:root{--c-primary: #4d6bfe;--c-primary-hover: #6683ff;--c-primary-active: #3a55e8;--c-primary-soft: #eef1ff;--c-primary-lighter: #f5f7ff;--c-violet: #8a7cfb;--c-gradient: linear-gradient(135deg, #4d6bfe 0%, #8a7cfb 100%);--c-danger: #f0483e;--c-danger-hover: #ff6b63;--c-danger-light: #fef0ef;--c-success: #16a34a;--c-success-light: #e8f7ee;--c-warning: #f59e0b;--c-warning-light: #fdf3e1;--c-info: #8a93a6;--c-info-light: #f1f3f7;--text-1: #1a2138;--text-2: #5b6478;--text-3: #98a1b3;--c-border: #e3e7f0;--c-border-light: #eef1f7;--c-bg: #f6f7fb;--c-bg-hover: #f1f3f9;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--shadow-sm: 0 1px 2px rgba(26, 33, 56, .05);--shadow-md: 0 2px 8px rgba(26, 33, 56, .06), 0 10px 28px rgba(77, 107, 254, .08);--shadow-lg: 0 6px 16px rgba(26, 33, 56, .08), 0 20px 48px rgba(26, 33, 56, .14);--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 24px;--space-6: 32px;--trans: .18s cubic-bezier(.4, 0, .2, 1)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Segoe UI,PingFang SC,Microsoft YaHei,system-ui,sans-serif;background:radial-gradient(1000px 520px at 100% 0%,rgba(77,107,254,.06),transparent 60%),radial-gradient(900px 520px at 0% 100%,rgba(138,124,251,.05),transparent 60%),var(--c-bg);color:var(--text-1);font-size:14px;line-height:1.6;-webkit-font-smoothing:antialiased}.admin-layout{display:flex;min-height:100vh}.sidebar{position:fixed;inset:0 auto 0 0;width:232px;background:#fff;border-right:1px solid var(--c-border-light);display:flex;flex-direction:column;z-index:100}.side-brand{display:flex;align-items:center;gap:12px;padding:22px 20px 18px}.side-brand .logo{width:38px;height:38px;border-radius:11px;background:var(--c-gradient);color:#fff;font-weight:800;font-size:19px;display:grid;place-items:center;box-shadow:0 4px 14px #4d6bfe59}.side-brand .brand-text{font-size:17px;font-weight:700;color:var(--text-1);letter-spacing:.3px}.side-brand .brand-sub{font-size:11px;color:var(--text-3);margin-top:1px}.side-nav{flex:1;overflow-y:auto;padding:6px 12px 16px}.nav-group{margin-bottom:18px}.nav-group-title{font-size:11px;font-weight:600;color:var(--text-3);letter-spacing:.6px;padding:0 10px;margin-bottom:6px}.nav-item{display:flex;align-items:center;gap:10px;padding:9px 10px;margin-bottom:2px;border-radius:var(--radius-sm);color:var(--text-2);font-size:13.5px;text-decoration:none;transition:background var(--trans),color var(--trans)}.nav-item .nav-icon{width:18px;height:18px;flex-shrink:0;opacity:.8}.nav-item:hover{background:var(--c-bg-hover);color:var(--text-1)}.nav-item.active{background:var(--c-primary-soft);color:var(--c-primary);font-weight:600}.nav-item.active .nav-icon{opacity:1}.side-footer{border-top:1px solid var(--c-border-light);padding:14px 16px;display:flex;align-items:center;justify-content:space-between;gap:10px}.user-box{display:flex;align-items:center;gap:10px;min-width:0}.avatar{width:32px;height:32px;border-radius:50%;background:var(--c-gradient);color:#fff;font-size:14px;font-weight:700;display:grid;place-items:center;flex-shrink:0}.user-meta{min-width:0}.user-name{font-size:13px;font-weight:600;color:var(--text-1);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:120px}.user-role{font-size:11px;color:var(--text-3)}.side-logout{background:none;border:none;cursor:pointer;color:var(--text-3);font-size:12.5px;font-family:inherit;padding:6px 8px;border-radius:var(--radius-sm);transition:all var(--trans);white-space:nowrap}.side-logout:hover{color:var(--c-danger);background:var(--c-danger-light)}.main-area{flex:1;margin-left:232px;min-width:0;display:flex;flex-direction:column}.topbar{position:sticky;top:0;z-index:90;height:60px;background:#ffffffd1;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--c-border-light);display:flex;align-items:center;justify-content:space-between;padding:0 