/* Timivra feature overlays — does not alter section layout */
#timivra-onboarding-overlay {
  position: fixed;
  inset: 0;
  z-index: 99990;
  background: transparent;
  display: none;
  pointer-events: auto;
}
#timivra-onboarding-overlay.is-open { display: block; }
#timivra-onboarding-card {
  position: fixed;
  z-index: 100002;
  left: 50%;
  bottom: max(1rem, env(safe-area-inset-bottom));
  transform: translateX(-50%);
  max-width: 420px;
  width: calc(100% - 2rem);
  display: none;
  pointer-events: auto;
}
#timivra-onboarding-card.is-open { display: block; }
.timivra-onboard-card {
  background: var(--hf-card, #fff);
  color: var(--hf-text, #111);
  border: 1px solid var(--hf-card-border, #e5e7eb);
  border-radius: 1rem;
  width: 100%;
  padding: 1.25rem;
  box-shadow: 0 20px 50px rgba(0,0,0,0.35);
}
.timivra-onboard-highlight {
  position: relative;
  z-index: 99991 !important;
  isolation: isolate;
  border-radius: 1rem;
  box-shadow: 0 0 0 3px var(--hf-accent, #059669), 0 0 0 9999px rgba(15, 23, 42, 0.55);
}
.timivra-onboard-highlight.timivra-ai-pro {
  overflow: visible !important;
}
/* Academic Tracker — centered dark panel inside white card */
#section-academic .timivra-academic-panel {
  width: 100%;
  max-width: 100%;
  margin-left: auto;
  margin-right: auto;
}
#section-academic #academictracker-app,
#section-academic #academictracker-app > main {
  width: 100%;
  max-width: 100%;
  margin-left: auto;
  margin-right: auto;
}

.timivra-theme-preview {
  height: 2.5rem;
  border-radius: 0.5rem;
  margin-bottom: 0.5rem;
  border: 1px solid var(--hf-card-border, #e5e7eb);
}

/* Theme picker — scrollable; uses global scrollbar vars */
#theme-selector {
  max-height: min(72vh, 32rem);
  overflow-y: auto;
  overflow-x: hidden;
  overscroll-behavior: contain;
}

/* Analytics period buttons — always use theme vars */
.period-btn {
  background: var(--hf-card, #fff);
  color: var(--hf-text, #111827);
  border-color: var(--hf-card-border, #e5e7eb);
}

.period-btn.active {
  background: var(--hf-accent, #2563eb);
  color: #fff;
  border-color: var(--hf-accent-strong, #1e40af);
}

/* —— Dark themes: Slate, Night, OLED —— */
body.hf-dark-mode {
  color: var(--hf-text);
}

body.hf-dark-mode .text-gray-900,
body.hf-dark-mode .text-gray-800,
body.hf-dark-mode .text-gray-700,
body.hf-dark-mode .text-slate-900,
body.hf-dark-mode .text-slate-800 { color: var(--hf-text) !important; }

body.hf-dark-mode .text-gray-600,
body.hf-dark-mode .text-gray-500,
body.hf-dark-mode .text-gray-400,
body.hf-dark-mode .text-slate-700,
body.hf-dark-mode .text-slate-600,
body.hf-dark-mode .text-slate-500 { color: var(--hf-muted) !important; }

body.hf-dark-mode .text-emerald-900,
body.hf-dark-mode .text-emerald-800,
body.hf-dark-mode .text-green-900 { color: var(--hf-text) !important; }

body.hf-dark-mode .text-indigo-600,
body.hf-dark-mode .text-indigo-700 { color: var(--hf-accent) !important; }

body.hf-dark-mode .text-amber-800,
body.hf-dark-mode .text-amber-900 { color: #fcd34d !important; }

body.hf-dark-mode header.tv-site-header {
  background: var(--hf-card) !important;
  border-bottom-color: var(--hf-card-border) !important;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.35) !important;
}

body.hf-dark-mode header.tv-site-header .tv-header-brand,
body.hf-dark-mode header.tv-site-header .text-gray-900 { color: var(--hf-text) !important; }

body.hf-dark-mode header.tv-site-header .tv-header-mark { color: var(--hf-accent) !important; }

body.hf-dark-mode #section-nav-menu,
body.hf-dark-mode #timezone-selector,
body.hf-dark-mode #theme-selector,
body.hf-dark-mode .bg-white { background: var(--hf-card) !important; }

body.hf-dark-mode #section-nav-menu a,
body.hf-dark-mode .tv-sec-link { color: var(--hf-text) !important; }

body.hf-dark-mode .hover\:bg-gray-50:hover,
body.hf-dark-mode .hover\:bg-gray-100:hover { background: color-mix(in srgb, var(--hf-card-border) 55%, var(--hf-card)) !important; }

