:root {
  --ink:        #0D1B2E;
  --ink-mid:    #1A2B4A;
  --ink-soft:   #243660;
  --amber:      #F5A623;
  --amber-deep: #E8891A;
  --amber-pale: #FDF3E0;
  --slate:      #6B7FA3;
  --slate-light:#A8B8D0;
  --fog:        #EEF2F8;
  --white:      #FFFFFF;
  --mono: 'DM Mono', 'Fira Mono', monospace;
  --sans: 'DM Sans', system-ui, sans-serif;
  --serif: 'DM Serif Display', Georgia, serif;
  --sidebar-w: 260px;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { background: var(--fog); color: var(--ink); font-family: var(--sans); font-size: 15px; line-height: 1.6; -webkit-font-smoothing: antialiased; }

/* ── Nav ── */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 200;
  height: 56px;
  background: rgba(238,242,248,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid #DDE3EE;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 32px;
}
.nav-logo { display:flex; align-items:center; gap:10px; text-decoration:none; }
.nav-wordmark { font-family:var(--mono); font-size:15px; font-weight:500; color:var(--ink); letter-spacing:-0.3px; }
.nav-wordmark span { color:var(--amber); }
.nav-links { display:flex; align-items:center; gap:24px; list-style:none; }
.nav-links a { font-family:var(--mono); font-size:12px; color:var(--slate); text-decoration:none; letter-spacing:0.3px; transition:color 0.15s; }
.nav-links a:hover, .nav-links a.active { color:var(--ink); }
.nav-cta { padding:7px 16px; background:var(--amber); color:var(--ink) !important; border-radius:4px; font-weight:500 !important; }
.nav-cta:hover { background:var(--amber-deep) !important; }

/* ── Docs layout ── */
.docs-layout { display:flex; padding-top:56px; min-height:100vh; }

.sidebar {
  width: var(--sidebar-w);
  flex-shrink: 0;
  position: fixed;
  top: 56px; left: 0; bottom: 0;
  background: var(--white);
  border-right: 1px solid #DDE3EE;
  overflow-y: auto;
  padding: 28px 0 40px;
}

.sidebar-section { margin-bottom: 28px; }
.sidebar-label {
  font-family: var(--mono); font-size: 9px; font-weight: 500;
  letter-spacing: 2.5px; color: var(--amber); text-transform: uppercase;
  padding: 0 24px; margin-bottom: 8px; display: block;
}
.sidebar-link {
  display: block; padding: 7px 24px;
  font-size: 13px; color: var(--slate); text-decoration: none;
  border-left: 2px solid transparent;
  transition: all 0.15s;
}
.sidebar-link:hover { color: var(--ink); background: var(--fog); }
.sidebar-link.active { color: var(--ink); border-left-color: var(--amber); background: var(--amber-pale); font-weight: 500; }

.docs-content {
  margin-left: var(--sidebar-w);
  flex: 1;
  max-width: 820px;
  padding: 56px 64px 100px;
}

/* ── Doc typography ── */
.doc-eyebrow { font-family:var(--mono); font-size:10px; letter-spacing:2.5px; color:var(--amber); text-transform:uppercase; margin-bottom:10px; }
.doc-h1 { font-family:var(--serif); font-size:42px; font-weight:400; color:var(--ink); letter-spacing:-1.5px; line-height:1.08; margin-bottom:16px; }
.doc-lead { font-size:17px; color:var(--slate); line-height:1.65; margin-bottom:48px; border-bottom:1px solid #DDE3EE; padding-bottom:40px; }
.doc-h2 { font-family:var(--sans); font-size:22px; font-weight:600; color:var(--ink); letter-spacing:-0.3px; margin:48px 0 16px; }
.doc-h3 { font-family:var(--sans); font-size:16px; font-weight:600; color:var(--ink); margin:32px 0 10px; }
p { color:var(--ink); line-height:1.7; margin-bottom:16px; }
p:last-child { margin-bottom: 0; }

