/* ==========================================================================
   OzBridge documentation site — theme
   Palette and type scale mirror docs/QUICK-START.html so the site and the
   guide read as one product.
   ========================================================================== */

:root {
  --bg: #0e0e12;
  --bg-deep: #08080b;
  --surface: #16161d;
  --surface-2: #1e1e28;
  --border: #2a2a35;
  --border-soft: #22222c;

  --text: #e2e2e8;
  --text-strong: #ffffff;
  --text-muted: #8b8b9e;

  --accent: #01d68f;
  --accent-dark: #00b377;
  --accent-soft: rgba(1, 214, 143, 0.12);
  --accent-line: rgba(1, 214, 143, 0.32);

  --amber: #f0a35e;
  --amber-soft: rgba(240, 163, 94, 0.12);
  --amber-line: rgba(240, 163, 94, 0.3);

  --radius: 14px;
  --radius-sm: 10px;
  --maxw: 1120px;
  --font: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --mono: ui-monospace, 'SF Mono', 'Cascadia Code', 'JetBrains Mono', Consolas, monospace;
}

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

html { scroll-behavior: smooth; font-size: 16px; scroll-padding-top: 90px; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

::selection { background: var(--accent-soft); color: var(--text-strong); }
::-webkit-scrollbar { width: 9px; height: 9px; }
::-webkit-scrollbar-track { background: var(--surface); }
::-webkit-scrollbar-thumb { background: rgba(1, 214, 143, 0.35); border-radius: 5px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

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

img { max-width: 100%; height: auto; display: block; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 999;
  background: var(--accent); color: #06120d; padding: 10px 18px;
  border-radius: 0 0 var(--radius-sm) 0; font-weight: 700;
}
.skip-link:focus { left: 0; }

/* ===== HEADER ===== */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(14, 14, 18, 0.86);
  backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid var(--border-soft);
}
.site-header .wrap {
  display: flex; align-items: center; gap: 28px;
  min-height: 64px;
}
.brand { display: flex; align-items: center; gap: 11px; font-weight: 700; color: var(--text-strong); letter-spacing: -0.3px; }
.brand:hover { text-decoration: none; }
.brand img { width: 30px; height: 30px; border-radius: 9px; border: 1px solid var(--border); }
.brand small {
  display: block; font-size: 11px; font-weight: 500;
  color: var(--text-muted); letter-spacing: 0.2px; line-height: 1.2;
}
.site-nav { margin-left: auto; display: flex; align-items: center; gap: 22px; flex-wrap: wrap; }
.site-nav a { color: var(--text-muted); font-size: 14px; font-weight: 500; }
.site-nav a:hover { color: var(--accent); text-decoration: none; }
.site-nav .nav-cta {
  color: var(--accent); border: 1px solid var(--accent-line);
  background: var(--accent-soft); padding: 7px 15px; border-radius: 999px;
}
.site-nav .nav-cta:hover { background: rgba(1, 214, 143, 0.2); }

/* ===== HERO ===== */
.hero { position: relative; overflow: hidden; border-bottom: 1px solid var(--border-soft); }
.hero-bg {
  position: absolute; inset: 0;
  background-image: url('../img/hero-banner.webp');
  background-size: cover; background-position: center 42%;
  opacity: 0.42;
}
.hero::after {
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(1000px 420px at 18% 22%, rgba(14, 14, 18, 0.94), rgba(14, 14, 18, 0.6) 55%, transparent),
    linear-gradient(180deg, rgba(14, 14, 18, 0.72) 0%, rgba(14, 14, 18, 0.88) 62%, var(--bg) 100%);
}
.hero .wrap { position: relative; z-index: 2; padding-top: 88px; padding-bottom: 76px; }

.badge {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 6px 15px; border-radius: 999px;
  background: var(--accent-soft); border: 1px solid var(--accent-line);
  color: var(--accent); font-size: 11.5px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.9px;
}
.badge::before {
  content: ''; width: 7px; height: 7px; border-radius: 50%;
  background: var(--accent); box-shadow: 0 0 10px var(--accent);
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.35; } }

.hero h1 {
  margin: 24px 0 0;
  font-size: clamp(2.1rem, 5.2vw, 3.5rem);
  line-height: 1.1; letter-spacing: -1.6px;
  font-weight: 800; color: var(--text-strong);
  max-width: 17ch;
}
.hero h1 .grad {
  background: linear-gradient(135deg, var(--accent), #6ee7c4 55%, var(--amber));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-sub {
  margin-top: 20px; max-width: 62ch;
  font-size: clamp(1rem, 1.6vw, 1.16rem); color: #c3c3d0;
}
.hero-sub strong { color: var(--text-strong); font-weight: 600; }

