/* Hill Top Model School, Minna — Reunion Hub Styles */
/* Built with Modern Web Guidance best practices */

:root {
  /* Hill Top Model School — Signature Light Blue & Crisp White Palette */
  --bg-canvas-light: #f0f8ff;
  --bg-canvas-dark: #091526;

  --bg-surface-light: #ffffff;
  --bg-surface-dark: #10223d;

  --bg-elevated-light: #e0f2fe;
  --bg-elevated-dark: #173054;

  --text-primary-light: #0c2340;
  --text-primary-dark: #f0f9ff;

  --text-secondary-light: #3b5b7c;
  --text-secondary-dark: #93c5fd;

  --brand-primary-light: #0284c7;
  --brand-primary-dark: #38bdf8;

  --brand-accent-light: #0369a1;
  --brand-accent-dark: #7dd3fc;

  --brand-secondary: #0ea5e9;

  --border-subtle-light: #bae6fd;
  --border-subtle-dark: #1e3f6d;

  --chat-bubble-light: #e0f2fe;
  --chat-bubble-dark: #153763;

  --scrollbar-track-light: #e6f4ff;
  --scrollbar-track-dark: #0c1b30;
  --scrollbar-thumb-light: #7dd3fc;
  --scrollbar-thumb-dark: #28518a;

  /* Default fallback assignments for older browsers without light-dark() */
  --bg-canvas: var(--bg-canvas-light);
  --bg-surface: var(--bg-surface-light);
  --bg-elevated: var(--bg-elevated-light);
  --text-primary: var(--text-primary-light);
  --text-secondary: var(--text-secondary-light);
  --brand-primary: var(--brand-primary-light);
  --brand-accent: var(--brand-accent-light);
  --border-subtle: var(--border-subtle-light);
  --chat-bubble: var(--chat-bubble-light);
  --scrollbar-track: var(--scrollbar-track-light);
  --scrollbar-thumb: var(--scrollbar-thumb-light);

  /* MANDATORY: Fallback for browsers without light-dark support */
  @media (prefers-color-scheme: dark) {
    --bg-canvas: var(--bg-canvas-dark);
    --bg-surface: var(--bg-surface-dark);
    --bg-elevated: var(--bg-elevated-dark);
    --text-primary: var(--text-primary-dark);
    --text-secondary: var(--text-secondary-dark);
    --brand-primary: var(--brand-primary-dark);
    --brand-accent: var(--brand-accent-dark);
    --border-subtle: var(--border-subtle-dark);
    --chat-bubble: var(--chat-bubble-dark);
    --scrollbar-track: var(--scrollbar-track-dark);
    --scrollbar-thumb: var(--scrollbar-thumb-dark);
  }

  /* Modern light-dark() dynamic tokens */
  @supports (color: light-dark(white, black)) {
    --bg-canvas: light-dark(var(--bg-canvas-light), var(--bg-canvas-dark));
    --bg-surface: light-dark(var(--bg-surface-light), var(--bg-surface-dark));
    --bg-elevated: light-dark(var(--bg-elevated-light), var(--bg-elevated-dark));
    --text-primary: light-dark(var(--text-primary-light), var(--text-primary-dark));
    --text-secondary: light-dark(var(--text-secondary-light), var(--text-secondary-dark));
    --brand-primary: light-dark(var(--brand-primary-light), var(--brand-primary-dark));
    --brand-accent: light-dark(var(--brand-accent-light), var(--brand-accent-dark));
    --border-subtle: light-dark(var(--border-subtle-light), var(--border-subtle-dark));
    --chat-bubble: light-dark(var(--chat-bubble-light), var(--chat-bubble-dark));
    --scrollbar-track: light-dark(var(--scrollbar-track-light), var(--scrollbar-track-dark));
    --scrollbar-thumb: light-dark(var(--scrollbar-thumb-light), var(--scrollbar-thumb-dark));
  }

  /* MANDATORY: Apply color-scheme to :root for viewport-wide theming */
  color-scheme: light dark;
  accent-color: var(--brand-primary);
  scrollbar-color: var(--scrollbar-thumb) var(--scrollbar-track);
  scrollbar-width: thin;
}

/* Explicit theme override classes for the 2-state comfort toggle */
html.theme-light {
  color-scheme: light;
}
html.theme-dark {
  color-scheme: dark;
}

/* Legacy scrollbar fallback for older WebKit browsers */
@supports not (scrollbar-color: auto) {
  ::-webkit-scrollbar {
    width: 10px;
    height: 10px;
  }
  ::-webkit-scrollbar-thumb {
    background: var(--scrollbar-thumb);
    border-radius: 5px;
  }
  ::-webkit-scrollbar-track {
    background: var(--scrollbar-track);
  }
}

*, *::before, *::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--bg-canvas);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Top Sticky Navigation */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in srgb, var(--bg-surface) 88%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 0.75rem 1.25rem;
}

.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: inherit;
}

.school-crest {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, #38bdf8, #0284c7);
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 1.35rem;
  font-weight: 800;
  box-shadow: 0 4px 12px rgba(2, 132, 199, 0.25);
}

.brand-title {
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
  display: block;
}

.brand-subtitle {
  font-size: 0.78rem;
  color: var(--text-secondary);
  display: block;
}

.nav-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  align-items: center;
}

