:root{--ocean-dark: #0a1628;--ocean-mid: #0a4d68;--ocean-light: #0e7490;--ocean-glow: #22d3ee;--coral: #f97316;--reef-green: #10b981;--sand: #fbbf24;--white: #f0f9ff;--text: #e0f2fe;--text-dim: #94a3b8;--danger: #ef4444;--success: #22c55e;--card-bg: rgba(14, 116, 144, .15);--border: rgba(34, 211, 238, .2);--tab-height: 60px;--header-height: 52px}*{margin:0;padding:0;box-sizing:border-box}html,body{height:100%;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,system-ui,sans-serif;background:var(--ocean-dark);color:var(--text);overflow:hidden;-webkit-tap-highlight-color:transparent}#app{display:flex;flex-direction:column;height:100%}header{display:flex;justify-content:space-between;align-items:center;padding:8px 16px;background:var(--ocean-mid);height:var(--header-height);flex-shrink:0;border-bottom:1px solid var(--border)}.header-left{display:flex;align-items:center;gap:8px}.header-left h1{font-size:18px;font-weight:700;color:var(--ocean-glow);letter-spacing:.5px}.header-right{display:flex;align-items:center;gap:10px}.badge{font-size:10px;font-weight:700;padding:2px 6px;border-radius:4px;background:var(--coral);color:#fff}.wallet-addr{font-size:11px;font-family:monospace;color:var(--text-dim);cursor:pointer;max-width:100px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;transition:color .2s}.wallet-addr:hover{color:var(--ocean-glow)}.sync-dot{width:10px;height:10px;border-radius:50%;flex-shrink:0;transition:background .3s}.sync-dot.online{background:var(--success)}.sync-dot.offline{background:var(--danger)}.sync-dot.syncing{background:var(--sand);animation:pulse 1s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}main{flex:1;overflow-y:auto;overflow-x:hidden;padding:12px;scroll-behavior:smooth}.tab-content{display:none;height:100%}.tab-content.active{display:flex;flex-direction:column;gap:12px;animation:fadeIn .2s ease-out}@keyframes fadeIn{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}#tab-bar{display:flex;background:var(--ocean-mid);border-top:1px solid var(--border);height:var(--tab-height);flex-shrink:0;padding:0 4px}.tab-btn{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;border:none;background:transparent;color:var(--text-dim);font-size:10px;cursor:pointer;transition:all .2s;-webkit-tap-highlight-color:transparent;position:relative;padding:6px 2px}.tab-btn:active{transform:scale(.92)}.tab-btn.active{color:var(--ocean-glow)}.tab-btn.active:after{content:"";position:absolute;top:0;left:20%;right:20%;height:3px;background:var(--ocean-glow);border-radius:0 0 3px 3px}.tab-icon{font-size:20px;line-height:1}.tab-label{font-weight:600;letter-spacing:.3px}.card{background:var(--card-bg);border:1px solid var(--border);border-radius:12px;padding:16px;transition:border-color .2s}.card-interactive{cursor:pointer}.card-interactive:hover{border-color:var(--ocean-glow)}.card-interactive:active{transform:scale(.98);background:#0e749040}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;border-radius:10px;border:none;font-size:15px;font-weight:600;cursor:pointer;transition:all .15s;-webkit-tap-highlight-color:transparent}.btn:active{transform:scale(.96)}.btn-primary{background:var(--ocean-light);color:#fff}.btn-primary:hover{background:#0c6a85}.btn-primary:active{background:var(--ocean-mid)}.btn-coral{background:var(--coral);color:#fff}.btn-coral:hover{background:#ea6c0a}.btn-coral:active{opacity:.8}.btn-success{background:var(--reef-green);color:#fff}.btn-success:hover{background:#0d9e6e}.btn-outline{background:transparent;border:1px solid var(--border);color:var(--text)}.btn-outline:hover{border-color:var(--ocean-glow);color:var(--ocean-glow)}.btn-full{width:100%}.btn:disabled{opacity:.4;cursor:not-allowed;transform:none}.btn-sm{padding:6px 14px;font-size:13px;border-radius:8px}.capture-preview{width:100%;aspect-ratio:4/3;border-radius:12px;overflow:hidden;background:#000;position:relative}.capture-preview video,.capture-preview img{width:100%;height:100%;object-fit:cover}.capture-preview .hex-overlay{position:absolute;bottom:8px;left:8px;background:#0009;padding:4px 8px;border-radius:6px;font-size:11px;font-family:monospace;color:var(--ocean-glow)}.gps-status{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--text-dim);transition:color .3s}.gps-status.locked{color:var(--success)}.obs-item{display:flex;gap:12px;padding:10px;background:var(--card-bg);border:1px solid var(--border);border-radius:10px;cursor:pointer;transition:all .15s}.obs-item:hover{border-color:var(--ocean-glow);background:#0e749040}.obs-item:active{transform:scale(.98)}.obs-thumb{width:64px;height:64px;border-radius:8px;object-fit:cover;flex-shrink:0}.obs-meta{flex:1;display:flex;flex-direction:column;gap:2px;font-size:13px;min-width:0}.obs-meta .hex-id{font-family:monospace;color:var(--ocean-glow);font-size:11px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.obs-meta .timestamp{color:var(--text-dim);font-size:11px}.signature-badge{font-size:10px;padding:2px 6px;border-radius:4px;display:inline-flex;align-items:center;gap:3px;font-weight:600}.signature-badge.signed{background:#22c55e33;color:var(--success)}.signature-badge.cosigned{background:#f9731633;color:var(--coral)}.signature-badge.unsigned{background:#ef444433;color:var(--danger)}.signature-badge.anchored{background:#22d3ee33;color:var(--ocean-glow)}.day-header{display:flex;justify-content:space-between;align-items:center;padding:8px 12px;margin-bottom:6px;background:#0e74901a;border-radius:8px;cursor:pointer;transition:background .15s}.day-header:hover{background:#0e749033}.day-header:active{background:#0e74904d}.day-header .day-title{font-weight:700;font-size:14px;color:var(--ocean-glow)}.day-header .day-stats{font-size:12px;color:var(--text-dim);display:flex;gap:10px}#map-container{flex:1;border-radius:12px;overflow:hidden;min-height:300px}.map-detail-panel{max-height:250px;overflow-y:auto;border-top:2px solid var(--ocean-glow);animation:slideUp .2s ease-out}@keyframes slideUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.map-detail-header{display:flex;justify-content:space-between;align-items:center;padding:8px 0;margin-bottom:8px;border-bottom:1px solid var(--border)}.map-detail-close{background:none;border:none;color:var(--text-dim);font-size:18px;cursor:pointer;padding:4px 8px;border-radius:6px;transition:all .15s}.map-detail-close:hover{color:var(--text);background:#ffffff1a}.reef-popup{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,system-ui,sans-serif;font-size:13px;line-height:1.4}.reef-popup .popup-title{font-weight:700;color:#0a4d68;margin-bottom:4px}.reef-popup .popup-detail{color:#475569;font-size:12px}.lightbox{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000eb;z-index:1000;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:20px;animation:fadeIn .15s ease-out}.lightbox img{max-width:100%;max-height:70vh;border-radius:12px;object-fit:contain}.lightbox-meta{margin-top:12px;text-align:center;max-width:400px}.lightbox-close{position:absolute;top:16px;right:16px;background:#ffffff26;border:none;color:#fff;font-size:24px;width:40px;height:40px;border-radius:50%;cursor:pointer;transition:background .15s}.lightbox-close:hover{background:#ffffff4d}.wallet-info{text-align:center;padding:24px}.wallet-info .address{font-family:monospace;font-size:13px;color:var(--ocean-glow);word-break:break-all;margin:12px 0}.qr-code{margin:16px auto;padding:12px;background:#fff;border-radius:12px;display:inline-block}select,input,textarea{width:100%;padding:10px 12px;border-radius:8px;border:1px solid var(--border);background:#0a1628cc;color:var(--text);font-size:14px;font-family:inherit;transition:border-color .2s}select:focus,input:focus,textarea:focus{outline:none;border-color:var(--ocean-glow);box-shadow:0 0 0 2px #22d3ee26}label{font-size:13px;font-weight:600;color:var(--text-dim);margin-bottom:4px;display:block}.form-group{display:flex;flex-direction:column;gap:4px}.diver-card{display:flex;align-items:center;justify-content:space-between;padding:12px;background:var(--card-bg);border:1px solid var(--border);border-radius:10px}.diver-card .diver-addr{font-family:monospace;font-size:12px;color:var(--ocean-glow)}.diver-card .obs-count{font-size:13px;color:var(--text-dim)}.toast{position:fixed;bottom:calc(var(--tab-height) + 16px);left:50%;transform:translate(-50%);background:var(--ocean-mid);border:1px solid var(--ocean-glow);color:var(--text);padding:10px 20px;border-radius:10px;font-size:14px;font-weight:600;z-index:500;animation:toastIn .3s ease-out,toastOut .3s ease-in 2.5s forwards;pointer-events:none;white-space:nowrap}@keyframes toastIn{0%{opacity:0;transform:translate(-50%) translateY(20px)}to{opacity:1;transform:translate(-50%) translateY(0)}}@keyframes toastOut{0%{opacity:1}to{opacity:0}}.hidden{display:none!important}.text-center{text-align:center}.text-dim{color:var(--text-dim)}.text-glow{color:var(--ocean-glow)}.text-sm{font-size:13px}.mt-2{margin-top:8px}.mt-4{margin-top:16px}.gap-2{gap:8px}.flex{display:flex}.flex-col{flex-direction:column}.flex-wrap{flex-wrap:wrap}.items-center{align-items:center}.justify-between{justify-content:space-between}.strip-thumb:hover{border-color:var(--ocean-glow)!important;transform:scale(1.05)}.strip-thumb:active{transform:scale(.95)}.photo-strip::-webkit-scrollbar{height:0}#carousel-prev:hover,#carousel-next:hover{background:#000000b3}#carousel-prev:active,#carousel-next:active{transform:translateY(-50%) scale(.9)}::-webkit-scrollbar{width:4px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px}