/* ===== Design tokens ===== */
:root{
  --bg-0:#05070b;
  --bg-1:#0a0e16;
  --bg-2:#10141e;
  --bg-3:#161b28;
  --border:rgba(255,255,255,.08);
  --border-strong:rgba(255,255,255,.14);
  --text-0:#f2f5f8;
  --text-1:#aab3c2;
  --text-2:#6b7484;
  --blue:#0080ff;
  --cyan:#00c2fd;
  --accent-grad:linear-gradient(120deg,var(--blue),var(--cyan));
  --card-shadow:none;
  --r-sm:8px;
  --r-md:12px;
  --r-lg:18px;
  --shadow-glow:0 0 40px rgba(0,144,255,.18);
  --mono:'JetBrains Mono',ui-monospace,monospace;
  --sans:'Inter',-apple-system,BlinkMacSystemFont,sans-serif;
  color-scheme: dark;
}

:root[data-theme="light"]{
  --bg-0:#f6f8fb;
  --bg-1:#ffffff;
  --bg-2:#ffffff;
  --bg-3:#eef1f6;
  --border:rgba(15,23,42,.10);
  --border-strong:rgba(15,23,42,.18);
  --text-0:#0f172a;
  --text-1:#475066;
  --text-2:#8892a3;
  --blue:#0066d6;
  --cyan:#0091c9;
  --shadow-glow:0 8px 28px rgba(0,102,214,.18);
  --card-shadow:0 1px 2px rgba(15,23,42,.04), 0 6px 20px rgba(15,23,42,.05);
  color-scheme: light;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--sans);
  background:var(--bg-0);
  color:var(--text-0);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  transition:background .25s ease, color .25s ease;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
code{font-family:var(--mono)}
.accent{
  background:var(--accent-grad);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}

/* ===== Background glow ===== */
.bg-glow{
  position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(600px 500px at 15% -10%, rgba(0,128,255,.14), transparent 60%),
    radial-gradient(700px 600px at 90% 10%, rgba(0,194,253,.10), transparent 60%),
    radial-gradient(900px 700px at 50% 110%, rgba(0,128,255,.08), transparent 60%);
}
:root[data-theme="light"] .bg-glow{
  background:
    radial-gradient(600px 500px at 15% -10%, rgba(0,102,214,.07), transparent 60%),
    radial-gradient(700px 600px at 90% 10%, rgba(0,145,201,.06), transparent 60%),
    radial-gradient(900px 700px at 50% 110%, rgba(0,102,214,.05), transparent 60%);
}

/* ===== Header ===== */
#hdr{
  position:sticky;top:0;z-index:100;
  background:rgba(5,7,11,.75);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border);
  transition:background .25s ease, border-color .25s ease;
}
:root[data-theme="light"] #hdr{background:rgba(255,255,255,.78)}
.hdr-inner{
  max-width:1240px;margin:0 auto;padding:14px 24px;
  display:flex;align-items:center;gap:28px;
}
.brand{display:flex;align-items:center;gap:9px;font-weight:800;font-size:18px;flex-shrink:0}
.brand-mark{height:30px;width:30px;object-fit:contain}
.brand-word{color:var(--text-0);letter-spacing:-.2px}
.hdr-nav{display:flex;align-items:center;gap:20px;margin-left:8px;font-size:13.5px;font-weight:500}
.hdr-nav a{color:var(--text-1);transition:color .15s;white-space:nowrap}
.hdr-nav a:hover{color:var(--text-0)}