body.hf-dark-mode .bg-gray-50,
body.hf-dark-mode .bg-gray-100,
body.hf-dark-mode .bg-slate-50 { background: color-mix(in srgb, var(--hf-card) 88%, var(--hf-bg-from)) !important; }

body.hf-dark-mode .border-gray-100,
body.hf-dark-mode .border-gray-200,
body.hf-dark-mode .border-gray-300,
body.hf-dark-mode .border-slate-200 { border-color: var(--hf-card-border) !important; }

body.hf-dark-mode .btn-accent-outline {
  background: color-mix(in srgb, var(--hf-card) 82%, var(--hf-accent-soft)) !important;
  color: var(--hf-text) !important;
  border-color: color-mix(in srgb, var(--hf-accent) 65%, var(--hf-card-border)) !important;
}

body.hf-dark-mode .btn-accent-outline:hover {
  background: color-mix(in srgb, var(--hf-accent-soft) 35%, var(--hf-card)) !important;
}

body.hf-dark-mode .btn-muted {
  background: var(--hf-card-border) !important;
  color: var(--hf-text) !important;
}

body.hf-dark-mode input:not([type="checkbox"]):not([type="radio"]):not([type="range"]):not([type="color"]),
body.hf-dark-mode textarea,
body.hf-dark-mode select {
  background: var(--hf-card) !important;
  color: var(--hf-text) !important;
  border-color: var(--hf-card-border) !important;
}

body.hf-dark-mode input::placeholder,
body.hf-dark-mode textarea::placeholder { color: var(--hf-muted) !important; opacity: 0.9; }

body.hf-dark-mode #theme-selector h3,
body.hf-dark-mode #theme-selector p,
body.hf-dark-mode #timezone-selector h3,
body.hf-dark-mode #timezone-selector p { color: var(--hf-text) !important; }

body.hf-dark-mode #theme-selector { border-color: var(--hf-card-border) !important; }

body.hf-dark-mode #toast {
  background: var(--hf-card) !important;
  color: var(--hf-text) !important;
  border-color: var(--hf-card-border) !important;
}

body.hf-dark-mode .card {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.28);
}

body.hf-dark-mode .accent-chip {
  background: color-mix(in srgb, var(--hf-accent-soft) 45%, var(--hf-card)) !important;
  color: var(--hf-text) !important;
  border-color: color-mix(in srgb, var(--hf-accent) 50%, var(--hf-card-border)) !important;
}

body.hf-dark-mode .text-purple-600,
body.hf-dark-mode .text-purple-700 { color: var(--hf-accent) !important; }

body.hf-dark-mode .bg-purple-600,
body.hf-dark-mode .bg-purple-700 { filter: brightness(1.05); }

body.hf-dark-mode .bg-gray-300 { background: var(--hf-card-border) !important; color: var(--hf-text) !important; }

body.hf-dark-mode .bg-gray-200 {
  background: color-mix(in srgb, var(--hf-card-border) 55%, var(--hf-card)) !important;
  color: var(--hf-text) !important;
  border: 1px solid var(--hf-card-border);
}

body.hf-dark-mode .hover\:bg-gray-300:hover {
  background: color-mix(in srgb, var(--hf-card-border) 75%, var(--hf-card)) !important;
  color: var(--hf-text) !important;
}

body.hf-dark-mode .text-gray-300 { color: var(--hf-muted) !important; }

body.hf-dark-mode #section-document-quiz label,
body.hf-dark-mode #section-document-quiz .text-slate-700,
body.hf-dark-mode #section-document-quiz select,
body.hf-dark-mode #section-memory-match label,
body.hf-dark-mode #section-memory-match .text-gray-700,
body.hf-dark-mode #section-memory-match select,
body.hf-dark-mode #section-memory-match .card .text-xl {
  color: var(--hf-text) !important;
}

body.hf-dark-mode #section-document-quiz .text-gray-500,
body.hf-dark-mode #section-memory-match .text-gray-600 {
  color: var(--hf-muted) !important;
}

body.hf-dark-mode #section-document-quiz select.bg-white {
  background: var(--hf-card) !important;
}

body.hf-dark-mode .timivra-share-help,
body.hf-dark-mode .timivra-share-help p {
  color: var(--hf-muted) !important;
}

body.hf-dark-mode .timivra-share-help p[style*="hf-text"],
body.hf-dark-mode .timivra-share-block h4 {
  color: var(--hf-text) !important;
}

body.hf-dark-mode .timivra-share-step,
body.hf-dark-mode .timivra-share-block {
  color: var(--hf-muted) !important;
}

body.hf-dark-mode #timivra-social-panel strong {
  color: var(--hf-text) !important;
}

body.hf-dark-mode .shadow-lg,
body.hf-dark-mode .shadow-md { box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35) !important; }

body.hf-dark-mode #timivra-theme-extras .text-gray-500 { color: var(--hf-muted) !important; }

body.hf-dark-mode .timivra-onboard-card {
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
}

