:root{--bg: #0f1216;--surface: #1a1f27;--surface-2: #222834;--border: #2c3441;--text: #e7ebf0;--muted: #94a1b2;--primary: #3b82f6;--primary-hover: #2f6fd6;--success: #16a34a;--warning: #d97706;--danger: #dc2626;--radius: 12px}@media (prefers-color-scheme: light){:root{--bg: #f4f6f9;--surface: #ffffff;--surface-2: #f0f3f7;--border: #dfe4ea;--text: #1a1f27;--muted: #5b6675}}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.5}.app{min-height:100vh;display:flex;flex-direction:column}.topbar{position:relative;display:flex;align-items:center;justify-content:space-between;padding:12px 20px;background:var(--surface);border-bottom:1px solid var(--border)}.topbar-right{display:flex;align-items:center;gap:12px}.hamburger{display:none}.brand{display:flex;align-items:center;gap:8px;font-weight:700;font-size:18px;text-decoration:none;color:var(--text)}.brand-logo{height:24px;width:auto;display:block}.login-logo{height:40px;width:auto;margin:0 auto 14px;display:block}.nav{display:flex;align-items:center;gap:14px}.nav a{color:var(--primary);text-decoration:none}.office-pill{font-size:12px;background:#e8f5e9;color:#1b5e20;padding:2px 8px;border-radius:999px;white-space:nowrap}.avatar{width:28px;height:28px;border-radius:50%}.nav-user{max-width:140px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.nav-backdrop{display:none}@media (max-width: 640px){.topbar{padding:10px 14px}.office-pill{max-width:42vw;overflow:hidden;text-overflow:ellipsis}.hamburger{display:inline-flex;flex-direction:column;justify-content:center;gap:4px;width:40px;height:40px;padding:0;background:none;border:1px solid var(--border);border-radius:8px;cursor:pointer}.hamburger span{display:block;width:20px;height:2px;margin:0 auto;background:var(--text);transition:transform .2s,opacity .2s}.hamburger.open span:nth-child(1){transform:translateY(6px) rotate(45deg)}.hamburger.open span:nth-child(2){opacity:0}.hamburger.open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}.nav{display:none;position:absolute;top:calc(100% + 6px);right:12px;z-index:60;flex-direction:column;align-items:stretch;gap:12px;min-width:190px;padding:14px 16px;background:var(--surface);border:1px solid var(--border);border-radius:12px;box-shadow:0 10px 28px #00000038}.nav.open{display:flex}.nav-user{max-width:none}.nav-backdrop{display:block;position:fixed;top:0;right:0;bottom:0;left:0;z-index:50;background:transparent}}.container{flex:1;width:100%;max-width:1100px;margin:0 auto;padding:24px 16px}.center{display:grid;place-items:center;min-height:60vh}.center-card{max-width:420px;margin:8vh auto;text-align:center}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:22px}h1{font-size:22px;margin:0 0 12px}.muted{color:var(--muted)}.small{font-size:13px}.mono{font-family:ui-monospace,Menlo,monospace}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 16px;border-radius:10px;border:1px solid var(--border);background:var(--surface-2);color:var(--text);cursor:pointer;font-size:14px;text-decoration:none}.btn:hover{border-color:var(--primary)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover)}.btn-block{width:100%;margin-top:12px}.link-btn{background:none;border:none;color:var(--primary);cursor:pointer;padding:0;font-size:14px}.link-btn.danger{color:var(--danger)}.alert{padding:10px 14px;border-radius:10px;margin:12px 0;font-size:14px}.alert.error{background:#dc26261f;color:#f87171;border:1px solid rgba(220,38,38,.3)}.alert.success{background:#16a34a1f;color:#4ade80;border:1px solid rgba(22,163,74,.3)}.big-check{width:72px;height:72px;margin:0 auto 12px;border-radius:50%;background:var(--success);color:#fff;font-size:40px;display:grid;place-items:center}.big-check.warn{background:var(--warning)}.rules-note{text-align:left;background:var(--surface-2);border:1px solid var(--border);border-radius:10px;padding:10px 12px;margin:12px 0;font-size:13px}.rules-note summary{cursor:pointer;font-weight:600;color:var(--text)}.rules-note ul{margin:8px 0 