/* ---- upstream docs — shared styles ---- */
/* Matches site/index.html design tokens  */

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

:root {
  --bg: #0a0a0f;
  --bg-elevated: #111118;
  --bg-surface: #16161f;
  --bg-surface-hover: #1c1c28;
  --border: #222230;
  --border-accent: #2a3a2e;

  --text: #e8e8ed;
  --text-secondary: #9090a0;
  --text-dim: #606070;

  --accent: #3ddc84;
  --accent-dim: #2a9d5e;
  --accent-glow: rgba(61, 220, 132, 0.08);

  --orange: #ef6f2e;
  --orange-dim: rgba(239, 111, 46, 0.15);

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', 'Cascadia Code', 'Fira Code', 'Consolas', monospace;

  --sidebar-w: 240px;
  --measure: 720px;
}

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('https://fonts.gstatic.com/s/inter/v18/UcCO3FwrK3iLTeHuS_nVMrMxCp50SjIw2boKoduKmMEVuLyfMZg.ttf') format('truetype');
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('https://fonts.gstatic.com/s/inter/v18/UcCO3FwrK3iLTeHuS_nVMrMxCp50SjIw2boKoduKmMEVuI6fMZg.ttf') format('truetype');
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('https://fonts.gstatic.com/s/inter/v18/UcCO3FwrK3iLTeHuS_nVMrMxCp50SjIw2boKoduKmMEVuGKYMZg.ttf') format('truetype');
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('https://fonts.gstatic.com/s/jetbrainsmono/v18/tDbY2o-flEEny0FZhsfKu5WU4zr3E_BX0PnT8RD8yKxTOlOV.ttf') format('truetype');
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

::selection {
  background: rgba(61, 220, 132, 0.25);
  color: #fff;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.15s ease;
}
a:hover { color: #5af09e; }
a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 2px;
}

/* ---- Layout: sidebar + content ---- */

.docs-layout {
  display: flex;
  min-height: 100vh;
}

.docs-sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--sidebar-w);
  height: 100vh;
  overflow-y: auto;
  padding: 24px 0;
  border-right: 1px solid var(--border);
  background: var(--bg-elevated);
  z-index: 50;
}

.sidebar-logo {
  display: block;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--text);
  padding: 0 24px 20px;
  letter-spacing: -0.02em;
}
.sidebar-logo span { color: var(--accent); }
.sidebar-logo small {
  display: block;
  font-family: var(--font-sans);
  font-size: 11px;
  color: var(--text-dim);
  margin-top: 2px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.sidebar-nav {
  list-style: none;
}
.sidebar-nav li a {
  display: block;
  padding: 8px 24px;
  font-size: 13px;
  color: var(--text-secondary);
  transition: color 0.15s ease, background 0.15s ease;
}
.sidebar-nav li a:hover {
  color: var(--text);
  background: var(--bg-surface);
}
.sidebar-nav li a.active {
  color: var(--accent);
  background: var(--accent-glow);
  border-right: 2px solid var(--accent);
}

.sidebar-section {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-dim);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 20px 24px 8px;
}

/* Mobile sidebar toggle */
.sidebar-toggle {
  display: none;
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 60;
  width: 40px;
  height: 40px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 20px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

.docs-main {
  margin-left: var(--sidebar-w);
  flex: 1;
  min-width: 0;
}

.docs-content {
  max-width: var(--measure);
  margin: 0 auto;
  padding: 48px 32px 96px;
}

/* ---- Typography ---- */

.docs-content h1 {
  font-size: 32px;
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 8px;
}

.docs-content .subtitle {
  font-size: 17px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 40px;
}

.docs-content h2 {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-top: 48px;
  margin-bottom: 16px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.docs-content h2:first-of-type {
  margin-top: 0;
  border-top: none;
  padding-top: 0;
}

.docs-content h3 {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-top: 32px;
  margin-bottom: 12px;
}

.docs-content p {
  margin-bottom: 16px;
  color: var(--text-secondary);
  line-height: 1.7;
}

.docs-content strong {
  color: var(--text);
  font-weight: 500;
}

.docs-content ul, .docs-content ol {
  margin-bottom: 16px;
  padding-left: 20px;
}

.docs-content li {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 4px;
}

/* ---- Code blocks ---- */

.docs-content code {
  font-family: var(--font-mono);
  font-size: 13px;
  background: var(--bg-surface);
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--accent);
}

