dashboard-task-main h3,
.dashboard-subject-title {
  font-size: 1.05rem;
  letter-spacing: -0.03em;
}

.dashboard-task-main p,
.dashboard-note-copy,
.calendar-event-copy h3 {
  color: var(--muted);
  line-height: 1.65;
}

.dashboard-task-check {
  position: relative;
  width: 24px;
  height: 24px;
}

.dashboard-task-check input {
  opacity: 0;
  position: absolute;
  inset: 0;
}

.dashboard-task-check span {
  position: absolute;
  inset: 0;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--paper-alt);
}

.dashboard-task-check input:checked + span {
  background: var(--indigo);
  border-color: var(--indigo);
}

.dashboard-task-check input:checked + span::after {
  content: '';
  position: absolute;
  inset: 6px;
  border-right: 2px solid white;
  border-bottom: 2px solid white;
  transform: rotate(45deg) translate(-1px, -1px);
}

.dashboard-task-meta,
.dashboard-subject-status {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.dashboard-task-type,
.dashboard-task-priority,
.dashboard-status-pill {
  padding: 6px 10px;
  border-radius: 999px;
  background: var(--paper-alt);
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.dashboard-status-pill.active {
  color: var(--indigo);
  background: rgba(37, 99, 235, 0.1);
}

.dashboard-card-action {
  width: 40px;
  height: 40px;
}

.dashboard-task-minutes,
.dashboard-note-date {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.dashboard-calendar-list,
.gpa-list,
.admin-list,
.admin-stack-list {
  display: grid;
  gap: 12px;
}

.calendar-event-card,
.gpa-row,
.admin-list-row,
.admin-stack-row {
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: 18px;
  padding: 14px 16px;
}

.calendar-event-card {
  display: grid;
  grid-template-columns: 70px 1fr;
  gap: 14px;
}

.calendar-event-date {
  border-radius: 16px;
  background: var(--paper-alt);
  display: grid;
  place-items: center;
  padding: 12px 6px;
}

.calendar-event-date strong {
  font-size: 1.35rem;
  font-family: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, serif;
}

.calendar-event-copy {
  display: grid;
  gap: 10px;
}

.v2-deadline-actions {
  display: grid;
  gap: 10px;
  justify-items: end;
  align-content: center;
}

.v2-deadline-actions .btn-compact {
  min-width: 0;
  padding-inline: 10px;
}

.gpa-summary {
  margin-bottom: 14px;
  padding: 16px;
  border-radius: 18px;
  background: var(--paper-alt);
}

.gpa-summary-label {
  display: block;
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 800;
}

.gpa-summary strong {
  font-size: 2rem;
  letter-spacing: -0.05em;
}

.gpa-row {
  width: 100%;
  text-align: left;
  cursor: pointer;
}

.gpa-row span,
.admin-list-row span,
.admin-stack-row span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  margin-top: 4px;
}

.dashboard-week-grid {
  display: grid;
  gap: 12px;
}

.week-day-card {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--card);
  padding: 16px;
  display: grid;
  gap: 12px;
}

.week-day-slots {
  display: grid;
  gap: 8px;
}

.week-slot {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 14px;
  background: var(--paper-alt);
  font-size: 13px;
}

.week-slot span {
  color: var(--muted);
  font-weight: 700;
}

.week-slot.empty strong {
  color: var(--muted);
}

.dashboard-subject-grid-premium {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.dashboard-subject-card-premium {
  display: grid;
  gap: 16px;
  cursor: default;
}

.dashboard-note-stream {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.dashboard-note-item {
  display: grid;
  gap: 12px;
}

.dashboard-form-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.review-badge {
  background: rgba(37, 99, 235, 0.12);
  color: var(--indigo);
  font-size: 11px;
  font-weight: 800;
  min-width: 24px;
  text-align: center;
  padding: 3px 7px;
  border-radius: 999px;
}

.subject-item.active .review-badge {
  background: rgba(255, 255, 255, 0.2);
  color: inherit;
}

.privacy-page-shell {
  min-height: 100vh;
  padding: 36px 20px;
  background:
    radial-gradient(circle at top left, rgba(37, 99, 235, 0.08), transparent 26%),
    linear-gradient(180deg, #f7f4ee 0%, #eee8dc 100%);
}

[data-theme="dark"] .privacy-page-shell {
  background:
    radial-gradient(circle at top left, rgba(96, 165, 250, 0.1), transparent 22%),
    linear-gradient(180deg, #0f1115 0%, #161a20 100%);
}

.privacy-layout {
  max-width: 920px;
  margin: 0 auto;
  display: grid;
  gap: 20px;
}

.privacy-brand-lockup {
  text-decoration: none;
  color: var(--ink);
}

.privacy-card {
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(255, 253, 250, 0.88);
  padding: 36px;
}

[data-theme="dark"] .privacy-card {
  background: rgba(26, 31, 39, 0.94);
}

.privacy-card h2 {
  margin: 26px 0 10px;
  font-size: 1rem;
}

.privacy-card p,
.privacy-card li {
  color: var(--ink);
  line-height: 1.75;
}

.privacy-date,
.privacy-back-link {
  color: var(--muted);
}

.admin-shell {
  flex: 1;
  overflow-y: auto;
  padding: 28px;
  background:
    radial-gradient(circle at top left, rgba(37, 99, 235, 0.08), transparent 24%),
    radial-gradient(circle at bottom right, rgba(217, 119, 6, 0.07), transparent 18%),
    var(--paper);
}

.admin-hero,
.admin-card,
.admin-metric-card {
  background: rgba(255, 253, 250, 0.88);
  border: 1px solid var(--line);
  border-radius: 24px;
}

[data-theme="dark"] .admin-hero,
[data-theme="dark"] .admin-card,
[data-theme="dark"] .admin-metric-card {
  background: rgba(26, 31, 39, 0.94);
}

.admin-hero {
  padding: 28px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-end;
  margin-bottom: 20px;
}

.admin-kicker {
  color: var(--indigo);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.admin-hero p,
.admin-card-head p {
  color: var(--muted);
}

.admin-select-label {
  display: grid;
  gap: 8px;
  font-size: 12px;
  font-weight: 800;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.admin-metric-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 20px;
}

.admin-metric-card {
  padding: 18px;
}

.admin-metric-card span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 800;
  margin-bottom: 10px;
}

.admin-metric-card strong {
  font-size: 1.8rem;
  letter-spacing: -0.04em;
}

.admin-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.admin-card {
  padding: 22px;
  display: grid;
  gap: 16px;
}

.admin-card-wide {
  grid-column: span 2;
}

.admin-chart {
  min-height: 240px;
}

.admin-chart-svg {
  width: 100%;
  height: 240px;
}

.admin-axis-label {
  fill: var(--muted);
  font-size: 10px;
  font-family: "Avenir Next", "Helvetica Neue", "Segoe UI", sans-serif;
}

.admin-stack-row {
  align-items: center;
  gap: 14px;
}

.admin-stack-bar {
  flex: 1;
  height: 10px;
  border-radius: 999px;
  background: var(--paper-alt);
  overflow: hidden;
}

.admin-stack-bar span {
  display: block;
  height: 100%;
  margin: 0;
  background: linear-gradient(90deg, var(--indigo), color-mix(in srgb, var(--indigo) 55%, white));
}

.timetable-panel,
.chat-header,
.chat-input-area,
.notes-panel-header,
.note-card,
.exam-card,
.deck-view,
.study-card {
  border-radius: 22px;
}

.workspace-sidebar {
  width: 270px;
  background: rgba(255, 253, 250, 0.92);
}

[data-theme="dark"] .workspace-sidebar {
  background: rgba(26, 31, 39, 0.95);
}

.subject-row,
.term-row,
.chat-row,
.subject-item {
  border-radius: 14px;
}

@media (max-width: 1080px) {
  .dashboard-main-grid,
  .admin-grid {
    grid-template-columns: 1fr;
  }

  .admin-card-wide {
    grid-column: span 1;
  }

  .admin-metric-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .dashboard-note-stream,
  .dashboard-subject-grid-premium,
  .dashboard-form-row,
  .lp-shot-grid,
  .admin-metric-grid {
    grid-template-columns: 1fr;
  }

  .lp-shot-panel-wide {
    grid-column: span 1;
  }

  .dashboard-shell-premium,
  .admin-shell {
    padding: 18px;
  }

  .auth-container,
  .setup-container,
  .privacy-card {
    padding: 26px 22px;
  }
}

html {
  min-height: 100%;
}

body {
  min-height: 100vh;
  overflow-x: hidden;
}

.header-logo-link {
  color: inherit;
  text-decoration: none;
}

.lumen-mark-wrap {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: linear-gradient(145deg, rgba(37, 99, 235, 0.14), rgba(217, 119, 6, 0.1));
  border: 1px solid rgba(37, 99, 235, 0.12);
}

[data-theme="dark"] .lumen-mark-wrap {
  background: linear-gradient(145deg, rgba(96, 165, 250, 0.14), rgba(245, 158, 11, 0.08));
  border-color: rgba(96, 165, 250, 0.18);
}

.lumen-brand-logo-full-wrap {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  max-width: min(220px, 22vw);
}

.lumen-brand-logo-full {
  display: block;
  width: 100%;
  height: auto;
  min-width: 110px;
}

[data-theme="light"] .lumen-brand-logo-full,
[data-theme="light"] .lumen-mark {
  filter: invert(1);
}

.header-left .lumen-brand-logo-full-wrap {
  width: clamp(34px, 3.6vw, 40px);
  max-width: none;
  aspect-ratio: 1;
  flex: 0 0 auto;
}

.header-left .lumen-brand-logo-full {
  min-width: 0;
  width: 100%;
  max-width: 100%;
}

.lumen-brand-logo-header-wrap {
  justify-content: center;
}

.lumen-brand-logo-header {
  width: 100%;
  height: auto;
}

.header-left .lumen-brand-copy {
  min-width: 0;
}

.workspace-layout-single,
.workspace-layout-single .dashboard-shell,
.workspace-layout-single .exam-shell,
.workspace-layout-single .cal-shell {
  min-width: 0;
  min-height: 0;
}

.dashboard-shell,
.exam-shell,
.flashcards-main,
.workspace-main {
  min-width: 0;
}

.dashboard-shell,
.exam-shell,
.flashcards-main {
  overflow-y: auto;
}

.app-sidebar-link,
.btn-primary,
.btn-secondary,
.dashboard-panel,
.dashboard-card,
.dashboard-task-card,
.dashboard-subject-card,
.calendar-event-card,
.week-day-card,
.exam-card,
.card-preview,
.study-card,
.resource-modal,
.subject-item,
.subject-row,
.term-row,
.chat-row,
.schedule-day {
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease, background-color 180ms ease, opacity 180ms ease;
}

.dashboard-panel:hover,
.dashboard-card:hover,
.dashboard-task-card:hover,
.dashboard-subject-card:hover,
.calendar-event-card:hover,
.week-day-card:hover,
.exam-card:hover,
.card-preview:hover,
.schedule-day:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.08);
}

[data-theme="dark"] .dashboard-panel:hover,
[data-theme="dark"] .dashboard-card:hover,
[data-theme="dark"] .dashboard-task-card:hover,
[data-theme="dark"] .dashboard-subject-card:hover,
[data-theme="dark"] .calendar-event-card:hover,
[data-theme="dark"] .week-day-card:hover,
[data-theme="dark"] .exam-card:hover,
[data-theme="dark"] .card-preview:hover,
[data-theme="dark"] .schedule-day:hover {
  box-shadow: 0 22px 44px rgba(0, 0, 0, 0.28);
}

.dashboard-surface-premium > *,
.exam-shell > *,
.flashcards-main > *,
.workspace-main > * {
  animation: lumenFadeUp 420ms ease both;
}

.dashboard-surface-premium > *:nth-child(2),
.exam-grid > *:nth-child(2) {
  animation-delay: 60ms;
}

