:root{--bg: #F5F6F8;--surface: #FFFFFF;--surface-2: #F7F8FA;--ink: #1D2129;--ink-2: #4E5969;--ink-3: #86909C;--line: #E5E6EB;--line-2: #F0F1F3;--brand: #EE2B1B;--brand-d: #C81E10;--brand-soft: #FFECE8;--accent: #FF7A00;--ok: #00B42A;--ok-bg: #E8FFEA;--ok-d: #009A29;--warn: #FF7D00;--warn-bg: #FFF7E8;--warn-d: #D25F00;--gray: #86909C;--gray-bg: #F2F3F5;--gray-d: #606770;--danger: #F53F3F;--danger-bg: #FFECE8;--purple: #722ED1;--purple-bg: #F5E8FF;--sh-card: 0 1px 3px rgba(0,0,0,.06);--sh-pop: 0 8px 28px rgba(0,0,0,.14);--sidebar-w: 240px;--sidebar-w-mini: 64px;--topbar-h: 56px;--radius: 6px;--radius-card: 8px;--radius-pop: 12px;--radius-pill: 999px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,PingFang SC,Microsoft YaHei,Segoe UI,Roboto,system-ui,sans-serif;font-size:14px;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased}button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}input,select,textarea{font-family:inherit;font-size:14px}a{color:inherit;text-decoration:none}.mono{font-family:SF Mono,Fira Code,Cascadia Code,monospace}.tabular{font-variant-numeric:tabular-nums}.app-layout{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-w);background:var(--surface);border-right:1px solid var(--line);display:flex;flex-direction:column;position:fixed;top:0;bottom:0;left:0;z-index:100;transition:width .2s}.sidebar.collapsed{width:var(--sidebar-w-mini)}.sidebar.collapsed .sidebar-text,.sidebar.collapsed .sidebar-tree{display:none}.sidebar-logo{height:var(--topbar-h);display:flex;align-items:center;gap:10px;padding:0 20px;border-bottom:1px solid var(--line);font-weight:800;font-size:16px;flex-shrink:0}.sidebar-logo .dot{width:10px;height:10px;border-radius:50%;background:var(--brand);flex-shrink:0}.sidebar-nav{flex:1;overflow-y:auto;padding:12px 0}.nav-item{display:flex;align-items:center;gap:10px;padding:10px 20px;font-size:14px;color:var(--ink-2);transition:all .15s;cursor:pointer}.nav-item:hover{background:var(--surface-2);color:var(--ink)}.nav-item.active{background:var(--brand-soft);color:var(--brand);font-weight:700}.nav-icon{width:20px;height:20px;flex-shrink:0;display:flex;align-items:center;justify-content:center}.sidebar-tree{margin-top:12px;border-top:1px solid var(--line);padding-top:12px}.tree-label{font-size:12px;color:var(--ink-3);padding:0 20px 8px;font-weight:600}.tree-brand{font-size:13px;padding:6px 20px;color:var(--ink-2);cursor:pointer;display:flex;align-items:center;gap:6px}.tree-brand:hover{color:var(--ink);background:var(--surface-2)}.tree-brand.active{color:var(--brand);font-weight:700;background:var(--brand-soft)}.main-area{margin-left:var(--sidebar-w);flex:1;display:flex;flex-direction:column;min-width:0;transition:margin-left .2s}.main-area.sidebar-collapsed{margin-left:var(--sidebar-w-mini)}.topbar{height:var(--topbar-h);background:var(--surface);border-bottom:1px solid var(--line);display:flex;align-items:center;gap:12px;padding:0 24px;position:sticky;top:0;z-index:50}.topbar .breadcrumb{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--ink-3)}.topbar .breadcrumb a{color:var(--ink-2)}.topbar .breadcrumb a:hover{color:var(--brand)}.topbar .breadcrumb .cur{color:var(--ink);font-weight:700}.topbar .spacer{flex:1}.topbar .logout{color:var(--ink-2);font-size:13px;padding:6px 14px;border-radius:var(--radius);border:1px solid var(--line)}.topbar .logout:hover{color:var(--danger);border-color:var(--danger)}.content{flex:1;padding:24px;overflow-y:auto}.card{background:var(--surface);border-radius:var(--radius-card);box-shadow:var(--sh-card);padding:20px}.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.card-title{font-size:15px;font-weight:700}.