0;padding-left:18px;color:var(--muted)}.rules-note li{margin:4px 0}.rules-note em{color:var(--warning);font-style:normal}.rules-inline{font-size:13px;color:var(--muted);margin:4px 0 14px}.today-summary{margin-top:16px;border-top:1px solid var(--border);padding-top:10px;text-align:left}.sess-row{display:flex;justify-content:space-between;align-items:center;padding:6px 0;font-size:14px}.login-google{display:flex;justify-content:center;margin:18px 0}.install-wrap{position:relative}.install-btn{padding:6px 12px;font-size:13px}.install-hint{position:absolute;right:0;top:calc(100% + 6px);z-index:20;background:var(--surface-2);border:1px solid var(--border);border-radius:10px;padding:10px 12px;font-size:13px;width:240px;color:var(--text);box-shadow:0 6px 24px #00000040}.reason-input{width:100%;padding:8px 10px;border-radius:8px;border:1px solid var(--border);background:var(--surface-2);color:var(--text);font-family:inherit;font-size:14px;margin:8px 0;resize:vertical;box-sizing:border-box}.device-link{margin-top:10px}.device-link a{color:var(--primary)}.camera{display:flex;flex-direction:column;gap:8px}.camera-feed{width:100%;border-radius:10px;background:#000;aspect-ratio:4/3;object-fit:cover}.tabs{display:flex;gap:6px;margin-bottom:16px}.tab{padding:8px 16px;border-radius:10px;border:1px solid var(--border);background:var(--surface-2);color:var(--muted);cursor:pointer;font-size:14px}.tab.active{background:var(--primary);border-color:var(--primary);color:#fff}.tab-badge{display:inline-flex;align-items:center;justify-content:center;min-width:18px;height:18px;margin-left:6px;padding:0 5px;border-radius:9px;background:#dc2626;color:#fff;font-size:11px;font-weight:700;line-height:1}.admin-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;flex-wrap:wrap;gap:10px}.export-btns{display:flex;gap:8px}.filters{display:flex;flex-wrap:wrap;gap:12px;align-items:flex-end;margin-bottom:16px}.filters label{display:flex;flex-direction:column;gap:4px;font-size:13px;color:var(--muted)}.filters input,.filters select{padding:8px 10px;border-radius:8px;border:1px solid var(--border);background:var(--surface-2);color:var(--text);font-size:14px}.month-pick{font-size:13px;color:var(--muted)}.month-pick input{padding:8px 10px;border-radius:8px;border:1px solid var(--border);background:var(--surface-2);color:var(--text);font-size:14px}.history-summary{display:flex;gap:20px;flex-wrap:wrap;align-items:center;font-size:14px}.history-summary .warn-text{color:var(--warning)}.table-wrap{overflow-x:auto;padding:0}.table{width:100%;border-collapse:collapse;font-size:14px}.table th,.table td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border);white-space:nowrap}.table th{background:var(--surface-2);position:sticky;top:0;font-weight:600}.table tr.row-flagged{background:#dc262612}.detail-row>td{background:var(--surface-2);padding:0!important}.inner-table{width:100%;margin:0}.inner-table th,.inner-table td{padding:6px 12px;font-size:13px;border-bottom:1px solid var(--border);white-space:nowrap}.inner-table th{background:transparent;position:static;color:var(--muted);font-weight:500}.table td.center{text-align:center}.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:12px;font-weight:600}.badge-success{background:#16a34a26;color:#4ade80}.badge-warning{background:#d9770626;color:#fbbf24}.badge-flagged{background:#dc262626;color:#f87171}.pager{display:flex;align-items:center;justify-content:center;gap:16px;margin-top:16px}.notify-card{max-width:420px;margin:16px auto 0}.notify-card strong{display:block;margin-bottom:6px}.notify-actions{display:flex;align-items:center;gap:10px;margin-top:10px;flex-wrap:wrap}.alert.error.small{padding:8px 10px}.modal{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000b3;display:grid;place-items:center;z-index:50;padding:16px}.modal-body{background:var(--surface);padding:16px;border-radius:var(--radius);max-width:600px;width:100%}.modal-body img{width:100%;border-radius:8px}