*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--amber: #3D5A80;--amber-light: #E8EEF4;--amber-mid: #5B7FA6;--amber-dark: #2C4160;--sidebar-w: 230px;--topbar-h: 56px;--radius: 10px;--radius-sm: 6px;--border: 1px solid #e5e3db;--shadow-sm: 0 1px 3px rgba(0,0,0,.08);--bg: #f5f3ef;--bg-card: #fff;--text: #1a1a18;--text-2: #5f5e5a;--text-3: #999890;--success: #3B6D11;--success-bg: #EAF3DE;--warn: #854F0B;--warn-bg: #FAEEDA;--danger: #A32D2D;--danger-bg: #FCEBEB;--info: #185FA5;--info-bg: #E6F1FB}body{font-family:DM Sans,system-ui,sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.5}.layout{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-w);background:#fff;border-right:var(--border);display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:100}.main-content{margin-left:var(--sidebar-w);flex:1;min-height:100vh;display:flex;flex-direction:column}.topbar{height:var(--topbar-h);background:#fff;border-bottom:var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 24px;position:sticky;top:0;z-index:50}.page-body{padding:24px;flex:1}.brand{padding:20px 16px 16px;border-bottom:var(--border)}.brand-logo{display:flex;align-items:center;gap:10px;margin-bottom:6px}.brand-icon{width:32px;height:32px;background:var(--amber-light);border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:18px}.brand-name{font-size:15px;font-weight:600;color:var(--text)}.brand-sub{font-size:11px;color:var(--text-3)}nav{padding:12px 8px;flex:1;overflow-y:auto}.nav-section{font-size:10px;font-weight:600;color:var(--text-3);letter-spacing:.08em;text-transform:uppercase;padding:10px 10px 4px}.nav-item{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:var(--radius-sm);cursor:pointer;color:var(--text-2);font-size:13.5px;transition:all .12s;margin-bottom:1px;text-decoration:none;border:none;background:none;width:100%;text-align:left}.nav-item:hover{background:var(--bg);color:var(--text)}.nav-item.active{background:var(--amber-light);color:var(--amber-dark);font-weight:500}.nav-item svg{flex-shrink:0;opacity:.7}.nav-item.active svg{opacity:1}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px;margin-bottom:20px}.stat-card{background:#fff;border:var(--border);border-radius:var(--radius);padding:16px}.stat-label{font-size:12px;color:var(--text-2);margin-bottom:8px}.stat-value{font-size:26px;font-weight:500;color:var(--text);line-height:1}.stat-badge{display:inline-flex;align-items:center;gap:4px;font-size:11px;margin-top:8px;padding:3px 8px;border-radius:20px}.card{background:#fff;border:var(--border);border-radius:var(--radius);margin-bottom:16px;box-shadow:var(--shadow-sm)}.card-header{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:var(--border)}.card-title{font-size:14px;font-weight:500;color:var(--text)}.card-body{padding:0}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:13.5px}th{text-align:left;padding:10px 16px;font-size:11.5px;font-weight:500;color:var(--text-2);border-bottom:var(--border);white-space:nowrap}td{padding:11px 16px;border-bottom:var(--border);color:var(--text)}tr:last-child td{border-bottom:none}tbody tr:hover td{background:#faf9f7}.pill{display:inline-block;padding:3px 10px;border-radius:20px;font-size:11.5px;font-weight:500}.pill-ok{background:var(--success-bg);color:var(--success)}.pill-warn{background:var(--warn-bg);color:var(--warn)}.pill-err{background:var(--danger-bg);color:var(--danger)}.pill-info{background:var(--info-bg);color:var(--info)}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:var(--radius-sm);font-size:13.5px;font-family:inherit;cursor:pointer;border:1px solid #ddd;background:#fff;color:var(--text);transition:all .12s;font-weight:400;white-space:nowrap}.btn:hover{background:var(--bg);border-color:#ccc}.btn-primary{background:var(--amber);color:#fff;border-color:var(--amber)}.btn-primary:hover{background:var(--amber-dark);border-color:var(--amber-dark)}.btn-danger{background:var(--danger-bg);color:var(--danger);border-color:#f0c1c1}.btn-sm{padding:5px 10px;font-size:12px}.btn-icon{padding:7px}.form-grid{display:grid;gap:14px}.form-grid-2{grid-template-columns:1fr 1fr}.form-group{display:flex;flex-direction:column;gap:5px}.form-label{font-size:12px;font-weight:500;color:var(--text-2)}.form-control{padding:8px 12px;border-radius:var(--radius-sm);border:1px solid #ddd;background:#fff;font-size:13.5px;font-family:inherit;color:var(--text);transition:border .12s;width:100%}.form-control:focus{outline:none;border-color:var(--amber)}select.form-control{cursor:pointer}textarea.form-control{resize:vertical;min-height:80px}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;display:flex;align-items:center;justify-content:center;z-index:500;padding:20px}.modal{background:#fff;border-radius:var(--radius);width:100%;max-width:520px;max-height:90vh;overflow-y:auto;box-shadow:0 20px 40px #00000026}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:var(--border)}.modal-title{font-size:15px;font-weight:500}.modal-body{padding:20px}.modal-footer{padding:14px 20px;border-top:var(--border);display:flex;gap:8px;justify-content:flex-end}.stock-bar{width:60px;height:5px;background:#eee;border-radius:3px;display:inline-block;vertical-align:middle;margin-right:6px;overflow:hidden}.stock-fill{height:100%;border-radius:3px;transition:width .3s}.avatar{width:30px;height:30px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:11px;font-weight:600;flex-shrink:0}.toolbar{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.search-box{display:flex;align-items:center;gap:8px;border:1px solid #ddd;border-radius:var(--radius-sm);padding:7px 12px;background:#fff;min-width:220px}.search-box input{border:none;outline:none;font-size:13.5px;font-family:inherit;color:var(--text);background:transparent;width:100%}.search-box svg{color:var(--text-3);flex-shrink:0}.empty-state{text-align:center;padding:48px 20px;color:var(--text-3)}.empty-state svg{margin-bottom:12px}.empty-state p{font-size:14px}.auth-bg{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg)}.auth-card{background:#fff;border:var(--border);border-radius:var(--radius);padding:36px;width:100%;max-width:380px;box-shadow:var(--shadow-sm)}.auth-logo{text-align:center;margin-bottom:28px}.auth-logo .brand-icon{width:48px;height:48px;font-size:26px;margin:0 auto 10px}.loading{display:flex;align-items:center;justify-content:center;padding:40px;color:var(--text-3);gap:10px}.spinner{width:20px;height:20px;border:2px solid #eee;border-top-color:var(--amber);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media (max-width: 768px){.sidebar{transform:translate(-100%);transition:transform .2s}.sidebar.open{transform:translate(0)}.main-content{margin-left:0}.form-grid-2{grid-template-columns:1fr}.stats-grid{grid-template-columns:1fr 1fr}}.toast-container{position:fixed;bottom:20px;right:20px;z-index:1000;display:flex;flex-direction:column;gap:8px}.toast{background:#fff;border:var(--border);border-radius:var(--radius-sm);padding:12px 16px;box-shadow:0 4px 12px #0000001f;display:flex;align-items:center;gap:10px;font-size:13.5px;animation:slideIn .2s ease;max-width:320px}.toast-ok{border-left:3px solid var(--success)}.toast-err{border-left:3px solid var(--danger)}@keyframes slideIn{0%{transform:translate(20px);opacity:0}to{transform:translate(0);opacity:1}}