/* ── Code ── */
pre {
  background: var(--ink); border-radius:8px; padding:20px 24px;
  overflow-x:auto; margin:20px 0;
  border-left: 3px solid var(--amber);
}
pre code { font-family:var(--mono); font-size:13px; line-height:1.75; color:#C8D8F0; background:none; padding:0; border:none; border-radius:0; }
code { font-family:var(--mono); font-size:12.5px; background:#E8EDF8; color:var(--ink-mid); padding:2px 6px; border-radius:3px; }
pre code .k  { color:#7BA7D4; }
pre code .s  { color:#98C379; }
pre code .c  { color:#3D5070; }
pre code .a  { color:#F5A623; }
pre code .f  { color:#E8A87C; }

/* ── Callouts ── */
.callout { padding:16px 20px; border-radius:0 6px 6px 0; margin:24px 0; }
.callout-info { background:#EEF4FF; border-left:3px solid #5B8DEF; }
.callout-warn { background:var(--amber-pale); border-left:3px solid var(--amber); }
.callout-tip  { background:#EAF7EE; border-left:3px solid #2A8A4A; }
.callout-title { font-family:var(--mono); font-size:10px; letter-spacing:1.5px; font-weight:500; text-transform:uppercase; margin-bottom:6px; }
.callout-info  .callout-title { color:#3B6BD6; }
.callout-warn  .callout-title { color:var(--amber-deep); }
.callout-tip   .callout-title { color:#2A8A4A; }
.callout p { font-size:14px; margin-bottom:0; }

/* ── Table ── */
table { width:100%; border-collapse:collapse; margin:24px 0; font-size:14px; }
th { font-family:var(--mono); font-size:10px; letter-spacing:1.5px; text-transform:uppercase; color:var(--slate); font-weight:500; padding:10px 14px; border-bottom:2px solid #DDE3EE; text-align:left; }
td { padding:11px 14px; border-bottom:1px solid #EEF2F8; vertical-align:top; }
tr:last-child td { border-bottom:none; }
td code { font-size:12px; }

/* ── Steps ── */
.steps { counter-reset:step; margin:24px 0; }
.step { display:flex; gap:20px; padding:20px 0; border-bottom:1px solid #EEF2F8; counter-increment:step; }
.step:last-child { border-bottom:none; }
.step-num::before { content:counter(step); display:flex; align-items:center; justify-content:center; width:28px; height:28px; background:var(--amber); color:var(--ink); border-radius:50%; font-family:var(--mono); font-size:12px; font-weight:500; flex-shrink:0; margin-top:2px; }
.step-body { flex:1; }
.step-title { font-weight:600; font-size:15px; margin-bottom:6px; }
.step-desc { font-size:14px; color:var(--slate); line-height:1.6; }

/* ── Footer ── */
.docs-footer { margin-top:64px; padding-top:32px; border-top:1px solid #DDE3EE; display:flex; justify-content:space-between; align-items:center; }
.docs-footer-nav { display:flex; gap:24px; }
.docs-footer-nav a { font-family:var(--mono); font-size:12px; color:var(--slate); text-decoration:none; }
.docs-footer-nav a:hover { color:var(--ink); }
.prev-next { display:flex; justify-content:space-between; gap:16px; margin-top:64px; }
.pn-card { flex:1; padding:20px 24px; background:var(--white); border:1px solid #DDE3EE; border-radius:8px; text-decoration:none; transition:box-shadow 0.15s; }
.pn-card:hover { box-shadow:0 4px 16px rgba(13,27,46,0.08); }
.pn-dir { font-family:var(--mono); font-size:10px; letter-spacing:1.5px; color:var(--slate); text-transform:uppercase; margin-bottom:4px; }
.pn-title { font-size:14px; font-weight:600; color:var(--ink); }
.pn-card.next { text-align:right; }

/* ── Responsive ── */
@media (max-width: 900px) {
  .sidebar { display:none; }
  .docs-content { margin-left:0; padding:32px 20px 80px; }
  .nav { padding:0 20px; }
}