:root{--navy: #0b1f3b;--navy-2: #123a66;--bg: #f7f9fc;--card: #ffffff;--text: #0f172a;--muted: #64748b;--line: #e5e7eb;--soft: #f1f5f9;--danger: #e11d48;--ok: #16a34a}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg);color:var(--text);min-height:100vh;padding:calc(9vh + 14px) 14px 100px}.container{max-width:720px;margin:0 auto;background:var(--card);border-radius:18px;border:1px solid var(--line);box-shadow:0 12px 40px #0f172a1a;overflow:hidden}.header{position:fixed;top:0;left:0;width:100%;height:9vh;display:flex;align-items:center;padding:0 12px;z-index:1000;background:#fff;box-shadow:0 2px 4px #0000004d;border-bottom:none}.header img{height:70%;width:auto;max-height:42px;object-fit:contain}.header h1{font-size:20px;margin:0 0 6px;letter-spacing:.2px}.header p{margin:0;font-size:13px;color:var(--muted);line-height:1.5}model-viewer{width:100%;height:55vh;margin-top:65px;max-height:380px;min-height:260px;background:var(--soft);--progress-bar-color: var(--navy-2)}@media(max-width:480px){body{padding:10px}.header,.content{padding:18px 16px}model-viewer{height:48vh;max-height:340px;min-height:240px}}.content{padding:22px 20px}.model-selector{background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px;margin:0 0 14px}.model-selector h3{margin:0 0 10px;font-size:15px;color:var(--text)}.model-buttons{display:flex;gap:10px;flex-wrap:wrap}.model-button{flex:1;min-width:160px;padding:12px 14px;font-size:14px;font-weight:700;border:1px solid var(--line);border-radius:12px;background:#fff;color:var(--navy);cursor:pointer;transition:transform .12s,border-color .12s,background .12s}.model-button:hover{border-color:#123a6673;background:#f8fafc;transform:translateY(-1px)}.model-button:active{transform:translateY(0)}.model-button.active{border-color:var(--navy-2);background:var(--navy-2);color:#fff}.status{background:#f8fafc;border:1px solid var(--line);border-radius:14px;padding:14px;margin-bottom:14px}.status-item{display:flex;justify-content:space-between;gap:12px;padding:8px 0;border-bottom:1px solid rgba(229,231,235,.7)}.status-item:last-child{border-bottom:none}.status-label{font-size:13px;color:var(--muted)}.status-value{font-size:13px;font-weight:700;color:var(--text)}.info-box{background:#fff;border:1px solid var(--line);border-left:4px solid var(--navy-2);border-radius:14px;padding:14px}.info-box h3{margin:0 0 8px;font-size:15px;color:var(--navy)}.ar-button{position:absolute;bottom:14px;right:14px;background:#fff;color:var(--navy);border:1px solid var(--line);border-radius:999px;padding:11px 16px;font-weight:800;font-size:14px;cursor:pointer;box-shadow:0 8px 22px #0f172a24;display:inline-flex;align-items:center;gap:10px;transition:transform .15s,box-shadow .15s,border-color .15s}.ar-button:hover{transform:translateY(-1px);box-shadow:0 10px 26px #0f172a2e;border-color:#123a6659}.ar-button:active{transform:translateY(0)}.loading-indicator{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:#0b1f3bc7;color:#fff;padding:10px 14px;border-radius:10px;font-size:13px;letter-spacing:.2px}@media(max-width:360px){.model-button{min-width:100%}}.btn-row{position:fixed;left:12px;right:12px;bottom:calc(12px + env(safe-area-inset-bottom));z-index:2000;display:flex;flex-direction:column;gap:8px}.btn-row a,.btn-row button{height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;background:var(--navy);color:#fff;font-weight:800;text-decoration:none;border:1px solid rgba(255,255,255,.18);box-shadow:0 12px 30px #00000040}.survey button{width:100%;height:52px;margin-top:10px;margin-bottom:50px;border-radius:14px;border:1px solid rgba(255,255,255,.18);background:#88cb45;color:#fff;font-weight:800;font-size:15px;text-align:center;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:transform .15s,box-shadow .15s,background .15s}.survey button:hover{transform:translateY(-1px);background:#88cb45}.survey button:active{transform:translateY(0);box-shadow:0 10px 26px #00000038}