@keyframes lumenFadeUp {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.schedule-board {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
  margin-bottom: 16px;
}

.schedule-board-compact {
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
}

.schedule-day {
  display: grid;
  gap: 12px;
  padding: 16px;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.88), rgba(244, 240, 231, 0.74));
}

[data-theme="dark"] .schedule-day {
  background: linear-gradient(180deg, rgba(29, 32, 41, 0.96), rgba(22, 26, 32, 0.94));
}

.schedule-day-title {
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.schedule-slots {
  display: grid;
  gap: 10px;
}

.schedule-slot {
  display: grid;
  gap: 8px;
  padding: 12px;
  border-radius: 16px;
  background: var(--paper-alt);
  border: 1px solid color-mix(in srgb, var(--line) 78%, transparent);
}

.schedule-slot-period {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.schedule-slot-subject {
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.45;
}

.schedule-slot-subject.empty {
  color: var(--muted);
  font-weight: 600;
}

.schedule-slot-subject.is-editable {
  border-radius: 10px;
  padding: 4px 6px;
  outline: none;
  cursor: text;
}

.schedule-slot-subject.is-editable:hover,
.schedule-slot-subject.is-editable:focus {
  background: rgba(37, 99, 235, 0.08);
}

.gpa-privacy-shell {
  position: relative;
}

.gpa-privacy-shell.is-private::after {
  content: 'Private view';
  position: absolute;
  inset: auto 14px 14px auto;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(23, 32, 51, 0.82);
  color: white;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.gpa-privacy-shell.is-private > * {
  filter: blur(12px);
  user-select: none;
  pointer-events: none;
}

.gpa-privacy-shell.is-private .dashboard-empty {
  filter: blur(12px);
}

.exam-shell {
  min-height: 0;
  padding: clamp(18px, 3vw, 30px);
  background:
    radial-gradient(circle at top left, rgba(37, 99, 235, 0.12), transparent 28%),
    radial-gradient(circle at top right, rgba(217, 119, 6, 0.08), transparent 24%),
    linear-gradient(180deg, var(--paper) 0%, color-mix(in srgb, var(--paper) 78%, var(--card)) 100%);
}

.exam-hero.exam-hero-compact {
  align-items: center;
  padding: 20px 22px;
}

.exam-hero-copy-compact {
  display: grid;
  gap: 2px;
}

.exam-hero.exam-hero-compact h1 {
  margin-bottom: 0;
  font-size: clamp(1.75rem, 3vw, 2.4rem);
}

.exam-controls {
  min-width: 0;
  flex: 1;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.exam-grid {
  align-items: start;
}

.exam-card {
  min-height: 0;
  max-width: 100%;
}

.exam-card-head {
  flex-wrap: wrap;
}

.exam-answer {
  min-height: 220px;
  background: var(--card);
}

.exam-output {
  min-height: 280px;
}

.exam-history-list {
  max-height: 340px;
  overflow-y: auto;
}

.study-kit-output {
  margin-top: 18px;
  display: grid;
  gap: 18px;
}

.study-kit-section {
  display: grid;
  gap: 12px;
  padding: 18px;
  border-radius: 18px;
  background: var(--paper-alt);
  border: 1px solid var(--line);
}

.study-kit-section h3,
.study-kit-block h4 {
  letter-spacing: -0.02em;
}

.study-kit-block {
  display: grid;
  gap: 8px;
  padding: 14px;
  border-radius: 14px;
  background: var(--card);
  border: 1px solid var(--line);
}

.study-kit-block ul,
.study-kit-question-list {
  display: grid;
  gap: 10px;
}

.study-kit-block ul {
  padding-left: 18px;
}

.study-kit-question-card {
  display: grid;
  gap: 8px;
  padding: 14px;
  border-radius: 16px;
  background: var(--card);
  border: 1px solid var(--line);
}

.study-kit-question-card strong {
  color: var(--indigo);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.study-kit-question-card span {
  color: var(--muted);
  font-size: 13px;
}

@media (min-width: 1400px) {
  .dashboard-main-grid {
    grid-template-columns: 380px minmax(0, 1fr);
  }

  .dashboard-subject-grid-premium,
  .dashboard-note-stream {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .exam-grid {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  }
}

@media (max-width: 1100px) {
  .exam-controls {
    grid-template-columns: 1fr;
  }

  .workspace-header {
    gap: 14px;
    flex-wrap: wrap;
  }

  .header-center {
    order: 3;
    width: 100%;
    text-align: left;
  }
}

@media (max-width: 900px) {
  .schedule-board,
  .schedule-board-compact {
    grid-template-columns: 1fr;
  }

  .dashboard-panel:hover,
  .dashboard-card:hover,
  .dashboard-task-card:hover,
  .dashboard-subject-card:hover,
  .calendar-event-card:hover,
  .week-day-card:hover,
  .exam-card:hover,
  .card-preview:hover,
  .schedule-day:hover {
    transform: none;
  }
}

@media (max-width: 760px) {
  .workspace-layout {
    overflow: visible;
  }

  .app-sidebar {
    width: 58px;
    padding: 16px 8px;
  }

  .exam-shell,
  .dashboard-shell-premium {
    padding: 16px;
  }

  .exam-hero,
  .dashboard-hero-premium,
  .dashboard-panel,
  .exam-card {
    border-radius: 18px;
  }

  .calendar-event-card {
    grid-template-columns: 56px 1fr;
  }

  .v2-calendar-weekdays,
  .v2-calendar-grid {
    gap: 6px;
  }

  .v2-calendar-day {
    min-height: 72px;
    padding: 8px;
  }
}

/* ── Subject settings panel (genie animation) ─────────────────── */

/* workspace-main needs a stacking context for the panel overlay */
.workspace-main { position: relative; }

.subst-panel {
  position: absolute;
  inset: 0;
  z-index: 20;
  background: var(--white);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  /* Initial (pre-animation) state */
  transform: scaleX(0.06) scaleY(0.18);
  transform-origin: 0px 80px;
  opacity: 0;
  filter: blur(14px);
  border-radius: 18px;
  transition: none;
  pointer-events: none;
}

/* Open: genie flows in */
.subst-panel--in {
  transform: scaleX(1) scaleY(1);
  opacity: 1;
  filter: blur(0);
  border-radius: 0;
  pointer-events: auto;
  transition:
    transform 0.42s cubic-bezier(0.22, 1, 0.36, 1),
    opacity 0.28s ease,
    filter 0.32s ease,
    border-radius 0.38s ease;
}

/* Close: genie flows back out */
.subst-panel--out {
  transform: scaleX(0.06) scaleY(0.18);
  opacity: 0;
  filter: blur(14px);
  border-radius: 18px;
  pointer-events: none;
  transition:
    transform 0.26s cubic-bezier(0.55, 0, 0.8, 0.45),
    opacity 0.2s ease,
    filter 0.22s ease,
    border-radius 0.24s ease;
}

.subst-panel-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 24px 32px 16px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  background: var(--white);
}

.subst-panel-eyebrow {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.subst-panel-title {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
}

.subst-panel-close {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  padding: 6px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s, color 0.15s;
  flex-shrink: 0;
  margin-top: 2px;
}
.subst-panel-close svg { width: 18px; height: 18px; }
.subst-panel-close:hover { background: var(--bg-surface); color: var(--text); }

.subst-panel-body {
  flex: 1;
  overflow-y: auto;
  padding: 24px 32px 40px;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.subst-panel-error {
  color: var(--danger);
  font-size: 13px;
  padding: 10px 14px;
  background: #fef2f2;
  border-radius: 8px;
}

.subst-section {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.subst-section h3 {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-muted);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}

.subst-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.subst-field > span,
.subst-field > label > span {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}

.subst-hint {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.5;
  margin: 0;
}

.subst-field textarea {
  width: 100%;
  min-height: 120px;
  border: 1.5px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  font: inherit;
  font-size: 13.5px;
  resize: vertical;
  outline: none;
  transition: border-color 0.18s;
  background: var(--bg-surface);
  color: var(--text);
  line-height: 1.6;
}
.subst-field textarea:focus { border-color: var(--purple); }

.subst-panel-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  padding-top: 4px;
}

.subst-danger-zone {
  margin-top: 8px;
  padding-top: 24px;
  border-top: 1px solid #fecaca;
}
.subst-danger-zone h3 {
  color: var(--danger);
  border-color: #fecaca;
}

.subst-danger-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.subst-danger-row > div strong {
  font-size: 14px;
  color: var(--text);
  display: block;
  margin-bottom: 2px;
}
.subst-danger-row > div p {
  font-size: 13px;
  color: var(--text-muted);
  margin: 0;
}

html[data-theme="dark"] .subst-panel { background: #1e293b; }
html[data-theme="dark"] .subst-panel-header { background: #1e293b; }
html[data-theme="dark"] .subst-field textarea { background: #0f172a; border-color: var(--border); color: var(--text); }
html[data-theme="dark"] .subst-field textarea:focus { border-color: var(--purple); }
html[data-theme="dark"] .subst-panel-error { background: rgba(239,68,68,0.12); }

/* ── Global quick-chat bar + overlay ──────────────────────────── */

.quickchat-bar {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 900;
  width: min(640px, calc(100vw - 40px));
  animation: quickchat-bar-in 0.5s cubic-bezier(0.22, 1, 0.36, 1) both;
  animation-delay: 0.6s;
}

@keyframes quickchat-bar-in {
  from { opacity: 0; transform: translateX(-50%) translateY(24px); }
  to   { opacity: 1; transform: translateX(-50%) translateY(0); }
}

.quickchat-bar-inner {
  display: flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(180deg, rgba(18, 20, 25, 0.98), rgba(12, 13, 17, 0.98));
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 999px;
  padding: 10px 12px 10px 18px;
  box-shadow: 0 10px 34px rgba(0,0,0,0.42), 0 2px 8px rgba(0,0,0,0.24), inset 0 1px 0 rgba(255,255,255,0.05);
  transition: box-shadow 0.2s, border-color 0.2s;
}

.quickchat-bar-inner:focus-within {
  border-color: rgba(255,255,255,0.22);
  box-shadow: 0 12px 42px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,255,255,0.08);
}

.quickchat-icon {
  width: 16px;
  height: 16px;
  color: rgba(255,255,255,0.4);
  flex-shrink: 0;
}

.quickchat-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  font: inherit;
  font-size: 14px;
  color: rgba(255,255,255,0.9);
  caret-color: rgba(255,255,255,0.6);
}

.quickchat-input::placeholder { color: rgba(255,255,255,0.35); }

.quickchat-send {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 999px;
  padding: 6px 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: rgba(255,255,255,0.7);
  transition: background 0.15s, color 0.15s;
  flex-shrink: 0;
}
.quickchat-send svg { width: 14px; height: 14px; }
.quickchat-send:hover { background: rgba(255,255,255,0.18); color: #fff; }
.quickchat-send:disabled { opacity: 0.4; cursor: not-allowed; }

/* Floating chat panel */
.quickchat-overlay {
  position: fixed;
  bottom: 76px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 899;
  width: min(640px, calc(100vw - 40px));
  pointer-events: none;
  opacity: 0;
  transform: translateX(-50%) translateY(16px) scale(0.97);
  transition: opacity 0.22s ease, transform 0.28s cubic-bezier(0.22, 1, 0.36, 1);
}

.quickchat-overlay--in {
  pointer-events: auto;
  opacity: 1;
  transform: translateX(-50%) translateY(0) scale(1);
}

.quickchat-overlay--out {
  opacity: 0;
  transform: translateX(-50%) translateY(12px) scale(0.97);
  transition: opacity 0.18s ease, transform 0.2s ease;
}

.quickchat-panel {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 20px;
  box-shadow: 0 24px 80px -12px rgba(0,0,0,0.28), 0 4px 16px rgba(0,0,0,0.1);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  max-height: 420px;
}

.quickchat-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.quickchat-panel-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.quickchat-panel-close {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  padding: 4px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  transition: background 0.15s, color 0.15s;
}
.quickchat-panel-close svg { width: 16px; height: 16px; }
.quickchat-panel-close:hover { background: var(--bg-surface); color: var(--text); }

