/* ============================================
   NEXUS OS - COMPONENTS STYLESHEET
   components.css
   ============================================ */

/* ---- Search Bar Component ---- */
.search-bar {
  position: relative;
  max-width: 340px;
}

.search-bar input {
  width: 100%;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  padding: 8px 16px 8px 38px;
  font-size: 0.855rem;
  color: var(--text-primary);
  outline: none;
  transition: var(--transition);
}

.search-bar input:focus {
  border-color: var(--border-accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
  background: var(--bg-card);
}

.search-bar-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 0.9rem;
  pointer-events: none;
}

/* ---- Toolbar ---- */
.toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.toolbar-left { flex: 1; display: flex; align-items: center; gap: 10px; }
.toolbar-right { display: flex; align-items: center; gap: 8px; }

/* ---- Filters Row ---- */
.filters {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 12px;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 600;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition);
}

.filter-chip:hover { border-color: var(--border-hover); color: var(--text-primary); }
.filter-chip.active { background: var(--accent-dim); border-color: var(--border-accent); color: var(--accent-light); }

/* ---- List Item ---- */
.list-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 13px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 8px;
  transition: var(--transition);
  cursor: pointer;
}

.list-item:hover { border-color: var(--border-hover); background: var(--bg-card-hover); }
.list-item-icon { width: 36px; height: 36px; border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; font-size: 1rem; flex-shrink: 0; }
.list-item-main { flex: 1; min-width: 0; }
.list-item-title { font-size: 0.875rem; font-weight: 600; margin-bottom: 2px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.list-item-sub { font-size: 0.78rem; color: var(--text-muted); }
.list-item-actions { display: flex; gap: 4px; opacity: 0; transition: var(--transition); }
.list-item:hover .list-item-actions { opacity: 1; }

/* ---- Note Card ---- */
.note-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.note-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: var(--accent);
  opacity: 0;
  transition: var(--transition);
}

.note-card:hover::before { opacity: 1; }
.note-card:hover { border-color: var(--border-hover); transform: translateY(-2px); box-shadow: var(--shadow-md); }

.note-card.pinned::before { opacity: 1; background: #f59e0b; }

.note-title {
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.note-preview {
  font-size: 0.82rem;
  color: var(--text-secondary);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.55;
}

.note-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 12px;
}

.note-date { font-size: 0.72rem; color: var(--text-muted); }
.note-actions { display: flex; gap: 4px; opacity: 0; transition: var(--transition); }
.note-card:hover .note-actions { opacity: 1; }

/* ---- Tags Grid ---- */
.notes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 14px;
}

/* ---- Journal Entry ---- */
.journal-entry {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 12px;
  transition: var(--transition);
}

.journal-entry:hover { border-color: var(--border-hover); }

.journal-entry-header {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  background: var(--bg-tertiary);
  border-bottom: 1px solid var(--border);
}

.journal-date { font-family: var(--font-display); font-size: 0.82rem; font-weight: 700; }
.journal-mood { font-size: 1.2rem; }
.journal-entry-body { padding: 14px 18px; font-size: 0.875rem; line-height: 1.65; color: var(--text-secondary); }

/* ---- Mood Selector ---- */
.mood-selector {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.mood-btn {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: var(--bg-tertiary);
  border: 1.5px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  cursor: pointer;
  transition: var(--transition-spring);
}

.mood-btn:hover { transform: scale(1.15); border-color: var(--border-hover); }
.mood-btn.active { border-color: var(--accent); box-shadow: 0 0 12px var(--accent-glow); transform: scale(1.1); }

/* ---- Habit Tracker ---- */
.habit-tracker-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}

.habit-tracker-row:last-child { border-bottom: none; }
.habit-tracker-info { flex: 1; }
.habit-tracker-name { font-size: 0.875rem; font-weight: 600; margin-bottom: 2px; }
.habit-tracker-sub { font-size: 0.75rem; color: var(--text-muted); }

.habit-week-dots {
  display: flex;
  gap: 5px;
}

.habit-week-dot {
  width: 26px;
  height: 26px;
  border-radius: 7px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition-spring);
}

