:root{--bg: #f8fafc;--surface: #ffffff;--text: #0f172a;--muted: #64748b;--line: #e2e8f0;--brand: #0f172a;--accent: #0284c7;--blocker: #dc2626;--warning: #d97706;--info: #64748b;--radius: 12px;--tabbar-h: 60px}@media (prefers-color-scheme: dark){:root{--bg: #0b1220;--surface: #111a2e;--text: #e2e8f0;--muted: #94a3b8;--line: #1e293b;--brand: #0b1220}}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font:16px/1.45 -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;-webkit-text-size-adjust:100%}h1{font-size:1.5rem;margin:0 0 12px}h2{font-size:1rem;margin:0 0 6px}p{margin:0 0 8px}.muted{color:var(--muted)}.app{min-height:100vh;display:flex;flex-direction:column}.topbar{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;padding:calc(env(safe-area-inset-top) + 10px) 16px 10px;background:var(--brand);color:#fff}.brand{font-weight:600;letter-spacing:.01em}.who{display:inline-flex;align-items:center;gap:8px;font-size:.9rem;opacity:.9}.dot{width:10px;height:10px;border-radius:50%;display:inline-block}.content{flex:1;padding:16px 16px calc(var(--tabbar-h) + env(safe-area-inset-bottom) + 16px);max-width:720px;width:100%;margin:0 auto}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;margin-bottom:12px}.kv{display:grid;grid-template-columns:max-content 1fr;gap:4px 16px;margin:0}.kv dt{color:var(--muted)}.kv dd{margin:0;word-break:break-all}.tabbar{position:fixed;left:0;right:0;bottom:0;height:calc(var(--tabbar-h) + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);display:flex;background:var(--surface);border-top:1px solid var(--line);z-index:10}.tab{flex:1;display:flex;align-items:center;justify-content:center;text-decoration:none;color:var(--muted);font-size:.85rem;-webkit-tap-highlight-color:transparent}.tab.active{color:var(--accent);font-weight:600}.centered{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:24px}input,select,textarea,button{font:inherit;font-size:16px}