.cta-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.btn {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 12px 22px; border-radius: 11px;
  font-size: 14.5px; font-weight: 650; letter-spacing: 0.1px;
  border: 1px solid transparent; transition: transform 0.15s ease, box-shadow 0.2s ease, background 0.2s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: #06120d; box-shadow: 0 8px 26px rgba(1, 214, 143, 0.24);
}
.btn-primary:hover { box-shadow: 0 12px 32px rgba(1, 214, 143, 0.34); }
.btn-ghost { background: rgba(255, 255, 255, 0.04); border-color: var(--border); color: var(--text); }
.btn-ghost:hover { border-color: var(--accent-line); color: var(--accent); }

.stat-row {
  display: flex; flex-wrap: wrap; gap: 14px 34px;
  margin-top: 38px; padding-top: 26px;
  border-top: 1px solid var(--border-soft);
}
.stat b { display: block; font-size: 1.28rem; color: var(--text-strong); font-weight: 750; letter-spacing: -0.4px; }
.stat span { font-size: 12.5px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.7px; }

/* ===== SECTIONS ===== */
.section { padding: 78px 0; border-bottom: 1px solid var(--border-soft); }
.section:last-of-type { border-bottom: 0; }
.section-alt { background: linear-gradient(180deg, var(--bg), #101017 40%, var(--bg)); }

.eyebrow {
  font-size: 11.5px; font-weight: 750; letter-spacing: 1.4px;
  text-transform: uppercase; color: var(--accent);
}
.section h2 {
  margin: 12px 0 0; font-size: clamp(1.5rem, 3vw, 2.05rem);
  line-height: 1.2; letter-spacing: -0.8px; font-weight: 750; color: var(--text-strong);
}
.section .lede { margin-top: 14px; max-width: 72ch; color: #b9b9c8; font-size: 1.02rem; }
.section h3 { margin: 0 0 10px; font-size: 1.06rem; font-weight: 700; color: var(--text-strong); letter-spacing: -0.2px; }

.definition {
  margin-top: 26px; padding: 24px 26px;
  background: var(--surface); border: 1px solid var(--border);
  border-left: 3px solid var(--accent); border-radius: var(--radius);
  font-size: 1.08rem; color: #d6d6e0;
}
.definition strong { color: var(--text-strong); }

/* ===== GRIDS & CARDS ===== */
.grid { display: grid; gap: 16px; margin-top: 34px; }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(min(268px, 100%), 1fr)); }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(min(440px, 100%), 1fr)); }

.card {
  padding: 24px; border-radius: var(--radius);
  background: var(--surface); border: 1px solid var(--border);
  transition: border-color 0.2s ease, transform 0.2s ease, background 0.2s ease;
}
.card:hover { border-color: var(--accent-line); transform: translateY(-2px); background: var(--surface-2); }
.card p { color: var(--text-muted); font-size: 14.5px; }
.card p code, .card li code { color: var(--accent); }
.card .ico {
  display: inline-flex; align-items: center; justify-content: center;
  width: 38px; height: 38px; margin-bottom: 14px;
  border-radius: 11px; background: var(--accent-soft);
  border: 1px solid var(--accent-line); color: var(--accent);
  font-size: 17px; font-weight: 800;
}
.card.amber .ico { background: var(--amber-soft); border-color: var(--amber-line); color: var(--amber); }

/* ===== FLOW DIAGRAM ===== */
.flow {
  margin-top: 34px; padding: 30px 26px;
  background:
    radial-gradient(600px 220px at 50% 0%, rgba(1, 214, 143, 0.07), transparent 70%),
    var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius);
  display: grid; grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: center; gap: 16px;
}
.flow-col { display: grid; gap: 10px; }
.flow-node {
  padding: 12px 14px; border-radius: var(--radius-sm);
  background: var(--surface-2); border: 1px solid var(--border);
  font-size: 13.5px; color: var(--text); text-align: center;
}
.flow-node b { display: block; color: var(--text-strong); font-size: 14px; }
.flow-node small { color: var(--text-muted); font-size: 11.5px; }
.flow-node.hub {
  background: linear-gradient(160deg, rgba(1, 214, 143, 0.14), rgba(1, 214, 143, 0.03));
  border-color: var(--accent-line); box-shadow: 0 0 28px rgba(1, 214, 143, 0.1);
}
.flow-node.hub b { color: var(--accent); }
.flow-node.warm { border-color: var(--amber-line); }
.flow-node.warm b { color: var(--amber); }
.flow-link {
  position: relative; min-width: 62px; height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-line), transparent);
}
.flow-link span {
  position: absolute; left: 50%; top: -22px; transform: translateX(-50%);
  font-size: 10.5px; color: var(--text-muted); white-space: nowrap;
  text-transform: uppercase; letter-spacing: 0.7px;
}
.flow-link::after {
  content: ''; position: absolute; right: -1px; top: -3px;
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--accent); box-shadow: 0 0 10px var(--accent);
}

