:root{--bg: #0f1420;--bg-elevated: #1a2233;--bg-card: #212b40;--border: #2e3a52;--text: #eef2f8;--text-dim: #9aa8bf;--accent: #38bdf8;--accent-dark: #0284c7;--green: #34d399;--red: #f87171;--amber: #fbbf24;--radius: 14px;color-scheme:dark}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;-webkit-tap-highlight-color:transparent}button,input,select,textarea{font-family:inherit;font-size:1rem}button{cursor:pointer}.app-shell{display:flex;flex-direction:column;min-height:100vh}.app-main{flex:1;padding:16px 16px 96px;max-width:960px;margin:0 auto;width:100%}.topbar{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;background:var(--bg-elevated);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10}.topbar h1{font-size:1.05rem;margin:0;font-weight:600}.tabbar{position:fixed;bottom:0;left:0;right:0;display:flex;background:var(--bg-elevated);border-top:1px solid var(--border);padding-bottom:env(safe-area-inset-bottom);z-index:10}.tabbar a{flex:1;text-align:center;padding:10px 4px 8px;color:var(--text-dim);text-decoration:none;font-size:.72rem;display:flex;flex-direction:column;align-items:center;gap:2px}.tabbar a.active{color:var(--accent)}.tabbar .icon{font-size:1.3rem}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:16px;margin-bottom:12px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--accent);color:#061019;border:none;border-radius:12px;padding:14px 18px;font-weight:600;font-size:1rem;width:100%;transition:transform .05s ease,opacity .15s ease}.btn:active{transform:scale(.98)}.btn:disabled{opacity:.5}.btn.secondary{background:var(--bg-elevated);color:var(--text);border:1px solid var(--border)}.btn.danger{background:var(--red);color:#250a0a}.btn.ghost{background:transparent;color:var(--accent);border:1px solid var(--accent)}.btn.small{width:auto;padding:8px 14px;font-size:.85rem}input[type=text],input[type=number],input[type=password],select,textarea{width:100%;padding:12px 14px;background:var(--bg-elevated);border:1px solid var(--border);border-radius:10px;color:var(--text);margin-bottom:12px}label{display:block;font-size:.85rem;color:var(--text-dim);margin-bottom:6px}.field{margin-bottom:14px}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:10px}.stack{display:flex;flex-direction:column;gap:10px}.row{display:flex;align-items:center;justify-content:space-between;gap:10px}.muted{color:var(--text-dim)}.pill{display:inline-block;padding:3px 10px;border-radius:999px;font-size:.72rem;font-weight:600;background:var(--bg-elevated);color:var(--text-dim);border:1px solid var(--border)}.pill.open{color:var(--green);border-color:var(--green)}.pill.closed{color:var(--text-dim)}.error-banner{background:#f871711f;border:1px solid var(--red);color:#fecaca;padding:10px 14px;border-radius:10px;margin-bottom:12px;font-size:.9rem}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#040810b8;display:flex;align-items:flex-end;justify-content:center;z-index:100}.modal-sheet{background:var(--bg-card);border:1px solid var(--border);border-radius:20px 20px 0 0;padding:20px;width:100%;max-width:560px;max-height:88vh;overflow-y:auto;animation:slideup .18s ease-out}@keyframes slideup{0%{transform:translateY(16px);opacity:0}to{transform:translateY(0);opacity:1}}.mode-tabs{display:flex;gap:6px;margin-bottom:16px;flex-wrap:wrap}.mode-tab{padding:8px 12px;border-radius:10px;border:1px solid var(--border);background:var(--bg-elevated);color:var(--text-dim);font-size:.85rem}.mode-tab.active{background:var(--accent);color:#061019;border-color:var(--accent);font-weight:600}table{width:100%;border-collapse:collapse;font-size:.88rem}th,td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--border)}th{color:var(--text-dim);font-weight:600;font-size:.75rem;text-transform:uppercase;letter-spacing:.03em}.spinner{width:20px;height:20px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.pin-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;max-width:320px;margin:0 auto}.pin-key{aspect-ratio:1;border-radius:50%;background:var(--bg-elevated);border:1px solid var(--border);color:var(--text);font-size:1.4rem;font-weight:600}.pin-key:active{background:var(--accent-dark)}.pin-dots{display:flex;justify-content:center;gap:12px;margin:24px 0}.pin-dot{width:14px;height:14px;border-radius:50%;border:1px solid var(--text-dim)}.pin-dot.filled{background:var(--accent);border-color:var(--accent)}.user-picker-btn{width:100%;text-align:left;background:var(--bg-elevated);border:1px solid var(--border);border-radius:12px;padding:14px 16px;color:var(--text);margin-bottom:8px;font-size:1rem}.user-picker-btn.selected{border-color:var(--accent)}.sheet-page{max-width:1400px}.sheet-table-wrap{padding:0;overflow:hidden}.sheet-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;max-height:65vh;overflow-y:auto}.sheet-table{min-width:860px;border-collapse:separate;border-spacing:0}.sheet-table th{position:sticky;top:0;background:var(--bg-elevated);z-index:3;white-space:nowrap}.sheet-table th.col-sticky,.sheet-table td.col-sticky{position:sticky;left:0;background:var(--bg-card);z-index:2;min-width:180px;max-width:260px;border-right:1px solid var(--border)}.sheet-table th.col-sticky{background:var(--bg-elevated);z-index:4}.sheet-table td{padding:4px 8px;white-space:nowrap}.sheet-table tfoot td{position:sticky;bottom:0;background:var(--bg-elevated);border-top:1px solid var(--border);z-index:3}.sheet-cell{width:110px;min-width:70px;padding:8px 10px;margin-bottom:0!important;background:transparent;border:1px solid transparent;border-radius:8px;transition:border-color .15s ease,background .15s ease}td.col-sticky .sheet-cell{width:100%}.sheet-cell:hover{border-color:var(--border)}.sheet-cell:focus{background:var(--bg-elevated);border-color:var(--accent);outline:none}.sheet-cell.saving{border-color:var(--amber)}.sheet-cell.saved{border-color:var(--green)}.sheet-cell.errored{border-color:var(--red)}.sheet-text{padding:8px 10px;display:inline-block;color:var(--text)}.sheet-total{text-align:right;color:var(--text-dim);font-variant-numeric:tabular-nums}.sheet-table .pill{margin-left:6px;font-size:.62rem;padding:1px 7px}@media(max-width:640px){.sheet-filters .grid-2{grid-template-columns:1fr}}.scan-target{border:2px dashed var(--border);border-radius:var(--radius);overflow:hidden;position:relative;background:#000;aspect-ratio:4 / 3}.scan-target video{width:100%;height:100%;object-fit:cover}.hidden{display:none}