/* =============================================
   站点管理系统 - 统一设计规范 (WorkBuddy 官网配色)
   ============================================= */
:root {
  /* 主色调 - WorkBuddy 绿 (#28b894) */
  --wt-primary: #28b894;
  --wt-primary-hover: #1f9678;
  --wt-primary-light: #e6f7f2;
  --wt-primary-dark: #16705a;

  /* 功能色 */
  --wt-success: #0d9488;
  --wt-success-bg: #e6f7f5;
  --wt-warning: #f59e0b;
  --wt-warning-bg: #fffbeb;
  --wt-danger: #ef4444;
  --wt-danger-bg: #fef2f2;
  --wt-info: #6c4dff;
  --wt-info-bg: #f0ebff;

  /* 中性色 */
  --wt-gray-50: #f8fafc;
  --wt-gray-100: #f1f5f9;
  --wt-gray-200: #e2e8f0;
  --wt-gray-300: #cbd5e1;
  --wt-gray-400: #94a3b8;
  --wt-gray-500: #64748b;
  --wt-gray-600: #475569;
  --wt-gray-700: #334155;
  --wt-gray-800: #1e293b;
  --wt-gray-900: #0f172a;

  /* 圆角 */
  --wt-radius-sm: 8px;
  --wt-radius: 12px;
  --wt-radius-lg: 16px;

  /* 阴影 */
  --wt-shadow-sm: 0 1px 2px rgba(0,0,0,.04);
  --wt-shadow: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --wt-shadow-md: 0 4px 6px rgba(0,0,0,.05), 0 2px 4px rgba(0,0,0,.04);
  --wt-shadow-lg: 0 10px 25px rgba(0,0,0,.08), 0 4px 10px rgba(0,0,0,.04);

  /* 过渡 */
  --wt-transition: 0.2s cubic-bezier(.4,0,.2,1);

  /* 字体 */
  --wt-font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;

  /* 语义化别名 */
  --wt-bg: #f8fafc;
  --wt-white: #ffffff;
  --wt-border: #e2e8f0;
  --wt-border-light: #f1f5f9;
  --wt-text: #334155;
  --wt-text-secondary: #64748b;
  --wt-font: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
}

/* ===== Reset ===== */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
body{font-family:var(--wt-font-family);background:var(--wt-gray-50);color:var(--wt-gray-700);line-height:1.6;min-height:100vh}

/* ===== 顶部导航栏 ===== */
.wt-topbar{background:#fff;border-bottom:1px solid var(--wt-gray-200);padding:0 32px;height:60px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:100;box-shadow:var(--wt-shadow-sm)}
.wt-topbar-left{display:flex;align-items:center;gap:12px}
.wt-topbar-logo{width:36px;height:36px;background:var(--wt-primary);border-radius:var(--wt-radius-sm);display:flex;align-items:center;justify-content:center;color:#fff;font-size:18px;font-weight:700}
.wt-topbar-title{font-size:17px;font-weight:700;color:var(--wt-gray-800);letter-spacing:.3px}
.wt-topbar-right{display:flex;align-items:center;gap:16px;font-size:13px}
.wt-topbar-avatar{width:32px;height:32px;border-radius:50%;background:linear-gradient(135deg,var(--wt-primary),var(--wt-info));color:#fff;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700}
.wt-topbar-name{font-weight:600;color:var(--wt-gray-700)}
.wt-topbar-role{font-size:12px;color:var(--wt-gray-400);background:var(--wt-gray-100);padding:3px 10px;border-radius:20px}
.wt-btn-outline{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border:1px solid var(--wt-gray-300);border-radius:var(--wt-radius-sm);background:#fff;color:var(--wt-gray-600);font-size:13px;font-weight:500;text-decoration:none;cursor:pointer;transition:var(--wt-transition)}
.wt-btn-outline:hover{border-color:var(--wt-primary);color:var(--wt-primary);background:var(--wt-primary-light)}
.wt-btn-danger{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;background:var(--wt-danger-bg);color:var(--wt-danger);border:none;border-radius:var(--wt-radius-sm);font-size:13px;font-weight:600;cursor:pointer;text-decoration:none;transition:var(--wt-transition)}
.wt-btn-danger:hover{background:var(--wt-danger);color:#fff}

/* ===== 主内容 ===== */
.wt-container{max-width:100%;padding:28px 32px 40px}

/* ===== 统计卡片 ===== */
.wt-stats{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:14px;margin-bottom:24px}
.wt-stat-card{background:#fff;border-radius:var(--wt-radius);padding:18px 22px;box-shadow:var(--wt-shadow);border:1px solid var(--wt-gray-100);cursor:pointer;transition:var(--wt-transition);position:relative;overflow:hidden}
.wt-stat-card:hover{box-shadow:var(--wt-shadow-md);transform:translateY(-1px)}
.wt-stat-card.active{border-color:var(--wt-primary);box-shadow:0 0 0 3px rgba(40,184,148,.12)}
.wt-stat-label{font-size:12px;color:var(--wt-gray-400);margin-bottom:6px;font-weight:500;text-transform:uppercase;letter-spacing:.5px}
.wt-stat-value{font-size:28px;font-weight:800;color:var(--wt-gray-800);line-height:1.2}

