/* ═══════════════════════════════════════════════════
   PRECOGS — Custom Theme
   Full-screen mobile, PWA-ready, safe-area aware
   ═══════════════════════════════════════════════════ */

/* ─── Design Tokens ─────────────────────────────── */
:root {
  --ink: #1a1a2e;
  --ink-soft: #555770;
  --ink-faint: #9295a8;
  --paper: #ffffff;
  --paper-alt: #f8f9fc;
  --accent: #6c5ce7;
  --accent-light: #a29bfe;
  --accent-bg: #f0eeff;
  --accent-glow: rgba(108, 92, 231, 0.08);
  --warm: #e17055;
  --warm-bg: #fdf0ed;
  --teal: #00b894;
  --teal-bg: #e8faf5;
  --gold: #fdcb6e;
  --gold-bg: #fef9ed;
  --border: #e8e9f0;
  --border-strong: #d1d3e0;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow-sm: 0 1px 3px rgba(26,26,46,0.06);
  --shadow-md: 0 4px 16px rgba(26,26,46,0.08);
  --gradient-hero: linear-gradient(135deg, #6c5ce7 0%, #a29bfe 50%, #74b9ff 100%);
  --sans: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Helvetica, Arial, sans-serif;
  --serif: Georgia, "Times New Roman", serif;
  --mono: ui-monospace, "SF Mono", "Cascadia Code", Menlo, Consolas, monospace;
  --content-width: 44rem;
  --status-pending-fg: #b55a00;
  --status-pending-bg: #fff4e5;
  --status-pending-border: #ffa940;
  --status-confirmed-fg: #006d4e;
  --status-confirmed-bg: #e8faf5;
  --status-confirmed-border: #00b894;
  --status-debunked-fg: #b71c1c;
  --status-debunked-bg: #ffebee;
  --status-debunked-border: #e74c3c;
  --status-partial-fg: #5b21b6;
  --status-partial-bg: #f0eeff;
  --status-partial-border: #a29bfe;
  /* Safe area fallbacks */
  --sat: env(safe-area-inset-top, 0px);
  --sar: env(safe-area-inset-right, 0px);
  --sab: env(safe-area-inset-bottom, 0px);
  --sal: env(safe-area-inset-left, 0px);
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #e4e5f1;
    --ink-soft: #a0a3b8;
    --ink-faint: #6b6e82;
    --paper: #13141f;
    --paper-alt: #1a1b2e;
    --accent: #a29bfe;
    --accent-light: #c3bfff;
    --accent-bg: #1e1b3a;
    --accent-glow: rgba(162, 155, 254, 0.1);
    --warm: #fab1a0;
    --warm-bg: #2a1e1b;
    --teal: #55efc4;
    --teal-bg: #152e26;
    --gold: #ffeaa7;
    --gold-bg: #2a2618;
    --border: #2a2b3d;
    --border-strong: #3a3b52;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.2);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.25);
    --status-pending-fg: #ffa940;
    --status-pending-bg: #2a2218;
    --status-pending-border: #ffa940;
    --status-confirmed-fg: #55efc4;
    --status-confirmed-bg: #152e26;
    --status-confirmed-border: #00b894;
    --status-debunked-fg: #fab1a0;
    --status-debunked-bg: #2a1e1b;
    --status-debunked-border: #e74c3c;
    --status-partial-fg: #c3bfff;
    --status-partial-bg: #1e1b3a;
    --status-partial-border: #a29bfe;
  }
}

/* ─── Animations ────────────────────────────────── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes pulseGlow {
  0%, 100% { box-shadow: 0 0 0 0 var(--status-pending-border); }
  50%      { box-shadow: 0 0 8px 2px var(--status-pending-border); }
}

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

@keyframes heroFloat {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-6px); }
}

/* ─── Base & Reset ──────────────────────────────── */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  overflow-x: hidden;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  /* Prevent pull-to-refresh on PWA */
  overscroll-behavior-y: contain;
}

body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  /* Touch optimizations */
  -webkit-tap-highlight-color: transparent;
  /* Use dynamic viewport height for full-screen on mobile */
  min-height: 100dvh;
}