.nav-tab {
  appearance: none;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.88rem;
  padding: 0.45rem 0.85rem;
  border-radius: 10px;
  cursor: pointer;
  transition: background-color 0.2s, color 0.2s, transform 0.15s;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.nav-tab:hover {
  background: var(--bg-elevated);
  color: var(--text-primary);
}

.nav-tab[aria-selected="true"] {
  background: var(--brand-primary);
  color: #fff;
  box-shadow: 0 2px 8px rgba(2, 132, 199, 0.28);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-icon {
  appearance: none;
  border: 1px solid var(--border-subtle);
  background: var(--bg-surface);
  color: var(--text-primary);
  padding: 0.48rem 0.85rem;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: background-color 0.2s, border-color 0.2s;
}

.btn-icon:hover {
  background: var(--bg-elevated);
  border-color: var(--brand-primary);
}

/* Hero Banner */
.hero-banner {
  max-width: 1280px;
  margin: 1.5rem auto 1rem;
  padding: 0 1.25rem;
}

.hero-card {
  background: linear-gradient(135deg, #0284c7 0%, #0ea5e9 52%, #0369a1 100%);
  color: #ffffff;
  border-radius: 24px;
  padding: 2.25rem 2rem;
  position: relative;
  overflow: hidden;
  border: 2px solid #bae6fd;
  box-shadow: 0 16px 40px rgba(2, 132, 199, 0.22);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 2rem;
  align-items: center;
}

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background: rgba(255, 255, 255, 0.22);
  border: 1px solid rgba(255, 255, 255, 0.45);
  backdrop-filter: blur(6px);
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #ffffff;
  margin-bottom: 0.85rem;
}

.hero-title {
  font-size: clamp(1.75rem, 3.2vw, 2.65rem);
  font-weight: 900;
  line-height: 1.15;
  margin: 0 0 0.75rem;
  letter-spacing: -0.02em;
}

.hero-quote-box {
  background: rgba(255, 255, 255, 0.16);
  backdrop-filter: blur(8px);
  border-left: 4px solid #ffffff;
  padding: 1rem 1.2rem;
  border-radius: 0 14px 14px 0;
  margin: 1rem 0 1.25rem;
}

.hero-quote-hausa {
  font-weight: 800;
  color: #ffffff;
  font-size: 1.05rem;
  margin-bottom: 0.25rem;
}

.hero-quote-text {
  font-style: italic;
  font-size: 0.94rem;
  opacity: 0.96;
  margin: 0 0 0.4rem;
}

.hero-quote-author {
  font-size: 0.8rem;
  color: #e0f2fe;
  font-weight: 700;
}

.hero-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.2rem;
}

.btn-primary {
  appearance: none;
  border: none;
  background: linear-gradient(135deg, #0284c7, #0ea5e9);
  color: #ffffff;
  font-weight: 800;
  font-size: 0.92rem;
  padding: 0.7rem 1.25rem;
  border-radius: 12px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: 0 4px 14px rgba(2, 132, 199, 0.28);
  transition: transform 0.15s, background-color 0.2s, box-shadow 0.2s;
}

.btn-primary:hover {
  background: linear-gradient(135deg, #0369a1, #0284c7);
  transform: translateY(-1px);
}

.hero-card .btn-primary,
.roast-generator-banner .btn-primary {
  background: #ffffff;
  color: #0369a1;
  box-shadow: 0 6px 18px rgba(3, 105, 161, 0.25);
}

.hero-card .btn-primary:hover,
.roast-generator-banner .btn-primary:hover {
  background: #f0f9ff;
  color: #0284c7;
}

.btn-secondary {
  appearance: none;
  border: 1px solid rgba(255, 255, 255, 0.3);
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  font-weight: 700;
  font-size: 0.92rem;
  padding: 0.7rem 1.25rem;
  border-radius: 12px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: background-color 0.2s;
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.2);
}

.stats-bento {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.85rem;
}

.stat-tile {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  padding: 1rem 1.1rem;
  border-radius: 16px;
}

.stat-value {
  font-size: 1.55rem;
  font-weight: 900;
  color: #fde68a;
  line-height: 1.1;
}

.stat-label {
  font-size: 0.8rem;
  opacity: 0.88;
  margin-top: 0.25rem;
}

/* Main Content Container */
.main-container {
  max-width: 1280px;
  margin: 0 auto 4rem;
  padding: 0 1.25rem;
}

.section-header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
  margin: 2rem 0 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--border-subtle);
}

.section-title {
  font-size: 1.6rem;
  font-weight: 800;
  margin: 0;
  width: fit-content;
}

.section-title:focus {
  outline: none;
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin: 0.25rem 0 0;
}

/* Filter & Search Bar */
.controls-bar {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: 1rem 1.2rem;
  margin-bottom: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
}

.search-box {
  flex: 1 1 280px;
  position: relative;
}

.search-input {
  width: 100%;
  padding: 0.65rem 1rem 0.65rem 2.5rem;
  border-radius: 12px;
  border: 1px solid var(--border-subtle);
  background: var(--bg-canvas);
  color: var(--text-primary);
  font-size: 0.95rem;
}

.search-icon {
  position: absolute;
  left: 0.85rem;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
  opacity: 0.6;
}

.filter-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.filter-pill {
  appearance: none;
  border: 1px solid var(--border-subtle);
  background: var(--bg-canvas);
  color: var(--text-secondary);
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
}

.filter-pill:hover {
  border-color: var(--brand-primary);
  color: var(--text-primary);
}

.filter-pill.active {
  background: var(--brand-primary);
  color: #fff;
  border-color: var(--brand-primary);
}