.quickchat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 14px 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.quickchat-empty {
  font-size: 13px;
  color: var(--text-muted);
  text-align: center;
  padding: 16px 0;
  line-height: 1.6;
}

.qc-bubble {
  max-width: 88%;
  padding: 9px 14px;
  border-radius: 14px;
  font-size: 14px;
  line-height: 1.55;
  white-space: pre-wrap;
  word-break: break-word;
  animation: qc-bubble-in 0.2s ease both;
}

@keyframes qc-bubble-in {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.qc-bubble--user {
  background: var(--purple);
  color: #fff;
  align-self: flex-end;
  border-bottom-right-radius: 4px;
}

.qc-bubble--ai {
  background: var(--bg-surface);
  color: var(--text);
  border: 1px solid var(--border);
  align-self: flex-start;
  border-bottom-left-radius: 4px;
}

.qc-bubble--thinking {
  color: var(--text-muted);
  font-style: italic;
}

html[data-theme="dark"] .quickchat-panel { background: #1e293b; border-color: var(--border); }
html[data-theme="dark"] .quickchat-panel-header { border-color: var(--border); }
html[data-theme="dark"] .qc-bubble--ai { background: #0f172a; border-color: var(--border); }

/* ── Dashboard panel animations ───────────────────────────────── */

@keyframes dash-panel-in {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Staggered entrance for stat cards */
.dashboard-stat {
  animation: dash-panel-in 0.45s cubic-bezier(0.22, 1, 0.36, 1) both;
}
.dashboard-stats .dashboard-stat:nth-child(1) { animation-delay: 0.05s; }
.dashboard-stats .dashboard-stat:nth-child(2) { animation-delay: 0.13s; }
.dashboard-stats .dashboard-stat:nth-child(3) { animation-delay: 0.21s; }
.dashboard-stats .dashboard-stat:nth-child(4) { animation-delay: 0.29s; }

/* Staggered entrance for main panels */
.dashboard-side-column .dashboard-panel:nth-child(1)  { animation: dash-panel-in 0.48s cubic-bezier(0.22, 1, 0.36, 1) 0.08s both; }
.dashboard-side-column .dashboard-panel:nth-child(2)  { animation: dash-panel-in 0.48s cubic-bezier(0.22, 1, 0.36, 1) 0.16s both; }
.dashboard-side-column .dashboard-panel:nth-child(3)  { animation: dash-panel-in 0.48s cubic-bezier(0.22, 1, 0.36, 1) 0.24s both; }
.dashboard-main-column .dashboard-panel:nth-child(1)  { animation: dash-panel-in 0.5s  cubic-bezier(0.22, 1, 0.36, 1) 0.12s both; }
.dashboard-main-column .dashboard-panel:nth-child(2)  { animation: dash-panel-in 0.5s  cubic-bezier(0.22, 1, 0.36, 1) 0.20s both; }
.dashboard-main-column .dashboard-panel:nth-child(3)  { animation: dash-panel-in 0.5s  cubic-bezier(0.22, 1, 0.36, 1) 0.28s both; }

/* Hover lift on panels */
.dashboard-panel {
  transition: box-shadow 0.22s ease, transform 0.22s cubic-bezier(0.22, 1, 0.36, 1);
  border-radius: 26px;
  background: color-mix(in srgb, var(--card) 92%, var(--paper));
}
.dashboard-panel:hover {
  transform: translateY(-2px);
  box-shadow: 0 24px 56px rgba(15, 23, 42, 0.13);
}

/* Hover lift on stat cards */
.dashboard-stat {
  transition: box-shadow 0.2s ease, transform 0.2s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.45s, animation 0s;
  cursor: default;
}
.dashboard-stat:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(15, 23, 42, 0.12);
}

/* Task items: slide in as they're added dynamically */
.dashboard-task-item,
.dashboard-note-item,
.dashboard-subject-card {
  transition: box-shadow 0.18s ease, transform 0.18s ease, background 0.15s;
}
.dashboard-task-item:hover,
.dashboard-note-item:hover {
  transform: translateX(2px);
}
.dashboard-subject-card {
  transition: box-shadow 0.22s ease, transform 0.22s cubic-bezier(0.22, 1, 0.36, 1);
}
.dashboard-subject-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.1);
}

/* Respect reduced motion */
@media (prefers-reduced-motion: reduce) {
  .dashboard-stat,
  .dashboard-panel,
  .dashboard-side-column .dashboard-panel,
  .dashboard-main-column .dashboard-panel {
    animation: none;
    transition: none;
  }
}

/* ── Practice & Assessment page ───────────────────────────────── */

.pa-shell {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 0;
  flex: 1;
  overflow: hidden;
  height: 100%;
}

.pa-calendar-col {
  border-right: 1px solid var(--border);
  overflow-y: auto;
  padding: 24px 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  background: var(--white);
}

.pa-col-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 6px; }
.pa-col-header h2 { font-size: 14px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.07em; color: var(--text-muted); }
.pa-empty { font-size: 13px; color: var(--text-muted); line-height: 1.6; padding: 8px 0; }

.pa-date-card { background: var(--bg-surface); border: 1px solid var(--border); border-radius: 12px; padding: 12px 14px; cursor: pointer; transition: transform 0.15s, box-shadow 0.15s, border-color 0.15s; animation: dash-panel-in 0.35s ease both; }
.pa-date-card:hover { transform: translateY(-1px); box-shadow: 0 4px 14px rgba(15,23,42,0.1); border-color: var(--purple); }
.pa-date-card--urgent { border-left: 3px solid var(--danger); }
.pa-date-card--soon   { border-left: 3px solid #f59e0b; }
.pa-date-meta { display: flex; align-items: center; gap: 8px; margin-bottom: 6px; }
.pa-date-chip { font-size: 12px; font-weight: 700; color: var(--purple); background: rgba(102,126,234,0.1); padding: 2px 8px; border-radius: 100px; }
.pa-days-left { font-size: 11px; color: var(--text-muted); font-weight: 600; }
.pa-date-title { font-size: 13px; font-weight: 600; color: var(--text); line-height: 1.4; margin-bottom: 4px; }
.pa-date-sub { font-size: 12px; color: var(--text-muted); margin-bottom: 6px; }
.pa-type-badge { display: inline-block; font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; padding: 2px 7px; border-radius: 100px; }
.pa-type-exam, .pa-type-practice { background: rgba(102,126,234,0.12); color: var(--purple); }
.pa-type-assessment { background: rgba(16,185,129,0.12); color: var(--success); }

.pa-history-card { border: 1px solid var(--border); border-radius: 10px; padding: 12px 14px; display: flex; flex-direction: column; gap: 4px; }
.pa-history-meta { display: flex; align-items: center; flex-wrap: wrap; gap: 6px; }
.pa-history-sub, .pa-history-date { font-size: 11px; color: var(--text-muted); }
.pa-history-date { margin-left: auto; }
.pa-history-question { font-size: 12.5px; color: var(--text); line-height: 1.4; }
.pa-history-expand { font-size: 12px; align-self: flex-start; }
.pa-history-feedback { font-size: 12.5px; color: var(--text); line-height: 1.6; padding-top: 8px; border-top: 1px solid var(--border); margin-top: 4px; }
.pa-history-feedback p { margin-bottom: 4px; }

.pa-workspace-col { overflow-y: auto; padding: 28px 32px 80px; display: flex; flex-direction: column; gap: 24px; }

.pa-mode-toggle { display: flex; gap: 10px; flex-wrap: wrap; }
.pa-mode-btn { display: flex; align-items: center; gap: 8px; padding: 11px 20px; border: 1.5px solid var(--border); border-radius: 12px; background: var(--white); font: 600 14px/1 inherit; color: var(--text-muted); cursor: pointer; transition: all 0.18s; }
.pa-mode-btn svg { width: 16px; height: 16px; }
.pa-mode-btn:hover { border-color: var(--purple); color: var(--purple); }
.pa-mode-btn.active { border-color: var(--purple); background: rgba(102,126,234,0.08); color: var(--purple); }

.pa-panel { display: flex; flex-direction: column; gap: 18px; }
.pa-panel-intro h1 { font-size: 22px; font-weight: 700; letter-spacing: -0.02em; color: var(--text); margin-bottom: 6px; }
.pa-panel-intro p { font-size: 14px; color: var(--text-muted); line-height: 1.6; }

.pa-form-grid { display: grid; grid-template-columns: 200px 1fr; gap: 14px; }
.pa-field { display: flex; flex-direction: column; gap: 6px; }
.pa-field > span { font-size: 13px; font-weight: 600; color: var(--text); }
.pa-field-note { font-weight: 400; color: var(--text-muted); font-size: 12px; }
.pa-upload-row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-top: -2px; }
.pa-upload-btn { position: relative; overflow: hidden; }

.pa-select { border: 1.5px solid var(--border); border-radius: 8px; padding: 9px 12px; font: inherit; font-size: 14px; color: var(--text); background: var(--white); outline: none; cursor: pointer; transition: border-color 0.18s; }
.pa-select:focus { border-color: var(--purple); }

.pa-pill-row { display: flex; flex-wrap: wrap; gap: 20px; }
.pa-pill-group { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.pa-pill-label { font-size: 13px; font-weight: 600; color: var(--text-muted); white-space: nowrap; }
.pa-pills { display: flex; gap: 6px; flex-wrap: wrap; }
.pa-pill { padding: 7px 14px; border: 1.5px solid var(--border); border-radius: 100px; background: var(--white); font: 500 13px/1 inherit; color: var(--text-muted); cursor: pointer; transition: all 0.15s; }
.pa-pill:hover { border-color: var(--purple); color: var(--purple); }
.pa-pill.active { border-color: var(--purple); background: rgba(102,126,234,0.1); color: var(--purple); font-weight: 600; }

.pa-generate-btn { align-self: flex-start; display: flex; align-items: center; gap: 8px; }

.pa-question-area { display: flex; flex-direction: column; gap: 14px; }
.pa-question-label { display: flex; align-items: center; justify-content: space-between; font-size: 13px; font-weight: 600; color: var(--text-muted); }
.pa-regenerate-btn { background: none; border: none; cursor: pointer; color: var(--text-muted); font-size: 12px; display: flex; align-items: center; gap: 5px; padding: 4px 8px; border-radius: 6px; transition: background 0.15s, color 0.15s; }
.pa-regenerate-btn:hover { background: var(--bg-surface); color: var(--purple); }
.pa-question-box { background: var(--bg-surface); border: 1px solid var(--border); border-radius: 10px; padding: 16px 18px; font-size: 14.5px; line-height: 1.7; color: var(--text); animation: dash-panel-in 0.3s ease both; }
.pa-question-box p { margin-bottom: 6px; }
.pa-question-box ul { padding-left: 20px; }
.pa-question-box strong { color: var(--purple); }
.pa-question-brief { display: grid; gap: 14px; }
.pa-question-brief-head { display: flex; justify-content: space-between; gap: 16px; align-items: flex-start; }
.pa-question-main { font-size: 15px; font-weight: 600; color: var(--text); line-height: 1.7; }
.pa-question-chips { display: flex; gap: 8px; flex-wrap: wrap; justify-content: flex-end; }
.pa-question-focus, .pa-question-structure, .pa-question-options { color: var(--text-muted); font-size: 13.5px; line-height: 1.65; }
.pa-question-focus strong, .pa-question-structure strong, .pa-question-options strong { display: inline; color: var(--text); }
.pa-question-structure ul { margin: 8px 0 0; padding-left: 18px; display: grid; gap: 6px; color: var(--text); }

