:root {
  --bg: #101314;
  --bg-elev: #171a1b;
  --card: #1d2021;
  --border: #2a2f31;
  --border-hover: #3a4144;
  --text: #e8eaeb;
  --text-secondary: #a9b3b8;
  --text-muted: #6b7579;
  --accent: #5dd1a2;
  --accent-strong: #3fbf86;
  --accent-rgb: 93, 209, 162;
  --green: #5dd1a2;
  --blue: #83a598;
  --red: #fb4934;
  --yellow: #ffd700;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
}

@keyframes sbFade {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes sbToast {
  from { opacity: 0; transform: translateY(12px) scale(0.95); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  display: flex;
}

/* ── Sidebar ─────────────────────────── */
.sidebar {
  width: 264px;
  flex-shrink: 0;
  height: 100vh;
  position: sticky;
  top: 0;
  background: var(--bg-elev);
  border-right: 1px solid var(--border);
  padding: 22px 16px;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  text-decoration: none;
  padding: 4px 6px 20px;
  margin-bottom: 8px;
  border-bottom: 1px solid var(--border);
}
.brand-logo {
  width: 34px; height: 34px;
  border-radius: 9px;
  display: flex; align-items: center; justify-content: center;
  background: var(--accent);
  color: #101314;
  font-weight: 800; font-size: 17px;
  font-family: var(--mono);
  box-shadow: 0 3px 12px rgba(var(--accent-rgb), 0.35);
}
.brand-name { font-weight: 800; font-size: 14px; color: var(--text); letter-spacing: -0.01em; }
.brand-sub { font-family: var(--mono); font-size: 10px; color: var(--accent); text-transform: uppercase; letter-spacing: 0.1em; }

.nav { flex: 1; }
.nav-group { margin-bottom: 20px; }
.nav-group-title {
  font-family: var(--mono);
  font-size: 9.5px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  padding: 0 8px 6px;
}
.nav-link {
  display: block;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 13px;
  padding: 6px 8px;
  border-radius: 7px;
  margin-bottom: 1px;
  transition: background 0.15s, color 0.15s;
  border-left: 2px solid transparent;
}
.nav-link:hover { background: var(--card); color: var(--text); }
.nav-link.active {
  color: var(--accent);
  background: rgba(var(--accent-rgb), 0.08);
  border-left-color: var(--accent);
  font-weight: 600;
}

.sidebar-foot { padding: 14px 6px 0; border-top: 1px solid var(--border); }
.foot-link { color: var(--text-muted); text-decoration: none; font-size: 12.5px; }
.foot-link:hover { color: var(--accent); }

/* ── Content ─────────────────────────── */
.content {
  flex: 1;
  min-width: 0;
  padding: 40px clamp(24px, 6vw, 72px) 80px;
  max-width: 920px;
  margin: 0 auto;
}

/* ── Doc header / hero ───────────────── */
.doc-header {
  border: 1px solid var(--border);
  background:
    radial-gradient(ellipse 70% 60% at 80% -20%, rgba(var(--accent-rgb), 0.10) 0%, transparent 60%),
    var(--card);
  border-radius: 16px;
  padding: 28px clamp(18px, 4vw, 34px) 24px;
  margin-bottom: 34px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
}
.doc-header-meta { display: flex; gap: 8px; margin-bottom: 14px; flex-wrap: wrap; }
.pill {
  font-family: var(--mono);
  font-size: 9.5px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 5px;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.03);
}
.pill-live { color: var(--accent); border-color: rgba(var(--accent-rgb), 0.4); background: rgba(var(--accent-rgb), 0.1); }
.pill.ok { color: var(--green); border-color: rgba(93, 209, 162, 0.45); background: rgba(93, 209, 162, 0.12); }
.pill.bad { color: var(--red); border-color: rgba(251, 73, 52, 0.5); background: rgba(251, 73, 52, 0.12); }
.doc-header-title { font-size: clamp(24px, 4vw, 32px); font-weight: 800; letter-spacing: -0.03em; margin: 0 0 8px; color: var(--text); }
.doc-header-title .thin { color: var(--text-muted); font-weight: 600; }
.doc-header-sub { font-size: 14px; color: var(--text-secondary); max-width: 620px; line-height: 1.6; margin: 0 0 18px; }
.endpoint-strips { display: flex; flex-wrap: wrap; gap: 8px; }
.ep {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--text-secondary);
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: 6px 10px;
  cursor: pointer;
  transition: all 0.15s;
}
.ep code { font-size: 9.5px; color: var(--accent); background: rgba(var(--accent-rgb), 0.12); border: 1px solid rgba(var(--accent-rgb), 0.3); padding: 1px 5px; border-radius: 4px; margin-right: 6px; }
.ep:hover { border-color: var(--accent); color: var(--text); transform: translateY(-1px); }