/* Light-surface islands: timer cards + timetable use fixed pale backgrounds */
body.hf-dark-mode .timer-item {
  background: var(--hf-card) !important;
  border-color: var(--hf-card-border) !important;
}

body.hf-dark-mode .timer-item .text-gray-800,
body.hf-dark-mode .timer-item h4 {
  color: var(--hf-text) !important;
}

body.hf-dark-mode .timer-item .text-gray-500,
body.hf-dark-mode .timer-item .text-gray-600 {
  color: var(--hf-muted) !important;
}

body.hf-dark-mode #section-timetable .container.mx-auto {
  background-color: var(--hf-card) !important;
}

body.hf-dark-mode #section-timetable .bg-white {
  background: color-mix(in srgb, var(--hf-card) 94%, var(--hf-bg-from)) !important;
}

body.hf-dark-mode #section-timetable h5.text-gray-800,
body.hf-dark-mode #section-timetable h2.text-gray-800,
body.hf-dark-mode #section-timetable h3.text-gray-800,
body.hf-dark-mode #section-timetable .text-gray-800 {
  color: var(--hf-text) !important;
}

body.hf-dark-mode #section-timetable .text-gray-600,
body.hf-dark-mode #section-timetable .text-gray-500,
body.hf-dark-mode #section-timetable label span {
  color: var(--hf-muted) !important;
}

body.hf-dark-mode #section-timetable input,
body.hf-dark-mode #section-timetable select {
  background: var(--hf-card) !important;
  color: var(--hf-text) !important;
  border-color: var(--hf-card-border) !important;
}

/* Analytics: performance by subject + insights (pale tint boxes) */
body.hf-dark-mode #section-analytics .bg-emerald-50,
body.hf-dark-mode #section-analytics .bg-slate-50,
body.hf-dark-mode #section-analytics [class*="from-gray-50"],
body.hf-dark-mode #section-analytics [class*="from-blue-50"],
body.hf-dark-mode #section-analytics [class*="from-green-50"],
body.hf-dark-mode #section-analytics [class*="from-purple-50"] {
  background: color-mix(in srgb, var(--hf-card) 90%, var(--hf-bg-from)) !important;
}

body.hf-dark-mode #section-analytics .border-emerald-200,
body.hf-dark-mode #section-analytics .border-slate-200,
body.hf-dark-mode #section-analytics .border-blue-200,
body.hf-dark-mode #section-analytics .border-green-200,
body.hf-dark-mode #section-analytics .border-purple-200,
body.hf-dark-mode #section-analytics .border-gray-200 {
  border-color: var(--hf-card-border) !important;
}

body.hf-dark-mode #section-analytics .text-slate-800,
body.hf-dark-mode #section-analytics .text-emerald-900 {
  color: var(--hf-text) !important;
}

body.hf-dark-mode #timivra-performance-panel,
body.hf-dark-mode #timivra-performance-panel span,
body.hf-dark-mode #timivra-analytics-insights,
body.hf-dark-mode #timivra-analytics-insights p {
  color: var(--hf-muted) !important;
}

body.hf-dark-mode #timivra-performance-panel .font-medium,
body.hf-dark-mode #timivra-performance-panel span.font-medium {
  color: var(--hf-text) !important;
}

body.hf-dark-mode #timivra-performance-panel .border-slate-100 {
  border-color: var(--hf-card-border) !important;
}

/* Footer: Nigeria initiative + feedback link */
body.hf-dark-mode footer {
  background: var(--hf-card) !important;
  border-color: var(--hf-card-border) !important;
}

body.hf-dark-mode footer [class*="from-green-50"],
body.hf-dark-mode footer [class*="to-emerald-50"] {
  background: color-mix(in srgb, var(--hf-card) 88%, var(--hf-accent-soft)) !important;
}

body.hf-dark-mode footer .feedback,
body.hf-dark-mode footer .feedback span {
  color: var(--hf-text) !important;
}

body.hf-dark-mode footer .feedback a,
body.hf-dark-mode footer .feedback a p {
  color: var(--hf-accent) !important;
  font-weight: 700 !important;
}

body.hf-dark-mode footer .text-gray-500,
body.hf-dark-mode footer .text-gray-700 {
  color: var(--hf-muted) !important;
}

body.hf-dark-mode footer a.text-gray-500:hover {
  color: var(--hf-accent) !important;
}