.docs-content pre {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px;
  margin-bottom: 24px;
  overflow-x: auto;
  line-height: 1.65;
}

.docs-content pre code {
  background: none;
  padding: 0;
  border-radius: 0;
  font-size: 13px;
  color: var(--text);
}

/* Syntax highlighting — inline CSS, no highlight.js */
.tok-kw { color: #c792ea; }      /* keywords: from, import, with, as, if, return */
.tok-fn { color: #82aaff; }      /* functions, methods */
.tok-str { color: #c3e88d; }     /* strings */
.tok-cm { color: var(--text-dim); } /* comments */
.tok-num { color: #f78c6c; }     /* numbers */
.tok-op { color: var(--text-secondary); } /* operators */
.tok-type { color: #ffcb6b; }    /* types, classes */
.tok-flag { color: #81a2be; }    /* CLI flags */
.tok-prompt { color: var(--accent); } /* $ prompts */
.tok-out { color: var(--text-secondary); } /* output */
.tok-err { color: #f07178; }     /* errors */

/* Code block label */
.code-label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 0.04em;
  margin-bottom: 8px;
}

/* ---- Tables ---- */

.docs-content table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 24px;
  font-size: 14px;
}

.docs-content th {
  text-align: left;
  padding: 10px 16px;
  font-weight: 500;
  font-size: 12px;
  color: var(--text-dim);
  border-bottom: 1px solid var(--border);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-family: var(--font-mono);
}

.docs-content td {
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
  vertical-align: top;
}

.docs-content td:first-child {
  color: var(--text);
  font-weight: 500;
}

.docs-content td code {
  font-size: 12px;
}

/* ---- Cards ---- */

.card-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 24px;
}

.card {
  padding: 24px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 8px;
  transition: border-color 0.2s ease;
}
.card:hover { border-color: var(--border-accent); }

.card h4 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.card p {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 0;
}

/* ---- Method signatures ---- */

.method-sig {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--text);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px 20px;
  margin-bottom: 12px;
  overflow-x: auto;
}

.method-sig .tok-fn { font-weight: 500; }

.param-table {
  margin-bottom: 32px;
}
.param-table td:first-child {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent);
  white-space: nowrap;
}
.param-table td:nth-child(2) {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-dim);
  white-space: nowrap;
}

/* ---- Quickstart steps ---- */

.step-num {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent);
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}

/* ---- Pricing cards (docs variant) ---- */

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 24px;
}

.price-card {
  padding: 28px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 8px;
  display: flex;
  flex-direction: column;
}
.price-card.featured {
  border-color: var(--accent-dim);
  background: linear-gradient(180deg, var(--accent-glow) 0%, var(--bg-elevated) 50%);
}

.price-tier {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.price-amount {
  font-size: 32px;
  font-weight: 600;
  letter-spacing: -0.04em;
  margin-bottom: 4px;
}

.price-unit {
  font-size: 13px;
  color: var(--text-dim);
  margin-bottom: 20px;
}

.price-features {
  list-style: none;
  padding: 0;
  flex: 1;
}
.price-features li {
  font-size: 13px;
  color: var(--text-secondary);
  padding: 5px 0;
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.price-features li::before {
  content: '';
  width: 4px;
  height: 4px;
  background: var(--accent-dim);
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 6px;
}

/* ---- Alert / callout ---- */

.callout {
  padding: 16px 20px;
  background: var(--accent-glow);
  border: 1px solid var(--border-accent);
  border-radius: 8px;
  margin-bottom: 24px;
  font-size: 14px;
  color: var(--text-secondary);
}
.callout strong { color: var(--accent); }

.callout-warn {
  background: var(--orange-dim);
  border-color: rgba(239, 111, 46, 0.3);
}
.callout-warn strong { color: var(--orange); }

/* ---- Responsive ---- */

@media (max-width: 768px) {
  .docs-sidebar {
    transform: translateX(-100%);
    transition: transform 0.2s ease;
  }
  .docs-sidebar.open {
    transform: translateX(0);
  }

  .sidebar-toggle { display: flex; }

  .docs-main { margin-left: 0; }

  .docs-content {
    padding: 72px 16px 64px;
  }

  .card-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .docs-content h1 { font-size: 26px; }
  .docs-content pre { padding: 16px; }
  .docs-content pre code { font-size: 12px; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
  html { scroll-behavior: auto; }
}