:root {
  --bg: #0b1020;
  --bg2: #050816;
  --fg: #e6e9f2;
  --fg-soft: #cdd3e4;
  --card: rgba(255,255,255,0.04);
  --card-strong: rgba(255,255,255,0.06);
  --border: rgba(255,255,255,0.08);
  --border-strong: rgba(255,255,255,0.14);
  --muted: rgba(230,233,242,0.55);
  --accent: #38bdf8;
  --accent2: #818cf8;
  --accent3: #f472b6;
  --code: #a5b4fc;
  --code-bg: rgba(2,6,23,0.6);
  --shadow: 0 25px 50px -12px rgba(0,0,0,0.6);
  --radius: 20px;
  --radius-sm: 10px;
  --ok: #4ade80;
  --warn: #fbbf24;
  --err: #f87171;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  min-height: 100vh;
  color: var(--fg);
  background:
    radial-gradient(1200px 600px at 80% -100px, rgba(129,140,248,0.18), transparent 60%),
    radial-gradient(900px 500px at -10% 10%, rgba(56,189,248,0.15), transparent 55%),
    linear-gradient(160deg, #1e1b4b 0%, #0b1020 45%, #050816 100%);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  line-height: 1.55;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,0.18) transparent;
}

body::-webkit-scrollbar { width: 8px; }
body::-webkit-scrollbar-track { background: transparent; }
body::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.18); border-radius: 99px; }
body::-webkit-scrollbar-thumb:hover { background: var(--accent); }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.layout {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 2.5rem;
  max-width: 1240px;
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
}

.sidebar {
  position: relative;
}

.sidebar-inner {
  position: sticky;
  top: 1.5rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.4rem 1.1rem;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding-bottom: 1rem;
  margin-bottom: 0.8rem;
  border-bottom: 1px solid var(--border);
}

.brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 11px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent2) 100%);
  box-shadow: 0 6px 18px color-mix(in srgb, var(--accent) 35%, transparent);
}

.brand-mark i {
  width: 20px;
  height: 20px;
  color: #0b1020;
}

.brand-title {
  font-weight: 800;
  font-size: 0.95rem;
  letter-spacing: -0.01em;
}

.brand-version {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  color: var(--muted);
  margin-top: 0.1rem;
}

.nav {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.nav-section {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.13em;
  color: var(--muted);
  margin: 0.9rem 0.5rem 0.35rem;
}

.nav-section:first-child { margin-top: 0; }

.nav-link {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.55rem 0.7rem;
  border-radius: var(--radius-sm);
  font-size: 0.86rem;
  font-weight: 500;
  color: var(--fg-soft);
  text-decoration: none;
  transition: background 0.15s, color 0.15s, transform 0.12s;
  border: 1px solid transparent;
}

.nav-link i {
  width: 14px;
  height: 14px;
  color: var(--muted);
  transition: color 0.15s;
  flex-shrink: 0;
}

.nav-link:hover {
  background: rgba(255,255,255,0.04);
  color: var(--fg);
  text-decoration: none;
}

.nav-link.active {
  background: color-mix(in srgb, var(--accent) 14%, transparent);
  border-color: color-mix(in srgb, var(--accent) 28%, transparent);
  color: var(--fg);
}

.nav-link.active i { color: var(--accent); }

.content {
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
  min-width: 0;
}

.card {
  background: var(--card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem 2.2rem;
  box-shadow: var(--shadow);
  scroll-margin-top: 1.5rem;
}

.card.hero {
  padding: 2.6rem 2.2rem 2.4rem;
  text-align: left;
  background:
    radial-gradient(700px 280px at 90% 0%, rgba(129,140,248,0.18), transparent 60%),
    radial-gradient(500px 240px at -10% 100%, rgba(56,189,248,0.15), transparent 60%),
    var(--card);
}

.hero-tag {
  display: inline-block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 0.9rem;
  border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent);
  padding: 0.3rem 0.7rem;
  border-radius: 6px;
  background: color-mix(in srgb, var(--accent) 8%, transparent);
}

.card.hero h1 {
  font-size: 3rem;
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.05;
  background: linear-gradient(135deg, var(--fg) 0%, var(--accent) 60%, var(--accent2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
}

.hero-lead {
  font-size: 1.05rem;
  color: var(--fg-soft);
  max-width: 580px;
  margin-bottom: 1.6rem;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.8rem;
}

.stat {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 0.9rem 1rem;
}

.stat-v {
  font-family: 'JetBrains Mono', monospace;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--fg);
  letter-spacing: -0.01em;
}

.stat-l {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin-top: 0.2rem;
  font-weight: 600;
}

.card h2 {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.4rem;
}

.card h2 i {
  width: 20px;
  height: 20px;
  color: var(--accent);
}

.card h3 {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin: 1.5rem 0 0.7rem;
}