/* Quick Notes: yellow sticky cards */
body.hf-dark-mode #notes-container .bg-yellow-50,
body.hf-dark-mode #section-notes .bg-yellow-50 {
  background: color-mix(in srgb, var(--hf-card) 88%, #a16207) !important;
  border-left-color: var(--hf-accent) !important;
}

body.hf-dark-mode #notes-container .text-gray-800,
body.hf-dark-mode #notes-container p {
  color: var(--hf-text) !important;
}

body.hf-dark-mode #notes-container .text-gray-500,
body.hf-dark-mode #notes-container .text-xs {
  color: var(--hf-muted) !important;
}

/* Share & backup panel */
.timivra-share-help {
  background: color-mix(in srgb, var(--hf-accent-soft) 35%, var(--hf-card, #fff));
  border: 1px solid var(--hf-card-border, #e5e7eb);
  border-radius: 0.75rem;
  padding: 0.75rem 1rem;
  font-size: 0.75rem;
  line-height: 1.45;
  color: var(--hf-muted, #6b7280);
}

.timivra-share-block {
  border: 1px solid var(--hf-card-border, #e5e7eb);
  border-radius: 0.75rem;
  padding: 0.75rem;
  background: color-mix(in srgb, var(--hf-card, #fff) 96%, var(--hf-bg-from, #f8fafc));
}

.timivra-share-block h4 {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--hf-text, #1f2937);
  margin-bottom: 0.35rem;
}

.timivra-share-step {
  font-size: 0.6875rem;
  color: var(--hf-muted, #6b7280);
  margin-bottom: 0.5rem;
  line-height: 1.4;
}

.timivra-coming-soon {
  display: inline-block;
  font-size: 0.625rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #92400e;
  background: #fef3c7;
  border: 1px solid #fcd34d;
  border-radius: 999px;
  padding: 2px 8px;
  margin-left: 6px;
  vertical-align: middle;
}

body.hf-dark-mode .timivra-coming-soon {
  color: #fde68a;
  background: color-mix(in srgb, #92400e 35%, var(--hf-card));
  border-color: #b45309;
}

.timivra-task-board {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.5rem;
}

@media (max-width: 640px) {
  .timivra-task-board {
    grid-template-columns: 1fr;
  }
}

.timivra-task-col {
  background: var(--hf-card, #f9fafb);
  border: 1px solid var(--hf-card-border, #e5e7eb);
  border-radius: 0.5rem;
  padding: 0.5rem;
  min-height: 120px;
}

.timivra-task-col-title {
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--hf-muted, #6b7280);
  margin: 0 0 0.5rem;
}

.timivra-task-card {
  background: #fff;
  border: 1px solid var(--hf-card-border, #e5e7eb);
  border-radius: 0.375rem;
  padding: 0.5rem;
  margin-bottom: 0.375rem;
}

body.hf-dark-mode .timivra-task-col {
  background: color-mix(in srgb, var(--hf-card) 90%, #000);
}

body.hf-dark-mode .timivra-task-card {
  background: var(--hf-card);
}

.timivra-task-title {
  font-size: 0.75rem;
  color: var(--hf-text, #1f2937);
  margin: 0 0 0.25rem;
  line-height: 1.35;
}

.timivra-task-due {
  display: inline-block;
  font-size: 0.625rem;
  color: #047857;
  background: #ecfdf5;
  border-radius: 999px;
  padding: 1px 6px;
}

body.hf-dark-mode .timivra-task-due {
  color: #6ee7b7;
  background: color-mix(in srgb, #047857 25%, var(--hf-card));
}

/* CV template preview */
.timivra-cv-preview-wrap {
  border: 1px solid var(--hf-card-border, #e5e7eb);
  border-radius: 0.75rem;
  padding: 1rem;
  background: #fff;
}

.timivra-cv-doc { color: #1f2937; font-size: 0.875rem; line-height: 1.5; }
.timivra-cv-header { border-bottom: 3px solid #059669; padding-bottom: 0.75rem; margin-bottom: 1rem; }
.timivra-cv-header h1 { margin: 0; font-size: 1.35rem; font-weight: 700; color: #064e3b; }
.timivra-cv-contact { margin: 0.25rem 0 0; font-size: 0.8rem; color: #047857; }
.timivra-cv-section { margin-bottom: 1rem; }
.timivra-cv-section h2 {
  margin: 0 0 0.35rem;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #059669;
}
.timivra-cv-skill {
  display: inline-block;
  background: #ecfdf5;
  color: #065f46;
  border: 1px solid #a7f3d0;
  border-radius: 999px;
  padding: 2px 8px;
  margin: 0 4px 4px 0;
  font-size: 0.7rem;
}
.timivra-cv-footer {
  margin-top: 1rem;
  padding-top: 0.5rem;
  border-top: 1px solid #e5e7eb;
  font-size: 0.65rem;
  color: #9ca3af;
  text-align: center;
}
.timivra-cv-empty { color: var(--hf-muted, #6b7280); font-size: 0.75rem; margin: 0; }