/* ─── Safe Area: Header ─────────────────────────── */
.site-header {
  border-top: 3px solid var(--accent) !important;
  border-bottom-color: var(--border) !important;
  background: var(--paper) !important;
  /* Safe area: extend header into notch/status bar */
  padding-top: var(--sat) !important;
  padding-left: max(0px, var(--sal));
  padding-right: max(0px, var(--sar));
  /* Sticky glass header on mobile */
  position: sticky;
  top: 0;
  z-index: 100;
  transition: background 0.3s, box-shadow 0.3s, backdrop-filter 0.3s;
}

/* Scrolled state: glass effect — toggled by JS adding .is-scrolled */
.site-header.is-scrolled {
  background: color-mix(in srgb, var(--paper) 85%, transparent) !important;
  backdrop-filter: saturate(180%) blur(16px);
  -webkit-backdrop-filter: saturate(180%) blur(16px);
  box-shadow: 0 1px 12px rgba(0,0,0,0.06);
  border-top-color: transparent !important;
}

.site-header > .wrapper {
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site-title,
.site-title:visited {
  color: var(--ink) !important;
  font-weight: 800 !important;
  letter-spacing: -0.02em;
  font-size: 1.25rem !important;
}

/* ─── Inline Navigation (no hamburger) ──────────── */
.site-nav-inline {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-left: auto;
}

.site-nav-inline .page-link {
  color: var(--ink-soft) !important;
  font-size: 0.9rem;
  text-decoration: none;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  transition: color 0.2s;
}

.site-nav-inline .page-link:hover {
  color: var(--accent) !important;
}

@media (hover: none) {
  .site-nav-inline .page-link:active {
    color: var(--accent) !important;
  }
}

/* ─── Page Content ──────────────────────────────── */
.page-content {
  background: var(--paper);
  padding: 0 !important;
}

.page-content > .wrapper {
  max-width: var(--content-width);
  padding-left: max(1.5rem, var(--sal));
  padding-right: max(1.5rem, var(--sar));
}

/* ─── Hero ──────────────────────────────────────── */
.hero {
  background: var(--gradient-hero);
  color: #fff;
  position: relative;
  overflow: hidden;
  margin-left: calc(-50vw + 50%);
  margin-right: calc(-50vw + 50%);
  padding: 4.5rem 1.5rem 4rem;
  /* Safe areas: extend gradient into notch area */
  padding-left: max(1.5rem, var(--sal));
  padding-right: max(1.5rem, var(--sar));
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 25% 75%, rgba(255,255,255,0.12) 0%, transparent 50%),
    radial-gradient(circle at 75% 25%, rgba(255,255,255,0.08) 0%, transparent 50%);
  pointer-events: none;
}

/* Ambient floating orb — subtle depth effect */
.hero::after {
  content: "";
  position: absolute;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 70%);
  top: -40px;
  right: -60px;
  animation: heroFloat 8s ease-in-out infinite;
  pointer-events: none;
}

.hero-inner {
  max-width: var(--content-width);
  margin: 0 auto;
  position: relative;
}

.hero-title {
  font-size: clamp(1.75rem, 5vw, 2.75rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.03em;
  margin: 0 0 1rem;
  animation: fadeInUp 0.6s ease-out both;
}

.hero-subtitle {
  font-size: clamp(1rem, 2.5vw, 1.15rem);
  opacity: 0;
  max-width: 32rem;
  line-height: 1.6;
  margin: 0;
  animation: fadeIn 0.6s ease-out 0.2s forwards;
}

.hero-meta {
  display: flex;
  gap: 1.5rem;
  font-size: 0.875rem;
  opacity: 0.8;
  margin-bottom: 1.25rem;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  margin-top: 0.5rem;
  animation: fadeInUp 0.6s ease-out 0.3s both;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.375rem 0.875rem;
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.15);
  color: #fff;
  border: 1px solid rgba(255,255,255,0.25);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.hero-center {
  text-align: center;
}

.hero-center .hero-subtitle {
  margin: 0 auto;
  font-style: italic;
}

/* ─── Prediction Page ───────────────────────────── */
.prediction {
  max-width: none;
  padding: 0 0 4rem;
  padding-bottom: calc(4rem + var(--sab));
}