/* ===== 卡片容器 ===== */
.wt-card{background:#fff;border-radius:var(--wt-radius);box-shadow:var(--wt-shadow);border:1px solid var(--wt-gray-100);overflow:hidden}
.wt-card-header{padding:18px 24px;border-bottom:1px solid var(--wt-gray-100);display:flex;align-items:center;justify-content:space-between}
.wt-card-title{font-size:16px;font-weight:700;color:var(--wt-gray-800)}
.wt-card-body{padding:0}

/* ===== 表格 ===== */
.wt-table-wrapper{overflow-x:auto}
.wt-table-wrapper::-webkit-scrollbar{height:8px}
.wt-table-wrapper::-webkit-scrollbar-track{background:var(--wt-gray-100);border-radius:4px}
.wt-table-wrapper::-webkit-scrollbar-thumb{background:var(--wt-gray-300);border-radius:4px}
.wt-table{width:100%;border-collapse:collapse;font-size:13px}
.wt-table thead{position:sticky;top:0;z-index:10}
.wt-table th{background:var(--wt-gray-50);color:var(--wt-gray-500);font-weight:600;padding:12px 14px;text-align:center;border-bottom:2px solid var(--wt-gray-200);white-space:nowrap;font-size:12px;cursor:pointer;user-select:none;transition:var(--wt-transition)}
.wt-table th:hover{color:var(--wt-primary)}
.wt-table th.sort-asc::after{content:' ▲';color:var(--wt-primary)}
.wt-table th.sort-desc::after{content:' ▼';color:var(--wt-primary)}
.wt-table td{padding:12px 14px;text-align:center;border-bottom:1px solid var(--wt-gray-100);color:var(--wt-gray-700);vertical-align:middle}
.wt-table tbody tr{transition:var(--wt-transition)}
.wt-table tbody tr:hover{background:var(--wt-primary-light)}
.wt-table tbody tr:nth-child(even){background:var(--wt-gray-50)}
.wt-table tbody tr:nth-child(even):hover{background:var(--wt-primary-light)}

/* ===== 标签 ===== */
.wt-tag{display:inline-block;padding:3px 10px;border-radius:20px;font-size:12px;font-weight:600;white-space:nowrap}
.wt-tag-success{background:var(--wt-success-bg);color:var(--wt-success)}
.wt-tag-warning{background:var(--wt-warning-bg);color:var(--wt-warning)}
.wt-tag-danger{background:var(--wt-danger-bg);color:var(--wt-danger)}
.wt-tag-info{background:var(--wt-info-bg);color:var(--wt-info)}
.wt-tag-default{background:var(--wt-gray-100);color:var(--wt-gray-500)}

/* ===== 按钮 ===== */
.wt-btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:9px 20px;border:none;border-radius:var(--wt-radius-sm);font-size:14px;font-weight:600;cursor:pointer;transition:var(--wt-transition);text-decoration:none;line-height:1.4}
.wt-btn-primary{background:var(--wt-primary);color:#fff}
.wt-btn-primary:hover{background:var(--wt-primary-hover);box-shadow:0 2px 8px rgba(40,184,148,.3)}
.wt-btn-success{background:var(--wt-success);color:#fff}
.wt-btn-success:hover{background:#0b7d72}
.wt-btn-danger{background:var(--wt-danger);color:#fff}
.wt-btn-danger:hover{background:#dc2626}
.wt-btn-ghost{background:transparent;color:var(--wt-gray-600);border:1px solid var(--wt-gray-200)}
.wt-btn-ghost:hover{background:var(--wt-gray-50);border-color:var(--wt-gray-300)}
.wt-btn-sm{padding:5px 12px;font-size:12px}

/* ===== 表单 ===== */
.wt-form-group{margin-bottom:18px}
.wt-form-label{display:block;font-size:13px;font-weight:600;color:var(--wt-gray-600);margin-bottom:6px}
.wt-form-input,.wt-form-select{width:100%;padding:10px 14px;border:1px solid var(--wt-gray-200);border-radius:var(--wt-radius-sm);font-size:14px;font-family:var(--wt-font-family);color:var(--wt-gray-800);background:#fff;transition:var(--wt-transition);outline:none}
.wt-form-input:focus,.wt-form-select:focus{border-color:var(--wt-primary);box-shadow:0 0 0 3px rgba(40,184,148,.1)}
.wt-form-input::placeholder{color:var(--wt-gray-400)}
.wt-form-hint{font-size:12px;color:var(--wt-gray-400);margin-top:4px}
.wt-form-row{display:flex;gap:16px}
.wt-form-row>*{flex:1}
.wt-form-error{font-size:12px;color:var(--wt-danger);margin-top:4px;display:none}
.wt-form-error.show{display:block}

