/* 管理后台样式 */
:root{
  --primary:#7c3aed;--primary-hover:#6d28d9;--primary-light:#ede9fe;
  --success:#10b981;--danger:#ef4444;--warning:#f59e0b;
  --bg:#f8fafc;--surface:#fff;--border:#e5e7eb;
  --text:#1f2937;--text-muted:#6b7280;--text-light:#9ca3af;
  --radius:8px;--radius-lg:12px;
  --sidebar-w:220px;
}
*{margin:0;padding:0;box-sizing:border-box;font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;}
body{background:var(--bg);color:var(--text);font-size:14px;}

/* 登录页 */
.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#7c3aed 0%,#4338ca 100%);}
.login-card{background:var(--surface);border-radius:var(--radius-lg);padding:40px;width:380px;box-shadow:0 20px 60px rgba(0,0,0,.15);}
.login-logo{display:flex;align-items:center;gap:12px;margin-bottom:24px;color:var(--primary);}
.login-logo h1{font-size:20px;font-weight:600;}
.login-form .form-group{margin-bottom:16px;}
.login-form label{display:block;margin-bottom:6px;font-size:13px;color:var(--text-muted);}
.login-form input{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:var(--radius);font-size:14px;outline:none;transition:border .2s;}
.login-form input:focus{border-color:var(--primary);}
.btn-primary{background:var(--primary);color:#fff;border:none;padding:10px 20px;border-radius:var(--radius);cursor:pointer;font-size:14px;transition:background .2s;}
.btn-primary:hover{background:var(--primary-hover);}
.btn-secondary{background:var(--border);color:var(--text);border:none;padding:10px 20px;border-radius:var(--radius);cursor:pointer;font-size:14px;}
.error-msg{color:var(--danger);font-size:13px;margin-top:8px;min-height:20px;}

/* 主界面 */
.main-page{display:flex;min-height:100vh;}
.sidebar{width:var(--sidebar-w);background:#1e1b2e;color:#fff;display:flex;flex-direction:column;position:fixed;height:100vh;}
.sidebar-header{padding:20px;border-bottom:1px solid rgba(255,255,255,.1);}
.admin-name{font-size:16px;font-weight:600;display:block;}
.admin-role{font-size:12px;color:#a78bfa;}
.sidebar-nav{flex:1;padding:12px 0;}
.nav-item{display:block;padding:12px 20px;color:#cbd5e1;text-decoration:none;transition:all .15s;font-size:14px;}
.nav-item:hover{background:rgba(255,255,255,.05);color:#fff;}
.nav-item.active{background:var(--primary);color:#fff;}
.btn-logout{margin:12px 20px;padding:10px;background:transparent;border:1px solid rgba(255,255,255,.2);color:#fff;border-radius:var(--radius);cursor:pointer;font-size:13px;}
.btn-logout:hover{background:rgba(255,255,255,.1);}

.content{margin-left:var(--sidebar-w);flex:1;padding:24px;}
.content h2{margin-bottom:16px;font-size:18px;font-weight:600;}

/* 仪表盘 */
.stat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:16px;}
.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px;}
.stat-label{font-size:13px;color:var(--text-muted);margin-bottom:8px;}
.stat-value{font-size:24px;font-weight:700;color:var(--primary);}

/* 工具栏 */
.toolbar{display:flex;gap:8px;margin-bottom:16px;flex-wrap:wrap;align-items:center;}
.search-input,.select-input,.num-input,.textarea-input{padding:8px 12px;border:1px solid var(--border);border-radius:var(--radius);font-size:14px;outline:none;}
.search-input:focus,.select-input:focus,.num-input:focus,.textarea-input:focus{border-color:var(--primary);}
.search-input{min-width:200px;}
.textarea-input{width:100%;font-family:monospace;}

/* 数据表 */
.data-table{width:100%;border-collapse:collapse;background:var(--surface);border-radius:var(--radius-lg);overflow:hidden;}
.data-table th,.data-table td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--border);font-size:13px;}
.data-table th{background:var(--bg);font-weight:600;color:var(--text-muted);font-size:12px;text-transform:uppercase;letter-spacing:.5px;}
.data-table tbody tr:hover{background:var(--primary-light);}

/* 标签 */
.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:12px;font-weight:500;}
.badge-active{background:#d1fae5;color:#065f46;}
.badge-banned{background:#fee2e2;color:#991b1b;}
.badge-unused{background:#dbeafe;color:#1e40af;}
.badge-used{background:#d1fae5;color:#065f46;}
.badge-revoked{background:#fef3c7;color:#92400e;}

/* 操作按钮 */
.action-btn{padding:4px 10px;font-size:12px;border:1px solid var(--border);border-radius:6px;cursor:pointer;background:var(--surface);margin-right:4px;}
.action-btn:hover{border-color:var(--primary);color:var(--primary);}
.action-btn.danger:hover{border-color:var(--danger);color:var(--danger);}

/* 分页 */
.pagination{display:flex;gap:8px;margin-top:16px;justify-content:center;}
.pagination button{padding:6px 12px;border:1px solid var(--border);border-radius:6px;cursor:pointer;background:var(--surface);font-size:13px;}
.pagination button.active{background:var(--primary);color:#fff;border-color:var(--primary);}

/* 弹窗 */
.modal{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.5);display:flex;align-items:center;justify-content:center;z-index:1000;}
.modal-content{background:var(--surface);border-radius:var(--radius-lg);padding:24px;max-width:600px;width:90%;max-height:80vh;overflow-y:auto;}
.modal-content h3{margin-bottom:16px;}
.modal-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:16px;}

/* 配置表单 */
.config-form{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;max-width:600px;}
.config-form .form-group{margin-bottom:16px;}
.config-form label{display:block;margin-bottom:6px;font-size:13px;color:var(--text-muted);}

/* Toast */
.toast{position:fixed;top:20px;right:20px;padding:12px 20px;border-radius:var(--radius);background:#1f2937;color:#fff;z-index:2000;font-size:14px;animation:slideIn .3s;}
@keyframes slideIn{from{transform:translateX(100%);opacity:0;}to{transform:translateX(0);opacity:1;}}
.toast.success{background:var(--success);}
.toast.error{background:var(--danger);}

/* 响应式 */
@media(max-width:768px){
  .sidebar{position:relative;width:100%;height:auto;}
  .content{margin-left:0;}
  .stat-grid{grid-template-columns:1fr 1fr;}
}