*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #f5f7fa;--surface: #ffffff;--border: #e2e8f0;--text: #1a202c;--muted: #718096;--primary: #2563eb;--primary-light: #dbeafe;--green: #16a34a;--green-light: #dcfce7;--red: #dc2626;--red-light: #fee2e2;--purple: #7c3aed;--purple-light: #ede9fe;--orange: #ea580c;--orange-light: #ffedd5;--radius: 8px;--shadow: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.04)}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg);color:var(--text);font-size:14px}a{color:inherit;text-decoration:none}button{cursor:pointer;font-family:inherit}.layout{display:flex;min-height:100vh}.sidebar{width:220px;background:var(--surface);border-right:1px solid var(--border);display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:10}.sidebar-logo{padding:20px 16px;font-weight:700;font-size:16px;color:var(--primary);border-bottom:1px solid var(--border);display:flex;align-items:center;gap:10px}.sidebar-logo span{font-size:22px}.sidebar-nav{padding:12px 0;flex:1}.nav-item{display:flex;align-items:center;gap:10px;padding:10px 16px;color:var(--muted);cursor:pointer;border-radius:0;transition:all .15s;border:none;background:none;width:100%;text-align:left;font-size:14px}.nav-item:hover{background:var(--bg);color:var(--text)}.nav-item.active{background:var(--primary-light);color:var(--primary);font-weight:600}.nav-item .icon{font-size:18px;width:20px;text-align:center}.main{margin-left:220px;flex:1;min-height:100vh}.topbar{background:var(--surface);border-bottom:1px solid var(--border);padding:0 24px;height:56px;display:flex;align-items:center;justify-content:space-between}.topbar h1{font-size:18px;font-weight:600}.page{padding:24px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.card-header{padding:16px 20px;border-bottom:1px solid 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var(--border)}.btn-secondary:hover{background:var(--border)}.btn-danger{background:var(--red);color:#fff}.btn-danger:hover{background:#b91c1c}.btn-sm{padding:5px 10px;font-size:12px}.timesheet-wrap{overflow-x:auto}.timesheet-table{border-collapse:collapse;font-size:12px;min-width:100%}.timesheet-table th,.timesheet-table td{border:1px solid var(--border);padding:6px 8px;text-align:center;white-space:nowrap}.timesheet-table th{background:var(--bg);font-weight:600;position:sticky;top:0}.timesheet-table .name-col{text-align:left;min-width:160px;position:sticky;left:0;background:var(--surface);z-index:1}.timesheet-table .name-col-h{text-align:left;position:sticky;left:0;background:var(--bg);z-index:2}.timesheet-table .dept-col{min-width:80px}.timesheet-table .total-col{font-weight:700;background:#f0f9ff;color:var(--primary)}.day-cell{min-width:44px;font-size:11px;border-radius:4px;line-height:1.3}.day-cell.worked{background:var(--green-light);color:var(--green)}.day-cell.absent{background:var(--red-light);color:var(--red)}.day-cell.holiday{background:var(--bg);color:var(--muted)}.day-cell.late{background:var(--orange-light);color:var(--orange)}.day-cell.early{background:var(--purple-light);color:var(--purple)}.day-cell.today-col{outline:2px solid var(--primary);outline-offset:-2px}.day-head.weekend{color:var(--red)}.day-head.today-head{background:var(--primary);color:#fff;border-radius:4px}.month-nav{display:flex;align-items:center;gap:12px}.month-nav button{background:none;border:1px solid var(--border);border-radius:6px;padding:6px 10px;font-size:14px;cursor:pointer}.month-nav button:hover{background:var(--bg)}.month-nav .month-label{font-weight:600;font-size:15px;min-width:130px;text-align:center}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;display:flex;align-items:center;justify-content:center;z-index:100}.modal{background:var(--surface);border-radius:var(--radius);box-shadow:0 20px 60px #0003;width:400px;max-width:95vw;overflow:hidden}.modal-header{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;font-weight:600}.modal-body{padding:20px}.modal-footer{padding:16px 20px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:8px}.form-group{margin-bottom:16px}.form-group label{display:block;font-size:12px;font-weight:600;color:var(--muted);margin-bottom:6px;text-transform:uppercase;letter-spacing:.5px}.form-group input,.form-group select{width:100%;padding:8px 12px;border:1px solid var(--border);border-radius:6px;font-size:14px;background:var(--surface);color:var(--text);transition:border .15s}.form-group input:focus,.form-group select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light)}.emp-table{width:100%;border-collapse:collapse}.emp-table th,.emp-table td{padding:10px 12px;text-align:left;border-bottom:1px solid var(--border)}.emp-table th{font-size:11px;text-transform:uppercase;letter-spacing:.5px;color:var(--muted);background:var(--bg)}.emp-table tr:hover td{background:var(--bg)}.badge{display:inline-block;padding:2px 8px;border-radius:20px;font-size:11px;font-weight:600}.badge-blue{background:var(--primary-light);color:var(--primary)}.badge-green{background:var(--green-light);color:var(--green)}.badge-gray{background:var(--bg);color:var(--muted);border:1px solid var(--border)}.qr-container{text-align:center;padding:8px 0}.qr-container img{width:220px;height:220px;border:1px solid var(--border);border-radius:8px}.qr-url{margin-top:12px;font-size:11px;color:var(--muted);word-break:break-all;padding:8px;background:var(--bg);border-radius:6px}.toast-container{position:fixed;bottom:24px;right:24px;z-index:999;display:flex;flex-direction:column;gap:8px}.toast{padding:12px 16px;border-radius:8px;font-size:13px;font-weight:500;box-shadow:0 4px 12px #00000026;animation:slideIn .2s ease}.toast.success{background:var(--green);color:#fff}.toast.error{background:var(--red);color:#fff}.toast.info{background:var(--primary);color:#fff}@keyframes slideIn{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}.settings-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.settings-section{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.settings-section h3{font-size:14px;font-weight:600;margin-bottom:16px;padding-bottom:8px;border-bottom:1px solid var(--border)}@media (max-width: 768px){.sidebar{display:none}.main{margin-left:0}.stats-row{grid-template-columns:1fr 1fr}.settings-grid{grid-template-columns:1fr}}