body.hf-dark-mode .timivra-cv-preview-wrap { background: color-mix(in srgb, var(--hf-card) 92%, #fff); }
body.hf-dark-mode .timivra-cv-doc,
body.hf-dark-mode .timivra-cv-header h1 { color: var(--hf-text) !important; }
body.hf-dark-mode .timivra-cv-contact,
body.hf-dark-mode .timivra-cv-section h2 { color: var(--hf-accent) !important; }

/* Scholarships & opportunities */
.timivra-opp-profile-input {
  width: 100%;
  padding: 4px 6px;
  border-radius: 6px;
  border: 1px solid var(--hf-card-border, #e2e8f0);
  background: var(--hf-card, #fff);
  color: var(--hf-text, #1e293b);
  font-size: 0.7rem;
}
.timivra-opp-tag-filters { gap: 4px; }
.timivra-opp-tag-filter {
  font-size: 0.65rem;
  padding: 3px 8px;
  border-radius: 999px;
  border: 1px solid var(--hf-card-border, #cbd5e1);
  background: transparent;
  color: var(--hf-muted, #64748b);
  cursor: pointer;
  text-transform: capitalize;
}
.timivra-opp-tag-filter.is-active {
  background: color-mix(in srgb, var(--hf-accent, #059669) 15%, transparent);
  border-color: var(--hf-accent, #059669);
  color: var(--hf-accent, #059669);
  font-weight: 600;
}
.timivra-opp-elig-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}
.timivra-opp-elig-tag {
  font-size: 0.6rem;
  padding: 2px 6px;
  border-radius: 4px;
  background: color-mix(in srgb, var(--hf-accent, #059669) 8%, var(--hf-card, #f8fafc));
  color: var(--hf-text, #334155);
  border: 1px solid var(--hf-card-border, #e2e8f0);
}
.timivra-opp-featured-card { position: relative; }
.timivra-opp-new-badge,
.timivra-opp-match-badge {
  display: inline-block;
  font-size: 0.6rem;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 4px;
  margin-right: 4px;
  margin-bottom: 2px;
}
.timivra-opp-new-badge {
  background: #fef3c7;
  color: #b45309;
}
.timivra-opp-match-badge {
  background: #d1fae5;
  color: #047857;
}
.timivra-opp-community {
  color: var(--hf-muted, #64748b);
  font-style: italic;
}
.timivra-opp-tips-toggle {
  color: var(--hf-accent, #059669);
  text-decoration: underline;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}
body.hf-dark-mode .timivra-opp-new-badge { background: #78350f; color: #fde68a; }
body.hf-dark-mode .timivra-opp-match-badge { background: #064e3b; color: #6ee7b7; }

.timivra-opp-view-tabs {
  display: inline-flex;
  gap: 4px;
  border-radius: 999px;
  padding: 3px;
  background: color-mix(in srgb, var(--hf-card-border, #e2e8f0) 40%, transparent);
  border: 1px solid var(--hf-card-border, #e2e8f0);
}
.timivra-opp-view-tab {
  font-size: 0.65rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 999px;
  border: none;
  background: transparent;
  color: var(--hf-muted, #64748b);
  cursor: pointer;
}
.timivra-opp-view-tab.is-active {
  background: var(--hf-card, #fff);
  color: var(--hf-accent, #059669);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}
.timivra-opp-deadline-line {
  color: var(--hf-accent, #047857);
  font-weight: 600;
}
.timivra-opp-demo-card {
  background: color-mix(in srgb, var(--hf-accent, #059669) 6%, var(--hf-card, #f8fafc));
  border-color: var(--hf-card-border, #e2e8f0) !important;
}
#section-opportunities.timivra-ai-pro::before {
  opacity: 0.2;
}
body.hf-dark-mode #section-opportunities.timivra-ai-pro {
  background: var(--hf-card) !important;
}
body.hf-dark-mode .timivra-opp-view-tab.is-active {
  background: color-mix(in srgb, var(--hf-card) 90%, #fff);
}