.habit-week-dot:hover { border-color: var(--accent); }
.habit-week-dot.done { background: var(--accent); border-color: var(--accent); color: #fff; box-shadow: 0 0 8px var(--accent-glow); }
.habit-week-dot.missed { background: rgba(239,68,68,0.12); border-color: rgba(239,68,68,0.25); color: #f87171; }

.habit-streak-badge {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.78rem;
  font-weight: 700;
  color: #f59e0b;
  background: rgba(245,158,11,0.12);
  padding: 4px 8px;
  border-radius: var(--radius-full);
}

/* ---- Goal Card ---- */
.goal-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-bottom: 12px;
  transition: var(--transition);
}

.goal-card:hover { border-color: var(--border-hover); transform: translateY(-1px); }

.goal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 12px;
}

.goal-title { font-weight: 700; font-size: 0.95rem; margin-bottom: 3px; }
.goal-sub { font-size: 0.8rem; color: var(--text-muted); }

.goal-progress-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}

.goal-percent { font-family: var(--font-display); font-size: 0.9rem; font-weight: 800; color: var(--accent); }
.goal-target { font-size: 0.75rem; color: var(--text-muted); }

/* ---- Workout Log ---- */
.workout-log-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
  margin-bottom: 6px;
  transition: var(--transition);
}

.workout-log-item:hover { background: var(--bg-card-hover); }

.workout-exercise { flex: 1; font-size: 0.875rem; font-weight: 600; }
.workout-sets { font-size: 0.8rem; color: var(--text-muted); }
.workout-weight { font-size: 0.85rem; font-weight: 700; color: var(--accent-light); }

/* ---- PR Card ---- */
.pr-card {
  background: linear-gradient(135deg, rgba(59,130,246,0.1), rgba(139,92,246,0.08));
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  text-align: center;
  transition: var(--transition);
}

.pr-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-accent); }
.pr-exercise { font-size: 0.78rem; color: var(--text-muted); margin-bottom: 4px; font-weight: 500; }
.pr-value { font-family: var(--font-display); font-size: 1.5rem; font-weight: 800; letter-spacing: -0.04em; color: var(--accent-light); }
.pr-unit { font-size: 0.75rem; color: var(--text-secondary); }

/* ---- Calendar Full ---- */
.calendar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.cal-month-year {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.cal-nav {
  display: flex;
  gap: 6px;
}

.cal-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
}

.cal-day-label {
  text-align: center;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  padding: 6px 0;
}

.cal-day-cell {
  aspect-ratio: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding: 6px 4px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
  font-size: 0.82rem;
}

.cal-day-cell:hover { background: var(--accent-dim); border-color: var(--border-accent); }
.cal-day-cell.today { background: var(--accent); color: #fff; font-weight: 700; }
.cal-day-cell.other-month { opacity: 0.35; }
.cal-day-cell.has-events { position: relative; }

.cal-events-indicator {
  display: flex;
  gap: 2px;
  margin-top: 3px;
}

.cal-event-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--accent-2);
}

.events-list { margin-top: 16px; }
.event-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 6px;
  transition: var(--transition);
}

.event-item:hover { border-color: var(--border-hover); }
.event-color-dot { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }
.event-name { flex: 1; font-size: 0.875rem; font-weight: 600; }
.event-time { font-size: 0.78rem; color: var(--text-muted); }

/* ---- Bookmarks ---- */
.bookmark-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.bookmark-card:hover { border-color: var(--border-hover); transform: translateY(-2px); box-shadow: var(--shadow-md); }

.bookmark-favicon {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  background: var(--bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.bookmark-title { font-size: 0.855rem; font-weight: 700; }
.bookmark-url { font-size: 0.75rem; color: var(--text-muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bookmark-cat { font-size: 0.7rem; }

/* ---- File Item ---- */
.file-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 10px;
}

.file-card:hover { border-color: var(--border-hover); transform: translateY(-2px); box-shadow: var(--shadow-md); }

.file-icon { font-size: 2.2rem; }
.file-name { font-size: 0.82rem; font-weight: 600; word-break: break-all; }
.file-size { font-size: 0.72rem; color: var(--text-muted); }

.files-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 12px;
}

/* ---- Planner ---- */
.time-block {
  display: flex;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
}