.pa-timer-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.pa-timer-label { font-size: 13px; font-weight: 600; color: var(--text-muted); }
.pa-timer-input { width: 60px; border: 1.5px solid var(--border); border-radius: 8px; padding: 7px 10px; font: inherit; font-size: 14px; text-align: center; outline: none; }
.pa-timer-input:focus { border-color: var(--purple); }
.pa-timer-display { font-size: 16px; font-weight: 700; font-variant-numeric: tabular-nums; color: var(--text); min-width: 52px; }
.pa-timer--warning { color: var(--danger); }

.pa-answer { width: 100%; min-height: 180px; border: 1.5px solid var(--border); border-radius: 10px; padding: 14px; font: inherit; font-size: 14px; resize: vertical; outline: none; transition: border-color 0.2s; background: var(--white); color: var(--text); line-height: 1.65; }
.pa-answer:focus { border-color: var(--purple); }

/* Exam builder */
.pa-exam-builder { background: var(--bg-surface); border: 1px solid var(--border); border-radius: 12px; padding: 16px 18px; display: flex; flex-direction: column; gap: 12px; }
.pa-exam-builder-header { display: flex; align-items: center; justify-content: space-between; }
.pa-exam-total { font-size: 13px; font-weight: 600; color: var(--purple); }
.pa-type-rows { display: flex; flex-direction: column; gap: 2px; }
.pa-type-row { display: flex; align-items: center; justify-content: space-between; padding: 8px 4px; border-bottom: 1px solid var(--border); }
.pa-type-row:last-child { border-bottom: none; }
.pa-type-label { font-size: 14px; color: var(--text); }
.pa-type-stepper { display: flex; align-items: center; gap: 10px; }
.pa-step-btn { width: 28px; height: 28px; border-radius: 50%; border: 1.5px solid var(--border); background: var(--white); color: var(--text); font-size: 16px; line-height: 1; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: border-color 0.15s, background 0.15s; }
.pa-step-btn:hover { border-color: var(--purple); color: var(--purple); }
.pa-step-count { font-size: 15px; font-weight: 700; min-width: 20px; text-align: center; font-variant-numeric: tabular-nums; color: var(--text); }

/* Multi-question list */
.pa-questions-list { display: flex; flex-direction: column; gap: 24px; margin-top: 8px; }
.pa-q-block { display: flex; flex-direction: column; gap: 10px; }
.pa-q-number { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-muted); }
.pa-q-feedback { background: var(--bg-surface); border: 1px solid var(--border); border-radius: 10px; padding: 14px 16px; font-size: 14px; line-height: 1.7; animation: dash-panel-in 0.3s ease both; }
.pa-textarea { width: 100%; min-height: 140px; border: 1.5px solid var(--border); border-radius: 10px; padding: 12px 14px; font: inherit; font-size: 13.5px; resize: vertical; outline: none; transition: border-color 0.2s; background: var(--bg-surface); color: var(--text); line-height: 1.65; }
.pa-textarea:focus { border-color: var(--purple); }
.pa-textarea-sm { min-height: 80px; }
.pa-textarea-lg { min-height: 220px; }

.pa-feedback { animation: dash-panel-in 0.35s ease both; }
.pa-feedback-content { background: var(--bg-surface); border: 1px solid var(--border); border-radius: 12px; padding: 20px 22px; font-size: 14px; line-height: 1.7; color: var(--text); }
.pa-feedback-content strong { display: block; margin-top: 12px; color: var(--purple); }
.pa-feedback-content ul { padding-left: 20px; }
.pa-feedback-content p { margin-bottom: 6px; }
.pa-loading { color: var(--text-muted); font-size: 13px; font-style: italic; }

.pa-assess-feedback { animation: dash-panel-in 0.35s ease both; }
.pa-assess-result { display: flex; flex-direction: column; gap: 20px; }
.pa-assess-result-header { background: var(--bg-surface); border: 1px solid var(--border); border-radius: 14px; padding: 20px 22px; }
.pa-overall-band { font-size: 15px; font-weight: 700; color: var(--purple); margin-bottom: 8px; }
.pa-summary { font-size: 14px; color: var(--text); line-height: 1.65; margin: 0; }

.pa-criteria-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.pa-criterion-card { background: var(--white); border: 1px solid var(--border); border-radius: 14px; padding: 18px; display: flex; flex-direction: column; gap: 10px; box-shadow: 0 2px 8px rgba(15,23,42,0.04); transition: box-shadow 0.2s, transform 0.2s; animation: dash-panel-in 0.4s ease both; }
.pa-criterion-card:hover { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(15,23,42,0.1); }
.pa-criterion-header { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.pa-criterion-name { font-size: 13.5px; font-weight: 700; color: var(--text); }
.pa-band-chip { font-size: 13px; font-weight: 800; color: var(--purple); background: rgba(102,126,234,0.12); border: 1px solid rgba(102,126,234,0.25); padding: 3px 10px; border-radius: 100px; white-space: nowrap; }
.pa-band-bar-track { height: 5px; background: var(--border); border-radius: 100px; overflow: hidden; }
.pa-band-bar-fill { height: 100%; background: linear-gradient(90deg, var(--purple), var(--purple-deeper)); border-radius: 100px; transition: width 0.8s cubic-bezier(0.22, 1, 0.36, 1); }
.pa-descriptor { font-size: 12px; color: var(--text-muted); margin: 0; line-height: 1.5; font-style: italic; }
.pa-strengths, .pa-fixes { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 5px; }
.pa-strength-item, .pa-fix-item { font-size: 13px; line-height: 1.5; padding-left: 20px; position: relative; }
.pa-strength-item::before { content: "\2713"; position: absolute; left: 0; color: var(--success); font-weight: 700; }
.pa-fix-item::before { content: "\2192"; position: absolute; left: 0; color: var(--danger); font-weight: 700; }

.pa-priority-fixes { background: #fef3e2; border: 1px solid #fde68a; border-radius: 12px; padding: 16px 20px; }
.pa-priority-fixes h3 { font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.07em; color: #92400e; margin-bottom: 10px; }
.pa-priority-list { padding-left: 20px; display: flex; flex-direction: column; gap: 6px; }
.pa-priority-list li { font-size: 13.5px; color: #78350f; line-height: 1.5; }

.pa-next-steps { background: rgba(16,185,129,0.06); border: 1px solid rgba(16,185,129,0.2); border-radius: 10px; padding: 14px 16px; font-size: 14px; color: var(--text); line-height: 1.6; }
.pa-next-steps strong { color: var(--success); }

html[data-theme="dark"] .pa-calendar-col { background: #1e293b; }
html[data-theme="dark"] .pa-date-card { background: #0f172a; }
html[data-theme="dark"] .pa-mode-btn { background: #1e293b; }
html[data-theme="dark"] .pa-select,
html[data-theme="dark"] .pa-answer,
html[data-theme="dark"] .pa-textarea { background: #0f172a; color: var(--text); }
html[data-theme="dark"] .pa-question-box,
html[data-theme="dark"] .pa-feedback-content,
html[data-theme="dark"] .pa-assess-result-header { background: #0f172a; }
html[data-theme="dark"] .pa-criterion-card { background: #1e293b; }
html[data-theme="dark"] .pa-priority-fixes { background: rgba(245,158,11,0.08); border-color: rgba(245,158,11,0.2); }
html[data-theme="dark"] .pa-priority-fixes h3,
html[data-theme="dark"] .pa-priority-list li { color: #fde68a; }
html[data-theme="dark"] .pa-next-steps { background: rgba(16,185,129,0.08); }

@media (max-width: 860px) {
  .pa-shell { grid-template-columns: 1fr; }
  .pa-calendar-col { border-right: none; border-bottom: 1px solid var(--border); max-height: 240px; }
  .pa-form-grid { grid-template-columns: 1fr; }
  .pa-criteria-grid { grid-template-columns: 1fr; }
}

/* ── Workspace view navigation ───────────────────────────────── */
.ws-view { animation: ws-fade-in 0.18s ease; }
@keyframes ws-fade-in { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

.ws-view-overview { padding: 24px 0 0; }

.ws-section-nav {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 28px;
}

.ws-section-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  padding: 20px 20px 18px;
  background: var(--surface-raised);
  border: 1.5px solid var(--border);
  border-radius: 12px;
  cursor: pointer;
  text-align: left;
  transition: border-color 0.15s, box-shadow 0.15s, transform 0.12s;
  color: var(--text);
}
.ws-section-card:hover {
  border-color: var(--accent);
  box-shadow: 0 4px 16px rgba(91,103,241,0.1);
  transform: translateY(-2px);
}
.ws-section-card svg {
  width: 22px; height: 22px;
  stroke: var(--accent);
  flex-shrink: 0;
}
.ws-card-label {
  font-weight: 600;
  font-size: 15px;
  line-height: 1.2;
}
.ws-card-count {
  font-size: 12px;
  color: var(--muted);
}

.ws-view-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
  padding: 0 0 14px;
  border-bottom: 1px solid var(--border);
}
.ws-view-header h2 { margin: 0; font-size: 20px; }
.ws-view-header-actions { margin-left: auto; display: flex; gap: 8px; }

.ws-back-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 10px;
  border-radius: 7px;
  border: 1px solid var(--border);
  background: transparent;
  cursor: pointer;
  font-size: 13px;
  color: var(--muted);
  transition: color 0.12s, border-color 0.12s;
}
.ws-back-btn:hover { color: var(--text); border-color: var(--text-light); }
.ws-back-btn svg { width: 14px; height: 14px; }

/* ── Subject mini calendar ───────────────────────────────────── */
.ws-subject-cal {
  background: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px 20px 16px;
}
.ws-cal-head {
  margin-bottom: 14px;
}
.ws-cal-title {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
}
.ws-cal-grid {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.ws-cal-day {
  flex: 1;
  min-width: 100px;
  padding: 12px 14px;
  border-radius: 9px;
  border: 1.5px solid var(--border);
  background: var(--surface);
  transition: border-color 0.12s;
}
.ws-cal-day--today {
  border-color: var(--accent);
  background: rgba(91,103,241,0.05);
}
.ws-cal-day-name {
  font-size: 12px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 4px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.ws-cal-today-badge {
  font-size: 10px;
  background: var(--accent);
  color: #fff;
  border-radius: 4px;
  padding: 1px 5px;
  font-weight: 600;
}
.ws-cal-period {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 3px;
  display: flex;
  align-items: center;
  gap: 5px;
}
.ws-cal-badge {
  font-size: 10px;
  background: rgba(91,103,241,0.12);
  color: var(--accent);
  border-radius: 4px;
  padding: 1px 5px;
  font-weight: 600;
}
.ws-cal-meta {
  font-size: 11px;
  color: var(--muted);
}

/* ── Generate notes modal ────────────────────────────────────── */
.v2-gen-notes-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-height: 320px;
  overflow-y: auto;
  margin: 12px 0;
}
.ws-gen-notes-item {
  padding: 10px 14px;
  border-radius: 8px;
  border: 1.5px solid var(--border);
  background: var(--surface-raised);
  cursor: pointer;
  text-align: left;
  font-size: 14px;
  color: var(--text);
  transition: border-color 0.12s, background 0.12s;
}
.ws-gen-notes-item:hover {
  border-color: var(--accent);
  background: rgba(91,103,241,0.05);
}

/* ── Calendar page ───────────────────────────────────────────── */
.cal-shell {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 24px 28px;
  overflow-y: auto;
  max-width: 1300px;
}

.cal-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 12px;
}

.cal-nav {
  display: flex;
  align-items: center;
  gap: 10px;
}

.cal-month-label {
  font-size: 20px;
  font-weight: 700;
  min-width: 180px;
  margin: 0;
}

.cal-toggles {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.cal-toggle-chip {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: 20px;
  border: 1.5px solid var(--border);
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
  background: var(--surface-raised);
  transition: border-color 0.12s;
  user-select: none;
}
.cal-toggle-chip input { display: none; }
.cal-toggle-chip:has(input:checked) { border-color: var(--accent); background: rgba(91,103,241,0.07); color: var(--accent); }

.cal-body {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 20px;
  flex: 1;
  overflow: hidden;
  min-height: 0;
}

