*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:#0a0e17;color:#e2e8f0;overflow:hidden}#root{display:flex;flex-direction:column;height:100vh}.header{display:flex;align-items:center;justify-content:space-between;padding:12px 24px;background:#111827;border-bottom:1px solid #1e293b;z-index:100}.logo{font-size:20px;font-weight:700;color:#f59e0b;display:flex;align-items:center;gap:8px}.logo-icon{width:28px;height:28px}.header-tag{font-size:11px;color:#64748b;margin-left:8px}.address-bar{display:flex;gap:12px;align-items:center}.address-input{width:380px;padding:10px 16px;border:1px solid #334155;border-radius:8px;background:#1e293b;color:#e2e8f0;font-size:14px;outline:none;transition:border-color .2s}.address-input:focus{border-color:#f59e0b}.address-input::placeholder{color:#64748b}.btn-design{padding:10px 28px;border:none;border-radius:8px;background:#f59e0b;color:#0a0e17;font-size:14px;font-weight:600;cursor:pointer;transition:background .2s}.btn-design:hover{background:#d97706}.btn-design:disabled{background:#475569;cursor:not-allowed;color:#94a3b8}.main{display:flex;flex:1;overflow:hidden}.canvas-area{flex:1;position:relative;background:#0a0e17}.loading-overlay{position:absolute;top:0;left:0;right:0;bottom:0;display:flex;align-items:center;justify-content:center;background:#0a0e17d9;z-index:50}.loading-content{text-align:center}.loading-spinner{width:48px;height:48px;border:4px solid #1e293b;border-top-color:#f59e0b;border-radius:50%;animation:spin 1s linear infinite;margin:0 auto 16px}@keyframes spin{to{transform:rotate(360deg)}}.loading-text{font-size:14px;color:#94a3b8}.loading-step{font-size:12px;color:#64748b;margin-top:4px}.empty-state{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);text-align:center}.empty-state h2{font-size:22px;color:#334155;margin-bottom:8px}.empty-state p{font-size:14px;color:#475569}.stats-panel{width:320px;background:#111827;border-left:1px solid #1e293b;padding:20px;overflow-y:auto;display:flex;flex-direction:column;gap:16px}.stats-header{font-size:16px;font-weight:600;color:#f59e0b;border-bottom:1px solid #1e293b;padding-bottom:12px}.stat-card{background:#1e293b;border-radius:8px;padding:14px}.stat-label{font-size:11px;text-transform:uppercase;letter-spacing:.5px;color:#64748b;margin-bottom:4px}.stat-value{font-size:24px;font-weight:700;color:#e2e8f0}.stat-unit{font-size:14px;color:#94a3b8;font-weight:400;margin-left:4px}.stat-row{display:flex;justify-content:space-between;align-items:center;padding:8px 0;border-bottom:1px solid #334155}.stat-row:last-child{border-bottom:none}.stat-row-label{font-size:13px;color:#94a3b8}.stat-row-value{font-size:14px;font-weight:600;color:#e2e8f0}.stats-section-title{font-size:12px;text-transform:uppercase;letter-spacing:.5px;color:#64748b;margin-top:8px;margin-bottom:4px}.equipment-select{width:100%;padding:8px 12px;border:1px solid #334155;border-radius:6px;background:#0f172a;color:#e2e8f0;font-size:13px;outline:none}.equipment-select:focus{border-color:#f59e0b}.btn-export{padding:8px 16px;border:1px solid #334155;border-radius:6px;background:#1e293b;color:#94a3b8;font-size:13px;cursor:pointer;transition:all .2s}.btn-export:hover{border-color:#f59e0b;color:#f59e0b}.btn-remove-mode{padding:8px 16px;border:1px solid #334155;border-radius:6px;background:#1e293b;color:#94a3b8;font-size:13px;cursor:pointer;transition:all .2s}.btn-remove-mode:hover{border-color:#ef4444;color:#ef4444}.btn-remove-mode.active{background:#ef4444;color:#fff;border-color:#ef4444}.toggle-label{display:flex;align-items:center;gap:8px;font-size:13px;color:#94a3b8;cursor:pointer}.toggle-label