/* Dropdown nav groups ("Capabilities", "Get Started", "Docs") - hover/focus
   opens on desktop; a real click target too, since hover alone excludes
   keyboard and touch users. */
.nav-drop{position:relative}
.nav-drop-btn{
  display:flex;align-items:center;gap:5px;background:none;border:none;cursor:pointer;
  color:var(--text-1);font:inherit;font-family:var(--sans);padding:6px 0;transition:color .15s;
}
.nav-drop-btn:hover,.nav-drop:focus-within .nav-drop-btn,.nav-drop.open .nav-drop-btn{color:var(--text-0)}
.nav-caret{transition:transform .15s;flex-shrink:0}
.nav-drop:hover .nav-caret,.nav-drop:focus-within .nav-caret,.nav-drop.open .nav-caret{transform:rotate(180deg)}
.nav-drop-menu{
  position:absolute;top:calc(100% + 10px);left:50%;transform:translateX(-50%);
  min-width:220px;background:var(--bg-1);border:1px solid var(--border);border-radius:var(--r-md);
  padding:6px;display:flex;flex-direction:column;gap:1px;
  box-shadow:0 12px 32px rgba(0,0,0,.35);
  opacity:0;visibility:hidden;transform:translateX(-50%) translateY(-6px);
  transition:opacity .15s,transform .15s,visibility .15s;
  z-index:50;
}
.nav-drop:hover .nav-drop-menu,.nav-drop:focus-within .nav-drop-menu,.nav-drop.open .nav-drop-menu{
  opacity:1;visibility:visible;transform:translateX(-50%) translateY(0);
}
.nav-drop-menu a{
  display:flex;flex-direction:column;gap:1px;padding:9px 12px;border-radius:var(--r-sm);
  color:var(--text-0)!important;white-space:normal;
}
.nav-drop-menu a:hover{background:var(--bg-2)}
.nav-drop-menu a span{font-size:11.5px;font-weight:400;color:var(--text-2)}
.hdr-actions{display:flex;gap:10px;align-items:center;margin-left:auto}
.theme-toggle{
  width:36px;height:36px;border-radius:var(--r-sm);
  background:var(--bg-2);border:1px solid var(--border);color:var(--text-1);
  display:flex;align-items:center;justify-content:center;cursor:pointer;
  transition:border-color .15s, color .15s;
}
.theme-toggle:hover{border-color:var(--border-strong);color:var(--text-0)}
.icon-moon{display:none}
:root[data-theme="light"] .icon-sun{display:none}
:root[data-theme="light"] .icon-moon{display:block}
.hdr-burger{display:none;flex-direction:column;justify-content:center;gap:5px;width:36px;height:36px;background:none;border:none;cursor:pointer}
.hdr-burger span{display:block;width:20px;height:2px;background:var(--text-0);margin:0 auto}
.hdr-nav-mobile{display:none;flex-direction:column;padding:8px 24px 18px;gap:2px;border-top:1px solid var(--border)}
.hdr-nav-mobile a{padding:10px 0;color:var(--text-1);font-size:15px;border-bottom:1px solid var(--border)}
.hdr-nav-mobile.open{display:flex}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 18px;border-radius:var(--r-sm);
  font-size:14px;font-weight:600;
  border:1px solid transparent;cursor:pointer;
  transition:transform .15s, box-shadow .15s, border-color .15s, background .15s;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--accent-grad);color:#fff;box-shadow:var(--shadow-glow)}
:root[data-theme="light"] .btn-primary{color:#fff}
.btn-primary:hover{box-shadow:0 0 50px rgba(0,144,255,.32)}
.btn-ghost{background:var(--bg-2);border-color:var(--border-strong);color:var(--text-0);box-shadow:var(--card-shadow)}
.btn-ghost:hover{border-color:var(--blue);background:var(--bg-3)}
.btn-lg{padding:13px 26px;font-size:15px;border-radius:var(--r-md)}
.btn-sm{padding:7px 14px;font-size:13px}

/* ===== Hero ===== */
.hero{
  position:relative;z-index:1;
  padding:110px 24px 70px;
  text-align:center;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size:56px 56px;
  background-position:center -1px;
  -webkit-mask-image:linear-gradient(to bottom, black 0%, black 55%, transparent 100%);
  mask-image:linear-gradient(to bottom, black 0%, black 55%, transparent 100%);
}
.hero-shapes{position:absolute;inset:0;overflow:hidden;pointer-events:none;z-index:-1}
.hero-shape{position:absolute;opacity:.35;animation:float 7s ease-in-out infinite}
.hero-shape svg{display:block;width:100%;height:auto}
@keyframes float{
  0%,100%{transform:translateY(0) rotate(0deg)}
  50%{transform:translateY(-16px) rotate(4deg)}
}
@media (prefers-reduced-motion: reduce){
  .hero-shape{animation:none}
}
.hero-inner{max-width:760px;margin:0 auto}
.hero-logo{height:88px;width:auto;object-fit:contain;margin:0 auto 28px;filter:drop-shadow(0 0 30px rgba(0,144,255,.3))}
.hero h1{
  font-size:clamp(34px,5.5vw,56px);
  font-weight:900;line-height:1.12;letter-spacing:-.02em;
  margin:0 0 20px;
}
.hero-sub{
  font-size:18px;color:var(--text-1);max-width:560px;margin:0 auto 36px;
}
.hero-sub code{
  background:var(--bg-2);border:1px solid var(--border);
  padding:2px 7px;border-radius:5px;font-size:15px;color:var(--cyan);
}
.hero-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:32px}
.hero-badges{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-bottom:40px}
.badge{
  font-size:12.5px;font-weight:600;color:var(--text-1);
  background:var(--bg-2);border:1px solid var(--border);
  padding:6px 13px;border-radius:100px;box-shadow:var(--card-shadow);
}

.stack-strip{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.stack-icon{
  width:52px;height:52px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  background:var(--bg-2);border:1px solid var(--border);box-shadow:var(--card-shadow);
  transition:transform .2s, border-color .2s;
}
.stack-icon:hover{transform:translateY(-3px) scale(1.05);border-color:var(--sc)}
.stack-icon span{font-family:var(--mono);font-weight:700;font-size:11px;color:var(--sc)}