.cal-grid-wrap {
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.cal-day-headers {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 2px;
  margin-bottom: 4px;
}
.cal-day-headers span {
  text-align: center;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  padding: 4px 0;
}

.cal-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 2px;
  flex: 1;
  align-content: start;
}

.cal-cell {
  min-height: 88px;
  padding: 6px 8px;
  border-radius: 8px;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: border-color 0.12s, background 0.12s;
  background: var(--surface-raised);
  overflow: hidden;
}
.cal-cell:hover { border-color: var(--border); }
.cal-cell--empty { background: transparent; cursor: default; }
.cal-cell--today { border-color: var(--accent) !important; background: rgba(91,103,241,0.06); }
.cal-cell--selected { border-color: var(--accent) !important; background: rgba(91,103,241,0.1) !important; }

.cal-cell-num {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 4px;
}
.cal-cell--today .cal-cell-num {
  color: var(--accent);
}

.cal-cell-events { display: flex; flex-direction: column; gap: 2px; }

.cal-ev-chip {
  font-size: 10px;
  font-weight: 500;
  padding: 2px 5px;
  border-radius: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  border: 1px solid var(--border);
  background: var(--surface);
}
.cal-ev-schedule { border-color: rgba(91,103,241,0.3); background: rgba(91,103,241,0.08); color: var(--accent); }
.cal-ev-assessment { border-color: rgba(239,68,68,0.3); background: rgba(239,68,68,0.08); color: #dc2626; }
.cal-ev-suggested { border-color: var(--border); background: transparent; color: var(--muted); border-style: dashed; }
.cal-ev-more { color: var(--muted); background: transparent; border-color: transparent; }

/* Calendar detail panel */
.cal-detail-panel {
  background: var(--surface-raised);
  border: 1.5px solid var(--border);
  border-radius: 12px;
  padding: 18px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.cal-detail-head {
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}
.cal-detail-events { display: flex; flex-direction: column; gap: 8px; }

.cal-detail-ev {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1.5px solid var(--border);
  background: var(--surface);
}
.cal-detail-ev--schedule { border-color: rgba(91,103,241,0.25); }
.cal-detail-ev--assessment { border-color: rgba(239,68,68,0.25); }
.cal-detail-ev--suggested { border-style: dashed; }

.cal-detail-ev-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent);
  margin-top: 3px;
  flex-shrink: 0;
}
.cal-detail-ev--assessment .cal-detail-ev-dot { background: #dc2626; }
.cal-detail-ev--suggested .cal-detail-ev-dot { background: var(--muted); }

.cal-detail-ev-label { font-size: 13px; font-weight: 500; color: var(--text); }
.cal-detail-ev-type { font-size: 11px; color: var(--muted); margin-top: 2px; }

/* Dark mode calendar */
html[data-theme="dark"] .cal-cell { background: #1e293b; }
html[data-theme="dark"] .cal-cell--today { background: rgba(91,103,241,0.12); }
html[data-theme="dark"] .cal-cell--selected { background: rgba(91,103,241,0.2) !important; }
html[data-theme="dark"] .cal-ev-schedule { background: rgba(91,103,241,0.15); }
html[data-theme="dark"] .cal-ev-assessment { background: rgba(239,68,68,0.15); color: #fca5a5; }
html[data-theme="dark"] .ws-section-card { background: #1e293b; }
html[data-theme="dark"] .ws-subject-cal { background: #1e293b; }
html[data-theme="dark"] .ws-cal-day { background: #0f172a; }
html[data-theme="dark"] .ws-cal-day--today { background: rgba(91,103,241,0.12); }

@media (max-width: 900px) {
  .cal-body { grid-template-columns: 1fr; }
  .cal-detail-panel { min-height: 200px; }
  .ws-section-nav { grid-template-columns: 1fr; }
}


/* ── Usage statistics collapsible panel ── */
.v2-stats-details { padding: 0; }
.v2-stats-details summary { list-style: none; padding: 22px; cursor: pointer; }
.v2-stats-details summary::-webkit-details-marker { display: none; }
.v2-stats-summary { margin-bottom: 0; }
.v2-stats-summary h2 { margin: 0; }
.v2-stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  padding: 0 22px 22px;
}
.v2-stat-item {
  background: var(--paper-alt);
  border-radius: 14px;
  padding: 14px;
  text-align: center;
}
.v2-stat-item strong { display: block; font-size: 1.6rem; }
.v2-stat-item span { font-size: 12px; color: var(--text-muted); }

/* ── Simplified subject card ── */
.subject-card-link {
  text-decoration: none;
  color: inherit;
  font-weight: 700;
  font-size: 1.15rem;
}
.subject-card-link:hover { color: var(--purple); }
.v2-subject-card-head h3 { margin-top: 0; font-size: 1.15rem; }

.v2-subject-topics-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 10px;
}
.subject-topic-link {
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 20px;
  background: var(--paper-alt);
  color: var(--text-muted);
  text-decoration: none;
  transition: background 0.15s;
}
.subject-topic-link:hover { background: rgba(102,126,234,0.12); color: var(--purple); }
.subject-topic-more { font-size: 12px; color: var(--text-muted); padding: 4px 6px; }

/* ── Timetable modal tabs ── */
.timetable-modal-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 16px;
  background: var(--paper-alt);
  border-radius: 10px;
  padding: 4px;
}
.timetable-tab {
  flex: 1;
  padding: 8px 14px;
  border: none;
  border-radius: 8px;
  background: transparent;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}
.timetable-tab.active {
  background: var(--white);
  color: var(--ink);
  font-weight: 600;
  box-shadow: 0 1px 4px rgba(0,0,0,0.08);
}
[data-theme="dark"] .timetable-tab.active { background: var(--panel); }

.upload-area--compact { padding: 20px 24px; }

/* ── Fix btn-primary/secondary as <a> text alignment ── */
a.btn-primary, a.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
}

#timetable-modal .resource-modal-actions { justify-content: space-between; }

/* ══════════════════════════════════════════════
   DASHBOARD POLISH — spacing, dark empties, animations
   ══════════════════════════════════════════════ */

/* Wider gaps so panels breathe */
.v2-dashboard-grid { gap: 28px; margin-top: 28px; }
.v2-dashboard-hero { margin-bottom: 0; gap: 32px; }
.v2-dashboard-hero-actions { gap: 14px; align-items: center; }
.v2-panel { padding: 26px; }
.v2-panel + .v2-panel { margin-top: 24px; }
.v2-dashboard-side { display: flex; flex-direction: column; gap: 24px; }
.v2-dashboard-side .v2-panel + .v2-panel { margin-top: 0; }

/* Darker, richer empty states — no washed-out grey */
.dashboard-empty {
  padding: 24px;
  border-radius: 16px;
  border: 1px dashed var(--border);
  background: var(--paper-alt);
  color: var(--muted);
  text-align: center;
  font-size: 14px;
}

/* ── Page load fade-in for hero + panels ── */
@keyframes fadeSlideUp {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}

.v2-dashboard-hero {
  animation: fadeSlideUp 0.45s ease both;
}
.v2-dashboard-main .v2-panel {
  animation: fadeSlideUp 0.48s 0.06s ease both;
}
.v2-dashboard-side .v2-panel:nth-child(1) { animation: fadeSlideUp 0.48s 0.10s ease both; }
.v2-dashboard-side .v2-panel:nth-child(2) { animation: fadeSlideUp 0.48s 0.16s ease both; }
.v2-dashboard-side .v2-panel:nth-child(3) { animation: fadeSlideUp 0.48s 0.22s ease both; }
.v2-dashboard-side .v2-panel:nth-child(4) { animation: fadeSlideUp 0.48s 0.28s ease both; }

/* Subject cards animate in with stagger */
@keyframes cardPop {
  from { opacity: 0; transform: scale(0.96) translateY(8px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}
.v2-subject-card {
  animation: cardPop 0.35s ease both;
  transition: box-shadow 0.2s, transform 0.2s;
}
.v2-subject-card:nth-child(1) { animation-delay: 0.05s; }
.v2-subject-card:nth-child(2) { animation-delay: 0.10s; }
.v2-subject-card:nth-child(3) { animation-delay: 0.15s; }
.v2-subject-card:nth-child(4) { animation-delay: 0.20s; }
.v2-subject-card:nth-child(5) { animation-delay: 0.25s; }
.v2-subject-card:nth-child(6) { animation-delay: 0.30s; }

/* ── Title reveal: left-to-right clip-path sweep for headers only ── */
@keyframes titleReveal {
  from { clip-path: inset(0 100% 0 0); }
  to   { clip-path: inset(0 0% 0 0); }
}

.dashboard-kicker {
  animation: titleReveal 0.48s 0s cubic-bezier(0.16, 1, 0.3, 1) both;
}
#dashboard-greeting {
  animation: titleReveal 0.52s 0.07s cubic-bezier(0.16, 1, 0.3, 1) both;
}
.v2-dashboard-main .v2-panel-head h2 {
  animation: titleReveal 0.42s 0.08s cubic-bezier(0.16, 1, 0.3, 1) both;
}
.v2-dashboard-side .v2-panel:nth-child(1) .v2-panel-head h2 {
  animation: titleReveal 0.42s 0.12s cubic-bezier(0.16, 1, 0.3, 1) both;
}
.v2-dashboard-side .v2-panel:nth-child(2) .v2-panel-head h2 {
  animation: titleReveal 0.42s 0.18s cubic-bezier(0.16, 1, 0.3, 1) both;
}
.v2-dashboard-side .v2-panel:nth-child(3) .v2-panel-head h2 {
  animation: titleReveal 0.42s 0.24s cubic-bezier(0.16, 1, 0.3, 1) both;
}
.v2-dashboard-side .v2-panel:nth-child(4) .v2-panel-head h2 {
  animation: titleReveal 0.42s 0.30s cubic-bezier(0.16, 1, 0.3, 1) both;
}

/* ── Dashboard skeleton cards ── */
@keyframes dash-shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.sk-line {
  border-radius: 6px;
  background: linear-gradient(90deg, var(--paper-alt) 25%, var(--border) 50%, var(--paper-alt) 75%);
  background-size: 200% 100%;
  animation: dash-shimmer 1.6s infinite linear;
}
.sk-line--eyebrow { height: 10px; width: 60px; display: block; }
.sk-line--title   { height: 16px; width: 72%; display: block; }
.sk-line--h3      { height: 21px; width: 80%; display: block; }
.sk-line--body    { height: 12px; width: 95%; display: block; }
.sk-line--short   { width: 55%; }
.sk-line--btn     { height: 34px; width: 110px; border-radius: 8px; display: block; }
.sk-line--date    { height: 14px; width: 38px; display: block; }

.sk-subject-card {
  border-radius: 16px;
  padding: 18px 20px;
  background: var(--paper-alt);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sk-subject-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.sk-dot-btn {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  flex-shrink: 0;
  background: linear-gradient(90deg, var(--paper-alt) 25%, var(--border) 50%, var(--paper-alt) 75%);
  background-size: 200% 100%;
  animation: dash-shimmer 1.6s infinite linear;
}

.sk-suggestion {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 4px 0;
}

.sk-deadline-item {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}
.sk-deadline-item:last-child { border-bottom: none; }

.sk-deadline-left {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.sk-deadline-right { flex-shrink: 0; }

.v2-subject-card:hover {
  box-shadow: 0 8px 28px rgba(91, 103, 241, 0.15);
  transform: translateY(-2px);
}

/* Assessment / deadline cards */
.v2-deadline-card {
  transition: background 0.2s, box-shadow 0.2s;
}
.v2-deadline-card:hover {
  background: var(--paper-alt);
  box-shadow: 0 4px 14px rgba(0,0,0,0.06);
}

/* Smooth button transitions */
.btn-primary, .btn-secondary {
  transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
}
.btn-primary:hover { box-shadow: 0 4px 16px rgba(91,103,241,0.3); }
.btn-secondary:hover { box-shadow: 0 2px 8px rgba(91,103,241,0.12); }