/* Global scrollbar: override legacy section-specific colors and hidden scrollbars. */
html,
body,
body * {
  scrollbar-width: thin !important;
  scrollbar-color:
    var(--hf-scrollbar-thumb, color-mix(in srgb, var(--hf-muted, #94a3b8) 70%, transparent))
    var(--hf-scrollbar-track, color-mix(in srgb, var(--hf-card-border, #e2e8f0) 55%, transparent))
    !important;
}
html::-webkit-scrollbar,
body::-webkit-scrollbar,
body *::-webkit-scrollbar {
  display: block !important;
  width: 10px !important;
  height: 10px !important;
}
html::-webkit-scrollbar-track,
body::-webkit-scrollbar-track,
body *::-webkit-scrollbar-track {
  background: var(--hf-scrollbar-track, color-mix(in srgb, var(--hf-card-border, #e2e8f0) 55%, transparent)) !important;
  border-radius: 8px !important;
}
html::-webkit-scrollbar-thumb,
body::-webkit-scrollbar-thumb,
body *::-webkit-scrollbar-thumb {
  background: var(--hf-scrollbar-thumb, color-mix(in srgb, var(--hf-muted, #94a3b8) 70%, transparent)) !important;
  border: 2px solid transparent !important;
  border-radius: 8px !important;
  background-clip: padding-box !important;
}
html::-webkit-scrollbar-thumb:hover,
body::-webkit-scrollbar-thumb:hover,
body *::-webkit-scrollbar-thumb:hover {
  background: color-mix(in srgb, var(--hf-scrollbar-thumb, var(--hf-muted)) 85%, var(--hf-text, #111)) !important;
}
html::-webkit-scrollbar-corner,
body::-webkit-scrollbar-corner,
body *::-webkit-scrollbar-corner {
  background: var(--hf-scrollbar-track, transparent) !important;
}

.timivra-scrollbar-swatch {
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 0.4rem;
  border: 2px solid var(--hf-card-border, #e2e8f0);
  cursor: pointer;
  padding: 0;
}
.timivra-scrollbar-swatch.is-active {
  outline: 2px solid var(--hf-accent, #059669);
  outline-offset: 1px;
}

