:root{--primary: #1a73e8;--primary-dark: #1557b0;--success: #0d9e6c;--warning: #f5a623;--danger: #e74c3c;--bg: #f5f7fa;--card-bg: #ffffff;--text: #2c3e50;--text-secondary: #7f8c8d;--border: #e8ecf1;--shadow: 0 1px 3px rgba(0,0,0,.08);--radius: 8px;--sidebar-width: 220px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased}.app-layout{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-width);background:#1a1f36;color:#fff;position:fixed;left:0;top:0;bottom:0;z-index:100;display:flex;flex-direction:column;transition:transform .3s}.sidebar-header{padding:20px 16px;border-bottom:1px solid rgba(255,255,255,.1);display:flex;align-items:center;gap:10px}.sidebar-logo{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,#4f8cff,#1a73e8);display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:800;color:#fff;flex-shrink:0;box-shadow:0 4px 12px #1a73e866}.sidebar-header .brand-text{display:flex;flex-direction:column;line-height:1.25}.sidebar-header h2{font-size:16px;font-weight:700}.sidebar-header small{color:#ffffff80;font-size:11px}.sidebar-nav{flex:1;overflow-y:auto;padding:6px 0}.nav-group{padding:4px 10px}.nav-group+.nav-group{margin-top:2px}.nav-section{font-size:11px;color:#ffffff61;font-weight:600;letter-spacing:1px;padding:10px 8px 5px;text-transform:none}.nav-item{display:flex;align-items:center;gap:11px;padding:10px 12px;margin:2px 0;color:#ffffffb3;text-decoration:none;font-size:14px;cursor:pointer;border:none;background:none;width:100%;text-align:left;border-radius:9px;transition:all .18s;position:relative}.nav-item:hover{color:#fff;background:#ffffff12}.nav-item.active{color:#fff;background:#4a90ff2e;font-weight:600}.nav-item.active:before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:20px;border-radius:3px;background:var(--primary)}.nav-icon{font-size:17px;width:32px;height:32px;display:inline-flex;align-items:center;justify-content:center;border-radius:8px;background:#ffffff14;flex-shrink:0;transition:all .18s}.nav-item:hover .nav-icon{background:#ffffff24}.nav-item.active .nav-icon{background:var(--primary)}.sidebar-footer{padding:12px 16px;border-top:1px solid rgba(255,255,255,.1);font-size:12px;color:#ffffff80}.main-content{margin-left:var(--sidebar-width);flex:1;min-height:100vh}.topbar{background:#fff;padding:12px 24px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:50}.content-area{padding:20px 24px}.card{background:var(--card-bg);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;margin-bottom:16px}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.card-header h3{font-size:16px;font-weight:600}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:20px}.stat-card{background:var(--card-bg);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px}.stat-card .stat-value{font-size:28px;font-weight:700;color:var(--primary)}.stat-card .stat-label{font-size:13px;color:var(--text-secondary);margin-top:4px}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:6px;font-size:14px;font-weight:500;cursor:pointer;border:1px solid transparent;transition:all .2s;white-space:nowrap}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-success{background:var(--success);color:#fff}.btn-success:hover{opacity:.9}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{opacity:.9}.btn-warning{background:var(--warning);color:#fff}.btn-outline{background:#fff;border-color:var(--border);color:var(--text)}.btn-outline:hover{background:var(--bg)}.btn-sm{padding:4px 10px;font-size:12px}.btn-block{width:100%;justify-content:center}.form-group{margin-bottom:14px}.form-group label{display:block;margin-bottom:4px;font-size:13px;font-weight:500;color:var(--text)}.form-input,.form-select,.form-textarea{width:100%;padding:8px 12px;border:1px solid var(--border);border-radius:6px;font-size:14px;font-family:inherit;color:var(--text);background:#fff;transition:border-color .2s}.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #1a73e81a}.form-textarea{min-height:80px;resize:vertical}.form-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:13px}th,td{padding:10px 12px;text-align:left;border-bottom:1px solid var(--border)}th{background:var(--bg);font-weight:600;font-size:12px;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px}tr:hover td{background:#f8fafc}.badge{display:inline-block;padding:2px 8px;border-radius:12px;font-size:11px;font-weight:600}.badge-success{background:#e6f7ee;color:var(--success)}.badge-warning{background:#fef5e7;color:#d68910}.badge-danger{background:#fdecea;color:var(--danger)}.badge-info{background:#e8f0fe;color:var(--primary)}.badge-purple{background:#f3e8ff;color:#7c3aed}.badge-neutral{background:#f0f0f0;color:#666}.todo-item{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 12px;border:1px solid