.time-block:last-child { border-bottom: none; }
.time-label { font-size: 0.72rem; color: var(--text-muted); width: 44px; flex-shrink: 0; padding-top: 2px; }

.time-event {
  flex: 1;
  background: var(--accent-dim);
  border: 1px solid var(--border-accent);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-sm);
  padding: 6px 10px;
  font-size: 0.82rem;
}

.time-slot-empty {
  flex: 1;
  height: 34px;
  border-radius: var(--radius-sm);
  border: 1px dashed var(--border);
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  color: var(--text-muted);
  opacity: 0;
}

.time-block:hover .time-slot-empty { opacity: 1; background: var(--bg-tertiary); }

/* ---- PDF Tools ---- */
.pdf-tool-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
}

.pdf-tool-card:hover { border-color: var(--border-hover); transform: translateY(-3px); box-shadow: var(--shadow-md); }
.pdf-tool-icon { font-size: 2.5rem; margin-bottom: 10px; }
.pdf-tool-title { font-family: var(--font-display); font-size: 1rem; font-weight: 700; margin-bottom: 6px; }
.pdf-tool-desc { font-size: 0.8rem; color: var(--text-secondary); }

/* ---- Upload Zone ---- */
.upload-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius-lg);
  padding: 40px 24px;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
}

.upload-zone:hover, .upload-zone.drag-over {
  border-color: var(--border-accent);
  background: var(--accent-dim);
}

.upload-icon { font-size: 2.5rem; margin-bottom: 10px; opacity: 0.6; }
.upload-text { font-weight: 600; font-size: 0.9rem; margin-bottom: 4px; }
.upload-hint { font-size: 0.78rem; color: var(--text-muted); }

/* ---- Analytics ---- */
.chart-container {
  position: relative;
  height: 220px;
  margin-top: 10px;
}

.analytics-stat {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}

.analytics-stat:last-child { border-bottom: none; }
.analytics-stat-icon { width: 36px; height: 36px; border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; font-size: 1rem; flex-shrink: 0; }
.analytics-stat-name { flex: 1; font-size: 0.875rem; font-weight: 500; }
.analytics-stat-value { font-family: var(--font-display); font-size: 1.1rem; font-weight: 800; }

/* ---- Settings Sections ---- */
.settings-section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 16px;
}

.settings-section-header {
  padding: 16px 20px;
  background: var(--bg-tertiary);
  border-bottom: 1px solid var(--border);
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
}

.settings-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}

.settings-row:last-child { border-bottom: none; }
.settings-row:hover { background: var(--bg-card-hover); }
.settings-row-info { flex: 1; }
.settings-row-label { font-size: 0.875rem; font-weight: 600; }
.settings-row-desc { font-size: 0.78rem; color: var(--text-muted); margin-top: 2px; }

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

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

.toggle-slider {
  position: absolute;
  inset: 0;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: var(--transition);
}

.toggle-slider::before {
  content: '';
  position: absolute;
  height: 16px;
  width: 16px;
  left: 3px;
  bottom: 3px;
  background: var(--text-muted);
  border-radius: 50%;
  transition: var(--transition);
}

input:checked + .toggle-slider { background: var(--accent); border-color: var(--accent); }
input:checked + .toggle-slider::before { transform: translateX(20px); background: #fff; }

/* ---- Color Picker ---- */
.color-swatches {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.color-swatch {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  cursor: pointer;
  transition: var(--transition-spring);
  border: 2px solid transparent;
}

.color-swatch:hover { transform: scale(1.2); }
.color-swatch.active { border-color: var(--text-primary); transform: scale(1.1); }

/* ---- Memory Timeline ---- */
.timeline {
  position: relative;
  padding-left: 24px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--border);
}

.timeline-item {
  position: relative;
  margin-bottom: 20px;
}

.timeline-dot {
  position: absolute;
  left: -21px;
  top: 8px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid var(--bg-primary);
  box-shadow: 0 0 8px var(--accent-glow);
}

.timeline-date {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-bottom: 6px;
  font-weight: 600;
}

