:root {
  color-scheme: dark;
  --base: #151412;
  --surface: #1d1b18;
  --text: #f5f0e5;
  --muted: #9e9a92;
  --rule: #3b3732;
  --accent: #ff4a2b;
  --display: Georgia, "Times New Roman", serif;
  --body: "Segoe UI", "Noto Sans CJK SC", sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  background: var(--base);
}

body {
  min-height: 100vh;
  margin: 0;
  display: grid;
  grid-template-rows: auto 1fr auto;
  color: var(--text);
  background: var(--base);
  font-family: var(--body);
  text-wrap: pretty;
}

a {
  color: inherit;
}

.site-header {
  width: min(100% - 48px, 1600px);
  min-height: 72px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-bottom: 1px solid var(--rule);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--mono);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0;
  text-decoration: none;
}

.brand img {
  display: block;
}

.repository-link {
  padding: 10px 0;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 13px;
  text-underline-offset: 5px;
  transition: color 160ms ease;
}

.repository-link:hover,
.repository-link:focus-visible {
  color: var(--text);
}

.repository-link:focus-visible,
.brand:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 5px;
}

main {
  display: grid;
  align-items: center;
  padding: 32px 24px;
}

.player-section {
  width: min(100%, 1600px);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(280px, 400px) minmax(0, 1fr);
  gap: clamp(32px, 5vw, 88px);
  align-items: center;
}

.title-block p,
footer {
  font-family: var(--mono);
  letter-spacing: 0;
}

.title-block p {
  margin: 0 0 24px;
  color: var(--accent);
  font-size: 13px;
}

.title-block h1 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(42px, 4.4vw, 76px);
  font-weight: 400;
  line-height: 1.02;
  letter-spacing: 0;
}

.title-block > span {
  display: block;
  margin-top: 28px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.5;
}

video {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #000;
  border: 1px solid var(--rule);
  border-radius: 4px;
  box-shadow: 0 28px 80px rgb(0 0 0 / 35%);
}

video:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 5px;
}

footer {
  width: min(100% - 48px, 1600px);
  min-height: 58px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid var(--rule);
  color: var(--muted);
  font-size: 12px;
}

footer span:last-child {
  color: var(--accent);
}

@media (max-width: 960px) {
  .player-section {
    grid-template-columns: 1fr;
  }

  .title-block {
    max-width: 720px;
  }

  .title-block h1 {
    max-width: 16ch;
  }
}

@media (max-width: 600px) {
  .site-header,
  footer {
    width: min(100% - 32px, 1600px);
  }

  .site-header {
    min-height: 60px;
  }

  main {
    align-items: start;
    padding: 28px 16px 36px;
  }

  .player-section {
    gap: 28px;
  }

  .title-block p {
    margin-bottom: 16px;
  }

  .title-block h1 {
    font-size: 42px;
  }

  .title-block > span {
    margin-top: 18px;
    font-size: 16px;
  }

  footer {
    padding: 16px 0;
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}