:root{--bg: #ffffff;--fg: #1c1c22;--muted: #6b6b76;--accent: #7c4dff;--border: #e3e3e8;--topbar-h: 56px;--infobar-h: 52px}*{box-sizing:border-box}html,body{height:100%}body{margin:0;font-family:system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--fg)}#app{height:100%;display:flex;flex-direction:column}a{color:var(--accent)}.topbar{height:var(--topbar-h);display:flex;align-items:center;gap:16px;padding:0 16px;border-bottom:1px solid var(--border);flex:none}.topbar h1{font-size:18px;margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.topbar .back{text-decoration:none;white-space:nowrap}.search{display:flex;gap:6px;margin-left:auto}.search input{width:200px;padding:6px 8px;border:1px solid var(--border);border-radius:6px}.search button,.nav button{padding:6px 10px;border:1px solid var(--border);background:#fafafc;border-radius:6px;cursor:pointer}.nav button:disabled{opacity:.4;cursor:default}.fov{font-size:13px;color:var(--muted);display:flex;align-items:center;gap:6px}.muted{color:var(--muted)}.error{color:#c0392b}.list{padding:24px 16px;display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px}.card{display:block;padding:16px;border:1px solid var(--border);border-radius:10px;text-decoration:none;color:inherit}.card:hover{border-color:var(--accent)}.card h2{margin:0 0 6px;font-size:16px}.card p{margin:0;color:var(--muted);font-size:13px}.split{flex:1;min-height:0;display:grid;grid-template-columns:1fr 1fr}.pane{position:relative;min-height:0;overflow:hidden}.pane.map{border-right:1px solid var(--border)}#map{width:100%;height:100%;display:block;cursor:grab}.hint{position:absolute;left:8px;bottom:8px;margin:0;font-size:12px;color:var(--muted);background:#ffffffd9;padding:4px 8px;border-radius:6px;pointer-events:none}.view3d{background:#1b1b20}.view3d canvas{width:100%;height:100%;display:block;cursor:move;-webkit-user-select:none;user-select:none}.notice{position:absolute;top:8px;left:8px;right:8px;padding:8px 10px;background:#ffdd33eb;color:#222;font-size:13px;border-radius:6px}.infobar{height:var(--infobar-h);display:flex;align-items:center;gap:16px;padding:0 16px;border-top:1px solid var(--border);flex:none;font-size:14px}#seatLabel{font-weight:600}.nav{display:flex;gap:4px}.credit{color:#888;font-size:12px}.credit:empty{display:none}.message{color:#c0392b;margin-left:auto;font-size:13px}.fatal{padding:48px 16px;text-align:center;white-space:pre-line}@media(max-width:800px){.topbar{flex-wrap:wrap;height:auto;padding:8px 12px;gap:8px}.search{margin-left:0;width:100%}.search input{flex:1;width:auto}.split{grid-template-columns:1fr;grid-template-rows:1fr 1fr}.pane.map{border-right:none;border-bottom:1px solid var(--border)}.infobar{height:auto;flex-wrap:wrap;padding:8px 12px;gap:8px}.credit{width:100%}.message{margin-left:0;width:100%}}