.memory-full-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
}

.memory-full-card:hover { border-color: var(--border-hover); }
.memory-img-full { height: 160px; background: var(--bg-tertiary); display: flex; align-items: center; justify-content: center; font-size: 3rem; color: var(--text-muted); }
.memory-card-body { padding: 14px 16px; }
.memory-card-title { font-weight: 700; font-size: 0.9rem; margin-bottom: 4px; }
.memory-card-desc { font-size: 0.82rem; color: var(--text-secondary); }

/* ---- About Page ---- */
.about-hero {
  text-align: center;
  padding: 48px 32px;
  background: linear-gradient(135deg, #0f1e3a 0%, #0d1117 50%, #1a0a2e 100%);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-accent);
  position: relative;
  overflow: hidden;
  margin-bottom: 24px;
}

.about-logo {
  width: 72px;
  height: 72px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.2rem;
  margin: 0 auto 16px;
  box-shadow: 0 0 40px var(--accent-glow);
}

.about-title {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.05em;
  margin-bottom: 8px;
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.about-tagline {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 480px;
  margin: 0 auto;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 14px;
  margin-bottom: 24px;
}

.feature-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 18px;
  transition: var(--transition);
}

.feature-item:hover { border-color: var(--border-hover); transform: translateY(-2px); }
.feature-item-icon { font-size: 1.6rem; margin-bottom: 8px; }
.feature-item-title { font-weight: 700; font-size: 0.875rem; margin-bottom: 4px; }
.feature-item-desc { font-size: 0.78rem; color: var(--text-secondary); }

/* ---- Chatbot Page Link ---- */
.chatbot-cta {
  background: linear-gradient(135deg, rgba(59,130,246,0.15), rgba(139,92,246,0.12));
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-xl);
  padding: 40px;
  text-align: center;
}

.chatbot-cta-icon { font-size: 4rem; margin-bottom: 16px; }
.chatbot-cta-title { font-family: var(--font-display); font-size: 1.6rem; font-weight: 800; letter-spacing: -0.03em; margin-bottom: 8px; }
.chatbot-cta-desc { font-size: 0.9rem; color: var(--text-secondary); max-width: 400px; margin: 0 auto 20px; }

/* ---- Confirm Dialog ---- */
.confirm-dialog {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 28px;
  max-width: 380px;
  width: 100%;
  text-align: center;
  transform: scale(0.94);
  transition: var(--transition);
  box-shadow: var(--shadow-lg);
}

.modal-overlay.active .confirm-dialog { transform: scale(1); }
.confirm-icon { font-size: 2.5rem; margin-bottom: 12px; }
.confirm-title { font-family: var(--font-display); font-size: 1.1rem; font-weight: 800; margin-bottom: 8px; }
.confirm-message { font-size: 0.875rem; color: var(--text-secondary); margin-bottom: 20px; }
.confirm-actions { display: flex; gap: 10px; justify-content: center; }

/* ---- Tabs ---- */
.tabs {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 20px;
}

.tab-btn {
  padding: 10px 18px;
  font-size: 0.855rem;
  font-weight: 600;
  color: var(--text-secondary);
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  transition: var(--transition);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}

.tab-btn:hover { color: var(--text-primary); background: var(--accent-dim); }
.tab-btn.active { color: var(--accent-light); border-bottom-color: var(--accent); background: var(--accent-dim); }

.tab-pane { display: none; }
.tab-pane.active { display: block; }

/* ---- Floating Action Button ---- */
.fab {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  box-shadow: 0 4px 20px var(--accent-glow);
  cursor: pointer;
  transition: var(--transition-spring);
  z-index: 90;
  border: none;
}

.fab:hover { transform: scale(1.12) rotate(90deg); box-shadow: 0 8px 32px var(--accent-glow); }

/* ---- Responsive Components ---- */
@media (max-width: 768px) {
  .toolbar { gap: 6px; }
  .search-bar { max-width: 100%; }
  .notes-grid { grid-template-columns: 1fr; }
  .files-grid { grid-template-columns: repeat(auto-fill, minmax(110px, 1fr)); }
  .cal-day-cell { font-size: 0.72rem; padding: 3px 2px; }
  .habit-week-dot { width: 22px; height: 22px; font-size: 0.6rem; }
  .quick-actions { grid-template-columns: repeat(3, 1fr); }
}