:root{--bg: #f8fafc;--panel: #ffffff;--border: #e2e8f0;--text: #0f172a;--muted: #64748b;--primary: #2563eb;--success: #16a34a;--danger: #dc2626;--warn: #d97706}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text)}.layout{display:flex;min-height:100vh}.sidebar{width:220px;background:#0f172a;color:#cbd5e1;padding:20px 0;flex-shrink:0}.sidebar h2{color:#fff;padding:0 20px;font-size:18px}.sidebar a{display:block;padding:12px 20px;color:#cbd5e1;text-decoration:none;font-size:15px}.sidebar a.active,.sidebar a:hover{background:#1e293b;color:#fff}.sidebar .site-picker{padding:12px 20px}.main{flex:1;padding:24px 32px;overflow-x:auto}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.topbar .user{font-size:14px;color:var(--muted)}.card{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:20px;margin-bottom:20px}.card h3{margin-top:0}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px}.stat{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:20px}.stat .num{font-size:36px;font-weight:700}.stat .label{color:var(--muted);font-size:14px}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border);font-size:14px}th{color:var(--muted);font-weight:600}tr:hover td{background:#f8fafc}button{font-size:14px;padding:8px 14px;border-radius:8px;border:none;background:var(--primary);color:#fff;cursor:pointer;font-weight:500}button.secondary{background:#e2e8f0;color:var(--text)}button.success{background:var(--success)}button.danger{background:var(--danger)}button.small{padding:5px 10px;font-size:13px}button:disabled{opacity:.5;cursor:not-allowed}input,select{font-size:14px;padding:8px 10px;border:1px solid var(--border);border-radius:8px;background:#fff;color:var(--text)}label{font-size:13px;color:var(--muted);display:block;margin-bottom:4px}.row{display:flex;gap:12px;align-items:flex-end;flex-wrap:wrap;margin-bottom:16px}.field-group{display:flex;flex-direction:column}.badge{display:inline-block;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:600}.badge.IN_BUILDING{background:#dcfce7;color:#166534}.badge.OUT_FOR_LUNCH{background:#fef3c7;color:#92400e}.badge.OUT_OF_BUILDING{background:#f1f5f9;color:#475569}.badge.late{background:#fee2e2;color:#991b1b}.login-box{max-width:380px;margin:100px auto}.login-box .card{padding:32px}.login-box input{width:100%;margin-bottom:12px}.error{color:var(--danger);font-size:14px;margin:8px 0}.success-msg{color:var(--success);font-size:14px}.muted{color:var(--muted);font-size:13px}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;display:flex;align-items:center;justify-content:center;z-index:50}.modal{background:#fff;border-radius:12px;padding:24px;width:460px;max-height:90vh;overflow-y:auto}.modal.modal-wide{width:min(1100px,calc(100vw - 48px))}.attendance-modal-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.calendar-grid{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:6px}.calendar-head{text-align:center;color:var(--muted);font-size:12px;font-weight:600}.calendar-day{min-height:36px;border:1px solid var(--border);background:#fff;color:var(--text);border-radius:8px;cursor:pointer;font-size:13px}.calendar-day.blank{border:none;background:transparent;cursor:default}.calendar-day.selected{outline:2px solid #0f172a}.calendar-day.c-GREEN{background:#dcfce7}.calendar-day.c-YELLOW{background:#fef3c7}.calendar-day.c-ORANGE{background:#fed7aa}.calendar-day.c-RED{background:#fee2e2}.calendar-day.c-BLUE{background:#dbeafe}.calendar-day.c-COLORLESS{background:#f8fafc}.calendar-day.c-NEUTRAL{background:#fff}.calendar-legend{display:grid;grid-template-columns:1fr 1fr;gap:6px 12px;font-size:12px;color:var(--muted)}.calendar-legend span{display:flex;align-items:center;gap:8px}.calendar-legend .swatch{width:14px;height:14px;border-radius:4px;border:1px solid var(--border);display:inline-block}.calendar-legend .swatch.c-GREEN{background:#dcfce7}.calendar-legend .swatch.c-YELLOW{background:#fef3c7}.calendar-legend .swatch.c-ORANGE{background:#fed7aa}.calendar-legend .swatch.c-RED{background:#fee2e2}.calendar-legend .swatch.c-BLUE{background:#dbeafe}.calendar-legend .swatch.c-COLORLESS{background:#f8fafc}.calendar-legend .swatch.c-NEUTRAL{background:#fff}@media (max-width: 980px){.attendance-modal-grid,.calendar-legend{grid-template-columns:1fr}}