/* ===== TABLES ===== */
.table-scroll { overflow-x: auto; margin-top: 30px; border: 1px solid var(--border); border-radius: var(--radius); }
table { width: 100%; border-collapse: collapse; font-size: 14.5px; }
th, td { padding: 13px 18px; text-align: left; border-bottom: 1px solid var(--border-soft); vertical-align: top; }
thead th {
  background: var(--surface); color: var(--text-strong);
  font-size: 12px; text-transform: uppercase; letter-spacing: 0.8px; font-weight: 700;
}
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: rgba(255, 255, 255, 0.02); }
td code { color: var(--accent); }

/* ===== CODE ===== */
code {
  font-family: var(--mono); font-size: 0.88em;
  background: rgba(1, 214, 143, 0.09); color: var(--accent);
  padding: 2px 6px; border-radius: 5px;
}
pre {
  position: relative; overflow-x: auto;
  padding: 18px 20px; border-radius: var(--radius-sm);
  background: var(--bg-deep); border: 1px solid var(--border);
  font-family: var(--mono); font-size: 13.2px; line-height: 1.65;
}
pre code { background: none; color: #d4d4e4; padding: 0; font-size: inherit; }
pre::-webkit-scrollbar { height: 7px; }
pre::-webkit-scrollbar-track { background: transparent; }
pre::-webkit-scrollbar-thumb { background: var(--border); }
pre:hover::-webkit-scrollbar-thumb { background: #3a3a48; }
.tok-key { color: #7fd7ff; }
.tok-str { color: var(--accent); }
.tok-cmt { color: #6b6b80; font-style: italic; }
.tok-fn { color: var(--amber); }

.copy-btn {
  position: absolute; top: 9px; right: 9px;
  padding: 4px 10px; border-radius: 7px;
  background: var(--surface-2); border: 1px solid var(--border);
  color: var(--text-muted); font-size: 11px; font-weight: 600;
  font-family: var(--font); cursor: pointer; opacity: 0; transition: opacity 0.18s ease, color 0.18s ease;
}
pre:hover .copy-btn, .copy-btn:focus { opacity: 1; }
.copy-btn:hover { color: var(--accent); border-color: var(--accent-line); }

/* ===== CLIENT CARDS ===== */
.client-card { padding: 0; overflow: hidden; display: flex; flex-direction: column; }
.client-card:hover { transform: none; }
.client-head {
  display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap;
  padding: 18px 22px; border-bottom: 1px solid var(--border);
  background: var(--surface-2);
}
.client-head h3 { margin: 0; font-size: 1rem; }
.client-head span { font-size: 12.5px; color: var(--text-muted); font-family: var(--mono); }
.client-card pre { flex: 1; border: 0; border-radius: 0; background: var(--bg-deep); }

/* ===== GALLERY ===== */
.shots { display: grid; gap: 18px; margin-top: 34px; grid-template-columns: repeat(auto-fit, minmax(min(420px, 100%), 1fr)); }
.shot {
  border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; background: var(--surface);
}
.shot img {
  width: 100%; height: 380px;
  object-fit: contain; object-position: center;
  background: var(--bg-deep); border-bottom: 1px solid var(--border);
}
.shot figcaption { padding: 13px 18px; font-size: 13.5px; color: var(--text-muted); }
.shot figcaption b { display: block; color: var(--text-strong); font-size: 14px; font-weight: 650; }

/* ===== FAQ ===== */
.faq { margin-top: 30px; display: grid; gap: 10px; }
.faq details {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-sm); overflow: hidden;
}
.faq details[open] { border-color: var(--accent-line); }
.faq summary {
  padding: 16px 20px; cursor: pointer; list-style: none;
  font-weight: 620; color: var(--text-strong); font-size: 15px;
  display: flex; justify-content: space-between; gap: 16px; align-items: center;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; color: var(--accent); font-size: 20px; font-weight: 400; line-height: 1; }
.faq details[open] summary::after { content: '−'; }
.faq summary:hover { color: var(--accent); }
.faq .answer { padding: 0 20px 18px; color: var(--text-muted); font-size: 14.5px; }
.faq .answer p + p { margin-top: 10px; }

/* ===== CALLOUT ===== */
.callout {
  margin-top: 30px; padding: 20px 24px;
  border-radius: var(--radius); border: 1px solid var(--amber-line);
  background: var(--amber-soft); color: #dcd3c6; font-size: 14.5px;
}
.callout b { color: var(--amber); }

