:root{--bg:#0b0f14;--panel:#111821;--panel-2:#151e29;--text:#e7eef7;--muted:#97a6b8;--muted-2:#718093;--hairline:rgba(255,255,255,.12);--accent:#e8a33d;--critical:#ff5b5b;--high:#ff9f43;--medium:#e8c14d;--low:#53c07a;--radius:14px;--shadow:0 16px 42px rgba(0,0,0,.28);--mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:14px/1.55 Inter,system-ui,Segoe UI,Arial,sans-serif}a{color:inherit}.app-shell{min-height:100vh;display:flex;flex-direction:column}.topbar{position:sticky;top:0;z-index:50;background:rgba(12,17,23,.96);border-bottom:1px solid var(--hairline);display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 22px}.brand h1{margin:0;font-size:18px}.brand p{margin:2px 0 0;color:var(--muted);font-size:12px}.nav{display:flex;gap:8px;flex-wrap:wrap}.nav a,.btn{border:1px solid var(--hairline);background:rgba(255,255,255,.04);color:var(--text);border-radius:10px;padding:8px 11px;text-decoration:none;cursor:pointer}.nav a.active,.btn.primary{border-color:var(--accent);color:var(--accent)}.container{width:min(1180px,calc(100vw - 32px));margin:0 auto;padding:28px 0}.hero{padding:26px;background:linear-gradient(135deg,rgba(232,163,61,.16),rgba(79,193,232,.08));border:1px solid var(--hairline);border-radius:var(--radius);box-shadow:var(--shadow)}.hero h2{font-size:32px;margin:0 0 8px}.hero p{color:var(--muted);max-width:850px}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px}.card{background:var(--panel);border:1px solid var(--hairline);border-radius:var(--radius);padding:18px;box-shadow:0 10px 28px rgba(0,0,0,.16)}.card h3{margin-top:0}.muted{color:var(--muted)}.pill{display:inline-flex;gap:6px;align-items:center;border:1px solid var(--hairline);border-radius:999px;padding:4px 8px;font-size:12px;color:var(--muted)}.footer{border-top:1px solid var(--hairline);color:var(--muted-2);padding:20px 22px;margin-top:auto}.section-title{margin:28px 0 12px}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:18px}.list{padding-left:20px}.warning{border-left:4px solid var(--accent);padding:12px 14px;background:rgba(232,163,61,.1);border-radius:8px}.search{width:100%;padding:11px;border-radius:10px;border:1px solid var(--hairline);background:#0e151e;color:var(--text)}.small{font-size:12px}.code{font-family:var(--mono);background:#0e151e;border:1px solid var(--hairline);border-radius:10px;padding:12px;overflow:auto}.callout{background:rgba(79,193,232,.08);border:1px solid rgba(79,193,232,.22);border-radius:var(--radius);padding:16px}.spacer{height:16px}.subnav{display:flex;gap:8px;flex-wrap:wrap;margin:18px 0}.subnav a{border:1px solid var(--hairline);border-radius:999px;padding:6px 10px;text-decoration:none;color:var(--muted)}.subnav a:hover{color:var(--accent);border-color:var(--accent)}

.guide-card-link{text-decoration:none;color:inherit}.guide-card-link .card{height:100%}

.brand .context{margin:2px 0 0;color:var(--accent);font-size:11px;font-family:var(--mono);text-transform:uppercase;letter-spacing:.08em}.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:24px;align-items:center}.hero-visual{width:100%;border-radius:18px;border:1px solid var(--hairline);box-shadow:var(--shadow);background:#0e151e}.cta-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.satf-link{color:var(--accent);text-decoration:none}.satf-link:hover{text-decoration:underline}.diagram-explainer{margin:12px 0 18px;color:var(--muted);max-width:880px}.diagram-stack{display:grid;gap:22px}.diagram-card h3{margin-top:0}.guide-card-link{text-decoration:none;color:inherit}.guide-card-link .card{height:100%}
@media(max-width:860px){.hero-grid{grid-template-columns:1fr}.hero-visual{order:-1}.brand .context{font-size:10px}.topbar{align-items:flex-start}}