/* ===== Sections ===== */
.section{
  position:relative;z-index:1;
  max-width:1200px;margin:0 auto;
  padding:76px 24px;
}
.section-head{text-align:center;max-width:600px;margin:0 auto 48px}
.section-head h2{font-size:clamp(26px,3.5vw,36px);font-weight:800;margin:0 0 12px;letter-spacing:-.01em}
.section-head p{color:var(--text-1);font-size:16px;margin:0}

/* ===== Diagram ===== */
.diagram{
  display:flex;align-items:center;justify-content:center;gap:8px;
  flex-wrap:wrap;margin-bottom:24px;
}
.diagram-node{
  display:flex;flex-direction:column;align-items:center;gap:8px;
  background:var(--bg-2);border:1px solid var(--border-strong);border-radius:var(--r-lg);
  padding:22px 26px;box-shadow:var(--card-shadow);min-width:140px;text-align:center;
}
.diagram-node svg{color:var(--cyan)}
.diagram-node span{font-size:14px;font-weight:700}
.diagram-node small{font-size:11px;color:var(--text-2);font-family:var(--mono)}
.diagram-core{border-color:var(--blue);box-shadow:0 0 0 1px var(--blue), var(--shadow-glow)}
.diagram-arrow{color:var(--border-strong);flex-shrink:0}
.diagram-outputs{
  display:grid;grid-template-columns:repeat(2,1fr);gap:8px;
  background:var(--bg-2);border:1px solid var(--border);border-radius:var(--r-lg);
  padding:14px;box-shadow:var(--card-shadow);
}
.diagram-lang{
  width:52px;height:52px;border-radius:10px;
  background:color-mix(in srgb, var(--lc) 16%, transparent);
  border:1px solid color-mix(in srgb, var(--lc) 35%, transparent);
  display:flex;align-items:center;justify-content:center;
}
.diagram-lang span{font-family:var(--mono);font-weight:700;font-size:11px;color:var(--lc)}
.diagram-note{text-align:center;color:var(--text-2);font-size:13.5px;max-width:600px;margin:0 auto}
.diagram-note code{color:var(--cyan)}

/* Parse / Write / Convert swipeable diagram tabs */
.dtabs{display:flex;justify-content:center;gap:8px;margin-bottom:28px}
.dtab-btn{
  padding:9px 22px;border-radius:999px;background:var(--bg-2);border:1px solid var(--border);
  color:var(--text-1);font:inherit;font-family:var(--sans);font-weight:600;font-size:13.5px;
  cursor:pointer;transition:background .15s,color .15s,border-color .15s;
}
.dtab-btn:hover{border-color:var(--border-strong);color:var(--text-0)}
.dtab-btn.active{background:var(--accent-grad);color:#fff;border-color:transparent}
.dtabs-track-wrap{overflow:hidden}
.dtabs-track{display:flex;transition:transform .38s cubic-bezier(.22,.61,.36,1);touch-action:pan-y;cursor:grab}
.dtabs-track.dragging{transition:none;cursor:grabbing}
.dtab-panel{flex:0 0 100%;min-width:100%;padding:0 4px}
.diagram-outputs-7{grid-template-columns:repeat(4,1fr)}
@media (max-width:520px){.diagram-outputs-7{grid-template-columns:repeat(3,1fr)}}

/* ===== Live Viewer ===== */
.viewer-section .section-head{max-width:640px}
.viewer-embed{
  max-width:980px;margin:0 auto 32px;
  background:var(--bg-2);border:1px solid var(--border-strong);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:0 20px 60px rgba(0,0,0,.25), var(--shadow-glow);
}
.viewer-chrome{
  display:flex;align-items:center;gap:14px;
  padding:12px 16px;background:var(--bg-3);border-bottom:1px solid var(--border);
}
.viewer-chrome-dots{display:flex;gap:6px;flex-shrink:0}
.viewer-chrome-dots span{width:10px;height:10px;border-radius:50%;background:var(--border-strong)}
.viewer-chrome-dots span:nth-child(1){background:#f43f5e;opacity:.55}
.viewer-chrome-dots span:nth-child(2){background:#f59e0b;opacity:.55}
.viewer-chrome-dots span:nth-child(3){background:#22c55e;opacity:.55}
.viewer-chrome-url{
  flex:1;display:flex;align-items:center;gap:7px;justify-content:center;
  background:var(--bg-1);border:1px solid var(--border);border-radius:100px;
  padding:6px 14px;font-size:12.5px;font-family:var(--mono);color:var(--text-1);
  min-width:0;
}
.viewer-chrome-url svg{flex-shrink:0;color:var(--text-2)}
.viewer-chrome-expand{
  width:30px;height:30px;border-radius:var(--r-sm);flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  background:var(--bg-1);border:1px solid var(--border);color:var(--text-1);
  transition:border-color .15s, color .15s;
}
.viewer-chrome-expand:hover{border-color:var(--blue);color:var(--blue)}
.viewer-iframe{
  display:block;width:100%;aspect-ratio:16/9;max-height:640px;border:none;background:var(--bg-1);
}
.viewer-fallback{
  display:none;flex-direction:column;align-items:center;gap:16px;
  padding:56px 24px;text-align:center;
}
.viewer-fallback p{color:var(--text-1);font-size:14px;margin:0}
.viewer-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ===== Stats ===== */
.stats-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:32px;
}
.stat-card{
  position:relative;overflow:hidden;
  background:
    radial-gradient(120px 90px at 15% 0%, color-mix(in srgb, var(--sc) 14%, transparent), transparent 70%),
    var(--bg-2);
  border:1px solid var(--border);border-radius:var(--r-lg);
  padding:22px 20px;text-align:left;box-shadow:var(--card-shadow);
  transition:border-color .2s, transform .2s, box-shadow .2s;
}
.stat-card:hover{border-color:color-mix(in srgb, var(--sc) 50%, var(--border-strong));transform:translateY(-3px);box-shadow:0 10px 30px color-mix(in srgb, var(--sc) 15%, transparent)}
.stat-icon{
  width:38px;height:38px;border-radius:10px;
  background:color-mix(in srgb, var(--sc) 16%, transparent);
  color:var(--sc);display:flex;align-items:center;justify-content:center;
  margin-bottom:16px;
}
.stat-value{font-size:30px;font-weight:800;font-family:var(--mono);margin-bottom:4px;min-height:36px;letter-spacing:-.02em}
.stat-value.err{color:var(--text-2);font-size:13px;font-family:var(--sans)}
.stat-label{font-size:12px;color:var(--text-2);font-weight:600;text-transform:uppercase;letter-spacing:.03em}