/* Classmates Yearbook Grid */
.yearbook-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 1.25rem;
}

.classmate-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 20px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
  cursor: pointer;
}

.classmate-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 28px rgba(0, 0, 0, 0.1);
  border-color: var(--brand-primary);
}

.card-photo-wrap {
  position: relative;
  height: 260px;
  background: var(--bg-elevated);
  overflow: hidden;
}

.card-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  transition: transform 0.35s ease;
}

.classmate-card:hover .card-photo {
  transform: scale(1.04);
}

.card-badge {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  background: rgba(12, 35, 64, 0.84);
  backdrop-filter: blur(6px);
  color: #e0f2fe;
  border: 1px solid rgba(186, 230, 253, 0.35);
  padding: 0.28rem 0.7rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
}

.card-class-tag {
  position: absolute;
  bottom: 0.75rem;
  right: 0.75rem;
  background: var(--brand-primary);
  color: #fff;
  padding: 0.22rem 0.65rem;
  border-radius: 8px;
  font-size: 0.75rem;
  font-weight: 700;
}

.card-body {
  padding: 1.15rem 1.25rem 1.3rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card-name {
  font-size: 1.15rem;
  font-weight: 800;
  margin: 0 0 0.2rem;
}

.card-nickname {
  font-size: 0.84rem;
  color: var(--brand-accent);
  font-weight: 700;
  margin-bottom: 0.65rem;
}

.card-meta {
  font-size: 0.83rem;
  color: var(--text-secondary);
  display: grid;
  gap: 0.25rem;
  margin-bottom: 0.85rem;
}

.card-quote-preview {
  margin-top: auto;
  background: var(--bg-elevated);
  padding: 0.65rem 0.85rem;
  border-radius: 12px;
  font-size: 0.8rem;
  font-style: italic;
  color: var(--text-primary);
  border-left: 3px solid var(--brand-primary);
}

/* Table Shakers & Roasts Section */
.roast-generator-banner {
  background: linear-gradient(135deg, #0284c7, #0369a1);
  color: #fff;
  padding: 1.65rem 1.85rem;
  border-radius: 20px;
  margin-bottom: 1.75rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  border: 1px solid #bae6fd;
  box-shadow: 0 12px 28px rgba(2, 132, 199, 0.22);
}

.random-roast-output {
  flex: 1 1 420px;
  background: rgba(255, 255, 255, 0.16);
  backdrop-filter: blur(8px);
  padding: 1rem 1.25rem;
  border-radius: 14px;
  border-left: 4px solid #ffffff;
}

.roasts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 1.35rem;
}

@media (max-width: 500px) {
  .roasts-grid {
    grid-template-columns: 1fr;
  }
}

.roast-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 20px;
  padding: 1.35rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.roast-tag {
  display: inline-block;
  width: fit-content;
  background: var(--bg-elevated);
  color: var(--brand-accent);
  font-size: 0.75rem;
  font-weight: 800;
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
  text-transform: uppercase;
}

.chat-thread {
  background: var(--bg-elevated);
  border-radius: 14px;
  padding: 0.9rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.chat-bubble {
  background: var(--chat-bubble);
  padding: 0.6rem 0.85rem;
  border-radius: 12px 12px 12px 2px;
  font-size: 0.85rem;
  position: relative;
}

.chat-sender {
  font-weight: 800;
  font-size: 0.76rem;
  color: var(--brand-primary);
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.2rem;
}

.chat-time {
  font-weight: 500;
  opacity: 0.7;
}

/* Crush Confessions */
.crush-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
  gap: 1.5rem;
}

@media (max-width: 500px) {
  .crush-grid {
    grid-template-columns: 1fr;
  }
}

.crush-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 20px;
  padding: 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.crush-photos {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.crush-photo-item {
  position: relative;
  height: 180px;
  border-radius: 14px;
  overflow: hidden;
  background: var(--bg-elevated);
}

.crush-photo-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
}

.crush-photo-label {
  position: absolute;
  bottom: 0.45rem;
  left: 0.45rem;
  right: 0.45rem;
  background: rgba(0, 0, 0, 0.75);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.25rem 0.5rem;
  border-radius: 6px;
  text-align: center;
}

.crush-verdict-box {
  background: var(--bg-elevated);
  border-left: 4px solid #ec4899;
  padding: 0.85rem 1rem;
  border-radius: 0 12px 12px 0;
  font-size: 0.88rem;
}

/* Throwback Vault Grid */
.throwback-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.35rem;
}

.throwback-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 20px;
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
  display: flex;
  flex-direction: column;
}

.throwback-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.12);
}

.throwback-img-wrap {
  height: 230px;
  background: #000;
  position: relative;
  overflow: hidden;
}

.throwback-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s;
}

.throwback-card:hover .throwback-img-wrap img {
  transform: scale(1.05);
}

.spotted-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: 0.65rem;
}

.spotted-pill {
  background: var(--bg-elevated);
  color: var(--text-primary);
  font-size: 0.74rem;
  font-weight: 600;
  padding: 0.2rem 0.55rem;
  border-radius: 6px;
}

/* Trivia Quiz Section */
.quiz-container {
  max-width: 760px;
  margin: 0 auto;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 24px;
  padding: 2rem;
}

.quiz-option {
  width: 100%;
  text-align: left;
  padding: 0.9rem 1.15rem;
  margin-bottom: 0.65rem;
  border-radius: 14px;
  border: 2px solid var(--border-subtle);
  background: var(--bg-canvas);
  color: var(--text-primary);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: border-color 0.15s, background-color 0.15s;
}

