*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--primary: #2563eb;--primary-hover: #1d4ed8;--primary-light: #eff6ff;--sidebar-bg: #1e1b4b;--sidebar-text: #c7d2fe;--sidebar-active: #4f46e5;--sidebar-hover: #312e81;--bg: #f8fafc;--surface: #ffffff;--border: #e2e8f0;--text: #0f172a;--text-muted: #64748b;--danger: #ef4444;--danger-hover: #dc2626;--success: #22c55e;--warning: #f59e0b;--radius: 8px;--shadow: 0 1px 3px rgba(0,0,0,.1), 0 1px 2px rgba(0,0,0,.06);--shadow-md: 0 4px 6px -1px rgba(0,0,0,.1), 0 2px 4px -1px rgba(0,0,0,.06);--sidebar-width: 240px;--font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, sans-serif}body{font-family:var(--font);background:var(--bg);color:var(--text);font-size:14px;line-height:1.5;min-height:100vh}#app{min-height:100vh}.admin-layout{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-width);background:var(--sidebar-bg);color:var(--sidebar-text);display:flex;flex-direction:column;position:fixed;top:0;left:0;height:100vh;z-index:100;transition:transform .2s ease}.sidebar-brand{padding:20px 16px;border-bottom:1px solid rgba(255,255,255,.1)}.sidebar-brand h1{font-size:16px;font-weight:700;color:#fff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sidebar-brand p{font-size:12px;color:var(--sidebar-text);opacity:.7;margin-top:2px}.sidebar-nav{flex:1;padding:12px 8px;overflow-y:auto}.sidebar-nav a{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:6px;color:var(--sidebar-text);text-decoration:none;font-size:14px;font-weight:500;transition:background .15s;margin-bottom:2px}.sidebar-nav a:hover{background:var(--sidebar-hover);color:#fff}.sidebar-nav a.active{background:var(--sidebar-active);color:#fff}.sidebar-nav .nav-icon{width:18px;height:18px;flex-shrink:0}.sidebar-footer{padding:12px 8px;border-top:1px solid rgba(255,255,255,.1)}.sidebar-footer button{display:flex;align-items:center;gap:10px;width:100%;padding:9px 12px;border-radius:6px;background:transparent;border:none;color:var(--sidebar-text);font-size:14px;font-weight:500;cursor:pointer;transition:background .15s}.sidebar-footer button:hover{background:var(--sidebar-hover);color:#fff}.main-content{margin-left:var(--sidebar-width);flex:1;display:flex;flex-direction:column;min-height:100vh}.top-bar{display:none;align-items:center;padding:12px 16px;background:var(--surface);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:50}.hamburger{background:none;border:none;cursor:pointer;padding:4px;color:var(--text);display:flex;flex-direction:column;gap:4px}.hamburger span{display:block;width:22px;height:2px;background:currentColor;border-radius:2px}.page-content{padding:24px;flex:1}.sidebar-overlay{display:none;position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;z-index:90}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}.page-title{font-size:22px;font-weight:700;color:var(--text)}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.card-body{padding:20px}.card-header{padding:16px 20px;border-bottom:1px solid var(--border);font-weight:600;font-size:15px}.stat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px;margin-bottom:24px}.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}.stat-label{font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);margin-bottom:8px}.stat-value{font-size:28px;font-weight:700;color:var(--text)}.stat-sub{font-size:12px;color:var(--text-muted);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:none;transition:background .15s,opacity .15s;text-decoration:none;white-space:nowrap}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-hover)}.btn-secondary{background:var(--surface);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover:not(:disabled){background:var(--bg)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover:not(:disabled){background:var(--danger-hover)}.btn-ghost{background:transparent;color:var(--text-muted);border:1px solid transparent}.btn-ghost:hover:not(:disabled){background:var(--bg);border-color:var(--border)}.btn-sm{padding:5px 10px;font-size:12px}.table-container{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}table{width:100%;border-collapse:collapse}thead th{padding:11px 16px;text-align:left;font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);background:var(--bg);border-bottom:1px solid var(--border)}tbody td{padding:12px 16px;border-bottom:1px solid var(--border);color:var(--text)}tbody tr:last-child td{border-bottom:none}tbody tr:hover{background:var(--bg)}tbody tr.clickable{cursor:pointer}.table-empty,.table-loading{text-align:center;padding:48px 16px;color:var(--text-muted)}.badge{display:inline-flex;align-items:center;padding:2px 8px;border-radius:9999px;font-size:11px;font-weight:600;text-transform:capitalize}.badge-green{background:#dcfce7;color:#15803d}.badge-yellow{background:#fef9c3;color:#a16207}.badge-red{background:#fee2e2;color:#b91c1c}.badge-gray{background:#f1f5f9;color:#475569}.badge-blue{background:#dbeafe;color:#1d4ed8}.form-group{margin-bottom:16px}.form-label{display:block;font-size:13px;font-weight:500;color:var(--text);margin-bottom:6px}.form-input,.form-select,.form-textarea{width:100%;padding:8px 12px;border:1px solid var(--border);border-radius:6px;font-size:14px;font-family:var(--font);color:var(--text);background:var(--surface);transition:border-color .15s,box-shadow .15s;outline:none}.