.version-strip{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:16px;
}
.version-chip{
  display:flex;align-items:center;gap:8px;
  background:var(--bg-2);border:1px solid var(--border);border-radius:100px;
  padding:8px 16px;font-size:13px;box-shadow:var(--card-shadow);
}
.v-lang{color:var(--text-1);font-weight:600}
.v-num{font-family:var(--mono);color:var(--cyan);font-weight:600}
.stats-note{text-align:center;color:var(--text-2);font-size:13px;max-width:560px;margin:0 auto 18px}
.stats-links{display:flex;gap:20px;justify-content:center;flex-wrap:wrap}
.stats-link{
  display:flex;align-items:center;gap:7px;font-size:13.5px;font-weight:600;
  color:var(--text-1);transition:color .15s;
}
.stats-link:hover{color:var(--cyan)}

/* ===== Features ===== */
.features-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:18px;
}
.feature-card{
  background:var(--bg-2);border:1px solid var(--border);border-radius:var(--r-lg);
  padding:26px;transition:border-color .2s, transform .2s;box-shadow:var(--card-shadow);
  border-top:3px solid var(--fc,var(--blue));
}
.feature-card:hover{border-color:var(--border-strong);border-top-color:var(--fc,var(--blue));transform:translateY(-3px)}
.feature-icon{
  width:46px;height:46px;border-radius:var(--r-sm);
  display:flex;align-items:center;justify-content:center;
  background:color-mix(in srgb, var(--fc,var(--blue)) 15%, transparent);
  color:var(--fc,var(--blue));margin-bottom:16px;
}
.feature-card h3{font-size:16.5px;font-weight:700;margin:0 0 8px}
.feature-card p{font-size:14px;color:var(--text-1);margin:0}
.feature-card code{background:var(--bg-3);padding:1px 6px;border-radius:4px;font-size:12.5px;color:var(--cyan)}

/* ===== Install ===== */
.install-tabs{
  display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin-bottom:24px;
}
.tab-btn{
  background:var(--bg-2);border:1px solid var(--border);color:var(--text-1);
  padding:9px 18px;border-radius:100px;font-size:13.5px;font-weight:600;
  cursor:pointer;transition:all .15s;box-shadow:var(--card-shadow);
}
.tab-btn:hover{color:var(--text-0);border-color:var(--border-strong)}
.tab-btn.active{background:var(--accent-grad);color:#fff;border-color:transparent}

.install-panels{max-width:680px;margin:0 auto}
.tab-panel{display:none;flex-direction:column;gap:12px}
.tab-panel.active{display:flex}
.code-block{
  background:var(--bg-2);border:1px solid var(--border);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--card-shadow);
}
.code-lang{
  display:block;padding:8px 16px;font-size:11px;font-weight:700;
  color:var(--text-2);text-transform:uppercase;letter-spacing:.06em;
  border-bottom:1px solid var(--border);
}
.code-block pre{margin:0;padding:16px;overflow-x:auto}
.code-block code{font-size:13.5px;color:var(--text-0);line-height:1.7;white-space:pre}