28px}.topbar-title{font-size:16px;font-weight:700;color:var(--text-1)}.topbar-crumb{font-size:12px;color:var(--text-3)}.page-content{flex:1;width:100%;max-width:1200px;margin:0 auto;padding:28px 32px 48px}.page-body{display:flex;flex-direction:column;gap:18px}.page-header{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap}.page-header-left{min-width:0}.page-title{font-size:22px;font-weight:700;color:var(--text-1);margin:0;line-height:1.3}.page-desc{font-size:13px;color:var(--text-3);margin-top:4px;max-width:720px}.page-header-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.panel{background:#fff;border:1px solid var(--c-border-light);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);padding:20px}.stat-card{background:#fff;border:1px solid var(--c-border-light);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);padding:18px 20px;display:flex;flex-direction:column;gap:6px;min-width:140px}.stat-card .stat-num{font-size:28px;font-weight:800;line-height:1.2;background:var(--c-gradient);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.stat-card .stat-label{font-size:12px;color:var(--text-3)}.card{background:#fff;border:1px solid var(--c-border-light);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);padding:var(--space-6);width:400px;max-width:calc(100vw - 32px)}.card.full{width:100%}.card h2{margin-bottom:var(--space-5);font-size:20px;font-weight:600;text-align:left}.form-item{margin-bottom:var(--space-4)}.form-item label{display:block;margin-bottom:var(--space-1);font-size:13px;font-weight:500;color:var(--text-2)}.form-item input,.form-item textarea,.form-item select{width:100%;min-height:40px;padding:var(--space-2) var(--space-3);border:1px solid var(--c-border);border-radius:var(--radius-sm);font-size:14px;font-family:inherit;color:var(--text-1);background:#fff;outline:none;transition:border-color var(--trans),box-shadow var(--trans)}.form-item textarea{resize:vertical;line-height:1.6}.form-item input:focus,.form-item textarea:focus,.form-item select:focus{border-color:var(--c-primary);box-shadow:0 0 0 3px #4d6bfe24}.form-item input::placeholder,.form-item textarea::placeholder{color:var(--text-3)}.form-item .field-hint{margin-top:var(--space-1);font-size:12px;color:var(--text-3)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);min-height:40px;padding:var(--space-2) var(--space-4);border:1px solid transparent;border-radius:10px;background:var(--c-gradient);color:#fff;font-size:14px;font-weight:500;font-family:inherit;cursor:pointer;box-shadow:0 2px 8px #4d6bfe42;transition:background var(--trans),box-shadow var(--trans),transform var(--trans),border-color var(--trans);white-space:nowrap}.btn:hover:not(:disabled){background:linear-gradient(135deg,#6683ff,#9b8cff);box-shadow:0 4px 14px #4d6bfe57;transform:translateY(-1px)}.btn:active:not(:disabled){background:linear-gradient(135deg,#3a55e8,#7568f2);transform:translateY(0)}.btn:disabled{opacity:.6;cursor:not-allowed}.btn.plain{background:#fff;color:var(--c-primary);border-color:var(--c-border);box-shadow:none}.btn.plain:hover:not(:disabled){background:var(--c-primary-soft);border-color:var(--c-primary);color:var(--c-primary);box-shadow:none}.btn.danger{background:linear-gradient(135deg,#f0483e,#ff6b63);box-shadow:0 2px 8px #f0483e3d}.btn.danger:hover:not(:disabled){background:linear-gradient(135deg,#ff5a50,#ff7d75);box-shadow:0 4px 14px #f0483e4d}.btn-text.danger{color:var(--c-danger)}.btn-text.danger:hover{color:var(--c-danger-hover)}.btn.slim{min-height:34px;padding:var(--space-1) var(--space-3);font-size:13px;border-radius:8px}.btn-text{background:none;border:none;color:var(--c-primary);cursor:pointer;font-size:14px;font-family:inherit;padding:var(--space-1) var(--space-2);border-radius:var(--radius-sm);transition:background