.prediction-header {
  margin-bottom: 2rem;
  padding-top: 2rem;
}

.prediction-status {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.375rem 0.875rem;
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: 2rem;
  position: relative;
  /* Pill shape for modern feel */
  white-space: nowrap;
}

/* Status indicator dot — pulsing for pending */
.prediction-status::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}

.status-pending {
  background: var(--status-pending-bg);
  color: var(--status-pending-fg);
  border: 1px solid var(--status-pending-border);
}

.status-pending::before {
  background: var(--status-pending-fg);
  animation: pulseGlow 2.5s ease-in-out infinite;
}

.status-confirmed {
  background: var(--status-confirmed-bg);
  color: var(--status-confirmed-fg);
  border: 1px solid var(--status-confirmed-border);
}

.status-confirmed::before {
  background: var(--status-confirmed-fg);
}

.status-debunked {
  background: var(--status-debunked-bg);
  color: var(--status-debunked-fg);
  border: 1px solid var(--status-debunked-border);
}

.status-debunked::before {
  background: var(--status-debunked-fg);
}

.status-partially {
  background: var(--status-partial-bg);
  color: var(--status-partial-fg);
  border: 1px solid var(--status-partial-border);
}

.status-partially::before {
  background: var(--status-partial-fg);
}

.prediction-categories {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
  margin-bottom: 1.25rem;
}

.category-tag {
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.25rem 0.625rem;
  border: 1px solid var(--border-strong);
  border-radius: 2rem;
  color: var(--ink-soft);
  transition: color 0.2s, border-color 0.2s, background 0.2s;
  /* Touch-friendly */
  min-height: 32px;
  display: inline-flex;
  align-items: center;
}

.category-tag:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-glow);
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--accent);
  text-decoration: none;
  padding: 0.375rem 0.875rem;
  border: 1px solid var(--accent);
  border-radius: 2rem;
  transition: background 0.2s, color 0.2s;
  /* Touch-friendly */
  min-height: 44px;
}

.lang-switch:hover,
.lang-switch:visited:hover {
  background: var(--accent);
  color: #fff;
}

/* ─── Prediction Content ────────────────────────── */
.prediction-content {
  font-size: clamp(1.05rem, 2.5vw, 1.175rem);
  line-height: 1.9;
}

.prediction-content p {
  margin-bottom: 1.625rem;
}

.prediction-content h2 {
  font-size: clamp(1.35rem, 3.5vw, 1.625rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 3.5rem 0 1.25rem;
  color: var(--ink);
}

.prediction-content h3 {
  font-size: clamp(1.1rem, 3vw, 1.25rem);
  font-weight: 700;
  margin: 2.5rem 0 0.875rem;
}

.prediction-content blockquote {
  border: none;
  border-left: 4px solid var(--accent);
  margin: 2.5rem 0;
  padding: 1.25rem 1.75rem;
  background: var(--accent-bg);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-style: italic;
  font-size: clamp(1rem, 2.5vw, 1.15rem);
  color: var(--ink-soft);
}

.prediction-content em {
  color: var(--ink-soft);
}

.prediction-content strong {
  font-weight: 700;
  color: var(--ink);
}

.prediction-content hr {
  border: none;
  margin: 3rem 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-strong), transparent);
}

/* ─── Callouts ──────────────────────────────────── */
.callout {
  border-radius: var(--radius);
  padding: 1.5rem 1.75rem;
  margin: 2rem 0;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}

.callout-warm {
  background: var(--warm-bg);
  border-color: var(--warm);
}

.callout-teal {
  background: var(--teal-bg);
  border-color: var(--teal);
}

.callout-gold {
  background: var(--gold-bg);
  border-color: var(--gold);
}

.callout-title {
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.5rem;
}

.callout-warm .callout-title { color: var(--warm); }
.callout-teal .callout-title { color: var(--teal); }
.callout-gold .callout-title { color: #d68910; }

