:root {
  --bg: #333338;
  --fg: #f2f2f2;
  --muted: #a8a8ae;
  --accent: #7c5cff;
  --border: #47474d;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
}

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 64px 0;
  border-top: 1px solid var(--border);
}

.section:first-of-type {
  border-top: none;
}

h1, h2 {
  font-weight: 700;
  margin: 0 0 8px;
}

h2 {
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-bottom: 24px;
}

p {
  margin: 0 0 16px;
  color: var(--fg);
}

a {
  color: var(--fg);
  text-decoration: none;
  border-bottom: 1px solid var(--accent);
}

a:hover {
  color: var(--accent);
}

.site-header {
  max-width: 720px;
  margin: 0 auto;
  padding: 96px 24px 8px;
}

#about {
  padding-top: 8px;
}

.site-header h1 {
  font-size: 2rem;
}

.tagline {
  color: var(--muted);
  margin: 0;
}

.video-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.video-item iframe {
  width: 100%;
  aspect-ratio: 16 / 9;
  border: none;
  border-radius: 12px;
  overflow: hidden;
  display: block;
}

.link-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.link-list li {
  margin: 0;
}

.link-card {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 28px 16px;
  border-radius: 10px;
  color: #fff;
  font-weight: 700;
  text-decoration: none;
  border-bottom: none;
}

.link-card:hover {
  opacity: 0.85;
  color: #fff;
}

.link-icon {
  width: 32px;
  height: 32px;
}

.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;
}

.link-card.youtube {
  background: #ff0000;
}

.link-card.tiktok {
  background: #010101;
}

.link-card.instagram {
  background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
}

.site-footer {
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 24px 96px;
  color: var(--muted);
  font-size: 0.85rem;
  text-align: center;
}

@media (max-width: 640px) {
  .site-header {
    padding: 48px 24px 4px;
  }

  .section {
    padding: 32px 0;
  }

  #about {
    padding-top: 4px;
  }
}