@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --bg: #ffffff;
  --bg-subtle: #f6f7f9;
  --border: #e3e6eb;
  --text: #1a1d24;
  --text-muted: #6b7280;
  --brand: #2454e8;
  --brand-dark: #1a3fbf;
  --brand-bg: #eef2ff;
  --code-bg: #0f1420;
  --code-text: #d7dee8;
  --get: #0a8a4a;
  --post: #2454e8;
  --put: #a9650b;
  --delete: #c02c38;
  --radius: 8px;
  --max-width: 920px;
}

* , *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
code, pre, .mono { font-family: 'JetBrains Mono', ui-monospace, monospace; }

/* ─── Top nav ─────────────────────────────────────────── */
.topnav {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; gap: 24px;
  height: 58px; padding: 0 24px;
  background: rgba(255,255,255,.92); backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--border);
}
.topnav-brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 15px; white-space: nowrap; }
.topnav-brand .dot { width: 10px; height: 10px; border-radius: 3px; background: var(--brand); }
.topnav-links { display: flex; gap: 4px; flex-wrap: wrap; }
.topnav-links a {
  color: var(--text-muted); font-size: 13.5px; font-weight: 500;
  padding: 8px 12px; border-radius: 6px;
}
.topnav-links a:hover { background: var(--bg-subtle); text-decoration: none; color: var(--text); }
.topnav-links a.active { color: var(--brand); background: var(--brand-bg); }

/* ─── Page shell ──────────────────────────────────────── */
.page { max-width: var(--max-width); margin: 0 auto; padding: 40px 24px 80px; }
.page-wide { max-width: 1180px; }

.hero { padding: 56px 24px 40px; text-align: center; border-bottom: 1px solid var(--border); background: linear-gradient(180deg, var(--brand-bg), transparent 70%); }
.hero h1 { font-size: 32px; margin: 0 0 12px; letter-spacing: -0.02em; }
.hero p { color: var(--text-muted); font-size: 15.5px; max-width: 620px; margin: 0 auto; }

.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; margin-top: 32px; }
.card {
  display: block; padding: 20px; border: 1px solid var(--border); border-radius: 10px;
  background: var(--bg); transition: border-color .12s, box-shadow .12s;
}
.card:hover { border-color: var(--brand); box-shadow: 0 2px 10px rgba(36,84,232,.08); text-decoration: none; }
.card-icon { width: 34px; height: 34px; border-radius: 8px; background: var(--brand-bg); color: var(--brand); display: flex; align-items: center; justify-content: center; font-weight: 700; margin-bottom: 12px; }
.card h3 { margin: 0 0 6px; font-size: 15px; color: var(--text); }
.card p { margin: 0; font-size: 13px; color: var(--text-muted); }

/* ─── Typography for content pages ───────────────────── */
.content h1 { font-size: 27px; margin: 0 0 6px; letter-spacing: -0.01em; }
.content .lede { color: var(--text-muted); font-size: 15px; margin: 0 0 32px; }
.content h2 { font-size: 19px; margin: 40px 0 12px; padding-top: 8px; border-top: 1px solid var(--border); }
.content h2:first-of-type { border-top: none; padding-top: 0; }
.content h3 { font-size: 15.5px; margin: 24px 0 8px; }
.content p { font-size: 14.5px; color: #333a46; }
.content ul, .content ol { font-size: 14.5px; color: #333a46; padding-left: 22px; }
.content li { margin: 4px 0; }
.content li code { font-size: 13px; }