.callout p:last-child {
  margin-bottom: 0;
}

/* ─── Stat Grid ─────────────────────────────────── */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin: 2rem 0;
}

.stat-card {
  background: var(--paper-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.stat-number {
  font-size: clamp(1.375rem, 3.5vw, 1.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.2;
  background: var(--gradient-hero);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 0.75rem;
  color: var(--ink-faint);
  margin-top: 0.375rem;
  line-height: 1.35;
}

/* ─── Pull Quote ────────────────────────────────── */
.pull-quote {
  font-family: var(--serif);
  font-size: clamp(1.15rem, 3vw, 1.375rem);
  font-style: italic;
  line-height: 1.55;
  color: var(--accent);
  text-align: center;
  margin: 3rem 0;
  padding: 2rem 2.5rem;
  border-top: 2px solid var(--border);
  border-bottom: 2px solid var(--border);
  position: relative;
}

/* ─── Diagram ───────────────────────────────────── */
.diagram {
  background: var(--paper-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  margin: 2.5rem 0;
  box-shadow: var(--shadow-sm);
  /* Allow horizontal scroll on mobile for wide diagrams */
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.diagram-title {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-faint);
  margin-bottom: 1.25rem;
  text-align: center;
}

.flow-horizontal {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
}

.flow-step {
  background: var(--paper);
  border: 2px solid var(--accent-light);
  border-radius: var(--radius-sm);
  padding: 0.875rem 1.25rem;
  font-size: 0.9rem;
  font-weight: 600;
  text-align: center;
  min-width: 120px;
  color: var(--ink);
}

.flow-step small {
  display: block;
  font-weight: 400;
  font-size: 0.8rem;
  color: var(--ink-soft);
  margin-top: 0.25rem;
}

.flow-arrow {
  font-size: 1.5rem;
  color: var(--accent-light);
  padding: 0 0.75rem;
  flex-shrink: 0;
}

/* ─── Timeline ──────────────────────────────────── */
.timeline {
  position: relative;
  padding-left: 2rem;
  margin: 2rem 0;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 0.5rem;
  top: 0.25rem;
  bottom: 0.25rem;
  width: 2px;
  background: linear-gradient(180deg, var(--accent), var(--accent-light));
  border-radius: 1px;
}

.timeline-item {
  position: relative;
  padding-bottom: 1.25rem;
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -1.625rem;
  top: 0.5rem;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid var(--paper);
  box-shadow: 0 0 0 2px var(--accent);
}

.timeline-year {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.02em;
}

.timeline-text {
  font-size: 0.95rem;
  color: var(--ink-soft);
  margin-top: 0.125rem;
  line-height: 1.5;
}

/* ─── Verdict ───────────────────────────────────── */
.prediction-verdict {
  background: linear-gradient(135deg, var(--accent-bg), var(--paper-alt));
  border: 2px solid var(--accent-light);
  border-radius: var(--radius);
  padding: 2.25rem;
  margin: 3rem 0 0;
  box-shadow: var(--shadow-md);
}

.verdict-title {
  font-size: 1rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent);
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}

.verdict-body {
  font-size: 1.05rem;
  line-height: 1.75;
}

.verdict-body p:last-child {
  margin-bottom: 0;
}

.verdict-horizon {
  margin-top: 1.25rem;
  padding-top: 0.875rem;
  border-top: 1px solid var(--border);
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--ink-faint);
}

/* ─── Index Page ────────────────────────────────── */
.predictions-index {
  padding: 0 0 4rem;
  padding-bottom: calc(4rem + var(--sab));
}

.lang-section-title {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-faint);
  margin: 2.5rem 0 1rem;
  padding-bottom: 0.625rem;
  border-bottom: 2px solid var(--accent);
  display: inline-block;
  animation: fadeInUp 0.4s ease-out both;
}

/* Shimmer effect on the accent underline */
.lang-section-title::after {
  content: "";
  display: block;
  height: 2px;
  margin-top: 0.625rem;
  margin-bottom: -0.625rem;
  background: linear-gradient(90deg, var(--accent), var(--accent-light), var(--accent));
  background-size: 200% 100%;
  animation: shimmer 3s linear infinite;
  border-radius: 1px;
  opacity: 0.5;
}