.section { display: none; animation: sbFade 0.3s ease; }
.section.active { display: block; }

h1 { font-size: clamp(26px, 4vw, 34px); font-weight: 800; letter-spacing: -0.03em; margin: 0 0 14px; }
h2 { font-size: 19px; font-weight: 700; letter-spacing: -0.01em; margin: 34px 0 10px; color: var(--text); }
h3 { font-size: 15px; font-weight: 600; margin: 26px 0 8px; }

p { font-size: 14.5px; color: var(--text-secondary); margin: 0 0 16px; }
ul { padding-left: 20px; }
li { font-size: 14.5px; color: var(--text-secondary); margin-bottom: 7px; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.lede { font-size: 16.5px; color: var(--text); max-width: 640px; line-height: 1.7; }

code {
  font-family: var(--mono);
  font-size: 0.88em;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border);
  padding: 1px 6px;
  border-radius: 5px;
  color: var(--accent);
}

.code {
  font-family: var(--mono);
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: 10px;
  padding: 14px 16px;
  font-size: 12.5px;
  line-height: 1.6;
  overflow-x: auto;
  color: var(--text-secondary);
  margin: 12px 0 20px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}
.code .cmt { color: var(--text-muted); }
.code .str { color: var(--blue); }
.code .kwd { color: var(--accent); font-weight: 600; }
.code .url { color: var(--yellow); text-decoration: underline; text-decoration-style: dotted; }

.block {
  display: block;
  font-family: var(--mono);
  background: rgba(var(--accent-rgb), 0.08);
  border: 1px dashed rgba(var(--accent-rgb), 0.4);
  color: var(--accent);
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 13px;
  margin: 8px 0 14px;
  cursor: pointer;
  white-space: nowrap;
  overflow-x: auto;
}
.block:hover { background: rgba(var(--accent-rgb), 0.14); }

/* method tags */
.method {
  font-family: var(--mono);
  font-size: 12.5px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 12px;
  margin: 8px 0 14px;
  display: inline-block;
  color: var(--text-secondary);
}
.m-get, .m-post, .m-del {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 4px;
  margin-right: 8px;
  letter-spacing: 0.05em;
}
.m-get { color: var(--green); background: rgba(93, 209, 162, 0.12); border: 1px solid rgba(93, 209, 162, 0.35); }
.m-post { color: var(--blue); background: rgba(131, 165, 152, 0.12); border: 1px solid rgba(131, 165, 152, 0.35); }
.m-del { color: var(--red); background: rgba(251, 73, 52, 0.12); border: 1px solid rgba(251, 73, 52, 0.35); }

/* tables */
table { width: 100%; border-collapse: collapse; margin: 10px 0 20px; font-size: 13px; }
th, td { text-align: left; padding: 9px 12px; border: 1px solid var(--border); }
th { background: var(--bg-elev); font-weight: 700; color: var(--text); font-size: 12px; letter-spacing: 0.02em; }
td { color: var(--text-secondary); }
td code { background: none; border: none; color: var(--blue); padding: 0; }

/* callouts */
.callout {
  border: 1px solid rgba(var(--accent-rgb), 0.35);
  background: rgba(var(--accent-rgb), 0.07);
  border-radius: 10px;
  padding: 12px 16px;
  font-size: 13.5px;
  color: var(--text-secondary);
  margin: 14px 0 20px;
}
.callout strong { color: var(--accent); display: block; margin-bottom: 2px; }
.callout.warn { border-color: rgba(255, 215, 0, 0.4); background: rgba(255, 215, 0, 0.06); }
.callout.warn strong { color: var(--yellow); }

.foot { margin-top: 60px; padding-top: 20px; border-top: 1px solid var(--border); }
.foot p { font-size: 12.5px; color: var(--text-muted); margin: 0; }

/* controls */
.nav-toggle, .scroll-top {
  position: fixed;
  z-index: 60;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text-secondary);
  border-radius: 9px;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
  opacity: 0; pointer-events: none;
  transition: opacity 0.2s, transform 0.2s;
}
.nav-toggle { top: 14px; left: 14px; width: 42px; height: 42px; font-size: 18px; display: none; }
.scroll-top { bottom: 20px; right: 20px; width: 40px; height: 40px; font-size: 18px; }
.nav-toggle.show, .scroll-top.show { opacity: 1; pointer-events: auto; }

/* toast */
.toast {
  position: fixed;
  bottom: 24px; left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: #101314;
  font-family: var(--mono);
  font-size: 12.5px;
  font-weight: 700;
  padding: 10px 18px;
  border-radius: 8px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
  animation: sbToast 0.25s ease;
  z-index: 100;
}

/* ── Responsive ──────────────────────── */
@media (max-width: 860px) {
  body { display: block; }
  .sidebar {
    position: fixed;
    top: 0; left: 0; bottom: 0;
    width: 264px;
    transform: translateX(-100%);
    transition: transform 0.25s ease;
    z-index: 50;
  }
  .sidebar.open { transform: translateX(0); box-shadow: 0 0 40px rgba(0, 0, 0, 0.5); }
  .nav-toggle { display: flex; align-items: center; justify-content: center; }
  .content { padding-top: 72px; }
}
@media (max-width: 520px) {
  .content { padding: 64px 18px 60px; }
  table { font-size: 12px; display: block; overflow-x: auto; white-space: nowrap; }
}