:root {
  --bg: #0a0a0b;
  --fg: #eaeaea;
  --muted: #b8b8b8;
  --card: rgba(23, 23, 23, 0.6);
  --border: rgba(255, 255, 255, 0.12);
  --divider: rgba(255, 255, 255, 0.1);

  --brand1: #6366f1;
  --brand2: #7c3aed;

  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 0.875rem;
  --space-5: 1.125rem;
  --space-6: 1.5rem;
  --space-7: 1.75rem;

  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 6px 18px rgba(0, 0, 0, 0.12);
  --container: 1000px;

  --fs--1: 0.86rem;
  --fs-0: 0.98rem;
  --fs-1: 1.15rem;
  --fs-2: 1.35rem;
  --fs-3: 1.6rem;
}

* {
  box-sizing: border-box;
}
html,
body {
  height: 100%;
}
body {
  margin: 0;
  font: var(--fs-0) / 1.55 system-ui, -apple-system, Segoe UI, Roboto, Inter,
    Arial, sans-serif;
  color: var(--fg);
  background: radial-gradient(
      900px 560px at 20% -20%,
      rgba(124, 92, 255, 0.09),
      transparent 60%
    ),
    radial-gradient(
      760px 460px at 80% 0%,
      rgba(34, 211, 238, 0.06),
      transparent 60%
    ),
    var(--bg);
  -webkit-font-smoothing: antialiased;
}
.container {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--space-5);
}
.center {
  text-align: center;
}
.max-ch {
  max-width: 56ch;
  margin-inline: auto;
}
.stack > * + * {
  margin-block-start: var(--space-3);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.06;
  mix-blend-mode: soft-light;
  z-index: -1;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='320' height='320'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='4' stitchTiles='stitch'/><feColorMatrix type='saturate' values='0'/><feComponentTransfer><feFuncA type='table' tableValues='0 0 0 .6'/></feComponentTransfer></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-5);
  padding-block: var(--space-5) var(--space-4);
}
.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--border);
}
.title {
  margin: 0;
  font-size: var(--fs-1);
  line-height: 1;
  display: flex;
  align-items: center;
}

.source-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.75rem;
  border-radius: 9999px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--fg);
  font: 600 var(--fs--1) / 1 system-ui, -apple-system, Segoe UI, Roboto, Inter,
    Arial, sans-serif;
  text-decoration: none;
  vertical-align: middle;
  cursor: pointer;
}
.source-btn i {
  font-size: 0.9em;
  line-height: 1;
  display: inline-block;
}
.source-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--brand1);
}

.mega {
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: var(--space-6);
  margin-block: var(--space-6);
}
.section {
  display: block;
}
.section.center {
  text-align: center;
}
.divider {
  border: 0;
  height: 1px;
  width: 100%;
  background: linear-gradient(90deg, transparent, var(--divider), transparent);
  margin: var(--space-6) 0;
}

.hero-title {
  margin: 0;
  font-size: var(--fs-3);
  line-height: 1.15;
  text-wrap: balance;
}
.eyebrow {
  font-size: var(--fs--1);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}
.muted {
  color: var(--muted);
}
.gradient-text {
  background: linear-gradient(135deg, var(--brand1), var(--brand2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.stats-inline {
  display: inline-flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
  justify-content: center;
  padding: 0;
  list-style: none;
  margin: 0;
}
.chip-box {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 9999px;
  background: rgba(38, 38, 38, 0.5);
  color: var(--fg);
}
.chip-box .k {
  color: var(--muted);
  font-size: var(--fs--1);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.chip-box .v {
  font-weight: 600;
  font-size: var(--fs-0);
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: var(--space-5);
  padding: 0;
  list-style: none;
  margin: 0;
}
.tile {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: rgba(18, 18, 18, 0.55);
  color: var(--fg);
  text-decoration: none;
  box-shadow: var(--shadow);
  transition: transform 0.15s ease, opacity 0.2s ease, box-shadow 0.2s ease;
}
.tile:hover {
  transform: translateY(-1px);
}
.tile-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 8px;
  color: #fff;
  flex: 0 0 auto;
}
.tile-icon i {
  font-size: 0.95rem;
  line-height: 1;
}
.tile-icon.youtube {
  background: #ff0000;
}
.tile-icon.github {
  background: #333;
}
.tile-icon.repos {
  background: linear-gradient(135deg, var(--brand1), var(--brand2));
}
.tile-text {
  min-width: 0;
}
.tile-title {
  display: block;
  font-weight: 600;
  font-size: var(--fs-0);
  line-height: 1.2;
}
.tile-sub {
  display: block;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.2;
}
.arrow {
  font-size: 0.85rem;
  opacity: 0.45;
  transition: transform 0.15s ease, opacity 0.2s ease;
}
.tile:hover .arrow {
  transform: translateX(3px);
  opacity: 0.75;
}

.footer {
  padding: var(--space-6) var(--space-5);
  text-align: center;
  color: var(--muted);
  font-size: var(--fs--1);
}

@keyframes pulse {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.02);
  }
  100% {
    transform: scale(1);
  }
}
.tile.pulse {
  animation: pulse 0.3s ease;
}

.fa-fallback {
  display: none;
}
.fa-missing .fa-fallback {
  display: inline-flex;
}
.fa-missing i[class^="fa-"],
.fa-missing i[class*=" fa-"] {
  display: none !important;
}
.tile-icon i,
.source-btn i {
  display: inline-block;
  line-height: 1;
}
.arrow-wrap {
  display: inline-flex;
  align-items: center;
}

@media (max-width: 480px) {
  .title {
    font-size: 1.05rem;
  }
  .hero-title {
    font-size: 1.35rem;
  }
  .mega {
    padding: var(--space-5);
  }
}