.callout {
  display: flex; gap: 10px; padding: 12px 14px; border-radius: 8px; margin: 16px 0;
  font-size: 13.5px; border: 1px solid var(--border); background: var(--bg-subtle);
}
.callout.warn { background: #fff8ec; border-color: #f3d9a4; }
.callout.gap { background: #fdf1f1; border-color: #f0c4c8; }
.callout b { flex-shrink: 0; }

pre {
  background: var(--code-bg); color: var(--code-text); border-radius: var(--radius);
  padding: 16px 18px; overflow-x: auto; font-size: 12.8px; line-height: 1.6;
  margin: 12px 0 20px;
}
pre code { font-family: inherit; }
:not(pre) > code {
  background: var(--bg-subtle); border: 1px solid var(--border); border-radius: 4px;
  padding: 1px 6px; font-size: 12.8px; color: #b5453d;
}

table { border-collapse: collapse; width: 100%; margin: 12px 0 24px; font-size: 13.5px; }
th, td { text-align: left; padding: 8px 12px; border-bottom: 1px solid var(--border); }
th { color: var(--text-muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .03em; }
td code { white-space: nowrap; }

.steps { counter-reset: step; list-style: none; padding: 0; }
.steps > li { counter-increment: step; position: relative; padding-left: 40px; margin-bottom: 20px; }
.steps > li::before {
  content: counter(step); position: absolute; left: 0; top: 0;
  width: 26px; height: 26px; border-radius: 7px; background: var(--brand-bg); color: var(--brand);
  display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 12.5px;
}
.steps > li h3 { margin: 2px 0 6px; }

footer.site-footer { text-align: center; padding: 32px 24px; color: var(--text-muted); font-size: 12.5px; border-top: 1px solid var(--border); }

/* ─── Explorer ────────────────────────────────────────── */
.explorer-shell { display: flex; min-height: calc(100vh - 58px); }
.explorer-nav { width: 260px; flex-shrink: 0; border-right: 1px solid var(--border); padding: 20px 12px; overflow-y: auto; height: calc(100vh - 58px); position: sticky; top: 58px; }
.explorer-nav input {
  width: 100%; padding: 8px 10px; border: 1px solid var(--border); border-radius: 6px;
  font-size: 13px; margin-bottom: 14px;
}
.explorer-group { margin-bottom: 6px; }
.explorer-group-title { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; color: var(--text-muted); padding: 10px 8px 4px; }
.explorer-item {
  display: flex; align-items: center; gap: 8px; width: 100%; text-align: left;
  padding: 6px 8px; border-radius: 6px; border: none; background: none; cursor: pointer;
  font-size: 13px; color: var(--text);
}
.explorer-item:hover { background: var(--bg-subtle); }
.explorer-item.active { background: var(--brand-bg); color: var(--brand-dark); font-weight: 600; }
.method-tag { font-size: 9.5px; font-weight: 700; padding: 2px 5px; border-radius: 4px; color: #fff; flex-shrink: 0; min-width: 38px; text-align: center; }
.method-get { background: var(--get); }
.method-post { background: var(--post); }
.method-put { background: var(--put); }
.method-delete { background: var(--delete); }
.explorer-item .path-text { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.explorer-main { flex: 1; min-width: 0; padding: 28px 36px 80px; }
.op-header { display: flex; align-items: center; gap: 10px; margin-bottom: 6px; }
.op-header .method-tag { font-size: 11px; padding: 3px 8px; min-width: 48px; }
.op-path { font-size: 18px; font-weight: 600; }
.op-summary { color: var(--text-muted); font-size: 13.5px; margin: 4px 0 24px; }
.op-section-title { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; color: var(--text-muted); margin: 24px 0 8px; }
.explorer-main h3 { font-size: 13.5px; font-weight: 600; margin: 20px 0 4px; }
.explorer-main .op-desc { font-size: 13.5px; font-weight: 400; color: var(--text-muted); margin: 0 0 10px; }
.tabs { display: flex; gap: 4px; margin-bottom: 8px; }
.tab-btn { padding: 5px 12px; border-radius: 6px; border: 1px solid var(--border); background: var(--bg); font-size: 12.5px; cursor: pointer; color: var(--text-muted); }
.tab-btn.active { background: var(--brand); color: #fff; border-color: var(--brand); }
.explorer-empty { color: var(--text-muted); font-size: 14px; padding: 60px 0; text-align: center; }

@media (max-width: 860px) {
  .explorer-shell { flex-direction: column; }
  .explorer-nav { position: static; height: auto; width: 100%; border-right: none; border-bottom: 1px solid var(--border); }
}