/* ===== Downloads ===== */
.downloads-table{
  background:var(--bg-2);border:1px solid var(--border);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--card-shadow);margin-bottom:24px;
}
.dl-row{
  display:grid;grid-template-columns:1.3fr .9fr 1.6fr 1.4fr;
  gap:14px;align-items:center;padding:16px 22px;
  border-bottom:1px solid var(--border);
}
.dl-row:last-child{border-bottom:none}
.dl-head{
  background:var(--bg-3);font-size:11px;font-weight:700;color:var(--text-2);
  text-transform:uppercase;letter-spacing:.05em;padding:12px 22px;
}
.dl-lang{display:flex;align-items:center;gap:10px;font-weight:700;font-size:14.5px}
.dl-dot{width:9px;height:9px;border-radius:50%;background:var(--lc);flex-shrink:0;box-shadow:0 0 8px var(--lc)}
.dl-version{font-family:var(--mono);color:var(--cyan);font-weight:600;font-size:13.5px}
.dl-install code{
  background:var(--bg-3);padding:5px 10px;border-radius:6px;font-size:12.5px;
  color:var(--text-0);border:1px solid var(--border);
}
.dl-links{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.dl-links a{font-size:13px;font-weight:600;color:var(--text-1);transition:color .15s}
.dl-links a:hover{color:var(--cyan)}
.dl-download-btn{
  display:inline-flex;align-items:center;gap:5px;
  background:var(--bg-3);border:1px solid var(--border-strong);border-radius:100px;
  padding:5px 12px 5px 10px;color:var(--text-0)!important;
  transition:border-color .15s, background .15s, transform .15s;
}
.dl-download-btn:hover{border-color:var(--blue);background:color-mix(in srgb, var(--blue) 10%, var(--bg-3));transform:translateY(-1px)}

.changelog-card{
  background:var(--bg-2);border:1px solid var(--border);border-radius:var(--r-lg);
  padding:26px;box-shadow:var(--card-shadow);
}
.changelog-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;flex-wrap:wrap;gap:10px}
.changelog-head h3{font-size:16px;font-weight:700;margin:0}
.changelog-full-link{display:flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--cyan)}
.changelog-entry{padding:16px 0;border-top:1px solid var(--border)}
.changelog-entry:first-of-type{border-top:none;padding-top:0}
.changelog-version{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.changelog-tag{
  font-family:var(--mono);font-weight:700;font-size:13px;color:var(--text-0);
  background:var(--bg-3);padding:3px 10px;border-radius:100px;border:1px solid var(--border);
}
.changelog-scope{font-size:11.5px;color:var(--text-2);font-weight:600;text-transform:uppercase;letter-spacing:.03em}
.changelog-entry p{font-size:13.5px;color:var(--text-1);margin:0;line-height:1.6}
.changelog-entry-link{color:var(--cyan)!important;font-weight:600;white-space:nowrap}

/* ===== API Reference ===== */
.api-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-bottom:28px}
.api-card{
  background:var(--bg-2);border:1px solid var(--border);border-radius:var(--r-lg);
  padding:24px;box-shadow:var(--card-shadow);
}
.api-card-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;flex-wrap:wrap;gap:8px}
.api-sig{font-size:17px;font-weight:700;color:var(--text-0)}
.api-tag{font-size:11px;font-weight:700;padding:4px 10px;border-radius:100px;text-transform:uppercase;letter-spacing:.03em}
.api-tag-light{background:rgba(34,197,94,.15);color:#22c55e}
.api-tag-heavy{background:rgba(245,158,11,.15);color:#f59e0b}
.api-card>p{font-size:13.5px;color:var(--text-1);margin:0 0 16px}
.api-table{width:100%;border-collapse:collapse;font-size:13px}
.api-table td{padding:8px 0;border-top:1px solid var(--border);vertical-align:top}
.api-table td:first-child{width:40%;padding-right:12px}
.api-table code{color:var(--cyan);font-size:12.5px}
.api-table td:last-child{color:var(--text-1)}
.api-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ===== Matrix table (Language & Version Support) ===== */
.matrix-wrap{overflow-x:auto;border:1px solid var(--border);border-radius:var(--r-md);margin-bottom:18px}
.matrix-table{width:100%;border-collapse:collapse;font-size:13px;min-width:640px;table-layout:fixed}
.matrix-table th{text-align:left;font-size:11px;letter-spacing:.04em;text-transform:uppercase;color:var(--text-2);padding:10px 14px;background:var(--bg-2);border-bottom:1px solid var(--border);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.matrix-table th:first-child,.matrix-table td:first-child{width:38%}
.matrix-table th:not(:first-child),.matrix-table td:not(:first-child){text-align:center}
.matrix-table td{padding:9px 14px;border-top:1px solid var(--border);color:var(--text-1);vertical-align:top;white-space:normal;word-break:break-word}
.matrix-table td:first-child{color:var(--text-0);font-weight:500}
.matrix-table code{color:var(--cyan);font-size:12px}
.matrix-note{font-size:12.5px;color:var(--text-2);margin:0 0 20px}