.quiz-option:hover:not(:disabled) {
  border-color: var(--brand-primary);
  background: var(--bg-elevated);
}

.quiz-option.correct {
  border-color: #10b981;
  background: rgba(16, 185, 129, 0.15);
}

.quiz-option.wrong {
  border-color: #ef4444;
  background: rgba(239, 68, 68, 0.15);
}

/* In Memoriam & Anthems */
.songs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}

.song-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 18px;
  padding: 1.35rem;
}

.memoriam-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1rem;
}

.memoriam-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-top: 4px solid var(--brand-accent);
  border-radius: 16px;
  padding: 1.2rem;
}

/* Top-Layer Modal <dialog> with Modern Web Guidance Entry/Exit Animations */
dialog[open] {
  opacity: 1;
  transform: scale(1);

  @starting-style {
    opacity: 0;
    transform: scale(0.92);
  }
}

dialog {
  opacity: 0;
  transform: scale(0.92);
  border: 1px solid var(--border-subtle);
  background: var(--bg-surface);
  color: var(--text-primary);
  border-radius: 24px;
  padding: 0;
  max-width: 720px;
  width: calc(100% - 2rem);
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);

  /* MANDATORY: transition display and overlay for top-layer elements */
  transition-property: opacity, transform, display, overlay;
  transition-duration: 0.28s;
  transition-timing-function: ease-out;
  transition-behavior: allow-discrete;
}

dialog::backdrop {
  background-color: rgba(0, 0, 0, 0);
  backdrop-filter: blur(0px);
  transition:
    display 0.28s allow-discrete,
    overlay 0.28s allow-discrete,
    background-color 0.28s ease-out,
    backdrop-filter 0.28s ease-out;
}

dialog[open]::backdrop {
  background-color: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);

  @starting-style {
    background-color: rgba(0, 0, 0, 0);
    backdrop-filter: blur(0px);
  }
}

.dialog-inner {
  padding: 1.75rem;
}

.dialog-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.dialog-close-btn {
  appearance: none;
  border: 1px solid var(--border-subtle);
  background: var(--bg-elevated);
  color: var(--text-primary);
  width: 38px;
  height: 38px;
  border-radius: 50%;
  font-size: 1.1rem;
  font-weight: 700;
  cursor: pointer;
  display: grid;
  place-items: center;
}

.dialog-profile-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 1.5rem;
}

@media (max-width: 640px) {
  .dialog-profile-layout {
    grid-template-columns: 1fr;
  }
}

.dialog-main-photo {
  width: 100%;
  border-radius: 16px;
  object-fit: cover;
  max-height: 320px;
  border: 2px solid var(--border-subtle);
}

/* Reduced motion accessibility compliance */
@media (prefers-reduced-motion: reduce) {
  dialog {
    transform: none;
    transition-duration: 0.1s;
  }

  @starting-style {
    dialog[open] {
      transform: none;
    }
  }

  ::view-transition-group(*),
  ::view-transition-old(*),
  ::view-transition-new(*) {
    animation: none !important;
  }
}

.hidden {
  display: none !important;
}

.site-footer {
  text-align: center;
  padding: 2.5rem 1.25rem;
  border-top: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: 0.88rem;
}

/* ==========================================================================
   GAMIFICATION HUD BAR
   ========================================================================== */
.gamification-hud {
  background: var(--bg-elevated);
  border-top: 1px solid var(--border-subtle);
  padding: 0.45rem 1.25rem;
}

.hud-inner {
  max-width: 1320px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.hud-rank-block {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  flex: 1;
  min-width: 260px;
  max-width: 480px;
}

.hud-rank-icon {
  font-size: 1.5rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  width: 38px;
  height: 38px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.hud-rank-details {
  flex: 1;
}

.hud-rank-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.25rem;
}

.hud-rank-title {
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--text-primary);
}

.hud-xp-pill {
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--brand-accent);
  background: var(--bg-surface);
  padding: 0.1rem 0.5rem;
  border-radius: 999px;
  border: 1px solid var(--border-subtle);
}

.hud-progress-track {
  height: 7px;
  background: var(--bg-surface);
  border-radius: 999px;
  overflow: hidden;
  border: 1px solid var(--border-subtle);
}

.hud-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--brand-primary), var(--brand-secondary));
  border-radius: 999px;
  transition: width 0.35s ease;
}

.hud-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.hud-btn {
  appearance: none;
  border: 1px solid var(--border-subtle);
  background: var(--bg-surface);
  color: var(--text-primary);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 0.38rem 0.75rem;
  border-radius: 999px;
  cursor: pointer;
  transition: transform 0.15s, border-color 0.15s;
}

.hud-btn:hover {
  transform: translateY(-1px);
  border-color: var(--brand-primary);
}

.hud-btn-whatsapp {
  background: rgba(2, 132, 199, 0.12);
  border-color: rgba(2, 132, 199, 0.38);
}

.hud-btn-ai {
  background: rgba(14, 165, 233, 0.14);
  border-color: rgba(14, 165, 233, 0.42);
}