var(--border);border-radius:8px;background:#fff}.todo-item+.todo-item{margin-top:8px}.todo-main{flex:1;min-width:0}.todo-title{font-size:14px}.todo-sub{font-size:12px;color:#999;margin-top:2px;word-break:break-all}.todo-actions{display:flex;gap:6px;flex-shrink:0}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px}.modal{background:#fff;border-radius:12px;width:100%;max-width:600px;max-height:85vh;overflow-y:auto;box-shadow:0 20px 60px #00000026}.modal-header{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;position:sticky;top:0;background:#fff;border-radius:12px 12px 0 0;z-index:1}.modal-header h3{font-size:16px}.modal-close{background:none;border:none;font-size:20px;cursor:pointer;color:var(--text-secondary);padding:4px}.modal-body{padding:20px}.lightbox-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000eb;display:flex;flex-direction:column;z-index:1100}.lightbox-bar{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px 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.15s}.lightbox-arrow:hover{background:#000000a6}.lightbox-arrow:active{background:#000c}.lightbox-arrow-left{left:12px}.lightbox-arrow-right{right:12px}@media (max-width: 600px){.lightbox-arrow{width:40px;height:40px;font-size:20px}.lightbox-arrow-left{left:6px}.lightbox-arrow-right{right:6px}}.lightbox-close:active{background:#ffffff4d}.lightbox-stage{flex:1;display:flex;align-items:center;justify-content:center;overflow:auto;padding:8px 12px;min-height:0;position:relative}.lightbox-stage img{max-width:100%;max-height:100%;object-fit:contain}.lightbox-stage iframe{width:100%;height:100%;border:none;background:#fff}.lightbox-actions{display:flex;gap:10px;padding:12px 16px calc(12px + env(safe-area-inset-bottom));flex-shrink:0}.lightbox-actions 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20px}.checkin-btn{width:120px;height:120px;border-radius:50%;background:var(--primary);color:#fff;border:none;font-size:18px;font-weight:700;cursor:pointer;box-shadow:0 6px 24px #1a73e859;transition:all .3s;margin:20px auto}.checkin-btn:active{transform:scale(.95)}.checkin-btn.checked-out{background:var(--success);box-shadow:0 6px 24px #0d9e6c59}.checkin-btn.checked-in{background:var(--warning);box-shadow:0 6px 24px #f5a62359}.photo-preview{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px}.photo-preview img{width:80px;height:80px;object-fit:cover;border-radius:6px;border:1px solid var(--border)}.loading{text-align:center;padding:40px;color:var(--text-secondary)}.spinner{display:inline-block;width:32px;height:32px;border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.toast{position:fixed;top:20px;right:20px;padding:12px 20px;border-radius:8px;color:#fff;font-weight:500;z-index:2000;animation:slideIn .3s ease}.toast-success{background:var(--success)}.toast-error{background:var(--danger)}@keyframes slideIn{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}.menu-toggle{display:none;background:none;border:none;font-size:24px;cursor:pointer;color:var(--text)}@media (max-width: 768px){.sidebar{transform:translate(-100%)}.sidebar.open{transform:translate(0)}.main-content{margin-left:0}.menu-toggle{display:block}.stats-grid{grid-template-columns:repeat(2,1fr)}.content-area{padding:12px}.form-row{grid-template-columns:1fr}.checkin-btn{width:100px;height:100px;font-size:16px}}.mobile-home{padding:4px 0}.mobile-home-header{padding:16px 0 12px}.mobile-home-header h2{margin:0}.mobile-section{margin-bottom:14px}.mobile-section-title{font-size:12px;color:var(--text-secondary);font-weight:600;letter-spacing:1px;padding:0 4px 6px;margin:0}.mobile-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:8px}.mobile-grid-item{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:14px 4px;background:#fff;border-radius:12px;border:1px solid var(--border);cursor:pointer;transition:all .15s;text-align:center}.mobile-grid-item:active{transform:scale(.95);background:#f0f7ff}.mobile-grid-icon{font-size:26px;margin-bottom:6px;position:relative;width:46px;height:46px;display:inline-flex;align-items:center;justify-content:center;border-radius:12px;background:linear-gradient(135deg,#eef4ff,#e3ecff);box-shadow:inset 0 0 0 1px #1a73e80f}.mobile-grid-icon .remind-dot{position:absolute;top:-2px;right:-6px;width:10px;height:10px;background:#e74c3c;border-radius:50%;border:2px solid #fff;animation:dot-blink 1.2s infinite}@keyframes dot-blink{0%,to{opacity:1}50%{opacity:.35}}.mobile-grid-label{font-size:11px;color:var(--text);line-height:1.2}@media (max-width: 480px){.mobile-grid{grid-template-columns:repeat(4,1fr);gap:6px}.mobile-grid-item{padding:10px 2px}.mobile-grid-icon{font-size:24px}.mobile-grid-label{font-size:10px}}.mobile-bottom-nav{position:fixed;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--border);display:flex;z-index:100;padding:4px 