/* ══════════════════════════════════════════════
   "WHAT'S NEXT?" BUTTON — rainbow glow on load
   ══════════════════════════════════════════════ */

@keyframes rainbowGlow {
  0%   { box-shadow: 0 0 0 3px #f43f5e, 0 0 18px 4px #f43f5e66; border-color: #f43f5e; }
  14%  { box-shadow: 0 0 0 3px #f97316, 0 0 18px 4px #f9731666; border-color: #f97316; }
  28%  { box-shadow: 0 0 0 3px #eab308, 0 0 18px 4px #eab30866; border-color: #eab308; }
  42%  { box-shadow: 0 0 0 3px #22c55e, 0 0 18px 4px #22c55e66; border-color: #22c55e; }
  57%  { box-shadow: 0 0 0 3px #06b6d4, 0 0 18px 4px #06b6d466; border-color: #06b6d4; }
  71%  { box-shadow: 0 0 0 3px #6366f1, 0 0 18px 4px #6366f166; border-color: #6366f1; }
  85%  { box-shadow: 0 0 0 3px #a855f7, 0 0 18px 4px #a855f766; border-color: #a855f7; }
  100% { box-shadow: 0 0 0 3px #f43f5e, 0 0 18px 4px #f43f5e66; border-color: #f43f5e; }
}

.btn-whats-next {
  background: transparent;
  color: #7c6ef0;
  border: 1.5px solid #7c6ef0;
  border-radius: 8px;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s, box-shadow 0.3s, border-color 0.3s, transform 0.15s;
  position: relative;
}
.btn-whats-next:hover {
  background: rgba(124, 110, 240, 0.08);
  box-shadow: 0 2px 10px rgba(124, 110, 240, 0.18);
  transform: translateY(-1px);
}
.btn-whats-next.is-glowing {
  animation: rainbowGlow 1.2s linear infinite;
}
@keyframes glowFadeOut {
  0%   { box-shadow: 0 0 0 3px rgba(124,110,240,0.65), 0 0 20px 6px rgba(124,110,240,0.28); border-color: #7c6ef0; }
  100% { box-shadow: none; border-color: #7c6ef0; }
}
.btn-whats-next.glow-done {
  animation: glowFadeOut 0.9s cubic-bezier(0.4, 0, 0.6, 1) forwards;
}

/* ══════════════════════════════════════════════
   "WHAT'S NEXT?" PANEL OVERLAY
   ══════════════════════════════════════════════ */

.wn-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 12, 22, 0.55);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 1100;
  display: flex;
  align-items: flex-start;
  justify-content: flex-end;
  padding: 24px;
}
.wn-overlay.hidden { display: none; }

@keyframes panelSlideIn {
  from { opacity: 0; transform: translateX(40px); }
  to   { opacity: 1; transform: translateX(0); }
}

.wn-panel {
  width: min(520px, 100%);
  max-height: calc(100vh - 48px);
  overflow-y: auto;
  border-radius: 24px;
  background: var(--paper);
  border: 1px solid var(--border);
  box-shadow: 0 32px 80px rgba(10, 12, 22, 0.28), 0 0 0 1px rgba(124,110,240,0.12);
  display: flex;
  flex-direction: column;
  animation: panelSlideIn 0.38s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.wn-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px 0;
  flex-shrink: 0;
}

.wn-panel-title {
  display: flex;
  align-items: center;
  gap: 10px;
}

.wn-panel-title h2 {
  font-size: 1.2rem;
  margin: 0;
}

.wn-panel-icon {
  font-size: 1.3rem;
  background: linear-gradient(135deg, #7c6ef0, #a855f7);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.wn-close-btn {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--muted);
  font-size: 16px;
  padding: 6px 8px;
  border-radius: 6px;
  transition: background 0.15s, color 0.15s;
  line-height: 1;
}
.wn-close-btn:hover {
  background: var(--paper-alt);
  color: var(--ink);
}

.wn-panel-body {
  padding: 20px 24px 28px;
  flex: 1;
}

.wn-content {
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink);
  white-space: pre-wrap;
  word-break: break-word;
}

.wn-content p { margin: 0 0 16px; }
.wn-content p:last-child { margin-bottom: 0; }

/* Typing cursor blink */
.wn-cursor {
  display: inline-block;
  width: 2px;
  height: 1.1em;
  background: #7c6ef0;
  border-radius: 1px;
  vertical-align: text-bottom;
  margin-left: 1px;
  animation: cursorBlink 0.7s step-end infinite;
}
@keyframes cursorBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

/* Loading dots */
.wn-loading {
  display: flex;
  gap: 6px;
  align-items: center;
  justify-content: center;
  padding: 32px 0;
}
.wn-loading.hidden { display: none; }

.wn-loading-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #7c6ef0;
  animation: dotBounce 1.1s ease-in-out infinite;
}
.wn-loading-dot:nth-child(2) { animation-delay: 0.18s; }
.wn-loading-dot:nth-child(3) { animation-delay: 0.36s; }

@keyframes dotBounce {
  0%, 80%, 100% { transform: scale(0.6); opacity: 0.5; }
  40% { transform: scale(1); opacity: 1; }
}

/* Dark mode tweaks */
[data-theme="dark"] .wn-panel {
  background: #181b27;
  border-color: #2a2d42;
  box-shadow: 0 32px 80px rgba(0, 0, 0, 0.55), 0 0 0 1px rgba(124,110,240,0.18);
}
[data-theme="dark"] .wn-close-btn:hover { background: #23263a; }


/* ══════════════════════════════════════════════════════════════════
   FEATURES PAGE
   ══════════════════════════════════════════════════════════════════ */

.ft-shell {
  flex: 1;
  padding: 32px 36px 48px;
  overflow-y: auto;
  max-width: 1100px;
  width: 100%;
}

.ft-hero { margin-bottom: 28px; }
.ft-hero h1 { font-size: 1.75rem; font-weight: 700; margin: 0 0 6px; }
.ft-hero p { color: var(--muted); margin: 0; font-size: 15px; }

/* Feature card picker */
.ft-cards {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.ft-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
  padding: 16px 18px;
  border: 1.5px solid var(--border);
  border-radius: 16px;
  background: var(--paper-alt);
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
  text-align: left;
  min-width: 148px;
  max-width: 200px;
  animation: fadeSlideUp 0.38s ease both;
}
.ft-card:nth-child(1) { animation-delay: 0.02s; }
.ft-card:nth-child(2) { animation-delay: 0.06s; }
.ft-card:nth-child(3) { animation-delay: 0.10s; }
.ft-card:nth-child(4) { animation-delay: 0.14s; }
.ft-card:nth-child(5) { animation-delay: 0.18s; }
.ft-card:nth-child(6) { animation-delay: 0.22s; }

.ft-card:hover { border-color: rgba(124,110,240,0.4); box-shadow: 0 4px 16px rgba(124,110,240,0.10); }
.ft-card.active {
  border-color: #7c6ef0;
  background: rgba(124,110,240,0.07);
  box-shadow: 0 0 0 3px rgba(124,110,240,0.10);
}

.ft-card-icon { color: #7c6ef0; }
.ft-card-icon svg { width: 22px; height: 22px; }
.ft-card-label { font-weight: 600; font-size: 0.9rem; color: var(--ink); }
.ft-card-desc { font-size: 0.75rem; color: var(--muted); line-height: 1.4; }

/* Feature panel */
.ft-panel {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 28px 32px;
  min-height: 380px;
  animation: fadeSlideUp 0.32s ease both;
}

.ft-panel-empty { color: var(--muted); text-align: center; padding: 60px 0; font-size: 14px; }
.ft-loading { color: var(--muted); font-size: 14px; padding: 40px 0; text-align: center; }

.ft-panel-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.ft-panel-header h2 { font-size: 1.2rem; margin: 0 0 4px; }
.ft-panel-sub { color: var(--muted); font-size: 14px; margin: 0; max-width: 520px; }
.ft-panel-header > div:first-child { flex: 1; }

/* ── Share feature ── */
.ft-share-subject-row {
  display: flex;
  align-items: flex-end;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.ft-share-status-area { margin-top: 4px; }
.ft-share-active, .ft-share-inactive { display: flex; flex-direction: column; gap: 12px; }

.ft-share-info { display: flex; align-items: center; gap: 10px; }
.ft-share-badge {
  font-size: 11px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 99px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.ft-share-badge--live { background: rgba(34,197,94,0.15); color: #16a34a; }
.ft-share-meta { color: var(--muted); font-size: 13px; }
.ft-share-hint { color: var(--muted); font-size: 14px; margin: 0; }

.ft-share-link-row { display: flex; gap: 8px; align-items: center; }
.ft-share-link-input { font-family: monospace; font-size: 12.5px; flex: 1; min-width: 0; }
.ft-share-actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }

/* ── Import feature ── */
.ft-import-input-row {
  display: flex;
  gap: 10px;
  align-items: stretch;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.ft-import-input-row input { flex: 1; min-width: 0; }

.ft-import-preview {
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
}
.ft-import-preview-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  background: var(--paper-alt);
  gap: 12px;
  flex-wrap: wrap;
}
.ft-import-author { color: var(--muted); font-size: 13px; margin-left: 6px; }

.ft-import-controls { display: flex; gap: 8px; padding: 12px 18px; border-bottom: 1px solid var(--border); }

.ft-import-topic-group { padding: 0 18px 16px; }
.ft-import-topic-label {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--muted);
  margin: 16px 0 8px;
}

.ft-import-note-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  margin-bottom: 6px;
}
.ft-import-note-item:has(input:checked) {
  border-color: #7c6ef0;
  background: rgba(124,110,240,0.05);
}
.ft-import-note-item input[type="checkbox"] { margin-top: 3px; flex-shrink: 0; accent-color: #7c6ef0; }
.ft-import-note-body strong { font-size: 14px; }
.ft-import-note-body p { font-size: 12.5px; color: var(--muted); margin: 3px 0 0; }

.ft-import-target-row {
  display: flex;
  align-items: flex-end;
  gap: 12px;
  padding: 16px 18px;
  border-top: 1px solid var(--border);
  background: var(--paper-alt);
  flex-wrap: wrap;
}

/* ── GPA Calculator ── */
.ft-gpa-header { flex-wrap: wrap; }
.ft-gpa-header-actions { display: flex; gap: 8px; flex-shrink: 0; align-items: flex-start; }

.ft-gpa-table-wrap { margin-bottom: 20px; }
/* Blur applies to entire content wrap (covers both table AND summary) */
.ft-gpa-content-wrap.gpa-blurred .gpa-score-val {
  filter: blur(8px);
  user-select: none;
  pointer-events: none;
  border-radius: 4px;
}
/* Hide feature card descriptions after first 3 page visits */
.ft-no-desc .ft-card-desc { display: none; }
.ft-no-desc .ft-card { min-width: 100px; }

.ft-gpa-subject-block { margin-bottom: 24px; }
.ft-gpa-subject-head {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}
.ft-gpa-color-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}
.ft-gpa-subject-head strong { font-size: 15px; }
.ft-gpa-subject-avg { margin-left: auto; font-weight: 700; font-size: 1rem; color: #7c6ef0; }

.ft-gpa-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.ft-gpa-table th {
  text-align: left;
  padding: 8px 12px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
}
.ft-gpa-table td {
  padding: 9px 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
.ft-gpa-table tr:last-child td { border-bottom: none; }
.gpa-score-col { text-align: center; width: 70px; }

.ft-gpa-grade-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 26px;
  border-radius: 6px;
  font-weight: 700;
  font-size: 13px;
  background: rgba(124,110,240,0.12);
  color: #7c6ef0;
}
.ft-gpa-grade-pill[data-grade="7"] { background: rgba(34,197,94,0.15); color: #16a34a; }
.ft-gpa-grade-pill[data-grade="6"] { background: rgba(34,197,94,0.10); color: #15803d; }
.ft-gpa-grade-pill[data-grade="4"],
.ft-gpa-grade-pill[data-grade="3"] { background: rgba(245,158,11,0.12); color: #b45309; }
.ft-gpa-grade-pill[data-grade="2"],
.ft-gpa-grade-pill[data-grade="1"] { background: rgba(239,68,68,0.12); color: #dc2626; }