/* ==========================================================================
   PERSISTENT TOAST NOTIFICATION POPOVER (modern-web-guidance)
   ========================================================================== */
.toast-popover {
  position: fixed;
  inset: auto 1.25rem 1.25rem auto;
  margin: 0;
  border: 1px solid var(--brand-secondary);
  background: var(--bg-surface);
  color: var(--text-primary);
  padding: 0.85rem 1.15rem;
  border-radius: 16px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.32);
  max-width: 360px;
  z-index: 9999;

  opacity: 0;
  transform: translateY(1rem);
  transition:
    opacity 0.25s ease-out,
    transform 0.25s ease-out,
    display 0.25s allow-discrete,
    overlay 0.25s allow-discrete;
}

.toast-popover:is(:popover-open, .\:popover-open) {
  opacity: 1;
  transform: translateY(0);

  @starting-style {
    opacity: 0;
    transform: translateY(1rem);
  }
}

/* ==========================================================================
   SOCIAL PROFILES & VERIFIED HANDLES
   ========================================================================== */
.social-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: 0.35rem;
}

.social-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  background: var(--bg-elevated);
  color: var(--text-primary);
  text-decoration: none;
  border: 1px solid var(--border-subtle);
  transition: border-color 0.15s, transform 0.15s;
}

.social-chip:hover {
  border-color: var(--brand-primary);
  transform: translateY(-1px);
}

.social-chip.verified {
  border-color: rgba(2, 132, 199, 0.5);
  background: rgba(2, 132, 199, 0.1);
}

/* ==========================================================================
   AI FACE MATCHER & GEMINI STUDIO
   ========================================================================== */
.ai-studio-header {
  background: linear-gradient(135deg, rgba(2, 132, 199, 0.12), rgba(56, 189, 248, 0.18));
  border: 1px solid var(--border-subtle);
  border-radius: 22px;
  padding: 1.5rem;
  margin-bottom: 1.75rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.ai-pairs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(390px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2.25rem;
}

@media (max-width: 520px) {
  .ai-pairs-grid {
    grid-template-columns: 1fr;
  }
}

.ai-pair-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 22px;
  padding: 1.35rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.05);
}

.ai-photos-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.ai-photo-box {
  position: relative;
  height: 195px;
  border-radius: 14px;
  overflow: hidden;
  background: #111;
  border: 1px solid var(--border-subtle);
}

.ai-photo-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
}

.ai-photo-tag {
  position: absolute;
  bottom: 0.45rem;
  left: 0.45rem;
  right: 0.45rem;
  background: rgba(0, 0, 0, 0.78);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.22rem 0.5rem;
  border-radius: 6px;
  text-align: center;
}

.ai-score-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-elevated);
  padding: 0.65rem 0.95rem;
  border-radius: 12px;
  border: 1px solid var(--border-subtle);
}

.ai-score-number {
  font-size: 1.35rem;
  font-weight: 900;
  color: var(--brand-primary);
}

.ai-feature-list {
  margin: 0;
  padding-left: 1.15rem;
  font-size: 0.84rem;
  color: var(--text-secondary);
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.ai-verdict-box {
  background: var(--bg-elevated);
  border-left: 4px solid var(--brand-secondary);
  padding: 0.75rem 0.95rem;
  border-radius: 0 12px 12px 0;
  font-size: 0.85rem;
}

.ai-lab-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

@media (max-width: 860px) {
  .ai-lab-grid {
    grid-template-columns: 1fr;
  }
}

.ai-lab-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 22px;
  padding: 1.5rem;
}

/* ==========================================================================
   HILL TOP ARCADE (4 MINI-GAMES)
   ========================================================================== */
.arcade-mode-tabs {
  display: flex;
  gap: 0.65rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.arcade-tab-btn {
  appearance: none;
  border: 2px solid var(--border-subtle);
  background: var(--bg-surface);
  color: var(--text-primary);
  font-size: 0.9rem;
  font-weight: 800;
  padding: 0.65rem 1.15rem;
  border-radius: 14px;
  cursor: pointer;
  transition: all 0.15s;
}

.arcade-tab-btn.active {
  background: var(--brand-primary);
  color: #fff;
  border-color: var(--brand-primary);
}

.arcade-stage {
  max-width: 820px;
  margin: 0 auto;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 24px;
  padding: 1.75rem;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.06);
}

.arcade-scoreboard {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  padding-bottom: 1rem;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-subtle);
}

.desk-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.85rem;
  margin: 1.25rem 0;
}

.school-desk {
  height: 115px;
  background: var(--bg-elevated);
  border: 2px solid var(--border-subtle);
  border-radius: 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  user-select: none;
  transition: transform 0.1s, border-color 0.15s, background-color 0.15s;
  padding: 0.5rem;
  text-align: center;
}

.school-desk:active {
  transform: scale(0.95);
}

.school-desk.active-noisemaker {
  border-color: var(--brand-primary);
  background: rgba(2, 132, 199, 0.14);
}

.school-desk.active-bambara {
  border-color: var(--brand-secondary);
  background: rgba(56, 189, 248, 0.18);
}

.school-desk.active-bribe {
  border-color: #ef4444;
  background: rgba(239, 68, 68, 0.15);
}

/* --- MODERN COMPACT SCHOOL LOGO & SINGLE-BAR HEADER --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--bg-surface) 94%, transparent);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 0.55rem 1.25rem;
  box-shadow: 0 4px 20px rgba(2, 132, 199, 0.06);
}

.header-inner {
  max-width: 1320px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  color: inherit;
  flex-shrink: 0;
}