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px #2563eb1a}.form-input:disabled,.form-select:disabled,.form-textarea:disabled{background:var(--bg);cursor:not-allowed}.form-textarea{min-height:100px;resize:vertical}.form-error{font-size:12px;color:var(--danger);margin-top:4px}.form-hint{font-size:12px;color:var(--text-muted);margin-top:4px}.toggle-wrapper{display:flex;align-items:center;gap:8px}.toggle{position:relative;width:40px;height:22px;flex-shrink:0}.toggle input{opacity:0;width:0;height:0;position:absolute}.toggle-slider{position:absolute;top:0;right:0;bottom:0;left:0;background:#cbd5e1;border-radius:9999px;cursor:pointer;transition:background .2s}.toggle-slider:before{content:"";position:absolute;height:16px;width:16px;left:3px;top:3px;background:#fff;border-radius:50%;transition:transform .2s}.toggle input:checked+.toggle-slider{background:var(--primary)}.toggle input:checked+.toggle-slider:before{transform:translate(18px)}.pagination{display:flex;align-items:center;justify-content:center;gap:8px;padding:16px;border-top:1px solid var(--border)}.pagination-info{font-size:13px;color:var(--text-muted);margin-right:8px}.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#1e1b4b,#312e81);padding:24px}.auth-card{background:var(--surface);border-radius:12px;padding:40px;width:100%;max-width:420px;box-shadow:var(--shadow-md)}.auth-logo{text-align:center;margin-bottom:28px}.auth-logo h1{font-size:24px;font-weight:700;color:var(--text)}.auth-logo p{color:var(--text-muted);margin-top:4px;font-size:14px}.auth-footer{text-align:center;margin-top:20px;font-size:13px;color:var(--text-muted)}.auth-footer a{color:var(--primary);text-decoration:none;font-weight:500}.auth-footer a:hover{text-decoration:underline}.alert{padding:12px 16px;border-radius:6px;font-size:14px;margin-bottom:16px}.alert-error{background:#fee2e2;color:#b91c1c;border:1px solid #fca5a5}.alert-success{background:#dcfce7;color:#15803d;border:1px solid #86efac}.image-uploader{border:2px dashed var(--border);border-radius:var(--radius);padding:24px;text-align:center;cursor:pointer;transition:border-color .15s,background .15s}.image-uploader:hover,.image-uploader.drag-over{border-color:var(--primary);background:var(--primary-light)}.image-uploader p{color:var(--text-muted);font-size:13px;margin-top:8px}.image-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(100px,1fr));gap:12px;margin-top:16px}.image-thumb{position:relative;aspect-ratio:1;border-radius:6px;overflow:hidden;border:1px solid var(--border)}.image-thumb img{width:100%;height:100%;object-fit:cover}.image-thumb-remove{position:absolute;top:4px;right:4px;width:22px;height:22px;border-radius:50%;background:#0009;color:#fff;border:none;cursor:pointer;font-size:14px;display:flex;align-items:center;justify-content:center;line-height:1}.product-thumb{width:40px;height:40px;border-radius:4px;object-fit:cover;border:1px solid var(--border);background:var(--bg)}.product-thumb-placeholder{width:40px;height:40px;border-radius:4px;border:1px solid var(--border);background:var(--bg);display:flex;align-items:center;justify-content:center;color:var(--text-muted);font-size:18px}.section-title{font-size:15px;font-weight:600;color:var(--text);margin-bottom:12px;padding-bottom:8px;border-bottom:1px solid var(--border)}.quick-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:8px}.filter-row{display:flex;gap:12px;align-items:center;margin-bottom:16px;flex-wrap:wrap}.filter-row select{padding:7px 12px;border:1px solid var(--border);border-radius:6px;font-size:13px;background:var(--surface);color:var(--text);cursor:pointer;outline:none}.filter-row select:focus{border-color:var(--primary)}.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:20px}.detail-section{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px}.detail-section h3{font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);margin-bottom:12px}.detail-row{display:flex;justify-content:space-between;align-items:flex-start;padding:4px 0;font-size:14px}.detail-row .label{color:var(--text-muted);min-width:100px}.detail-row .value{font-weight:500;text-align:right}.totals-table{margin-top:12px}.total-row{display:flex;justify-content:space-between;padding:6px 0;font-size:14px;border-bottom:1px solid var(--border)}.total-row:last-child{border-bottom:none;font-size:16px;font-weight:700;padding-top:10px}.inline-form-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;margin-bottom:20px}.form-row{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:16px}.variant-actions{display:flex;gap:6px}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;z-index:200;display:flex;align-items:center;justify-content:center;padding:24px}.modal{background:var(--surface);border-radius:10px;padding:24px;width:100%;max-width:520px;box-shadow:var(--shadow-md);max-height:90vh;overflow-y:auto}.modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.modal-header h2{font-size:17px;font-weight:700}.modal-close{background:none;border:none;font-size:20px;cursor:pointer;color:var(--text-muted);padding:2px;line-height:1}.modal-footer{display:flex;gap:10px;justify-content:flex-end;margin-top:20px;padding-top:16px;border-top:1px solid var(--border)}.spinner{display:inline-block;width:20px;height:20px;border:2px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .6s linear infinite}.page-loading{display:flex;align-items:center;justify-content:center;padding:80px;color:var(--text-muted);flex-direction:column;gap:12px}@keyframes spin{to{transform:rotate(360deg)}}@media(max-width:768px){.sidebar{transform:translate(-100%)}.sidebar.open{transform:translate(0)}.sidebar-overlay.show{display:block}.main-content{margin-left:0}.top-bar{display:flex}.detail-grid{grid-template-columns:1fr}.page-content{padding:16px}.stat-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:480px){.stat-grid{grid-template-columns:1fr}.auth-card{padding:24px}}