.ft-gpa-edit-btn { font-size: 14px; color: var(--muted); padding: 4px 6px; }
.ft-gpa-edit-btn:hover { color: var(--ink); }

.ft-gpa-summary {
  display: flex;
  align-items: center;
  gap: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
}
.ft-gpa-overall { display: flex; align-items: baseline; gap: 10px; }
.ft-gpa-overall-num {
  font-size: 2.8rem;
  font-weight: 800;
  color: #7c6ef0;
  letter-spacing: -1px;
  line-height: 1;
}
.ft-gpa-overall-label { color: var(--muted); font-size: 14px; }
.ft-gpa-band { margin-left: auto; }
.ft-gpa-band-label { font-size: 13px; color: var(--muted); font-style: italic; }

/* Grade tracker table extras */
.ft-grades-subject-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 6px;
  vertical-align: middle;
}
.ft-grades-table-wrap { overflow-x: auto; margin-bottom: 20px; }
.ft-grades-table { min-width: 520px; }

/* ── Study Timer ── */
.ft-timer-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 32px;
}
@media (max-width: 760px) { .ft-timer-layout { grid-template-columns: 1fr; } }

.ft-timer-modes {
  display: flex;
  gap: 8px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.ft-timer-mode-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 10px 18px;
  border: 1.5px solid var(--border);
  border-radius: 10px;
  background: var(--paper-alt);
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  transition: border-color 0.2s, background 0.2s;
  color: var(--ink);
}
.ft-timer-mode-btn small { font-weight: 400; font-size: 11px; color: var(--muted); }
.ft-timer-mode-btn:hover { border-color: rgba(124,110,240,0.4); }
.ft-timer-mode-btn.active { border-color: #7c6ef0; background: rgba(124,110,240,0.08); }
.ft-timer-mode-btn.active small { color: #7c6ef0; }

.ft-timer-subject-row { margin-bottom: 20px; }
.ft-timer-subject-row select { width: 100%; }

.ft-timer-display {
  font-size: 5rem;
  font-weight: 800;
  letter-spacing: -3px;
  text-align: center;
  padding: 16px 0 12px;
  font-variant-numeric: tabular-nums;
  color: var(--ink);
  line-height: 1;
}

.ft-timer-progress {
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 20px;
}
.ft-timer-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, #7c6ef0, #a855f7);
  border-radius: 2px;
  transition: width 1s linear;
}

.ft-timer-controls {
  display: flex;
  gap: 10px;
  justify-content: center;
}
.ft-timer-start-btn { min-width: 100px; }
.ft-timer-reset-btn { min-width: 80px; }

.ft-timer-log-title { font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.07em; color: var(--muted); margin: 0 0 12px; }
.ft-timer-log { display: flex; flex-direction: column; gap: 0; }
.ft-timer-log-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 9px 0;
  border-bottom: 1px solid var(--border);
  gap: 10px;
}
.ft-timer-log-item:last-child { border-bottom: none; }
.ft-timer-log-left { display: flex; align-items: center; gap: 8px; }
.ft-timer-log-left strong { font-size: 13px; display: block; }
.ft-timer-log-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}
.ft-timer-log-mode {
  font-size: 11px;
  padding: 2px 7px;
  border-radius: 99px;
  font-weight: 500;
  background: var(--paper-alt);
  color: var(--muted);
  display: inline-block;
  margin-top: 2px;
}
.ft-timer-log-mode.focus { background: rgba(124,110,240,0.12); color: #7c6ef0; }
.ft-timer-log-right { text-align: right; }
.ft-timer-log-right strong { font-size: 14px; display: block; }
.ft-timer-log-right small { font-size: 11px; color: var(--muted); }
.ft-timer-log-total { padding-top: 10px; font-size: 13px; color: var(--muted); }

/* ── Export Notes ── */
.ft-export-controls {
  display: flex;
  align-items: flex-end;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.ft-export-preview {
  background: var(--paper-alt);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px 20px;
}
.ft-export-count { font-size: 13px; color: var(--muted); margin-bottom: 10px; }
.ft-export-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 6px; }
.ft-export-list li { font-size: 14px; display: flex; align-items: center; gap: 8px; }
.ft-export-more { color: var(--muted); font-size: 13px; }
.ft-chip {
  font-size: 11px;
  padding: 2px 7px;
  border-radius: 99px;
  background: var(--border);
  color: var(--muted);
  font-weight: 500;
}

/* ══════════════════════════════════════════════════════════════════
   SHARED WORKSPACE (public page)
   ══════════════════════════════════════════════════════════════════ */

.shared-page {
  min-height: 100vh;
  background: var(--paper);
  color: var(--ink);
  display: flex;
  flex-direction: column;
}

.shared-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  border-bottom: 1px solid var(--border);
  background: var(--paper);
  position: sticky;
  top: 0;
  z-index: 100;
}
.shared-brand { display: flex; align-items: center; text-decoration: none; }
.shared-logo { height: 28px; }
.shared-header-actions { display: flex; align-items: center; gap: 10px; }

.shared-main {
  flex: 1;
  max-width: 860px;
  width: 100%;
  margin: 0 auto;
  padding: 36px 24px;
}

.shared-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 80px 0;
  color: var(--muted);
}
.shared-loading-dots { display: flex; gap: 6px; }
.shared-loading-dots span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #7c6ef0;
  animation: dotBounce 1.1s ease-in-out infinite;
}
.shared-loading-dots span:nth-child(2) { animation-delay: 0.18s; }
.shared-loading-dots span:nth-child(3) { animation-delay: 0.36s; }

.shared-workspace { display: flex; flex-direction: column; gap: 28px; }

.shared-subject-banner {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 24px 28px;
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(var(--subject-color, 124 110 240) / 0.08), transparent 60%), var(--paper-alt);
  border: 1px solid var(--border);
  flex-wrap: wrap;
}
.shared-subject-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  flex-shrink: 0;
}
.shared-subject-info { flex: 1; }
.shared-subject-info h1 { font-size: 1.6rem; margin: 0 0 4px; }
.shared-author { color: var(--muted); font-size: 13px; margin: 0; }

.shared-section-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--muted);
  margin: 0 0 12px;
}

.shared-topics-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.shared-topic-chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 12px;
  border-radius: 99px;
  border: 1.5px solid transparent;
  font-size: 13px;
  font-weight: 500;
}
.shared-topic-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}
.shared-topic-count {
  font-size: 11px;
  color: var(--muted);
  background: var(--paper);
  padding: 1px 6px;
  border-radius: 99px;
}

.shared-notes-group { margin-bottom: 8px; }
.shared-notes-group-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  margin: 0 0 12px;
}

.shared-notes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 12px;
}

.shared-note-card {
  position: relative;
  padding: 16px 18px;
  border: 1.5px solid var(--border);
  border-radius: 14px;
  background: var(--paper-alt);
  cursor: pointer;
  transition: border-color 0.15s, box-shadow 0.15s;
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.shared-note-card:hover { border-color: rgba(124,110,240,0.4); box-shadow: 0 4px 14px rgba(124,110,240,0.10); }
.shared-note-card.selected { border-color: #7c6ef0; background: rgba(124,110,240,0.06); box-shadow: 0 0 0 3px rgba(124,110,240,0.12); }

.shared-note-select-ring {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  transition: border-color 0.15s, background 0.15s;
}
.shared-note-card.selected .shared-note-select-ring {
  border-color: #7c6ef0;
  background: #7c6ef0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath d='M2 6l3 3 5-5' stroke='white' stroke-width='1.8' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-size: 12px;
  background-repeat: no-repeat;
  background-position: center;
}

.shared-note-title { font-size: 14px; font-weight: 600; padding-right: 24px; }
.shared-note-author { font-size: 11px; color: var(--muted); }
.shared-note-summary { font-size: 13px; color: var(--muted); margin: 0; line-height: 1.5; }
.shared-note-date { font-size: 11px; color: var(--muted); margin-top: auto; padding-top: 4px; }

/* Import bar */
.shared-import-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--paper);
  border-top: 1px solid var(--border);
  box-shadow: 0 -8px 32px rgba(0,0,0,0.10);
  padding: 14px 24px;
  transform: translateY(100%);
  transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1);
  z-index: 200;
}
.shared-import-bar--visible { transform: translateY(0); }
.shared-import-bar-inner {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.shared-import-bar-inner strong { display: block; font-size: 15px; }
.shared-import-hint { font-size: 13px; color: var(--muted); }
.shared-import-bar-actions { display: flex; align-items: center; gap: 10px; }

.shared-empty {
  text-align: center;
  padding: 40px;
  color: var(--muted);
  font-size: 14px;
  border: 1px dashed var(--border);
  border-radius: 14px;
}

.shared-error {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  text-align: center;
  padding: 80px 24px;
}
.shared-error-icon svg { width: 48px; height: 48px; color: var(--muted); }
.shared-error h2 { margin: 0; font-size: 1.4rem; }
.shared-error p { color: var(--muted); margin: 0; }

.shared-footer {
  text-align: center;
  padding: 20px;
  font-size: 13px;
  color: var(--muted);
  border-top: 1px solid var(--border);
}
.shared-footer a { color: #7c6ef0; text-decoration: none; }

/* Dark mode for shared page */
[data-theme="dark"] .shared-subject-banner { background: linear-gradient(135deg, rgba(124,110,240,0.10), transparent 60%), #181b27; border-color: #2a2d42; }
[data-theme="dark"] .ft-panel { background: #181b27; border-color: #2a2d42; }
[data-theme="dark"] .ft-card { background: #1e2133; border-color: #2a2d42; }
[data-theme="dark"] .ft-card.active { background: rgba(124,110,240,0.12); }
[data-theme="dark"] .ft-import-preview { border-color: #2a2d42; }
[data-theme="dark"] .ft-import-preview-header { background: #1e2133; border-color: #2a2d42; }
[data-theme="dark"] .ft-import-target-row { background: #1e2133; border-color: #2a2d42; }
[data-theme="dark"] .ft-export-preview { background: #1e2133; border-color: #2a2d42; }
[data-theme="dark"] .shared-note-card { background: #1e2133; border-color: #2a2d42; }
[data-theme="dark"] .shared-note-card.selected { background: rgba(124,110,240,0.12); }
[data-theme="dark"] .shared-import-bar { background: #181b27; border-color: #2a2d42; }


/* ══════════════════════════════════════════════════════════════════
   BETA POLISH PATCH
   ══════════════════════════════════════════════════════════════════ */

/* ── Exam left panel: background + layout fixes ── */
.pa-calendar-col { background: var(--paper-alt) !important; }
.workspace-layout-single .pa-shell { min-width: 0; min-height: 0; }
[data-theme="dark"] .pa-calendar-col { background: var(--paper-alt) !important; }

/* ── Settings cards: proper vertical spacing ── */
.settings-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.settings-card > .btn-primary,
.settings-card > .btn-secondary,
.settings-card > .btn-danger {
  margin-top: 6px;
  align-self: flex-start;
}
.settings-card h1,
.settings-card h2 { margin-bottom: 0; }
.settings-card .field { margin-bottom: 0; }
.settings-card .auth-form { display: flex; flex-direction: column; gap: 10px; }
.settings-card .auth-form .btn-primary { margin-top: 4px; }

/* ── Logo: optical vertical centering ── */
.workspace-header .lumen-mark { position: relative; top: 2px; }

/* ── Dashboard: vertical breathing room ── */
.v2-dashboard-shell {
  padding-block: clamp(24px, 4vh, 52px);
}

/* ── Header center "Lumen" text ── */
#dashboard-header-meta {
  transition: font-family 0.3s ease;
  letter-spacing: -0.01em;
}