/* Pro AI sections — dark theme text & surfaces */
body.hf-dark-mode .timivra-ai-pro .timivra-ai-title,
body.hf-dark-mode .timivra-ai-pro h2.timivra-ai-title,
body.hf-dark-mode .timivra-ai-pro h3,
body.hf-dark-mode #section-collaboration .timivra-ai-title {
  color: var(--hf-text) !important;
}
body.hf-dark-mode .timivra-ai-pro .timivra-ai-sub,
body.hf-dark-mode .timivra-ai-pro .text-gray-500,
body.hf-dark-mode .timivra-ai-pro .text-slate-500,
body.hf-dark-mode .timivra-ai-pro .text-slate-600,
body.hf-dark-mode .timivra-ai-pro .text-slate-700,
body.hf-dark-mode .timivra-ai-pro label {
  color: var(--hf-muted) !important;
}
body.hf-dark-mode .timivra-ai-pro .text-slate-800,
body.hf-dark-mode .timivra-ai-pro .text-slate-900,
body.hf-dark-mode .timivra-ai-pro .font-semibold,
body.hf-dark-mode .timivra-ai-pro strong {
  color: var(--hf-text) !important;
}
body.hf-dark-mode .timivra-ai-badge {
  color: var(--hf-accent) !important;
  background: color-mix(in srgb, var(--hf-accent-soft) 35%, var(--hf-card)) !important;
  border-color: color-mix(in srgb, var(--hf-accent) 45%, var(--hf-card-border)) !important;
}
body.hf-dark-mode .timivra-ai-chat,
body.hf-dark-mode .timivra-ai-compose,
body.hf-dark-mode .timivra-ai-bubble-ai,
body.hf-dark-mode .timivra-assign-detail-panel,
body.hf-dark-mode .timivra-exam-countdown,
body.hf-dark-mode .timivra-exam-plan {
  background: var(--hf-card) !important;
  border-color: var(--hf-card-border) !important;
  color: var(--hf-text) !important;
}
body.hf-dark-mode .timivra-ai-bubble-ai,
body.hf-dark-mode .tv-md-body .tv-md-h1,
body.hf-dark-mode .tv-md-body .tv-md-h2,
body.hf-dark-mode .tv-md-body .tv-md-h3,
body.hf-dark-mode .tv-md-body .tv-md-h4 {
  color: var(--hf-text) !important;
}
body.hf-dark-mode .timivra-assign-filter {
  background: var(--hf-card) !important;
  border-color: var(--hf-card-border) !important;
  color: var(--hf-muted) !important;
}
body.hf-dark-mode .timivra-assign-filter.is-active {
  background: color-mix(in srgb, var(--hf-accent-soft) 40%, var(--hf-card)) !important;
  border-color: color-mix(in srgb, var(--hf-accent) 55%, var(--hf-card-border)) !important;
  color: var(--hf-accent) !important;
}
body.hf-dark-mode .timivra-assign-card {
  background: var(--hf-card) !important;
  border-color: var(--hf-card-border) !important;
}
body.hf-dark-mode .timivra-assign-card.is-overdue {
  background: color-mix(in srgb, #7f1d1d 18%, var(--hf-card)) !important;
  border-color: #b91c1c !important;
}
body.hf-dark-mode .timivra-assign-card.is-submitted {
  background: color-mix(in srgb, #064e3b 22%, var(--hf-card)) !important;
  border-color: #059669 !important;
}
body.hf-dark-mode .timivra-exam-readiness {
  color: var(--hf-accent) !important;
}
body.hf-dark-mode .timivra-exam-countdown .exam-days {
  color: var(--hf-accent) !important;
}
body.hf-dark-mode .timivra-opp-featured-card,
body.hf-dark-mode .timivra-opp-demo-card,
body.hf-dark-mode .timivra-money-stat {
  background: var(--hf-card) !important;
  border-color: var(--hf-card-border) !important;
}
body.hf-dark-mode #section-document-quiz .bg-slate-50,
body.hf-dark-mode #section-study-assistant .bg-slate-50,
body.hf-dark-mode .timivra-ai-pro .bg-slate-50,
body.hf-dark-mode .timivra-ai-pro .bg-amber-50 {
  background: color-mix(in srgb, var(--hf-card) 92%, var(--hf-bg-from)) !important;
  border-color: var(--hf-card-border) !important;
}
body.hf-dark-mode .timivra-ai-pro .text-amber-800,
body.hf-dark-mode .timivra-ai-pro .text-amber-900 {
  color: #fcd34d !important;
}
body.hf-dark-mode .timivra-cv-preview-wrap {
  background: var(--hf-card) !important;
  color: var(--hf-text) !important;
  border-color: var(--hf-card-border) !important;
}
body.hf-dark-mode #timivra-money-income-list button,
body.hf-dark-mode #timivra-money-expense-list button {
  color: var(--hf-muted) !important;
}
body.hf-dark-mode #emoji-picker button,
body.hf-dark-mode #emoji-picker-edit button {
  background: var(--hf-card) !important;
  border-color: var(--hf-card-border) !important;
  color: var(--hf-text) !important;
}
body.hf-dark-mode #emoji-picker,
body.hf-dark-mode #emoji-picker-edit {
  background: color-mix(in srgb, var(--hf-card) 90%, var(--hf-bg-from)) !important;
  border-color: var(--hf-card-border) !important;
}

/* Timer sound modal — readable secondary button in dark themes */
body.hf-dark-mode #audio-permission-modal h3,
body.hf-dark-mode #audio-permission-modal .text-gray-800 {
  color: var(--hf-text) !important;
}
body.hf-dark-mode #audio-permission-modal .text-gray-600 {
  color: var(--hf-muted) !important;
}
body.hf-dark-mode #audio-permission-modal .text-gray-500,
body.hf-dark-mode #audio-permission-modal .text-xs.text-gray-500 {
  color: color-mix(in srgb, var(--hf-text) 78%, var(--hf-muted)) !important;
}
body.hf-dark-mode #audio-permission-modal button.bg-gray-200 {
  background: color-mix(in srgb, var(--hf-card-border) 50%, var(--hf-card)) !important;
  color: var(--hf-text) !important;
  border: 1px solid var(--hf-card-border);
}

/* Flashcards — title & footer legible on dark themes */
body.hf-dark-mode #section-flashcards [class*="from-purple-50"],
body.hf-dark-mode #section-flashcards [class*="to-blue-50"] {
  background: var(--hf-card) !important;
}
body.hf-dark-mode #section-flashcards .border-purple-200 {
  border-color: var(--hf-card-border) !important;
}
body.hf-dark-mode #section-flashcards h4.text-gray-900,
body.hf-dark-mode #section-flashcards .font-medium.text-gray-900 {
  color: var(--hf-text) !important;
}
body.hf-dark-mode #section-flashcards .text-xs.text-gray-500,
body.hf-dark-mode #section-flashcards span.text-gray-500 {
  color: color-mix(in srgb, var(--hf-text) 82%, var(--hf-muted)) !important;
}