/* ===== Production ===== */
.production-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.production-card{
  display:flex;flex-direction:column;gap:16px;
  background:var(--bg-2);border:1px solid var(--border);border-radius:var(--r-lg);
  padding:26px;transition:border-color .2s, transform .2s;box-shadow:var(--card-shadow);
}
.production-card:hover{border-color:var(--border-strong);transform:translateY(-3px)}
.production-logo-wrap{
  background:#ffffff;border-radius:var(--r-sm);
  padding:14px 18px;display:inline-flex;align-items:center;width:fit-content;
}
.production-logo{height:32px;width:auto;object-fit:contain}
.production-card h3{font-size:16.5px;font-weight:700;margin:0 0 8px}
.production-card p{font-size:13.5px;color:var(--text-1);margin:0 0 10px}
.production-how{color:var(--text-0)!important}
.production-card code{background:var(--bg-3);padding:1px 6px;border-radius:4px;font-size:12px;color:var(--cyan)}
.production-link{
  display:inline-flex;align-items:center;gap:6px;font-size:13.5px;font-weight:600;color:var(--cyan);
  margin-top:4px;transition:gap .15s;
}
.production-link:hover{gap:10px}
.production-note{text-align:center;color:var(--text-2);font-size:13.5px;margin-top:24px}
.production-note a{color:var(--cyan);font-weight:600}

/* ===== Contributors ===== */
.creator-card{
  display:flex;align-items:center;gap:24px;
  background:linear-gradient(120deg, color-mix(in srgb, var(--blue) 10%, var(--bg-2)), var(--bg-2));
  border:1px solid var(--border-strong);border-radius:var(--r-lg);
  padding:28px;margin-bottom:22px;box-shadow:var(--card-shadow);
  position:relative;overflow:hidden;
}
.creator-card::before{
  content:'';position:absolute;top:-40%;right:-10%;width:280px;height:280px;
  background:radial-gradient(circle, rgba(0,144,255,.18), transparent 70%);
  pointer-events:none;
}
.creator-avatar{width:88px;height:88px;border-radius:50%;object-fit:cover;border:3px solid var(--blue);flex-shrink:0;box-shadow:0 0 0 4px color-mix(in srgb, var(--blue) 20%, transparent)}
.creator-tag{
  display:inline-block;font-size:11px;font-weight:700;color:var(--cyan);
  text-transform:uppercase;letter-spacing:.05em;margin-bottom:6px;
}
.creator-body h3{font-size:22px;font-weight:800;margin:0 0 8px}
.creator-body p{font-size:14px;color:var(--text-1);margin:0 0 14px;max-width:520px}
.creator-links{display:flex;gap:10px;flex-wrap:wrap}

.contributors-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:32px;
}
.contributor-card{
  background:var(--bg-2);border:1px solid var(--border);border-radius:var(--r-lg);
  padding:22px 16px;text-align:center;box-shadow:var(--card-shadow);
  transition:border-color .2s, transform .2s;
}
.contributor-card:hover{border-color:var(--blue);transform:translateY(-3px)}
.contributor-card img{
  width:64px;height:64px;border-radius:50%;object-fit:cover;
  margin:0 auto 12px;border:2px solid var(--border-strong);
}
.contributor-name{font-size:14.5px;font-weight:700;margin-bottom:5px}
.contributor-role{font-size:12px;color:var(--text-2);line-height:1.5}
.contribute-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ===== Release Notes page ===== */
.hdr-nav a.active{color:var(--text-0)}
.rn-hero{
  position:relative;z-index:1;padding:80px 24px 56px;text-align:center;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size:56px 56px;background-position:center -1px;
  -webkit-mask-image:linear-gradient(to bottom, black 0%, black 60%, transparent 100%);
  mask-image:linear-gradient(to bottom, black 0%, black 60%, transparent 100%);
}
.rn-hero-inner{max-width:720px;margin:0 auto}
.rn-eyebrow{
  display:inline-block;font-size:12px;font-weight:700;color:var(--cyan);
  text-transform:uppercase;letter-spacing:.08em;margin-bottom:14px;
}
.rn-hero h1{font-size:clamp(28px,4.5vw,44px);font-weight:900;letter-spacing:-.02em;margin:0 0 16px}
.rn-hero-inner>p{font-size:16px;color:var(--text-1);max-width:560px;margin:0 auto 30px}
.rn-hero-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