var(--trans),color var(--trans)}.btn-text:hover{color:var(--c-primary-hover);background:var(--c-primary-soft)}.error{color:var(--c-danger);font-size:13px;min-height:18px}.success{color:var(--c-success);font-size:13px;min-height:18px}.hint{color:var(--text-3);font-size:13px}.table-wrap{border:1px solid var(--c-border-light);border-radius:var(--radius-md);overflow-x:auto;background:#fff}table.list{width:100%;border-collapse:collapse;font-size:13.5px}table.list th{text-align:left;padding:var(--space-3) var(--space-4);background:var(--c-bg);color:var(--text-2);font-weight:600;font-size:12.5px;letter-spacing:.3px;border-bottom:1px solid var(--c-border-light);white-space:nowrap}table.list td{padding:var(--space-3) var(--space-4);border-bottom:1px solid var(--c-border-light);color:var(--text-1);vertical-align:top}table.list tbody tr{transition:background var(--trans)}table.list tbody tr:hover{background:var(--c-primary-lighter)}table.list tbody tr:last-child td{border-bottom:none}.pill{display:inline-block;padding:2px 10px;border-radius:999px;font-size:12px;font-weight:500;line-height:1.6;white-space:nowrap}.pill.green{background:var(--c-success-light);color:var(--c-success)}.pill.red{background:var(--c-danger-light);color:var(--c-danger)}.pill.blue{background:var(--c-primary-soft);color:var(--c-primary)}.pill.orange{background:var(--c-warning-light);color:var(--c-warning)}.pill.gray{background:var(--c-info-light);color:var(--c-info)}.overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:200;background:#1a213873;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);display:flex;align-items:center;justify-content:center;padding:var(--space-4);animation:overlay-in .18s ease}.modal{background:#fff;border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:var(--space-5);width:480px;max-width:100%;max-height:calc(100vh - 64px);overflow-y:auto;animation:modal-in .2s cubic-bezier(.34,1.4,.64,1)}.modal h3{font-size:16px;font-weight:600;margin-bottom:var(--space-2)}.modal-ops{display:flex;gap:var(--space-2);justify-content:flex-end;margin-top:var(--space-5)}@keyframes overlay-in{0%{opacity:0}to{opacity:1}}@keyframes modal-in{0%{opacity:0;transform:scale(.94) translateY(8px)}to{opacity:1;transform:scale(1) translateY(0)}}.pager{display:flex;align-items:center;gap:var(--space-2);margin-top:var(--space-4);font-size:13px;color:var(--text-2)}.pager button{min-width:32px;height:32px;padding:0 var(--space-2);border:1px solid var(--c-border);border-radius:var(--radius-sm);background:#fff;color:var(--text-2);font-size:13px;font-family:inherit;cursor:pointer;transition:all var(--trans)}.pager button:hover:not(:disabled):not(.current){color:var(--c-primary);border-color:var(--c-primary)}.pager button.current{background:var(--c-gradient);border-color:transparent;color:#fff;font-weight:600;cursor:default}.pager button:disabled{color:var(--c-border);cursor:not-allowed}.empty{padding:var(--space-6) var(--space-4);text-align:center;color:var(--text-3);font-size:13px}.empty:before{content:"∅";display:block;font-size:28px;margin-bottom:var(--space-2);opacity:.5}.page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:radial-gradient(1100px 620px at 12% -10%,rgba(77,107,254,.18),transparent 60%),radial-gradient(900px 560px at 110% 110%,rgba(138,124,251,.14),transparent 55%),var(--c-bg);padding:var(--space-4)}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-thumb{background:#d3d8e6;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#b9c0d4}::-webkit-scrollbar-track{background:transparent}