/* Motivation quotes — author & footer on dark gradient */
body.hf-dark-mode #section-motivation .rounded-2xl[style*="linear-gradient"] {
  background: linear-gradient(
    90deg,
    color-mix(in srgb, var(--hf-accent) 24%, var(--hf-card)),
    var(--hf-card)
  ) !important;
}
body.hf-dark-mode #section-motivation #motivation-quote {
  color: var(--hf-text) !important;
}
body.hf-dark-mode #section-motivation #quote-author {
  color: color-mix(in srgb, var(--hf-text) 90%, var(--hf-muted)) !important;
}
body.hf-dark-mode #section-motivation .text-xs.text-gray-500 {
  color: color-mix(in srgb, var(--hf-text) 75%, var(--hf-muted)) !important;
}

/* Timetable welcome tutorial — white card must stay readable in dark themes */
.tutorial-step {
  background: #ffffff !important;
  color: #111827 !important;
}
.tutorial-step h2,
.tutorial-step p,
.tutorial-step .text-gray-600,
.tutorial-step .text-gray-700,
.tutorial-step .text-gray-800 {
  color: #374151 !important;
}
.tutorial-step h2 {
  color: #111827 !important;
}

#tutorialOverlay button,
.tutorial-step button {
  padding: 0.65rem 1.25rem;
  border-radius: 0.5rem;
  border: none;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 600;
  margin: 0 0.25rem;
}
#startTutorial,
#nextStep {
  background: #9333ea !important;
  color: #ffffff !important;
}
#skipTutorial,
#prevStep {
  background: #e5e7eb !important;
  color: #374151 !important;
}
#finishTutorial {
  background: #16a34a !important;
  color: #ffffff !important;
}
#tutorialOverlay .flex {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}

/* Study Assistant — dark voice transcription panel */
.tv-voice-panel {
  display: block;
  margin-top: 0.75rem;
  padding: 1rem 1.1rem 0.85rem;
  border-radius: 14px;
  background: #2a2a2e;
  color: #e8e8ea;
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.28);
  min-height: 7.5rem;
}
.tv-voice-panel[hidden] {
  display: none !important;
}
.tv-voice-panel-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}
.tv-voice-live {
  margin: 0;
  flex: 1;
  font-size: 0.95rem;
  line-height: 1.45;
  font-style: italic;
  color: #c8c8cc;
  word-break: break-word;
}
.tv-voice-live-dot {
  flex-shrink: 0;
  width: 0.55rem;
  height: 0.55rem;
  margin-top: 0.35rem;
  border-radius: 50%;
  background: #2dd4bf;
  box-shadow: 0 0 0 0 rgba(45, 212, 191, 0.55);
  animation: tv-voice-dot-pulse 1.4s ease-in-out infinite;
}
@keyframes tv-voice-dot-pulse {
  0%, 100% { opacity: 1; transform: scale(1); box-shadow: 0 0 0 0 rgba(45, 212, 191, 0.45); }
  50% { opacity: 0.85; transform: scale(1.08); box-shadow: 0 0 0 6px rgba(45, 212, 191, 0); }
}
.tv-voice-panel-bottom {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 0.75rem;
}
.tv-voice-wave {
  display: flex;
  align-items: flex-end;
  gap: 2.5px;
  flex: 1;
  min-height: 2.25rem;
  padding-bottom: 0.15rem;
  overflow: hidden;
}
.tv-voice-bar {
  display: block;
  width: 2.5px;
  height: 2rem;
  border-radius: 999px;
  background: #a1a1aa;
  transform: scaleY(0.14);
  transform-origin: bottom center;
  will-change: transform;
  opacity: 0.85;
}
.tv-voice-bar.is-hot {
  background: #f4f4f5;
  opacity: 1;
}
.tv-voice-timer {
  flex-shrink: 0;
  min-width: 2.4rem;
  margin-bottom: 0.35rem;
  color: #d4d4d8;
  font-size: 0.85rem;
  font-variant-numeric: tabular-nums;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-align: right;
}
.tv-voice-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}
.tv-voice-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border: none;
  border-radius: 10px;
  font-size: 1rem;
  line-height: 1;
  cursor: pointer;
  transition: transform 0.12s ease, opacity 0.12s ease;
}
.tv-voice-btn:hover {
  transform: scale(1.05);
}
.tv-voice-btn:active {
  transform: scale(0.96);
}
.tv-voice-btn-cancel {
  background: #3a3a40;
  color: #f3f4f6;
}
.tv-voice-btn-confirm {
  background: #2563eb;
  color: #ffffff;
}
.tv-voice-compose-hidden {
  display: none !important;
}
html[data-theme="timivra-dark"] .tv-voice-panel,
html.dark .tv-voice-panel,
body.dark .tv-voice-panel {
  background: #2a2a2e;
  border-color: rgba(255, 255, 255, 0.1);
}