:root{--bg: #0b0b0c;--panel: #151517;--panel-2: #1e1e21;--border: #2a2a2e;--text: #f2f2f2;--muted: #9a9aa0;--red: #d62828;--red-dark: #a51d1d;--ok: #3fb950;--warn: #e0a800;color-scheme:dark}*{box-sizing:border-box}html,body,#root{margin:0;min-height:100%;background:var(--bg);color:var(--text)}body{font:15px/1.45 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}a{color:inherit}h1,h2,h3{margin:0 0 12px;font-weight:600}h1{font-size:22px}h2{font-size:18px}h3{font-size:15px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}.shell{display:grid;grid-template-rows:auto 1fr;min-height:100vh}.topbar{display:flex;align-items:center;gap:16px;padding:10px 18px;background:#000;border-bottom:2px solid var(--red)}.brand{font-weight:800;letter-spacing:.08em;color:var(--red);font-size:18px;text-decoration:none}.topbar nav{display:flex;gap:4px;flex-wrap:wrap}.topbar nav a{padding:6px 10px;border-radius:6px;text-decoration:none;color:var(--muted)}.topbar nav a.active,.topbar nav 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