.school-logo-img {
  width: 36px !important;
  height: 36px !important;
  max-width: 36px !important;
  max-height: 36px !important;
  object-fit: contain;
  border-radius: 8px;
  background: #ffffff;
  padding: 2px;
  border: 1px solid var(--border-subtle);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
  flex-shrink: 0;
  display: block;
}

.brand-title {
  font-weight: 800;
  font-size: 0.98rem;
  letter-spacing: -0.02em;
  line-height: 1.15;
  display: block;
}

.brand-subtitle {
  font-size: 0.72rem;
  color: var(--text-secondary);
  line-height: 1.15;
  display: block;
}

.nav-tabs {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: var(--bg-elevated);
  padding: 0.3rem 0.4rem;
  border-radius: 14px;
  border: 1px solid var(--border-subtle);
  overflow-x: auto;
  max-width: 100%;
  scrollbar-width: none; /* Hide scrollbar for clean app-bar look */
  -webkit-overflow-scrolling: touch;
}

.nav-tabs::-webkit-scrollbar {
  display: none;
}

.nav-tab {
  appearance: none;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-secondary);
  font-weight: 700;
  font-size: 0.82rem;
  padding: 0.44rem 0.85rem;
  border-radius: 10px;
  cursor: pointer;
  white-space: nowrap;
  flex-shrink: 0;
  transition: background-color 0.18s, color 0.18s, border-color 0.18s, box-shadow 0.18s;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.nav-tab:hover {
  color: var(--text-primary);
  background: color-mix(in srgb, var(--bg-surface) 75%, transparent);
}

.nav-tab[aria-selected="true"] {
  background: var(--brand-primary);
  color: #ffffff;
  border-color: var(--brand-primary);
  box-shadow: 0 2px 8px rgba(2, 132, 199, 0.28);
}

.header-actions {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  flex-shrink: 0;
}

.action-pill {
  appearance: none;
  border: 1px solid var(--border-subtle);
  background: var(--bg-surface);
  color: var(--text-primary);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 0.38rem 0.72rem;
  border-radius: 999px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  white-space: nowrap;
  transition: all 0.15s ease;
}

.action-pill:hover {
  border-color: var(--brand-primary);
  background: var(--bg-elevated);
}

.action-pill-primary {
  background: linear-gradient(135deg, #0284c7, #0ea5e9);
  color: #ffffff;
  border-color: transparent;
  box-shadow: 0 2px 8px rgba(2, 132, 199, 0.25);
}

.action-pill-primary:hover {
  background: linear-gradient(135deg, #0369a1, #0284c7);
  color: #ffffff;
  border-color: transparent;
}

.action-pill-primary.is-verified {
  background: linear-gradient(135deg, #0284c7, #0369a1);
}

.action-pill-xp {
  background: var(--bg-elevated);
}

.xp-pill-divider {
  opacity: 0.45;
}

.btn-icon-only {
  appearance: none;
  border: 1px solid var(--border-subtle);
  background: var(--bg-surface);
  color: var(--text-primary);
  width: 34px;
  height: 34px;
  border-radius: 999px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.92rem;
  position: relative;
  transition: all 0.15s ease;
}

.btn-icon-only:hover {
  border-color: var(--brand-primary);
  background: var(--bg-elevated);
  transform: translateY(-1px);
}

.status-dot {
  position: absolute;
  top: 4px;
  right: 4px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #94a3b8;
}

.status-dot.online {
  background: #0ea5e9;
  box-shadow: 0 0 6px #38bdf8;
}

/* --- MODERN COMPACT HERO BANNER & QUICK CARDS --- */
.hero-card-compact {
  padding: 1.65rem 1.85rem;
  border-radius: 22px;
}

.hero-brand-row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-bottom: 0.55rem;
}

.hero-subtitle-lead {
  font-size: 0.96rem;
  opacity: 0.95;
  margin: 0 0 0.85rem;
  max-width: 62ch;
}

.hero-quote-box-compact {
  padding: 0.75rem 1rem;
  margin: 0.75rem 0 1rem;
}

.hero-quick-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.65rem;
}

.quick-stat-card {
  appearance: none;
  border: 1px solid rgba(255, 255, 255, 0.35);
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  color: #ffffff;
  border-radius: 16px;
  padding: 0.85rem 0.95rem;
  text-align: left;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  transition: transform 0.15s ease, background-color 0.15s ease, border-color 0.15s ease;
}

.quick-stat-card:hover {
  background: rgba(255, 255, 255, 0.26);
  border-color: #ffffff;
  transform: translateY(-2px);
}

.quick-stat-icon {
  font-size: 1.55rem;
  line-height: 1;
  flex-shrink: 0;
}

.quick-stat-num {
  font-size: 0.9rem;
  font-weight: 800;
  color: #ffffff;
  line-height: 1.2;
}

.quick-stat-desc {
  font-size: 0.74rem;
  color: #e0f2fe;
  margin-top: 0.15rem;
}

/* --- SEGMENTED SUB-NAVIGATION (STORIES / CRUSHES / WALL) --- */
.sub-nav-segmented {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  background: var(--bg-elevated);
  padding: 0.35rem;
  border-radius: 14px;
  border: 1px solid var(--border-subtle);
  margin-bottom: 1.5rem;
}

.sub-nav-btn {
  appearance: none;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.86rem;
  font-weight: 800;
  padding: 0.55rem 1rem;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.15s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.sub-nav-btn:hover {
  color: var(--text-primary);
}

.sub-nav-btn.active {
  background: var(--bg-surface);
  color: var(--brand-primary);
  box-shadow: 0 2px 8px rgba(2, 132, 199, 0.12);
}

