:root {
  --bg: #0f1115;
  --bg-soft: #161a21;
  --card: #181d25;
  --card-hover: #1e242e;
  --border: #262d39;
  --border-strong: #333d4d;
  --text: #e8ecf3;
  --text-dim: #97a2b4;
  --text-faint: #6c778a;
  --accent: #5b9dff;
  --accent-soft: rgba(91, 157, 255, 0.14);
  --ok: #38c793;
  --warn: #e0a83a;
  --radius: 14px;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f6f7f9;
    --bg-soft: #ffffff;
    --card: #ffffff;
    --card-hover: #ffffff;
    --border: #e3e7ed;
    --border-strong: #cfd6e0;
    --text: #171c24;
    --text-dim: #5b6577;
    --text-faint: #8b95a6;
    --accent: #2563eb;
    --accent-soft: rgba(37, 99, 235, 0.09);
    --ok: #10916a;
    --warn: #b57b12;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

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

.wrap {
  max-width: 1000px;
  margin: 0 auto;
  padding: 56px 24px 72px;
}

header.masthead {
  display: flex;
  align-items: baseline;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 6px;
}

.brand {
  font-size: 30px;
  font-weight: 680;
  letter-spacing: -0.02em;
  margin: 0;
}

.brand .dot { color: var(--accent); }

.subtitle {
  color: var(--text-dim);
  font-size: 15px;
}

.meta-line {
  color: var(--text-faint);
  font-size: 13px;
  margin: 10px 0 34px;
}

.meta-line code {
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1px 6px;
}

.section-label {
  text-transform: uppercase;
  letter-spacing: 0.09em;
  font-size: 11px;
  font-weight: 650;
  color: var(--text-faint);
  margin: 0 0 14px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 16px;
}

.card {
  display: flex;
  flex-direction: column;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 20px 16px;
  transition: border-color .15s ease, transform .15s ease, box-shadow .15s ease;
}

.card:hover {
  border-color: var(--border-strong);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, .18);
}

.card-top {
  display: flex;
  align-items: center;
  gap: 11px;
  margin-bottom: 10px;
}

.icon {
  width: 38px;
  height: 38px;
  flex: 0 0 38px;
  display: grid;
  place-items: center;
  font-size: 19px;
  background: var(--accent-soft);
  border-radius: 10px;
}

.card h2 {
  font-size: 16px;
  font-weight: 640;
  margin: 0;
  letter-spacing: -0.01em;
}

.card .tagline {
  color: var(--text-faint);
  font-size: 12.5px;
  margin-top: 1px;
}

.card p.desc {
  color: var(--text-dim);
  font-size: 13.5px;
  margin: 0 0 16px;
  flex: 1;
}

.path-row {
  display: flex;
  align-items: center;
  gap: 8px;
  border-top: 1px solid var(--border);
  padding-top: 13px;
  margin-top: auto;
}

.path {
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  font-size: 12.5px;
  color: var(--text-dim);
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: 3px 8px;
  cursor: pointer;
  user-select: all;
}

.path:hover { color: var(--text); border-color: var(--border-strong); }

.open {
  margin-left: auto;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.card:hover .open .arrow { transform: translateX(2px); }
.open .arrow { transition: transform .15s ease; }

.status {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11.5px;
  color: var(--text-faint);
}

.dot-status {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ok);
}

.dot-status.down { background: var(--warn); }

footer {
  margin-top: 46px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  color: var(--text-faint);
  font-size: 12.5px;
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.copied {
  position: fixed;
  left: 50%;
  bottom: 28px;
  transform: translateX(-50%) translateY(8px);
  background: var(--card);
  border: 1px solid var(--border-strong);
  color: var(--text);
  border-radius: 999px;
  padding: 7px 16px;
  font-size: 13px;
  opacity: 0;
  pointer-events: none;
  transition: opacity .18s ease, transform .18s ease;
}

.copied.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* --- error / status pages --- */
.notice {
  max-width: 620px;
  margin: 90px auto;
  padding: 30px 32px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.notice h1 { font-size: 20px; margin: 0 0 10px; letter-spacing: -0.01em; }
.notice p { color: var(--text-dim); margin: 0 0 14px; }

.notice pre {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 9px;
  padding: 12px 14px;
  overflow-x: auto;
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  font-size: 12.5px;
  color: var(--text-dim);
}

.notice a.back { color: var(--accent); font-weight: 600; font-size: 14px; }