/* ── Reset & Tokens ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:       #0d0f14;
  --surface:  #141720;
  --border:   #1e2230;
  --accent:   #5865f2;
  --accent2:  #7289da;
  --text:     #e2e5f0;
  --muted:    #7a8099;
  --success:  #3ba55d;
  --warn:     #faa61a;
  --danger:   #ed4245;
  --code-bg:  #0b0d12;

  --sidebar-w: 260px;
  --nav-h: 56px;
  --radius: 8px;
  --mono: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
  --sans: 'Inter', system-ui, sans-serif;
}

body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  font-size: 15px;
}

a { color: var(--accent2); text-decoration: none; }
a:hover { color: var(--text); }

/* ── Topnav ─────────────────────────────────────────────────────── */
#topnav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 20px;
  gap: 16px;
  z-index: 100;
}

#topnav .logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 17px;
  color: var(--text);
  white-space: nowrap;
}

#topnav .logo img { width: 30px; height: 30px; border-radius: 50%; }

#topnav .logo .version {
  font-size: 11px;
  background: var(--accent);
  color: #fff;
  padding: 2px 7px;
  border-radius: 20px;
  font-weight: 600;
  letter-spacing: .4px;
}

#search-box {
  flex: 1;
  max-width: 380px;
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 12px;
  color: var(--text);
  font-size: 13px;
  font-family: var(--sans);
  outline: none;
  transition: border-color .2s;
}
#search-box:focus { border-color: var(--accent); }
#search-box::placeholder { color: var(--muted); }

.nav-spacer { flex: 1; }

#hamburger {
  display: none;
  background: none;
  border: none;
  color: var(--text);
  cursor: pointer;
  padding: 6px;
}

/* ── Layout ─────────────────────────────────────────────────────── */
#layout {
  display: flex;
  padding-top: var(--nav-h);
  min-height: 100vh;
}

/* ── Sidebar ─────────────────────────────────────────────────────── */
#sidebar {
  position: fixed;
  top: var(--nav-h);
  left: 0;
  width: var(--sidebar-w);
  height: calc(100vh - var(--nav-h));
  overflow-y: auto;
  background: var(--surface);
  border-right: 1px solid var(--border);
  padding: 16px 0 40px;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

.sidebar-section { margin-bottom: 4px; }

.sidebar-category {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--muted);
  cursor: pointer;
  user-select: none;
}

.sidebar-category .cat-icon { font-size: 14px; }
.sidebar-category .chevron { margin-left: auto; font-size: 10px; transition: transform .2s; }
.sidebar-section.open .chevron { transform: rotate(90deg); }

.sidebar-items { display: none; }
.sidebar-section.open .sidebar-items { display: block; }

.sidebar-link {
  display: block;
  padding: 6px 16px 6px 36px;
  font-size: 13px;
  color: var(--muted);
  border-left: 2px solid transparent;
  transition: color .15s, border-color .15s, background .15s;
}
.sidebar-link:hover { color: var(--text); background: rgba(255,255,255,.03); }
.sidebar-link.active {
  color: var(--accent2);
  border-left-color: var(--accent);
  background: rgba(88,101,242,.08);
}

/* ── Content ─────────────────────────────────────────────────────── */
#content {
  margin-left: var(--sidebar-w);
  flex: 1;
  padding: 48px 60px 80px;
  max-width: 900px;
}

/* ── Page sections ──────────────────────────────────────────────── */
.page { display: none; }
.page.active { display: block; }

/* ── Typography ─────────────────────────────────────────────────── */
.page-eyebrow {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--accent2);
  margin-bottom: 10px;
}

.page-title {
  font-size: 30px;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 12px;
  letter-spacing: -.3px;
}

.page-desc {
  font-size: 16px;
  color: var(--muted);
  margin-bottom: 36px;
  max-width: 620px;
}

h2 {
  font-size: 20px;
  font-weight: 700;
  margin: 40px 0 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

h3 {
  font-size: 15px;
  font-weight: 700;
  margin: 28px 0 10px;
  color: var(--accent2);
}

p { margin-bottom: 14px; color: #c0c5d8; }

ul, ol { margin: 12px 0 16px 20px; color: #c0c5d8; }
li { margin-bottom: 6px; }

/* ── Code ───────────────────────────────────────────────────────── */
code {
  font-family: var(--mono);
  font-size: 13px;
  background: var(--code-bg);
  border: 1px solid var(--border);
  padding: 1px 6px;
  border-radius: 4px;
  color: #a8d8ff;
}

pre {
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
  overflow-x: auto;
  margin: 16px 0;
  position: relative;
}

pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: 13px;
  color: var(--text);
  line-height: 1.7;
}