/* --- OTP STEPPER BOX --- */
.otp-flow-diagram {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
  margin: 0.75rem 0 1rem;
}

.otp-flow-step {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  padding: 0.55rem 0.65rem;
  font-size: 0.75rem;
  line-height: 1.35;
}

.otp-flow-step strong {
  display: block;
  color: var(--brand-primary);
  font-size: 0.78rem;
  margin-bottom: 0.15rem;
}

.otp-code-banner {
  background: rgba(2, 132, 199, 0.1);
  border: 1.5px dashed var(--brand-primary);
  border-radius: 12px;
  padding: 0.85rem 1rem;
  margin-top: 0.75rem;
  text-align: center;
}

.otp-digits-display {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 1.65rem;
  font-weight: 900;
  letter-spacing: 0.25em;
  color: var(--brand-primary);
  margin: 0.25rem 0;
}

/* --- SMS VERIFICATION & SQLITE UI --- */
.verified-sms-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  background: rgba(2, 132, 199, 0.12);
  color: var(--brand-primary);
  border: 1px solid rgba(2, 132, 199, 0.38);
  font-size: 0.72rem;
  font-weight: 800;
  padding: 0.18rem 0.55rem;
  border-radius: 999px;
  margin-left: 0.35rem;
  vertical-align: middle;
}

/* --- 100+ CLASSMATES ROLL CALL & SELF-INTRODUCTION BANNER --- */
.rollcall-census-banner {
  background: linear-gradient(135deg, #ffffff 0%, #f0f9ff 65%, #e0f2fe 100%);
  border: 1.5px solid var(--border-subtle);
  border-radius: 20px;
  padding: 1.25rem 1.4rem;
  margin-bottom: 1.35rem;
  box-shadow: 0 6px 20px rgba(2, 132, 199, 0.07);
}

html.theme-dark .rollcall-census-banner {
  background: linear-gradient(135deg, #10223d 0%, #153059 100%);
}

.census-tier-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0.75rem;
  margin-top: 0.9rem;
}

.census-tier-card {
  appearance: none;
  text-align: left;
  background: var(--bg-surface);
  border: 1.5px solid var(--border-subtle);
  border-radius: 14px;
  padding: 0.75rem 0.9rem;
  cursor: pointer;
  transition: all 0.15s ease;
  color: var(--text-primary);
}

.census-tier-card:hover,
.census-tier-card.active {
  border-color: var(--brand-primary);
  box-shadow: 0 4px 14px rgba(2, 132, 199, 0.15);
  transform: translateY(-1px);
}

.census-tier-card.active {
  background: var(--bg-elevated);
}

.rollcall-compact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 0.85rem;
  margin-top: 1rem;
}

.rollcall-member-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: 0.95rem 1.05rem;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  transition: border-color 0.15s, transform 0.15s;
}

.rollcall-member-card:hover {
  border-color: var(--brand-primary);
  transform: translateY(-2px);
}

.rollcall-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  width: fit-content;
  font-size: 0.7rem;
  font-weight: 800;
  padding: 0.18rem 0.55rem;
  border-radius: 999px;
}

.rollcall-status-pill.status-active-unintroduced {
  background: rgba(2, 132, 199, 0.12);
  color: var(--brand-primary);
  border: 1px solid rgba(2, 132, 199, 0.3);
}

.rollcall-status-pill.status-added-silent {
  background: rgba(100, 116, 139, 0.14);
  color: var(--text-secondary);
  border: 1px solid rgba(100, 116, 139, 0.3);
}

.rollcall-status-pill.status-not-in-group {
  background: rgba(245, 158, 11, 0.14);
  color: #b45309;
  border: 1px solid rgba(245, 158, 11, 0.35);
}

html.theme-dark .rollcall-status-pill.status-not-in-group {
  color: #fcd34d;
}

/* --- 3-ERA TIME MACHINE (1999 -> 2013 -> 2026) --- */
.three-era-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 1.35rem;
  margin-bottom: 2rem;
}

.three-era-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 20px;
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.05);
}

.three-era-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.55rem;
}

.era-slot {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  background: #000;
  aspect-ratio: 4 / 5;
}

.era-slot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.era-slot-badge {
  position: absolute;
  bottom: 6px;
  left: 6px;
  right: 6px;
  background: rgba(15, 23, 42, 0.86);
  color: #fff;
  font-size: 0.68rem;
  font-weight: 800;
  padding: 0.22rem 0.4rem;
  border-radius: 6px;
  text-align: center;
}

/* --- SQLITE LEADERBOARD & COMMUNITY WALL --- */
.sqlite-wall-section {
  background: var(--bg-surface);
  border: 2px solid var(--border-subtle);
  border-radius: 22px;
  padding: 1.5rem;
  margin-bottom: 2rem;
}

.shaking-post-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.leaderboard-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  border-radius: 12px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
}

/* --- INTUITIVE ONBOARDING GUIDE STRIP & VIRAL ARCADE FEATURES --- */
.onboarding-guide-strip {
  background: var(--bg-surface);
  border: 1.5px solid var(--border-subtle);
  border-radius: 18px;
  padding: 0.9rem 1.15rem;
  margin-bottom: 1.35rem;
  box-shadow: var(--shadow-card);
}

.onboarding-guide-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 0.65rem;
  margin-top: 0.6rem;
}

