:root{--primary: #2F59D4;--primary-dark: #2448b0;--primary-light: #eef2fc;--success: #16a34a;--warning: #d97706;--danger: #dc2626;--text: #1a1a2e;--text-secondary: #64748b;--border: #e2e8f0;--bg: #f1f5f9;--card: #ffffff;--sidebar-w: 220px}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,PingFang SC,sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.5}a{color:var(--primary);text-decoration:none}.symbol-icon,.coin-icon-img,.product-icon,.prod-icon{align-items:center;border-radius:50%;display:inline-flex;justify-content:center;flex-shrink:0;object-fit:cover;overflow:hidden}.symbol-icon-fallback,.product-icon-fallback,.coin-icon-fallback,.prod-icon-fallback{align-items:center;border-radius:50%;display:inline-flex;justify-content:center;flex-shrink:0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:8px 16px;border-radius:6px;border:none;font-size:14px;cursor:pointer;transition:all .15s}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-dark)}.btn-outline{background:#fff;border:1px solid var(--border);color:var(--text)}.btn-outline:hover:not(:disabled){border-color:var(--primary);color:var(--primary)}.btn-danger{background:var(--danger);color:#fff}.btn-sm{padding:4px 10px;font-size:12px}.input,.select,.textarea{width:100%;padding:8px 12px;border:1px solid var(--border);border-radius:6px;font-size:14px;outline:none;transition:border-color .15s}.input:focus,.select:focus,.textarea:focus{border-color:var(--primary)}.textarea{resize:vertical;min-height:80px}.card{background:var(--card);border-radius:10px;border:1px solid var(--border);padding:20px}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse}th,td{padding:10px 12px;text-align:left;border-bottom:1px solid var(--border)}th{font-weight:600;color:var(--text-secondary);font-size:12px;text-transform:uppercase}tr:hover td{background:#f8fafc}.tag{display:inline-block;padding:2px 8px;border-radius:4px;font-size:12px;font-weight:500}.tag-success{background:#dcfce7;color:var(--success)}.tag-warning{background:#fef3c7;color:var(--warning)}.tag-danger{background:#fee2e2;color:var(--danger)}.tag-info{background:var(--primary-light);color:var(--primary)}.tag-gray{background:#f1f5f9;color:var(--text-secondary)}.form-group{margin-bottom:16px}.form-group label{display:block;margin-bottom:6px;font-weight:500;font-size:13px}.switch-row{display:flex;align-items:center;justify-content:space-between;padding:12px 0;border-bottom:1px solid var(--border)}.switch-row:last-child{border-bottom:none}.switch-row .label{font-weight:500}.switch-row .desc{font-size:12px;color:var(--text-secondary);margin-top:2px}.switch{position:relative;width:44px;height:24px;flex-shrink:0}.switch input{opacity:0;width:0;height:0}.switch .slider{position:absolute;top:0;right:0;bottom:0;left:0;background:#cbd5e1;border-radius:24px;cursor:pointer;transition:.2s}.switch .slider:before{content:"";position:absolute;width:18px;height:18px;left:3px;bottom:3px;background:#fff;border-radius:50%;transition:.2s}.switch input:checked+.slider{background:var(--primary)}.switch input:checked+.slider:before{transform:translate(20px)}.alert{padding:10px 14px;border-radius:6px;margin-bottom:16px;font-size:13px}.alert-error{background:#fee2e2;color:var(--danger)}.alert-success{background:#dcfce7;color:var(--success)}.pagination{display:flex;align-items:center;gap:8px;margin-top:16px;justify-content:flex-end}.pagination span{color:var(--text-secondary);font-size:13px}.page-toolbar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:16px}.page-toolbar .input,.page-toolbar .select{width:auto;min-width:140px}.tabs{display:flex;gap:4px;margin-bottom:16px;border-bottom:1px solid var(--border)}.tab{padding:8px 16px;font-size:13px;color:var(--text-secondary);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px}.tab.active{color:var(--primary);border-bottom-color:var(--primary);font-weight:600}.empty,.loading{padding:40px;text-align:center;color:var(--text-secondary)}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}@media (max-width:900px){.grid-2{grid-template-columns:1fr}}.layout{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-w);background:#0f172a;color:#fff;flex-shrink:0;display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:12px;padding:20px 16px;border-bottom:1px solid rgba(255,255,255,.06)}.logo-mark{width:32px;height:32px;background:var(--primary);border-radius:6px;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px}.logo-img{width:32px;height:32px;object-fit:contain;border-radius:6px}.brand-name{font-weight:600;font-size:14px;letter-spacing:.3px}.brand-sub{font-size:11px;color:#64748b;margin-top:2px}.nav{padding:12px 8px;flex:1;overflow-y:auto}.nav-group{margin-bottom:16px}.nav-group-label{font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:.6px;color:#475569;padding:0 12px 6px}.nav-item{display:flex;align-items:center;gap:10px;padding:8px 12px;border-radius:6px;color:#94a3b8;font-size:13px;margin-bottom:2px;transition:all .15s}.nav-item:hover{background:#ffffff0d;color:#e2e8f0}.nav-item.active{background:#2f59d440;color:#fff}.main{flex:1;display:flex;flex-direction:column;min-width:0}.header{height:52px;background:var(--card);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 24px}.page-title{font-size:15px;font-weight:600}.header-right{display:flex;align-items:center;gap:12px}.admin-name{font-size:13px;color:var(--text-secondary)}.logout-btn{gap:4px}.content{flex:1;padding:24px;overflow-y:auto}.section{margin-bottom:24px}.section-label{font-size:12px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;margin-bottom:12px}.stat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}.stat-card{text-align:center;padding:16px}.link-card{text-decoration:none;color:inherit;transition:border-color .15s,box-shadow .15s}.link-card:hover{border-color:var(--primary);box-shadow:0 2px 8px #2f59d414}.stat-label{font-size:12px;color:var(--text-secondary);margin-bottom:6px}.stat-value{font-size:28px;font-weight:700}.stat-money{font-size:22px}.stat-money small{font-size:12px;font-weight:500;margin-left:2px;opacity:.75}.quick-links{display:flex;gap:10px;flex-wrap:wrap}.quick-link{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border:1px solid var(--border);border-radius:6px;font-size:13px;color:var(--text);text-decoration:none;transition:all .15s}.quick-link:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-light)}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg);padding:24px}.login-card{width:100%;max-width:400px;background:var(--card);border:1px solid var(--border);border-radius:12px;padding:32px}.login-brand{text-align:center;margin-bottom:24px}.login-brand h1{font-size:20px;margin-top:12px}.login-brand p{color:var(--text-secondary);font-size:13px;margin-top:4px}