/* ===== FOOTER ===== */
.site-footer { background: #0a0a0e; border-top: 1px solid var(--border-soft); padding: 54px 0 34px; }
.footer-grid { display: grid; gap: 30px; grid-template-columns: minmax(min(240px, 100%), 1.4fr) repeat(auto-fit, minmax(min(150px, 100%), 1fr)); }
.footer-grid h4 {
  font-size: 11.5px; text-transform: uppercase; letter-spacing: 1.1px;
  color: var(--text-muted); margin-bottom: 12px; font-weight: 700;
}
.footer-grid ul { list-style: none; display: grid; gap: 8px; }
.footer-grid a { color: var(--text); font-size: 14px; }
.footer-grid a:hover { color: var(--accent); text-decoration: none; }
.footer-about p { color: var(--text-muted); font-size: 13.5px; margin-top: 12px; max-width: 46ch; }
.legal {
  margin-top: 34px; padding-top: 22px; border-top: 1px solid var(--border-soft);
  font-size: 12.5px; color: #74748a; line-height: 1.75;
}
.legal strong { color: #9a9ab0; }

/* ===== DOC PAGES (rendered markdown) ===== */
.doc-head { padding: 46px 0 26px; border-bottom: 1px solid var(--border-soft); }
.doc-head .eyebrow { display: block; margin-bottom: 8px; }
.doc-head h1 { font-size: clamp(1.7rem, 3.6vw, 2.4rem); letter-spacing: -1px; color: var(--text-strong); font-weight: 780; }

.prose { max-width: 820px; padding: 38px 0 70px; font-size: 15.5px; }
.prose > *:first-child { margin-top: 0; }
.prose h1 { display: none; }
.prose h2 {
  margin: 46px 0 14px; padding-top: 18px; border-top: 1px solid var(--border-soft);
  font-size: 1.42rem; letter-spacing: -0.5px; color: var(--text-strong); font-weight: 730;
}
.prose h3 { margin: 30px 0 10px; font-size: 1.1rem; color: var(--text-strong); font-weight: 690; }
.prose h4 { margin: 24px 0 8px; font-size: 1rem; color: var(--text-strong); }
.prose p, .prose li { color: #c6c6d4; }
.prose p { margin: 14px 0; }
.prose ul, .prose ol { margin: 14px 0 14px 22px; display: grid; gap: 7px; }
.prose pre { margin: 18px 0; }
.prose blockquote {
  margin: 20px 0; padding: 14px 20px;
  border-left: 3px solid var(--accent); border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: var(--surface); color: #c2c2d2;
}
.prose blockquote p { margin: 6px 0; }
.prose table { margin: 20px 0; border: 1px solid var(--border); border-radius: var(--radius-sm); overflow: hidden; }
.prose img { margin: 20px 0; border-radius: var(--radius-sm); border: 1px solid var(--border); }
.prose hr { margin: 34px 0; border: 0; border-top: 1px solid var(--border-soft); }

/* Rouge syntax tokens */
.highlight .c, .highlight .c1, .highlight .cm, .highlight .cs { color: #6b6b80; font-style: italic; }
.highlight .k, .highlight .kd, .highlight .kn, .highlight .kr, .highlight .kt { color: #7fd7ff; }
.highlight .s, .highlight .s1, .highlight .s2, .highlight .se, .highlight .sb { color: var(--accent); }
.highlight .nt, .highlight .na { color: #7fd7ff; }
.highlight .nf, .highlight .nb { color: var(--amber); }
.highlight .m, .highlight .mi, .highlight .mf { color: #d3a0ff; }
.highlight .o, .highlight .p { color: #a9a9bd; }
.highlight .gd { color: #ff8a8a; }
.highlight .gi { color: var(--accent); }

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .flow { grid-template-columns: 1fr; }
  .flow-link { width: 1px; min-width: 0; height: 42px; margin: 0 auto; background: linear-gradient(180deg, transparent, var(--accent-line), transparent); }
  .flow-link span { position: static; display: block; transform: none; padding-top: 46px; text-align: center; }
  .flow-link::after { right: auto; left: -3px; top: auto; bottom: -1px; }
}
@media (max-width: 720px) {
  .site-header .wrap { min-height: 58px; gap: 14px; }
  .site-nav { gap: 14px; }
  .site-nav a.hide-sm { display: none; }
  .brand small { display: none; }
  .hero .wrap { padding-top: 58px; padding-bottom: 54px; }
  .section { padding: 56px 0; }
  .stat-row { gap: 14px 24px; }
  .copy-btn { opacity: 1; }
}

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