input{accent-color:#f59e0b}.info-tooltip{position:absolute;pointer-events:none;background:#1e293b;border:1px solid #334155;border-radius:6px;padding:8px 12px;font-size:12px;color:#e2e8f0;z-index:200;display:none;max-width:250px;white-space:pre-line}.error-msg{position:absolute;top:20px;left:50%;transform:translate(-50%);background:#7f1d1d;color:#fecaca;padding:12px 24px;border-radius:8px;font-size:14px;z-index:200}@media (max-width: 900px){.stats-panel{width:260px}.address-input{width:220px}}.roof-tracer-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background:#0a0e17;z-index:500;display:flex;flex-direction:column}.tracer-toolbar{background:#111827;border-bottom:1px solid #1e293b;padding:12px 20px;display:flex;flex-direction:column;gap:8px}.tracer-title{font-size:16px;font-weight:600;color:#f59e0b}.tracer-instructions{font-size:13px;color:#94a3b8;min-height:20px}.tracer-actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap;min-height:36px}.tracer-btn{padding:6px 14px;border:1px solid #334155;border-radius:6px;background:#1e293b;color:#e2e8f0;font-size:13px;cursor:pointer;transition:all .2s}.tracer-btn:hover{border-color:#f59e0b;color:#f59e0b}.tracer-btn:disabled{opacity:.4;cursor:not-allowed}.tracer-btn-danger{border-color:#475569;color:#94a3b8}.tracer-btn-danger:hover{border-color:#ef4444;color:#ef4444}.tracer-btn-confirm{background:#16a34a;border-color:#16a34a;color:#fff;font-weight:600}.tracer-btn-confirm:hover{background:#15803d;border-color:#15803d;color:#fff}.tracer-btn-finish{background:#f59e0b;border-color:#f59e0b;color:#0a0e17;font-weight:600}.tracer-btn-finish:hover{background:#d97706;border-color:#d97706;color:#0a0e17}.tracer-btn-skip{color:#64748b;border-color:#334155}.pitch-input-row{display:flex;gap:16px;align-items:center;flex-wrap:wrap}.pitch-input-row label{display:flex;align-items:center;gap:4px;font-size:13px;color:#94a3b8}.pitch-input-row input{width:50px;padding:4px 8px;border:1px solid #334155;border-radius:4px;background:#0f172a;color:#e2e8f0;font-size:13px;outline:none}.pitch-input-row input:focus{border-color:#f59e0b}.tracer-finish-row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.tracer-face-count{font-size:13px;color:#64748b}.tracer-face-list{display:flex;gap:8px;padding:8px 20px;background:#0f172a;border-bottom:1px solid #1e293b;flex-wrap:wrap}.tracer-face-item{display:flex;align-items:center;gap:6px;padding:4px 10px;background:#1e293b;border-radius:6px;font-size:12px}.tracer-face-color{width:10px;height:10px;border-radius:50%}.tracer-face-label{font-weight:600;color:#e2e8f0}.tracer-face-info{color:#64748b}.tracer-face-delete{background:none;border:none;color:#ef4444;cursor:pointer;font-size:12px;padding:0 2px}.tracer-canvas-container{flex:1;display:flex;align-items:center;justify-content:center;overflow:hidden;background:#0a0e17;padding:20px}.tracer-canvas{cursor:crosshair;border:1px solid #334155;border-radius:4px}.tracer-tool-selector{display:flex;gap:8px}.tracer-tool-btn{padding:6px 16px;border:1px solid #334155;border-radius:6px;background:#1e293b;color:#94a3b8;font-size:13px;cursor:pointer;transition:all .2s}.tracer-tool-btn.active{background:#f59e0b;border-color:#f59e0b;color:#0a0e17;font-weight:600}.tracer-tool-btn:hover{border-color:#f59e0b}.obs-controls{display:flex;gap:16px;align-items:center;flex-wrap:wrap}.obs-controls label{display:flex;align-items:center;gap:4px;font-size:13px;color:#94a3b8}.obs-controls select,.obs-controls input{padding:4px 8px;border:1px solid #334155;border-radius:4px;background:#0f172a;color:#e2e8f0;font-size:13px;outline:none}.obs-controls select:focus,.obs-controls input:focus{border-color:#f59e0b}.obs-controls input[type=number]{width:50px}