.post-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.post-item {
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--border);
  /* Staggered reveal animation */
  animation: fadeInUp 0.5s ease-out both;
}

.post-item:nth-child(1) { animation-delay: 0.05s; }
.post-item:nth-child(2) { animation-delay: 0.1s; }
.post-item:nth-child(3) { animation-delay: 0.15s; }
.post-item:nth-child(4) { animation-delay: 0.2s; }
.post-item:nth-child(5) { animation-delay: 0.25s; }

.post-item:last-child {
  border-bottom: none;
}

.post-item-title {
  font-size: clamp(1.15rem, 3.5vw, 1.375rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0 0 0.5rem;
  line-height: 1.3;
}

.post-item-title a {
  color: var(--ink);
  text-decoration: none;
  transition: color 0.2s;
}

.post-item-title a:hover {
  color: var(--accent);
}

/* Active state for touch devices — brief press feedback */
@media (hover: none) {
  .post-item-title a:active {
    color: var(--accent);
  }
}

.post-item-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  font-size: 0.8rem;
  color: var(--ink-faint);
}

.post-item-excerpt {
  margin-top: 0.625rem;
  color: var(--ink-soft);
  font-size: 1rem;
  line-height: 1.65;
}

/* ─── About Page ────────────────────────────────── */
.about {
  padding: 0 0 4rem;
  padding-bottom: calc(4rem + var(--sab));
}

.about-body {
  font-size: clamp(1rem, 2.5vw, 1.125rem);
  line-height: 1.85;
}

.about-body p {
  margin-bottom: 1.5rem;
}

.about-body h2 {
  font-size: 1.375rem;
  font-weight: 800;
  margin: 3rem 0 1rem;
  letter-spacing: -0.01em;
}

.about-body p:first-of-type::first-letter {
  float: left;
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 0.85;
  margin: 0.05em 0.12em 0 0;
  color: var(--accent);
}

.about-divider {
  border: none;
  margin: 3rem 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-strong), transparent);
}

.status-legend {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin: 1.5rem 0;
}

.status-legend-item {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  font-size: 0.9rem;
  padding: 0.625rem 0.875rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--paper-alt);
  /* Touch-friendly */
  min-height: 44px;
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.status-dot-pending { background: var(--status-pending-border); }
.status-dot-confirmed { background: var(--status-confirmed-border); }
.status-dot-debunked { background: var(--status-debunked-border); }
.status-dot-partially { background: var(--status-partial-border); }

/* ─── Footer ────────────────────────────────────── */
.site-footer {
  border-top-color: var(--border) !important;
  background: var(--paper-alt) !important;
  color: var(--ink-soft) !important;
  /* Safe area bottom padding */
  padding-bottom: max(30px, var(--sab)) !important;
  padding-left: max(0px, var(--sal));
  padding-right: max(0px, var(--sar));
}

.footer-heading {
  color: var(--ink) !important;
  font-weight: 700 !important;
}

.site-footer .footer-col {
  color: var(--ink-faint) !important;
  font-size: 0.9rem;
}

/* ─── Dark Mode ─────────────────────────────────── */
@media (prefers-color-scheme: dark) {
  .site-header,
  .page-content {
    background: var(--paper) !important;
  }

  .site-header.is-scrolled {
    background: color-mix(in srgb, var(--paper) 80%, transparent) !important;
    box-shadow: 0 1px 12px rgba(0,0,0,0.2);
  }

  .site-footer {
    background: var(--paper-alt) !important;
  }

  .site-nav .page-link {
    color: var(--ink-soft) !important;
  }

  .stat-number {
    background: linear-gradient(135deg, #a29bfe, #74b9ff);
    -webkit-background-clip: text;
    background-clip: text;
  }

  /* Card design in dark mode */
  @media (max-width: 30rem) {
    .post-item {
      background: var(--paper-alt);
      border-color: var(--border);
      border-left-color: var(--accent);
    }
  }
}

/* ═══════════════════════════════════════════════════
   RESPONSIVE — Tablet (< 48rem)
   ═══════════════════════════════════════════════════ */
@media (max-width: 48rem) {
  .hero-title {
    font-size: clamp(1.75rem, 5vw, 2rem);
  }