0;box-shadow:0 -2px 8px #0000000f}.bottom-nav-item{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;padding:4px 0;background:none;border:none;cursor:pointer;font-size:11px;color:var(--text-secondary)}.bottom-nav-item.active{color:var(--primary);font-weight:600}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#667eea,#764ba2);padding:20px}.login-card{background:#fff;border-radius:16px;padding:40px;width:100%;max-width:400px;box-shadow:0 20px 60px #0003}.login-card h1{text-align:center;font-size:24px;margin-bottom:4px}.login-card p{text-align:center;color:var(--text-secondary);font-size:13px;margin-bottom:24px}.file-upload-area{border:2px dashed var(--border);border-radius:8px;padding:20px;text-align:center;cursor:pointer;color:var(--text-secondary);transition:all .2s}.file-upload-area:hover{border-color:var(--primary);color:var(--primary)}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}@media (max-width: 768px){.grid-2{grid-template-columns:1fr}}.tabs{display:flex;gap:0;border-bottom:2px solid var(--border);margin-bottom:16px}.tab{padding:10px 20px;cursor:pointer;border:none;background:none;font-size:14px;color:var(--text-secondary);border-bottom:2px solid transparent;margin-bottom:-2px;transition:all .2s}.tab.active{color:var(--primary);border-bottom-color:var(--primary);font-weight:600}.empty-state{text-align:center;padding:40px 20px;color:var(--text-secondary)}.empty-state .empty-icon{font-size:48px;margin-bottom:12px}.salary-header{display:flex;justify-content:space-between;align-items:flex-end;gap:12px;flex-wrap:wrap;margin-bottom:16px}.salary-title{display:flex;align-items:center;gap:10px}.salary-title h3{margin:0;font-size:18px}.salary-toolbar{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.salary-toolbar .form-select{width:auto;min-width:132px}.salary-table{font-size:12px;min-width:1060px;border-collapse:collapse}.salary-table th,.salary-table td{padding:5px 7px;border:1px solid var(--border)}.salary-table thead th{position:sticky;top:0;background:#eef2f7;z-index:2;white-space:nowrap;color:#54607a}.salary-table tbody tr:nth-child(2n){background:#fcfdff}.salary-table .num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}.salary-table .ro{background:#f6f8fa;color:#8a94a6}.salary-table .cell-edit{width:100%;min-width:56px;padding:4px 6px;border:1px solid var(--border);border-radius:4px;text-align:right;font-size:12px;font-variant-numeric:tabular-nums;background:#fff;color:var(--text)}.salary-table .cell-edit:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 2px #1a73e81f}.salary-table .c-subtotal{background:#e8f4e8!important;color:#2c7a3d!important;font-weight:600}.salary-table .c-gross{background:#fff3cd!important;color:#b8860b!important;font-weight:700}.salary-table .c-net{background:#d4edda!important;color:#c0392b!important;font-weight:700}.salary-table tfoot td{background:#f1f4f8;font-weight:600}.salary-footer{margin-top:14px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;padding:12px 14px;background:#f8f9fa;border-radius:8px}.salary-tip{font-size:12px;color:#666;flex:1;min-width:200px;line-height:1.6}.salary-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.salary-cards{display:flex;flex-direction:column;gap:12px}.salary-card{border:1px solid var(--border);border-radius:10px;overflow:hidden}.salary-card-head{display:flex;align-items:center;gap:8px;padding:10px 14px;background:#eef2f7;font-weight:600;font-size:14px}.salary-card-head .seq{display:inline-flex;align-items:center;justify-content:center;width:22px;height:22px;border-radius:50%;background:var(--primary);color:#fff;font-size:12px;flex-shrink:0}.salary-card-body{padding:4px 14px 10px}.salary-section-title{font-size:12px;color:var(--text-secondary);padding:8px 0 2px;margin-top:4px;border-top:1px dashed #eef0f4}.salary-section-title:first-child{border-top:none}.salary-row{display:flex;justify-content:space-between;align-items:center;padding:8px 0;gap:10px}.salary-row .label{color:var(--text-secondary);font-size:13px;flex-shrink:0}.salary-row .val{font-weight:500;font-variant-numeric:tabular-nums;font-size:14px}.salary-row .val input{width:120px;max-width:45vw;text-align:right;padding:7px 9px;border:1px solid var(--border);border-radius:6px;font-size:14px;font-variant-numeric:tabular-nums;background:#fff;color:var(--text)}.salary-row .val input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 2px #1a73e81f}.salary-row.result .val{font-weight:700;font-size:15px}.salary-row.result.subtotal .val{color:#2c7a3d}.salary-row.result.gross .val{color:#b8860b}.salary-row.result.net .val{color:#c0392b}.salary-total-card{background:#f7f9fc}.salary-total-card .salary-card-head{background:#e7edf5}