/* ── Flashcard study view — Quizlet-level ── */
.study-progress-bar {
  height: 3px;
  background: var(--border);
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  border-radius: 0;
  overflow: hidden;
}
.study-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, #7c6ef0, #a855f7);
  transition: width 0.4s ease;
  border-radius: 0 2px 2px 0;
}
.study-view { position: relative; padding-top: 3px; }

.study-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0 16px;
  gap: 12px;
}
.study-topbar-actions { display: flex; align-items: center; gap: 8px; }

.study-progress-text {
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  flex: 1;
  text-align: center;
}

.study-skip-btn {
  font-size: 12px;
  padding: 5px 12px;
  border: 1px solid var(--border);
  border-radius: 7px;
  background: var(--paper-alt);
  color: var(--muted);
  cursor: pointer;
  transition: all 0.15s;
}
.study-skip-btn:hover { border-color: rgba(124,110,240,0.4); color: var(--ink); }

.study-avg-btn {
  font-size: 12px;
  padding: 5px 10px;
  border: 1px solid var(--border);
  border-radius: 7px;
  background: var(--paper-alt);
  color: var(--muted);
  cursor: pointer;
  transition: all 0.15s;
  display: flex;
  align-items: center;
  gap: 4px;
}
.study-avg-btn.active { border-color: #7c6ef0; color: #7c6ef0; background: rgba(124,110,240,0.08); }
.study-avg-btn svg { width: 13px; height: 13px; }

.study-timer-hint {
  font-size: 12px;
  color: var(--muted);
  text-align: center;
  min-height: 18px;
  margin-bottom: 4px;
  transition: opacity 0.2s;
}

.study-shortcuts-hint {
  font-size: 11.5px;
  color: var(--muted);
  text-align: center;
  margin-top: 14px;
  opacity: 0.6;
}
.study-shortcuts-hint kbd {
  font-size: 10px;
  padding: 1px 5px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--paper-alt);
  font-family: inherit;
}

.review-btns { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }
.review-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 10px 20px;
  border-radius: 10px;
  border: 1.5px solid var(--border);
  background: var(--paper-alt);
  cursor: pointer;
  transition: all 0.15s;
  font-size: 14px;
  font-weight: 600;
  min-width: 72px;
  color: var(--ink);
}
.review-btn kbd {
  font-size: 10px;
  color: var(--muted);
  font-family: inherit;
  font-weight: 400;
}
.review-btn.again  { --btn-color: #ef4444; }
.review-btn.hard   { --btn-color: #f59e0b; }
.review-btn.good   { --btn-color: #7c6ef0; }
.review-btn.easy   { --btn-color: #22c55e; }
.review-btn:hover  { border-color: var(--btn-color, #7c6ef0); color: var(--btn-color, #7c6ef0); background: color-mix(in srgb, var(--btn-color, #7c6ef0) 8%, transparent); }
.review-btn.reveal-pressed { transform: scale(0.96); }

/* Reveal button with Space hint */
#reveal-btn kbd {
  font-size: 10px;
  padding: 1px 6px;
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: 4px;
  margin-left: 6px;
  font-family: inherit;
  font-weight: 400;
}

/* Session stats strip */
.study-session-stats {
  display: flex;
  justify-content: center;
  gap: 24px;
  padding: 14px 0 4px;
  border-top: 1px solid var(--border);
  margin-top: 20px;
}
.study-stat { display: flex; flex-direction: column; align-items: center; gap: 2px; }
.study-stat strong { font-size: 1.1rem; font-weight: 700; }
.study-stat span { font-size: 11px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); }
.study-stat.has-again strong { color: #ef4444; }
.study-stat.has-hard  strong { color: #f59e0b; }
.study-stat.has-good  strong { color: #7c6ef0; }
.study-stat.has-easy  strong { color: #22c55e; }

/* Avg flip time badge on card previews */
.card-avg-time {
  font-size: 11px;
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  gap: 3px;
}
.card-avg-time svg { width: 11px; height: 11px; }

/* ── Timer: fullscreen mode ── */
.ft-timer-panel--fullscreen {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: var(--paper);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px;
}
.ft-timer-panel--fullscreen .ft-timer-left { max-width: 480px; width: 100%; }
.ft-timer-panel--fullscreen .ft-timer-display { font-size: 8rem; }
.ft-timer-panel--fullscreen .ft-timer-right { display: none; }
.ft-timer-panel--fullscreen .ft-timer-layout { grid-template-columns: 1fr; justify-items: center; }
.ft-timer-panel--fullscreen .ft-timer-fs-btn { position: fixed; top: 20px; right: 24px; }

.ft-timer-fs-btn {
  background: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 6px 10px;
  cursor: pointer;
  color: var(--muted);
  font-size: 12px;
  transition: all 0.15s;
}
.ft-timer-fs-btn:hover { color: var(--ink); border-color: rgba(124,110,240,0.4); }

/* Timer themes */
.ft-timer-theme-purple .ft-timer-progress-bar { background: linear-gradient(90deg, #7c6ef0, #a855f7); }
.ft-timer-theme-blue   .ft-timer-progress-bar { background: linear-gradient(90deg, #3b82f6, #06b6d4); }
.ft-timer-theme-green  .ft-timer-progress-bar { background: linear-gradient(90deg, #22c55e, #10b981); }
.ft-timer-theme-warm   .ft-timer-progress-bar { background: linear-gradient(90deg, #f59e0b, #ef4444); }

.ft-timer-theme-purple .ft-timer-display { color: #7c6ef0; }
.ft-timer-theme-blue   .ft-timer-display { color: #3b82f6; }
.ft-timer-theme-green  .ft-timer-display { color: #22c55e; }
.ft-timer-theme-warm   .ft-timer-display { color: #f59e0b; }

.ft-timer-theme-row {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}
.ft-timer-theme-dot {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  cursor: pointer;
  border: 2px solid transparent;
  transition: border-color 0.15s, transform 0.15s;
}
.ft-timer-theme-dot:hover { transform: scale(1.15); }
.ft-timer-theme-dot.active { border-color: var(--ink); }

/* Custom duration row */
.ft-timer-custom-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  font-size: 13px;
  color: var(--muted);
}
.ft-timer-custom-row input {
  width: 60px;
  padding: 5px 8px;
  border: 1px solid var(--border);
  border-radius: 7px;
  background: var(--paper-alt);
  color: var(--ink);
  font-size: 13px;
  text-align: center;
}

/* ── Export: multi-format buttons ── */
.ft-export-btns { display: flex; gap: 10px; flex-wrap: wrap; align-self: flex-end; }

/* Dark mode for settings */
[data-theme="dark"] .settings-card { background: #1d2032; border-color: #2a2d42; }

/* Card preview meta row (deck label + avg time) */
.card-preview-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 6px;
  flex-wrap: wrap;
}
.card-preview-meta .card-deck-label { padding: 0; margin: 0; }

/* ── Stats page ─────────────────────────────────────────────── */
.stats-shell {
  flex: 1;
  overflow-y: auto;
  padding: 36px 40px 60px;
  display: flex;
  flex-direction: column;
  gap: 28px;
  background: var(--paper);
}
.stats-hero h1 { font-size: 26px; font-weight: 700; letter-spacing: -0.02em; }
.stats-sub { font-size: 14px; color: var(--muted); margin-top: 4px; }

.stats-metric-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
  gap: 16px;
}
.stats-metric-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px 22px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.stats-metric-card span { font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.07em; color: var(--muted); }
.stats-metric-card strong { font-size: 28px; font-weight: 700; color: var(--ink); letter-spacing: -0.02em; }

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.stats-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.stats-card-wide { grid-column: 1 / -1; }
.stats-card-head h2 { font-size: 15px; font-weight: 700; margin-bottom: 3px; }
.stats-card-head p { font-size: 13px; color: var(--muted); }
.stats-empty { font-size: 13px; color: var(--muted); padding: 8px 0; }

.stats-subject-chart { display: flex; flex-direction: column; gap: 10px; }
.stats-bar-row { display: flex; align-items: center; gap: 10px; }
.stats-bar-label { font-size: 13px; font-weight: 500; color: var(--ink); min-width: 120px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.stats-bar-track { flex: 1; height: 10px; background: var(--paper-alt); border-radius: 99px; overflow: hidden; }
.stats-bar-fill { height: 100%; border-radius: 99px; transition: width 0.4s ease; }
.stats-bar-value { font-size: 12px; color: var(--muted); min-width: 52px; text-align: right; }

.stats-feature-list { display: flex; flex-direction: column; gap: 10px; }
.stats-sessions-list { display: flex; flex-direction: column; gap: 8px; }

/* ── Exam: back link ─────────────────────────────────────────── */
.pa-back-link {
  display: inline-flex;
  align-items: center;
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  text-decoration: none;
  padding: 6px 0 12px;
  transition: color 0.15s;
}
.pa-back-link:hover { color: var(--ink); }

/* ── Global spacing improvements ─────────────────────────────── */
.workspace-main { padding: clamp(20px, 3vw, 36px); }
.dashboard-shell { padding: 0; }

/* Ensure workspace sidebar subject list items have consistent spacing */
.subject-list { padding: 10px 10px 20px; gap: 3px; }
.subject-item { padding: 8px 12px; border-radius: 10px; font-size: 13.5px; }

/* Better card gaps in deck view */
.deck-header { margin-bottom: 22px; gap: 20px; }
.deck-actions { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }

/* Fix subject card clipping in flashcard sidebar */
.workspace-sidebar { overflow: hidden; display: flex; flex-direction: column; }
.subject-list { flex: 1; overflow-y: auto; }

/* ── Landing page: feature grid ──────────────────────────────── */
.lp-features-grid { padding: 80px 0; background: var(--paper); }
.lp-feat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 38px;
}
.lp-feat-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 28px 24px;
  transition: border-color 0.18s, box-shadow 0.18s;
}
.lp-feat-card:hover {
  border-color: var(--indigo);
  box-shadow: 0 8px 24px rgba(91,103,241,0.1);
}
.lp-feat-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.lp-feat-icon svg { width: 22px; height: 22px; }
.lp-feat-card h3 { font-size: 16px; font-weight: 700; margin-bottom: 8px; color: var(--ink); }
.lp-feat-card p { font-size: 14px; line-height: 1.6; color: var(--muted); }

/* Landing hero mock */
.lp-hero-mock { padding: 18px; }
.lp-mock-greeting { font-size: 14px; font-weight: 600; color: var(--ink); margin-bottom: 14px; }
.lp-mock-subjects { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-bottom: 16px; }
.lp-mock-subject {
  background: var(--paper-alt);
  border: 1px solid var(--line);
  border-left: 3px solid var(--sc, var(--indigo));
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--ink);
}
.lp-mock-upcoming { background: var(--paper-alt); border-radius: 10px; padding: 12px 14px; }
.lp-mock-up-label { font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); margin-bottom: 8px; }
.lp-mock-up-item { font-size: 12.5px; color: var(--ink); padding: 5px 0; display: flex; align-items: center; gap: 8px; }
.lp-mock-chip { font-size: 10px; font-weight: 700; background: rgba(239,68,68,0.12); color: #ef4444; padding: 2px 8px; border-radius: 99px; white-space: nowrap; }

@media (max-width: 800px) {
  .lp-feat-grid { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: 1fr; }
  .stats-card-wide { grid-column: 1; }
}
@media (max-width: 540px) {
  .lp-feat-grid { grid-template-columns: 1fr; }
  .stats-shell { padding: 20px; }
}

/* Dark mode for stats and landing page additions */
[data-theme="dark"] .stats-metric-card,
[data-theme="dark"] .stats-card { background: #1d2032; border-color: #2a2d42; }
[data-theme="dark"] .stats-bar-track { background: #252840; }
[data-theme="dark"] .lp-feat-card { background: #1d2032; border-color: #272b3d; }
[data-theme="dark"] .lp-mock-subject { background: #252840; border-color: #272b3d; }
[data-theme="dark"] .lp-mock-upcoming { background: #252840; }