  .hero {
    padding: 3rem max(1.5rem, var(--sar)) 2.5rem max(1.5rem, var(--sal));
  }

  .prediction-content {
    font-size: 1.05rem;
  }

  .stat-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .flow-horizontal {
    flex-direction: column;
    gap: 0;
  }

  .flow-arrow {
    transform: rotate(90deg);
    padding: 0.25rem;
  }

  .status-legend {
    grid-template-columns: 1fr;
  }

  .pull-quote {
    font-size: 1.15rem;
    padding: 1.5rem 1rem;
    margin: 2rem 0;
  }

  .prediction-verdict {
    padding: 1.5rem;
  }

  .callout {
    padding: 1.25rem;
  }

  .diagram {
    padding: 1.25rem;
  }
}

/* ═══════════════════════════════════════════════════
   RESPONSIVE — Phone (< 30rem / ~480px)
   ═══════════════════════════════════════════════════ */
@media (max-width: 30rem) {
  .page-content > .wrapper {
    padding-left: max(1rem, var(--sal));
    padding-right: max(1rem, var(--sar));
  }

  .stat-grid {
    grid-template-columns: 1fr 1fr;
    gap: 0.625rem;
  }

  .stat-number {
    font-size: 1.375rem;
  }

  .stat-label {
    font-size: 0.7rem;
  }

  .hero-title {
    font-size: 1.625rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .hero-meta {
    flex-direction: column;
    gap: 0.25rem;
  }

  .hero-badges {
    flex-direction: column;
    align-items: flex-start;
  }

  /* ─── Card-based post design on phones ─── */
  .post-list {
    display: flex;
    flex-direction: column;
    gap: 0.875rem;
  }

  .post-item {
    padding: 1.125rem 1.25rem;
    border-bottom: none;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--paper-alt);
    box-shadow: var(--shadow-sm);
    /* Left accent border for visual interest */
    border-left: 3px solid var(--accent);
    /* Tap feedback */
    transition: transform 0.15s ease, box-shadow 0.15s ease;
  }

  .post-item:active {
    transform: scale(0.985);
    box-shadow: none;
  }

  .post-item:last-child {
    border-bottom: 1px solid var(--border);
  }

  .post-item-excerpt {
    font-size: 0.9rem;
    /* Limit lines on small screens for cleaner look */
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .prediction-content blockquote {
    margin-left: 0;
    margin-right: 0;
    padding: 1rem 1.25rem;
  }

  .about-body p:first-of-type::first-letter {
    font-size: 2.75rem;
  }

  .prediction-verdict {
    padding: 1.25rem;
    margin-top: 2rem;
  }
}

/* ═══════════════════════════════════════════════════
   PWA STANDALONE MODE
   When installed as app on home screen
   ═══════════════════════════════════════════════════ */
@media (display-mode: standalone) {
  /* In standalone, the browser chrome is gone.
     The site header now butts against the status bar,
     so we add extra top padding for the safe area. */
  .site-header {
    /* Status bar height + safe area */
    padding-top: max(env(safe-area-inset-top, 20px), 20px) !important;
    /* Glass effect header in app mode — feels native */
    border-top: none !important;
    background: color-mix(in srgb, var(--paper) 80%, transparent) !important;
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    box-shadow: 0 0.5px 0 var(--border);
  }

  /* Prevent overscroll bounce showing white gaps */
  html {
    background: var(--paper);
  }

  body {
    /* Ensure body fills the entire viewport on standalone */
    min-height: 100dvh;
    position: relative;
  }

  /* In app mode, hero extends further up under transparent header */
  .hero {
    padding-top: 3rem;
  }

  /* Tighter footer in app mode with home indicator spacing */
  .site-footer {
    padding-bottom: max(1.5rem, var(--sab)) !important;
  }

  /* Home indicator visual hint */
  .site-footer::after {
    content: "";
    display: block;
    width: 36px;
    height: 4px;
    background: var(--ink-faint);
    border-radius: 2px;
    opacity: 0.3;
    margin: 1rem auto 0;
  }
}

