:root {
  color-scheme: dark;
  --accent: #ff7a00;
  --accent-2: #ffb347;
  --accent-dim: rgba(255, 122, 0, 0.12);
  --bg: #0a0d12;
  --surface: #11151c;
  --border: rgba(231, 226, 213, 0.08);
  --border-hover: #ff7a00;
  --card-hover-bg: rgba(255, 122, 0, 0.06);
  --card-shadow: 0 8px 24px rgba(0, 0, 0, 0.45);
  --tag-border: rgba(231, 226, 213, 0.12);
  --text: #e8e6df;
  --muted: #6f6e68;
  --muted-lt: #a4a39c;
}

@media (prefers-color-scheme: light) {
  :root {
    color-scheme: light;
    --accent: #c25400;
    --accent-2: #8a3e00;
    --accent-dim: rgba(194, 84, 0, 0.08);
    --bg: #f6f3ec;
    --surface: #fffdf8;
    --border: #d8d3c4;
    --border-hover: #c25400;
    --card-hover-bg: #fcf6ec;
    --card-shadow: 0 10px 28px rgba(40, 30, 15, 0.10);
    --tag-border: #d8d3c4;
    --text: #1a1a1a;
    --muted: #6b6a64;
    --muted-lt: #4a4944;
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  background: var(--bg);
  color: var(--text);
  font-family: 'JetBrains Mono', ui-monospace, 'Cascadia Code', 'Fira Code', monospace;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: inherit;
  text-decoration: none;
}

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

/* ── card ─────────────────────────────────────────────────── */
.card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 100%;
  padding: 28px 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: inherit;
  cursor: pointer;
  font: inherit;
  text-align: left;
  transition: border-color 0.18s ease, background 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
}

.card:hover {
  border-color: var(--border-hover);
  background: rgba(255, 122, 0, 0.06);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}

.card-icon {
  color: var(--muted);
  transition: color 0.18s ease;
  line-height: 0;
  opacity: 0.85;
}

.brand-icon {
  display: block;
  width: 24px;
  height: 24px;
  object-fit: contain;
  opacity: 0.94;
  transition: opacity 0.18s ease;
}

.card:hover .brand-icon {
  opacity: 1;
}

.card:hover .card-icon {
  color: var(--accent);
  opacity: 1;
}

/* card-title: 0.9375rem = 15px @ 16px base — matches GitHub's UI label size */
.card-title {
  font-size: 0.9375rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text);
}

/* card-desc: 0.8125rem = 13px @ 16px base — GitHub's secondary text size */
.card-desc {
  font-size: 0.8125rem;
  color: var(--muted-lt);
  line-height: 1.65;
  flex: 1;
}

.card-cmd {
  color: var(--accent);
  font-size: 0.75rem;
  white-space: normal;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.card-link {
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: color 0.18s ease;
}

.card:hover .card-link {
  color: var(--accent);
}

/* ── card toast (Go SDK copy feedback) ────────────────────── */
.card-toast {
  display: none;
  font-size: 0.75rem;
  color: var(--accent);
  margin-top: 4px;
}

.card-toast.visible {
  display: block;
}

/* ── tag pills ─────────────────────────────────────────────── */
.tag {
  display: inline-block;
  font-size: 0.6875rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  padding: 2px 8px;
  border: 1px solid var(--tag-border);
  border-radius: 3px;
  color: var(--muted);
}

/* ── divider ───────────────────────────────────────────────── */
.divider {
  border: none;
  border-top: 1px solid var(--border);
}

/* ── footer link ───────────────────────────────────────────── */
.foot-link {
  color: var(--muted);
  transition: color 0.15s ease;
}

.foot-link:hover {
  color: var(--accent);
}

/* ── feature list ─────────────────────────────── */
.feature-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: baseline;
  gap: 0 0.4em;
}

@media (max-width: 600px) {
  .feature-list {
    gap: 0.25rem 1rem;
  }

  .feature-sep {
    display: none;
  }
}

@media (min-width: 1200px) {
  .container-tight {
    padding-top: 32px !important;
    padding-bottom: 40px !important;
  }

  header {
    margin-bottom: 28px !important;
  }
}