.guide-step-card {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  padding: 0.65rem 0.8rem;
  border-radius: 12px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  text-align: left;
  cursor: pointer;
  color: var(--text-primary);
  transition: transform 0.16s ease, border-color 0.16s ease;
}

.guide-step-card:hover {
  transform: translateY(-2px);
  border-color: var(--brand-primary);
}

.guide-step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 999px;
  background: var(--brand-primary);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 900;
  flex-shrink: 0;
}

.arcade-feature-split {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 1.1rem;
  margin-bottom: 1.35rem;
}

@media (max-width: 920px) {
  .arcade-feature-split {
    grid-template-columns: 1fr;
  }
}

.mystery-drop-card {
  background: var(--bg-surface);
  border: 1.5px solid var(--border-subtle);
  border-radius: 20px;
  padding: 1.1rem 1.25rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 0.7rem;
  box-shadow: var(--shadow-card);
}

.mystery-progress-bar {
  width: 100%;
  height: 10px;
  background: var(--bg-elevated);
  border-radius: 999px;
  overflow: hidden;
  border: 1px solid var(--border-subtle);
}

.mystery-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, #0284c7, #38bdf8);
  border-radius: 999px;
  transition: width 0.35s ease;
}

.challenge-ghost-banner {
  background: linear-gradient(135deg, rgba(2, 132, 199, 0.14), rgba(56, 189, 248, 0.08));
  border: 2px solid var(--brand-primary);
  border-radius: 16px;
  padding: 0.85rem 1.15rem;
  margin-bottom: 1.15rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.mode-clue-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 0.55rem 0.9rem;
  border-radius: 12px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

/* ==========================================================================
   MOBILE & RESPONSIVE REFINEMENTS
   ========================================================================== */

@media (max-width: 768px) {
  .site-header {
    padding: 0.5rem 0.75rem;
  }

  .header-inner {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: 0.5rem 0.6rem;
  }

  .brand-logo {
    min-width: 0;
  }

  .brand-title {
    font-size: 0.9rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .brand-subtitle {
    font-size: 0.68rem;
    white-space: nowrap;
  }

  .header-actions {
    display: flex;
    align-items: center;
    gap: 0.3rem;
  }

  .action-pill {
    padding: 0.35rem 0.6rem;
    font-size: 0.74rem;
  }

  .btn-icon-only {
    width: 32px;
    height: 32px;
    font-size: 0.85rem;
  }

  /* Full-width horizontally scrollable clean tabs container (no pill/oval edge clip) */
  .nav-tabs {
    grid-column: 1 / -1;
    width: 100%;
    display: flex;
    flex-wrap: nowrap;
    overflow-x: auto;
    overflow-y: hidden;
    gap: 0.35rem;
    padding: 0.3rem 0.25rem;
    margin: 0;
    border-radius: 12px;
    border: 1px solid var(--border-subtle);
    background: var(--bg-elevated);
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }

  .nav-tabs::-webkit-scrollbar {
    display: none;
  }

  .nav-tab {
    flex: 0 0 auto;
    font-size: 0.78rem;
    padding: 0.4rem 0.75rem;
    border-radius: 8px;
    white-space: nowrap;
  }

  /* Hero & Container Spacing on Small Screens */
  .hero-banner,
  .main-container {
    padding: 0 0.85rem;
  }

  .hero-card-compact {
    padding: 1.25rem 1rem;
    border-radius: 18px;
  }

  .hero-title {
    font-size: 1.25rem;
    line-height: 1.25;
  }

  .hero-subtitle-lead {
    font-size: 0.85rem;
  }

  .hero-cta-row {
    flex-direction: column;
    gap: 0.5rem;
  }

  .hero-cta-row .btn-primary,
  .hero-cta-row .btn-secondary {
    width: 100%;
    justify-content: center;
    padding: 0.65rem 1rem;
    font-size: 0.85rem;
  }

  .hero-quick-cards {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

  /* Controls & Search */
  .controls-bar {
    padding: 0.75rem 0.85rem;
    flex-direction: column;
    align-items: stretch;
    gap: 0.75rem;
  }

  .search-box {
    flex: 1 1 100%;
    width: 100%;
  }

  .filter-pills {
    width: 100%;
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: 0.25rem;
    scrollbar-width: none;
  }

  .filter-pills::-webkit-scrollbar {
    display: none;
  }

  .filter-pill {
    flex: 0 0 auto;
    font-size: 0.76rem;
    padding: 0.35rem 0.7rem;
  }

  /* Grids: Prevent horizontal blowout from minmax columns */
  .yearbook-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .card-photo-wrap {
    height: 220px;
  }

  .roasts-grid,
  .crush-grid,
  .ai-pairs-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  /* Dialogs / Modals on Mobile */
  dialog {
    width: calc(100% - 1rem);
    max-width: 100%;
    margin: auto;
    border-radius: 18px;
    max-height: 92vh;
  }

  .dialog-inner {
    padding: 1.15rem;
  }

  .dialog-profile-layout {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .dialog-main-photo {
    max-height: 240px;
  }

  /* Arcade on Mobile */
  .arcade-feature-split {
    grid-template-columns: 1fr;
  }

  .desk-grid {
    gap: 0.5rem;
  }

  .school-desk {
    height: 95px;
    font-size: 0.8rem;
  }
}

@media (max-width: 420px) {
  .brand-subtitle {
    display: none;
  }

  .action-pill-xp {
    display: none; /* Keep header clean on ultra narrow devices */
  }
}