.lead {
  color: var(--fg-soft);
  font-size: 0.95rem;
  margin-bottom: 1.1rem;
  max-width: 640px;
}

.endpoint {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  font-weight: 600;
  background: var(--code-bg);
  border: 1px solid var(--border);
  padding: 0.4rem 0.7rem;
  border-radius: 8px;
  margin-bottom: 0.9rem;
}

.endpoint .method {
  color: var(--accent);
  font-weight: 700;
}

.endpoint .path {
  color: var(--fg);
}

.steps {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  counter-reset: step;
}

.steps li {
  display: flex;
  gap: 0.9rem;
  align-items: flex-start;
  background: rgba(255,255,255,0.025);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.85rem 1rem;
  font-size: 0.92rem;
  color: var(--fg-soft);
}

.steps li b { color: var(--fg); font-weight: 600; }

.steps li code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  background: var(--code-bg);
  border: 1px solid var(--border);
  color: var(--code);
  padding: 0.1rem 0.45rem;
  border-radius: 5px;
}

.step-n {
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent2) 100%);
  color: #0b1020;
  font-family: 'JetBrains Mono', monospace;
  font-weight: 700;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.code-block {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.55rem 0.55rem 0.55rem 1.1rem;
}

.code-block code {
  flex: 1;
  min-width: 0;
  display: block;
  overflow-x: auto;
  white-space: nowrap;
  scrollbar-width: none;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.82rem;
  color: var(--code);
  line-height: 1.7;
}

.code-block code::-webkit-scrollbar { display: none; }

.code-block.full code {
  white-space: pre-wrap;
  word-break: break-all;
  overflow-x: visible;
}

.copy-btn {
  position: relative;
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.04);
  color: var(--muted);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.18s;
  outline: none;
}

.copy-btn:hover {
  background: rgba(255,255,255,0.09);
  border-color: var(--accent);
  color: var(--fg);
}

.copy-btn:focus-visible {
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 35%, transparent);
}

.copy-btn.copied {
  background: color-mix(in srgb, var(--ok) 18%, transparent);
  border-color: var(--ok);
  color: var(--ok);
}

.copy-btn i { width: 14px; height: 14px; }

.params {
  width: 100%;
  border-collapse: collapse;
  margin-top: 0.4rem;
  font-size: 0.88rem;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}

.params thead {
  background: rgba(255,255,255,0.03);
}

.params th {
  text-align: left;
  padding: 0.65rem 0.85rem;
  border-bottom: 1px solid var(--border);
  color: var(--muted);
  font-weight: 600;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.params td {
  padding: 0.6rem 0.85rem;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  color: var(--fg);
}

.params tbody tr:last-child td { border-bottom: none; }

.params td code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  color: var(--accent);
  background: var(--code-bg);
  padding: 0.12rem 0.45rem;
  border-radius: 5px;
}

.params.codes td:first-child {
  font-family: 'JetBrains Mono', monospace;
  color: var(--accent);
  white-space: nowrap;
  font-weight: 600;
}

.status-table .sc {
  font-family: 'JetBrains Mono', monospace;
  font-weight: 700;
  font-size: 0.82rem;
  padding: 0.2rem 0.55rem;
  border-radius: 6px;
  border: 1px solid;
}

.sc.ok { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 45%, transparent); background: color-mix(in srgb, var(--ok) 12%, transparent); }
.sc.warn { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 45%, transparent); background: color-mix(in srgb, var(--warn) 12%, transparent); }
.sc.err { color: var(--err); border-color: color-mix(in srgb, var(--err) 45%, transparent); background: color-mix(in srgb, var(--err) 12%, transparent); }

.json {
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.2rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.82rem;
  color: var(--code);
  line-height: 1.65;
  overflow-x: auto;
  margin-top: 0.4rem;
  scrollbar-width: none;
}

.json::-webkit-scrollbar { display: none; }

footer {
  text-align: center;
  padding: 1.5rem 1rem 0;
  color: var(--muted);
  font-size: 0.82rem;
}

@media (max-width: 960px) {
  .layout {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding: 1.5rem 1rem 3rem;
  }
  .sidebar-inner { position: static; }
  .nav { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.2rem; }
  .nav-section { grid-column: 1 / -1; }
  .card.hero h1 { font-size: 2.2rem; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 540px) {
  .card { padding: 1.4rem 1.4rem; }
  .card.hero { padding: 1.8rem 1.4rem; }
  .card.hero h1 { font-size: 1.8rem; }
  .nav { grid-template-columns: 1fr; }
  .params { font-size: 0.78rem; }
  .params th, .params td { padding: 0.5rem 0.55rem; }
}