:root{--navy:#0f203c;--navy2:#1a3258;--amber:#ffb428;--bg:#f4f6fa;--card:#ffffff;--line:#e2e8f0;--text:#1a2230;--muted:#64748b;--green:#1f9d57;--red:#d6453c}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}body,html{margin:0;padding:0}body{font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);font-size:16px;line-height:1.45}a{color:var(--navy2)}.header{position:-webkit-sticky;position:sticky;top:0;z-index:10;background:var(--navy);color:#fff;display:flex;align-items:center;gap:10px;padding:max(12px,env(safe-area-inset-top)) 16px 12px}.header .brand{font-weight:700;font-size:18px}.header .brand b{color:var(--amber)}.header .spacer{flex:1 1}.header a,.header button{color:#cdd9ec;font-size:14px;background:none;border:0}.wrap{max-width:720px;margin:0 auto;padding:16px 16px 48px}.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px;margin-bottom:14px}.card h2,.card h3{margin:0 0 10px}.muted{color:var(--muted)}.small,label{font-size:13px}label{display:block;color:var(--muted);margin:10px 0 4px}input,select,textarea{width:100%;padding:12px;font-size:16px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--text)}textarea{min-height:90px;resize:vertical}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:14px;font-size:16px;font-weight:600;border:0;border-radius:12px;background:var(--navy);color:#fff;cursor:pointer}.btn.amber{background:var(--amber);color:#1a1300}.btn.ghost{background:#eef2f8;color:var(--navy)}.btn:disabled{opacity:.55}.btn.row{width:auto;padding:10px 14px;font-size:14px}.list{list-style:none;margin:0;padding:0}.vrow{display:flex;align-items:center;gap:12px;padding:14px;border:1px solid var(--line);border-radius:12px;background:#fff;margin-bottom:8px;text-decoration:none;color:inherit}.plate{font-weight:700;font-family:ui-monospace,monospace;background:#fff8e6;border:1px solid #f0d27a;border-radius:6px;letter-spacing:.5px}.plate,.tag{padding:2px 8px}.tag{display:inline-block;font-size:12px;border-radius:999px;background:#eef2f8;color:var(--navy2)}.entry{border-left:3px solid var(--line);padding:10px 12px;margin:10px 0;background:#fafbfe;border-radius:0 10px 10px 0}.entry.q{border-left-color:var(--navy2)}.entry.repair{border-left-color:var(--green)}.entry .meta{font-size:12px;color:var(--muted);margin-bottom:4px}.answer{background:#f3f8f4;border:1px solid #cfe6d6;border-radius:12px;padding:14px;white-space:pre-wrap}.answer.nf{background:#fdf3f2;border-color:#f0c9c5}.answer.cl{background:#fff8e6;border-color:#f0d27a}.cite{display:block;font-size:13px;margin-top:6px}.cite a{color:var(--navy2);font-weight:600}.thumbs{display:flex;gap:10px;margin-top:10px}.thumbs button{width:auto;padding:8px 16px}.photos img{max-width:100%;border-radius:10px;margin-top:8px}.center{text-align:center}.loginwrap{min-height:100dvh;display:flex;align-items:center;justify-content:center;padding:20px;background:var(--navy)}.loginwrap .card{width:100%;max-width:360px}.err{color:var(--red);font-size:14px;margin-top:8px}.flex{display:flex;gap:10px}.flex>*{flex:1 1}.badge{display:inline-block;font-size:13px;font-weight:700;padding:4px 12px;border-radius:999px;margin-bottom:8px}.badge.ok{background:#e7f6ec;color:#157a43;border:1px solid #b7e3c8}.badge.warn{background:#fff4dd;color:#8a5c00;border:1px solid #f0d27a}.badge.ask{background:#e8f0fe;color:#1a3258;border:1px solid #c5d5f0}.badge.bad{background:#fdebea;color:#b8362e;border:1px solid #f3c1bd}.actions-grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:10px;gap:10px}.action-btn{display:flex;flex-direction:column;align-items:center;gap:6px;padding:16px 8px;font-size:14px;border:1px solid var(--line);border-radius:12px;color:var(--navy);cursor:pointer}.action-btn,.citechip{font-weight:600;background:#eef2f8}.citechip{display:inline-block;font-size:13px;color:var(--navy2);border:1px solid var(--line);border-radius:999px;padding:6px 12px;margin:4px 6px 0 0;text-decoration:none}.answer .md{white-space:normal}.md p{margin:6px 0}.md h4{margin:12px 0 4px;font-size:15px}.md h5{margin:10px 0 4px;font-size:14px}.md ol,.md ul{margin:6px 0;padding-left:22px}.md li{margin:3px 0}.md table{border-collapse:collapse;margin:8px 0;width:100%;font-size:13px}.md td,.md th{border:1px solid var(--line);padding:5px 8px;text-align:left;vertical-align:top}.md th{background:#eef2f8}.md hr{border:0;border-top:1px solid var(--line);margin:10px 0}.cover{width:100%;max-height:280px;object-fit:cover;border-radius:12px;display:block;margin-bottom:12px}.summary{margin-top:10px;padding-top:4px;border-top:1px solid var(--line);font-size:14px}.archbtn{display:flex;justify-content:space-between;align-items:center;width:100%;padding:0;background:none;border:0;font-size:16px;font-weight:700;color:var(--navy);cursor:pointer}.archcaret{color:var(--muted)}.archgroup{margin-top:12px}.archgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(92px,1fr));grid-gap:6px;gap:6px;margin-top:6px}.archgrid a{display:block}.archgrid img{width:100%;height:92px;object-fit:cover;border-radius:8px;display:block;background:#eef2f8}.archgrid a.vidtile{display:flex;align-items:center;justify-content:center;height:92px;font-size:30px;border-radius:8px;background:#1a3258;text-decoration:none}.vlist{display:flex;flex-direction:column;gap:8px;margin-top:8px}.vbtn{display:flex;justify-content:space-between;align-items:center;gap:10px;width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:12px;background:#fafbfe;cursor:pointer;font-size:15px}.cmt{margin-top:8px}.cmt-toggle{background:none;border:0;padding:0;font-size:14px;font-weight:600;color:var(--navy2);cursor:pointer}.cmt-item{border-top:1px dashed var(--line);padding:6px 0}.cmt-item .meta{font-size:12px;color:var(--muted);margin-bottom:2px}.cmt a{color:var(--navy2);font-weight:600;overflow-wrap:anywhere}.cmt-row{display:flex;gap:8px;margin-top:8px}.cmt-row input{flex:1 1;margin:0}.cmt-row .btn{flex:0 0 auto;width:auto;padding:10px 16px}.fab{position:fixed;right:14px;bottom:max(14px,env(safe-area-inset-bottom));z-index:50;padding:13px 18px;font-size:15px;font-weight:700;color:#fff;background:var(--navy2);border:0;border-radius:999px;box-shadow:0 4px 14px rgba(15,32,60,.35);cursor:pointer}.fab-overlay{position:fixed;inset:0;z-index:60;background:rgba(10,18,32,.55);display:flex;align-items:flex-end;justify-content:center;padding:16px}.fab-card{width:100%;max-width:440px;margin-bottom:max(8px,env(safe-area-inset-bottom))}.wrap{padding-bottom:84px}