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px}.stat-card{background:var(--surface);border-radius:var(--radius-card);box-shadow:var(--sh-card);padding:20px}.stat-card .label{font-size:13px;color:var(--ink-2)}.stat-card .value{font-size:30px;font-weight:800;margin-top:8px;font-family:SF Mono,monospace}.stat-card .value.brand{color:var(--brand)}.stat-card .value.accent{color:var(--accent)}.stat-card .value.ok{color:var(--ok)}.stat-card .value.gray{color:var(--gray)}.table-wrap{overflow-x:auto}table.data-table{width:100%;border-collapse:collapse;font-size:14px}.data-table th{text-align:left;padding:12px 16px;background:var(--surface-2);color:var(--ink-2);font-weight:600;font-size:13px;border-bottom:1px solid var(--line);white-space:nowrap}.data-table td{padding:12px 16px;border-bottom:1px solid var(--line-2)}.data-table tr:hover td{background:var(--surface-2)}.data-table .actions{display:flex;gap:8px;justify-content:flex-end}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:var(--radius);font-size:14px;font-weight:600;transition:all .15s}.btn-primary{background:var(--brand);color:#fff}.btn-primary:hover{background:var(--brand-d)}.btn-ghost{background:var(--surface-2);color:var(--ink-2);border:1px solid var(--line)}.btn-ghost:hover{color:var(--ink);border-color:var(--ink-3)}.btn-danger{color:var(--danger)}.btn-danger:hover{background:var(--danger-bg)}.btn-icon{width:32px;height:32px;border-radius:var(--radius);display:flex;align-items:center;justify-content:center;color:var(--ink-2)}.btn-icon:hover{background:var(--surface-2);color:var(--ink)}.btn-icon.danger:hover{color:var(--danger);background:var(--danger-bg)}.btn-sm{padding:4px 10px;font-size:13px}.btn:disabled{opacity:.4;cursor:not-allowed}.form-group{margin-bottom:16px}.form-label{display:block;font-size:13px;color:var(--ink-2);margin-bottom:6px;font-weight:600}.form-label .req{color:var(--danger)}.form-input,.form-select,.form-textarea{width:100%;padding:8px 12px;border:1px solid var(--line);border-radius:var(--radius);font-size:14px;color:var(--ink);background:var(--surface);transition:border-color .15s}.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 2px var(--brand-soft)}.form-textarea{resize:vertical;min-height:80px}.form-row{display:flex;gap:12px}.form-row .form-group{flex:1}.drawer-mask{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;z-index:200;animation:fade-in .2s}.drawer{position:fixed;top:0;right:0;bottom:0;width:440px;max-width:100vw;background:var(--surface);z-index:201;display:flex;flex-direction:column;animation:slide-in-right .3s cubic-bezier(.22,1,.36,1)}.drawer-header{padding:16px 24px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;font-size:16px;font-weight:700}.drawer-body{flex:1;overflow-y:auto;padding:24px}.drawer-footer{padding:16px 24px;border-top:1px solid var(--line);display:flex;gap:12px;justify-content:flex-end}.modal-mask{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;z-index:300;display:flex;align-items:center;justify-content:center;animation:fade-in .15s}.modal{background:var(--surface);border-radius:var(--radius-pop);box-shadow:var(--sh-pop);width:420px;max-width:90vw;padding:24px;animation:pop-in .2s}.modal-title{font-size:16px;font-weight:700;margin-bottom:8px}.modal-title.danger{color:var(--danger)}.modal-body{font-size:14px;color:var(--ink-2);margin-bottom:20px;line-height:1.6}.modal-actions{display:flex;gap:12px;justify-content:flex-end}.status-badge{display:inline-flex;align-items:center;gap:4px;padding:2px 10px;border-radius:var(--radius-pill);font-size:12px;font-weight:600}.status-badge.sale{background:var(--ok-bg);color:var(--ok-d)}.status-badge.pending{background:var(--warn-bg);color:var(--warn-d)}.status-badge.hidden{background:var(--gray-bg);color:var(--gray-d)}.status-badge.empty{background:transparent;color:var(--ink-3);border:1px dashed var(--line)}.chip{display:inline-flex;align-items:center;padding:3px 10px;border-radius:var(--radius-pill);font-size:12px;font-weight:600;cursor:pointer;border:1px solid var(--line);color:var(--ink-3);transition:all .15s}.chip.active.hot{background:var(--brand-soft);color:var(--brand);border-color:var(--brand)}.chip.active.new{background:#e8ffea;color:var(--ok-d);border-color:var(--ok)}.chip.active.limit{background:var(--purple-bg);color:var(--purple);border-color:var(--purple)}.color-grid-admin{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.color-cell-admin{border-radius:var(--radius-card);overflow:hidden;aspect-ratio:1;position:relative;cursor:pointer;box-shadow:var(--sh-card);background:var(--surface-2);transition:transform .15s}.color-cell-admin:hover{transform:translateY(-2px)}.color-cell-admin.sale