.rn-timeline{max-width:840px}
.rn-version{
  background:var(--bg-2);border:1px solid var(--border);border-radius:var(--r-lg);
  padding:32px;margin-bottom:24px;box-shadow:var(--card-shadow);
  scroll-margin-top:90px;
}
.rn-version-head{
  display:flex;align-items:flex-start;justify-content:space-between;gap:16px;
  flex-wrap:wrap;margin-bottom:16px;padding-bottom:16px;border-bottom:1px solid var(--border);
}
.rn-version-title{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.rn-version-tag{
  font-family:var(--mono);font-weight:800;font-size:20px;color:var(--text-0);
  background:var(--bg-3);padding:4px 14px;border-radius:100px;border:1px solid var(--border-strong);
}
.rn-version-tag-major{
  color:#fff;background:var(--accent-grad);border-color:transparent;box-shadow:var(--shadow-glow);
}
.rn-version-scope{font-size:13px;color:var(--text-2);font-weight:600}
.rn-version-date{font-size:13px;color:var(--text-2);font-family:var(--mono);white-space:nowrap}
.rn-version-summary{font-size:15px;color:var(--text-1);margin:0 0 22px;line-height:1.7}
.rn-h{
  font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;
  color:var(--text-0);margin:22px 0 12px;display:flex;align-items:center;gap:10px;
}
.rn-version-head + .rn-h,.rn-version-summary + .rn-h{margin-top:0}
.rn-breaking{
  font-size:10.5px;font-weight:800;text-transform:uppercase;letter-spacing:.04em;
  color:#f43f5e;background:rgba(244,63,94,.14);padding:2px 9px;border-radius:100px;
}
.rn-list{margin:0;padding:0 0 0 20px;color:var(--text-1);font-size:14px;line-height:1.75}
.rn-list li{margin-bottom:10px}
.rn-list li:last-child{margin-bottom:0}
.rn-list strong{color:var(--text-0)}
.rn-list code{background:var(--bg-3);padding:1px 6px;border-radius:4px;font-size:12.5px;color:var(--cyan)}
.rn-numbered{margin:12px 0;padding:0 0 0 22px;color:var(--text-1);font-size:14px;line-height:1.75}
.rn-numbered li{margin-bottom:10px}
.rn-numbered code{background:var(--bg-1);padding:1px 6px;border-radius:4px;font-size:12.5px;color:var(--cyan)}

.rn-callout{
  background:color-mix(in srgb, var(--blue) 6%, var(--bg-2));
  border:1px solid color-mix(in srgb, var(--blue) 30%, var(--border));
  border-radius:var(--r-md);padding:22px 24px;margin:20px 0;
}
.rn-callout-head{
  display:flex;align-items:center;gap:10px;font-weight:700;font-size:14.5px;
  color:var(--text-0);margin-bottom:12px;
}
.rn-callout-head svg{color:var(--blue);flex-shrink:0}
.rn-callout p{font-size:14px;color:var(--text-1);line-height:1.75;margin:0 0 12px}
.rn-callout p:last-child{margin-bottom:0}
.rn-callout code{background:var(--bg-1);padding:1px 6px;border-radius:4px;font-size:12.5px;color:var(--cyan)}

/* ===== Blog ===== */
.blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.blog-card{
  display:flex;flex-direction:column;
  background:var(--bg-2);border:1px solid var(--border);border-radius:var(--r-lg);
  overflow:hidden;transition:border-color .2s,transform .2s;box-shadow:var(--card-shadow);
  text-decoration:none;color:inherit;
}
.blog-card:hover{border-color:var(--border-strong);transform:translateY(-3px);text-decoration:none}
.blog-card-img{aspect-ratio:16/10;overflow:hidden;background:var(--bg-3)}
.blog-card-img img{width:100%;height:100%;object-fit:cover}
.blog-card-img-icon{display:flex;align-items:center;justify-content:center;background:radial-gradient(circle at 50% 40%,rgba(0,144,255,.14),transparent 70%)}
.blog-card-img-icon img{width:36%;height:36%;object-fit:contain}
.blog-card-body{padding:20px;display:flex;flex-direction:column;gap:8px;flex:1}
.blog-card-tag{
  align-self:flex-start;font-size:11px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;
  color:var(--tc);background:color-mix(in srgb, var(--tc) 16%, transparent);
  border:1px solid color-mix(in srgb, var(--tc) 35%, transparent);
  padding:4px 9px;border-radius:999px;
}
.blog-card h2{font-size:17px;font-weight:700;line-height:1.35;margin:2px 0 0}
.blog-card-body p{font-size:13.5px;color:var(--text-1);line-height:1.6;margin:0;flex:1}
.blog-card-meta{display:flex;gap:8px;align-items:center;font-size:12px;color:var(--text-2);margin-top:6px}