.copy-btn {
  position: absolute;
  top: 10px; right: 10px;
  background: var(--border);
  border: none;
  color: var(--muted);
  font-size: 11px;
  font-family: var(--sans);
  padding: 3px 9px;
  border-radius: 4px;
  cursor: pointer;
  transition: color .15s, background .15s;
}
.copy-btn:hover { background: var(--accent); color: #fff; }
.copy-btn.copied { background: var(--success); color: #fff; }

/* Syntax highlight tokens */
.k { color: #c792ea; }   /* keyword */
.s { color: #c3e88d; }   /* string */
.n { color: #82aaff; }   /* name/var */
.c { color: #546e7a; font-style: italic; } /* comment */
.m { color: #f78c6c; }   /* number */
.fn { color: #89ddff; }  /* function */
.p { color: #89ddff; }   /* punctuation */

/* ── Callouts ───────────────────────────────────────────────────── */
.callout {
  border-left: 3px solid;
  padding: 14px 16px;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin: 16px 0;
  font-size: 14px;
}
.callout-info    { border-color: var(--accent2); background: rgba(114,137,218,.08); }
.callout-warn    { border-color: var(--warn);    background: rgba(250,166,26,.07); }
.callout-danger  { border-color: var(--danger);  background: rgba(237,66,69,.07); }
.callout-success { border-color: var(--success); background: rgba(59,165,93,.07); }

.callout strong { display: block; margin-bottom: 4px; }

/* ── Param table ────────────────────────────────────────────────── */
.param-table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  font-size: 13.5px;
}
.param-table th {
  text-align: left;
  padding: 8px 12px;
  background: var(--code-bg);
  color: var(--muted);
  font-weight: 600;
  font-size: 11px;
  letter-spacing: .5px;
  text-transform: uppercase;
  border-bottom: 1px solid var(--border);
}
.param-table td {
  padding: 9px 12px;
  border-bottom: 1px solid var(--border);
  color: #c0c5d8;
  vertical-align: top;
}
.param-table tr:last-child td { border-bottom: none; }
.param-table tr:hover td { background: rgba(255,255,255,.02); }

.badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 20px;
  letter-spacing: .3px;
}
.badge-req  { background: rgba(237,66,69,.2);  color: var(--danger); }
.badge-opt  { background: rgba(122,128,153,.2); color: var(--muted); }
.badge-perm { background: rgba(250,166,26,.15); color: var(--warn); }

/* ── Command card ────────────────────────────────────────────────── */
.cmd-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
  margin: 16px 0;
}
.cmd-card h3 { margin-top: 0; margin-bottom: 8px; }
.cmd-syntax {
  font-family: var(--mono);
  font-size: 14px;
  color: #c3e88d;
  margin-bottom: 10px;
  display: block;
}
.cmd-alias {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 8px;
}

/* ── Feature grid (home) ─────────────────────────────────────────── */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 14px;
  margin: 28px 0;
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  cursor: pointer;
  transition: border-color .2s, transform .15s;
}
.feature-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}
.feature-card .icon { font-size: 28px; margin-bottom: 10px; }
.feature-card .name { font-weight: 700; font-size: 14px; margin-bottom: 4px; }
.feature-card .sub  { font-size: 12px; color: var(--muted); }

/* ── Search results ─────────────────────────────────────────────── */
#search-results {
  display: none;
  position: absolute;
  top: calc(var(--nav-h) + 4px);
  left: 50%;
  transform: translateX(-160px);
  width: 380px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  z-index: 200;
  max-height: 360px;
  overflow-y: auto;
}

.search-item {
  padding: 10px 14px;
  cursor: pointer;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
}
.search-item:last-child { border-bottom: none; }
.search-item:hover { background: rgba(88,101,242,.1); }
.search-item .si-page { font-size: 11px; color: var(--muted); margin-top: 2px; }

/* ── Misc ───────────────────────────────────────────────────────── */
.divider { height: 1px; background: var(--border); margin: 32px 0; }

.tag {
  display: inline-block;
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 600;
  margin-right: 4px;
}
.tag-prefix { background: rgba(88,101,242,.2); color: var(--accent2); }
.tag-slash  { background: rgba(59,165,93,.15); color: var(--success); }

/* ── Responsive ─────────────────────────────────────────────────── */
@media (max-width: 768px) {
  #sidebar {
    left: calc(-1 * var(--sidebar-w));
    transition: left .25s;
    z-index: 90;
  }
  #sidebar.open { left: 0; }
  #content { margin-left: 0; padding: 28px 20px 60px; }
  #hamburger { display: block; }
  .feature-grid { grid-template-columns: 1fr 1fr; }
  #topnav .logo .version { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}