img{width:100%;height:100%;object-fit:cover}.color-cell-admin.pending img{width:100%;height:100%;object-fit:cover;opacity:.3;filter:grayscale(1)}.color-cell-admin.hidden img{width:100%;height:100%;object-fite:cover;opacity:.4;filter:grayscale(1)}.color-cell-admin.empty{border:2px dashed var(--line);display:flex;align-items:center;justify-content:center;flex-direction:column;gap:4px;color:var(--ink-3);font-size:13px}.color-cell-admin .cell-label{position:absolute;top:8px;left:8px;width:28px;height:28px;border-radius:50%;background:#ffffffeb;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:800}.color-cell-admin .cell-badge{position:absolute;top:8px;right:8px}.upload-area{display:block;border:2px dashed var(--line);border-radius:var(--radius);padding:24px;text-align:center;cursor:pointer;transition:border-color .15s;color:var(--ink-3)}.upload-area:hover{border-color:var(--brand);color:var(--brand)}.upload-preview{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.upload-thumb{width:80px;height:80px;border-radius:var(--radius);overflow:hidden;position:relative;background:var(--surface-2)}.upload-thumb img{width:100%;height:100%;object-fit:cover}.upload-thumb .remove{position:absolute;top:2px;right:2px;width:18px;height:18px;border-radius:50%;background:#0009;color:#fff;font-size:11px;display:flex;align-items:center;justify-content:center}.toast-admin{position:fixed;top:20px;left:50%;transform:translate(-50%);background:var(--ink);color:#fff;padding:10px 20px;border-radius:var(--radius);font-size:14px;z-index:500;animation:toast-down .25s}.skel{background:linear-gradient(90deg,var(--surface-2) 25%,var(--line) 50%,var(--surface-2) 75%);background-size:200% 100%;animation:shimmer 1.5s infinite;border-radius:var(--radius)}.empty-admin{text-align:center;padding:60px 20px;color:var(--ink-3)}.empty-admin .title{font-size:15px;font-weight:600;margin-top:12px}.login-page{display:flex;min-height:100vh}.login-left{flex:1;background:linear-gradient(135deg,#ee2b1b,#ff7a00);display:flex;flex-direction:column;align-items:center;justify-content:center;color:#fff;padding:40px}.login-left .logo{font-size:32px;font-weight:800;margin-bottom:12px}.login-left .tagline{font-size:16px;opacity:.9}.login-right{width:440px;display:flex;align-items:center;justify-content:center;padding:40px}.login-card{width:100%;max-width:320px}.login-card .title{font-size:20px;font-weight:800;margin-bottom:24px}.login-card .pin-input{width:100%;padding:12px 16px;border:2px solid var(--line);border-radius:var(--radius);font-size:20px;letter-spacing:8px;text-align:center;font-family:monospace}.login-card .pin-input:focus{outline:none;border-color:var(--brand)}.login-card .error-msg{color:var(--danger);font-size:13px;margin-top:8px;text-align:center}.login-card .submit{width:100%;padding:12px;margin-top:16px;background:var(--brand);color:#fff;border-radius:var(--radius);font-size:15px;font-weight:700}.login-card .submit:hover{background:var(--brand-d)}.login-card .submit:disabled{opacity:.5}@media (max-width: 768px){.login-left{display:none}.login-right{width:100%}}.quick-actions{display:flex;gap:12px;margin-bottom:24px}.price-edit{display:inline-flex;align-items:center;gap:4px}.price-edit input{width:100px;padding:4px 8px;border:1px solid var(--brand);border-radius:4px;font-family:monospace;font-size:14px}.price-display{cursor:pointer;font-family:monospace;font-weight:700;padding:4px 8px;border-radius:4px}.price-display:hover{background:var(--surface-2)}@keyframes fade-in{0%{opacity:0}to{opacity:1}}@keyframes slide-in-right{0%{transform:translate(100%)}to{transform:translate(0)}}@keyframes pop-in{0%{transform:scale(.95);opacity:0}to{transform:scale(1);opacity:1}}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}@keyframes toast-down{0%{opacity:0;transform:translate(-50%) translateY(-10px)}to{opacity:1;transform:translate(-50%) translateY(0)}}@media (max-width: 1279px){.sidebar{width:var(--sidebar-w-mini)}.sidebar .sidebar-text,.sidebar .sidebar-tree{display:none}.main-area{margin-left:var(--sidebar-w-mini)}.stat-grid,.color-grid-admin{grid-template-columns:repeat(2,1fr)}}