/* Individual post article */
.post-hero{padding:56px 24px 0;text-align:center}
.post-hero-inner{max-width:760px;margin:0 auto}
.post-tag{
  display:inline-block;font-size:11px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;
  color:var(--tc);background:color-mix(in srgb, var(--tc) 16%, transparent);
  border:1px solid color-mix(in srgb, var(--tc) 35%, transparent);
  padding:5px 12px;border-radius:999px;margin-bottom:18px;
}
.post-hero h1{font-size:clamp(28px,4.5vw,44px);font-weight:900;letter-spacing:-.02em;margin:0 0 16px;text-wrap:balance}
.post-hero .post-dek{font-size:17px;color:var(--text-1);line-height:1.6;margin:0 0 20px}
.post-byline{display:flex;gap:10px;align-items:center;justify-content:center;font-size:13px;color:var(--text-2);margin-bottom:8px}
.post-body{max-width:720px;margin:40px auto 0;padding:0 24px 60px;font-size:16px;line-height:1.8;color:var(--text-1)}
.post-body h2{font-size:26px;font-weight:800;color:var(--text-0);margin:44px 0 16px;letter-spacing:-.01em}
.post-body h3{font-size:19px;font-weight:700;color:var(--text-0);margin:32px 0 12px}
.post-body p{margin:0 0 20px}
.post-body ul,.post-body ol{margin:0 0 20px;padding-left:24px;display:flex;flex-direction:column;gap:8px}
.post-body li{margin:0}
.post-body code{background:var(--bg-2);border:1px solid var(--border);padding:1px 6px;border-radius:4px;font-size:14px;color:var(--cyan)}
.post-body pre{background:var(--bg-2);border:1px solid var(--border);border-radius:var(--r-md);padding:16px 18px;overflow-x:auto;margin:0 0 20px}
.post-body pre code{background:none;border:none;padding:0;font-size:13.5px;color:var(--text-0)}
.post-body a{color:var(--cyan);text-decoration:underline;text-underline-offset:2px}
.post-body img{width:100%;border-radius:var(--r-md);border:1px solid var(--border);margin:8px 0 6px;display:block}
.post-body figcaption{font-size:12.5px;color:var(--text-2);text-align:center;margin:0 0 24px}
.post-body blockquote{
  border-left:2px solid var(--blue);padding:2px 0 2px 18px;margin:0 0 20px;
  color:var(--text-0);font-style:italic;
}
.post-cta{
  max-width:720px;margin:0 auto 60px;padding:0 24px;
}
.post-cta-inner{
  background:var(--bg-2);border:1px solid var(--border);border-radius:var(--r-lg);
  padding:26px 28px;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
}
.post-cta-inner p{margin:0;font-size:14px;color:var(--text-1);max-width:420px}
.post-cta-inner h3{font-size:16px;margin:0 0 4px;color:var(--text-0)}
.post-back{
  max-width:720px;margin:0 auto;padding:32px 24px 0;
  display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--cyan);font-weight:600;
}

/* ===== Print (PDF download via window.print()) ===== */
@media print{
  #hdr,.hdr-nav-mobile,.bg-glow,.rn-hero-actions,footer,.reveal{opacity:1!important;transform:none!important}
  #hdr,footer,.hdr-actions .theme-toggle,.hdr-actions .btn-ghost,.rn-hero-actions,.bg-glow{display:none!important}
  body{background:#fff;color:#0f172a}
  .rn-hero{-webkit-mask-image:none;mask-image:none;background-image:none;padding:20px 0 30px}
  .rn-version{
    background:#fff;border:1px solid #d8dde5;box-shadow:none;
    break-inside:avoid;page-break-inside:avoid;
  }
  .rn-callout{background:#f4f8ff;border-color:#c9def7}
  a{text-decoration:underline}
}

/* ===== Footer ===== */
footer{
  position:relative;z-index:1;border-top:1px solid var(--border);
  padding:36px 24px;
}
.footer-inner{
  max-width:1200px;margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
}
.footer-brand{display:flex;align-items:center;gap:8px;font-weight:800;font-size:15px}
.footer-mark{width:22px;height:22px;object-fit:contain}
.footer-links{display:flex;gap:22px;font-size:13.5px;color:var(--text-1);flex-wrap:wrap}
.footer-links a:hover{color:var(--text-0)}
.footer-note{font-size:12px;color:var(--text-2);width:100%;text-align:center;margin-top:8px}

/* ===== Reveal-on-scroll ===== */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease, transform .6s ease}
.reveal.in{opacity:1;transform:translateY(0)}

/* ===== Responsive ===== */
@media (max-width:1024px){
  .stats-grid{grid-template-columns:repeat(3,1fr)}
  .blog-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:900px){
  .hdr-nav,.hdr-actions .btn{display:none}
  .hdr-burger{display:flex}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .features-grid{grid-template-columns:repeat(2,1fr)}
  .production-grid{grid-template-columns:1fr}
  .contributors-grid{grid-template-columns:repeat(2,1fr)}
  .api-grid{grid-template-columns:1fr}
  .blog-grid{grid-template-columns:1fr}
  .post-cta-inner{flex-direction:column;align-items:flex-start}
  .creator-card{flex-direction:column;text-align:center}
  .dl-row{grid-template-columns:1fr 1fr}
  .dl-links{grid-column:1/-1}
  /* Orbit-drag 3D controls fight page scroll on touch - swap the live
     embed for a static CTA card below this width rather than fight it. */
  .viewer-chrome,.viewer-iframe{display:none}
  .viewer-fallback{display:flex}
}
@media (max-width:560px){
  .stats-grid{grid-template-columns:1fr}
  .features-grid{grid-template-columns:1fr}
  .contributors-grid{grid-template-columns:1fr}
  .hero{padding:80px 20px 50px}
  .section{padding:52px 20px}
  .install-tabs{justify-content:flex-start;overflow-x:auto;flex-wrap:nowrap;padding-bottom:4px}
  .dl-row{grid-template-columns:1fr;gap:8px;text-align:left}
  .dl-head{display:none}
}