/* Also handle fullscreen mode */
@media (display-mode: fullscreen) {
  .site-header {
    padding-top: max(env(safe-area-inset-top, 0px), 0px) !important;
  }
}

/* ═══════════════════════════════════════════════════
   TOUCH DEVICE OPTIMIZATIONS
   ═══════════════════════════════════════════════════ */
@media (hover: none) and (pointer: coarse) {
  /* Remove hover effects that cause sticky on touch */
  .post-item-title a:hover {
    color: var(--ink);
  }

  /* Make all interactive elements clearly tappable */
  a, button, [role="button"],
  .category-tag, .lang-switch, .hero-badge {
    touch-action: manipulation;
  }

  /* Prevent text selection during scroll */
  .post-list {
    -webkit-user-select: none;
    user-select: none;
  }

  /* Keep article content selectable */
  .prediction-content,
  .about-body {
    -webkit-user-select: text;
    user-select: text;
  }

  /* Prevent iOS zoom on input focus */
  input, select, textarea {
    font-size: 16px;
  }
}

/* ═══════════════════════════════════════════════════
   REDUCED MOTION
   ═══════════════════════════════════════════════════ */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ═══════════════════════════════════════════════════
   LANDSCAPE ORIENTATION ON MOBILE
   Phones in landscape have very little vertical space.
   ═══════════════════════════════════════════════════ */
@media (max-width: 48rem) and (orientation: landscape) {
  .hero {
    padding-top: 1.75rem;
    padding-bottom: 1.5rem;
    /* Side safe-area critical in landscape — notch on left/right */
    padding-left: calc(1.5rem + var(--sal));
    padding-right: calc(1.5rem + var(--sar));
  }

  .hero-title {
    font-size: clamp(1.25rem, 4vw, 1.875rem);
    margin-bottom: 0.5rem;
  }

  .hero-subtitle {
    font-size: 0.95rem;
  }

  .hero-meta {
    margin-bottom: 0.75rem;
  }

  .prediction-header {
    padding-top: 1.25rem;
  }
}

/* ═══════════════════════════════════════════════════
   VERY SMALL PHONES (< 22rem / ~352px)
   Galaxy A series, older iPhones, etc.
   ═══════════════════════════════════════════════════ */
@media (max-width: 22rem) {
  .page-content > .wrapper {
    padding-left: calc(0.875rem + var(--sal));
    padding-right: calc(0.875rem + var(--sar));
  }

  .stat-number {
    font-size: 1.25rem;
  }

  .stat-card {
    padding: 0.875rem 0.625rem;
  }

  .prediction-categories {
    gap: 0.25rem;
  }

  .category-tag {
    font-size: 0.7rem;
    padding: 0.2rem 0.5rem;
  }
}

/* ═══════════════════════════════════════════════════
   SCROLL & ANCHOR OFFSET
   ═══════════════════════════════════════════════════ */

/* Offset anchor targets below the sticky header */
:target {
  scroll-margin-top: calc(68px + var(--sat));
}

/* Performance: skip rendering off-screen post items.
   Only applied beyond the first 5 (which have fade-in animations) */
.post-item:nth-child(n+6) {
  content-visibility: auto;
  contain-intrinsic-size: auto 120px;
}

/* ═══════════════════════════════════════════════════
   FOCUS STYLES — ACCESSIBILITY
   Since we suppressed -webkit-tap-highlight-color,
   we must provide visible :focus-visible outlines.
   ═══════════════════════════════════════════════════ */
a:focus-visible,
button:focus-visible,
label:focus-visible,
[role="button"]:focus-visible,
.category-tag:focus-visible,
.lang-switch:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* ═══════════════════════════════════════════════════
   PRINT
   ═══════════════════════════════════════════════════ */
@media print {
  .hero {
    background: none !important;
    color: var(--ink) !important;
    padding: 1rem 0;
    margin: 0;
  }

  .site-header,
  .site-footer,
  .lang-switch {
    display: none;
  }

  .prediction-content {
    font-size: 11pt;
    line-height: 1.6;
  }
}