/* ===== 弹窗 ===== */
.wt-modal-overlay{display:none;position:fixed;inset:0;background:rgba(15,23,42,.5);z-index:1000;justify-content:center;align-items:center;backdrop-filter:blur(2px)}
.wt-modal-overlay.show{display:flex;animation:wtFadeIn .2s ease}
.wt-modal{background:#fff;border-radius:var(--wt-radius-lg);box-shadow:var(--wt-shadow-lg);width:540px;max-width:92vw;max-height:85vh;overflow:hidden;animation:wtSlideUp .25s ease;display:flex;flex-direction:column}
.wt-modal-header{padding:18px 24px;border-bottom:1px solid var(--wt-gray-100);display:flex;align-items:center;justify-content:space-between;flex-shrink:0}
.wt-modal-title{font-size:17px;font-weight:700;color:var(--wt-gray-800)}
.wt-modal-close{background:none;border:none;font-size:22px;color:var(--wt-gray-400);cursor:pointer;width:32px;height:32px;border-radius:var(--wt-radius-sm);display:flex;align-items:center;justify-content:center;transition:var(--wt-transition)}
.wt-modal-close:hover{background:var(--wt-gray-100);color:var(--wt-gray-700)}
.wt-modal-body{padding:24px;overflow-y:auto;flex:1}
.wt-modal-footer{padding:14px 24px;border-top:1px solid var(--wt-gray-100);display:flex;justify-content:flex-end;gap:10px;flex-shrink:0;background:var(--wt-gray-50)}

@keyframes wtFadeIn{from{opacity:0}to{opacity:1}}
@keyframes wtSlideUp{from{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}

/* ===== 管理后台布局 ===== */
.wt-reset{min-height:100vh;background:var(--wt-bg)}
.wt-sidebar{position:fixed;top:60px;left:0;bottom:0;width:220px;background:var(--wt-gray-800);padding:16px 0;overflow-y:auto;z-index:90}
.wt-sidebar-section{padding:16px 24px 8px;font-size:11px;color:var(--wt-gray-400);text-transform:uppercase;letter-spacing:1px}
.wt-menu-item{display:flex;align-items:center;gap:12px;padding:13px 24px;color:var(--wt-gray-300);text-decoration:none;font-size:14px;transition:var(--wt-transition);border-left:3px solid transparent;cursor:pointer}
.wt-menu-item:hover{background:rgba(255,255,255,.05);color:#fff}
.wt-menu-item.active{background:rgba(40,184,148,.15);color:#fff;border-left-color:var(--wt-primary)}
.wt-menu-item.disabled{opacity:.4;cursor:not-allowed}
.wt-menu-icon{font-size:18px;width:24px;text-align:center;flex-shrink:0}
.wt-main{margin-left:220px;margin-top:60px;padding:24px}
.wt-avatar-sm{width:32px;height:32px;border-radius:50%;background:linear-gradient(135deg,var(--wt-primary),var(--wt-info));color:#fff;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;flex-shrink:0}
.wt-topbar-user{display:flex;align-items:center;gap:12px}
.wt-topbar-user-info{display:flex;flex-direction:column;line-height:1.3}
.wt-topbar-user-name{font-size:13px;font-weight:600;color:var(--wt-gray-700)}
.wt-topbar-user-role{font-size:11px;color:var(--wt-gray-400)}
.wt-topbar-logo-icon{margin-right:4px}

/* 统计图标 */
.wt-stat-icon{width:44px;height:44px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0}
.wt-stat-icon.blue{background:#e6f7f2;color:#1f9678}
.wt-stat-icon.green{background:#d1fae5;color:#059669}
.wt-stat-icon.red{background:#fee2e2;color:#dc2626}
.wt-stat-icon.amber{background:#fffbeb;color:#d97706}
.wt-stat-icon.indigo{background:#f0ebff;color:#6c4dff}

/* 表格增强 */
.wt-table-wrapper{background:#fff;border-radius:var(--wt-radius);box-shadow:var(--wt-shadow);border:1px solid var(--wt-gray-100);overflow:hidden}
.wt-table-header{padding:16px 24px;border-bottom:1px solid var(--wt-gray-100);display:flex;align-items:center;justify-content:space-between}
.wt-table-scroll{overflow-x:auto}
.wt-table-actions{display:flex;align-items:center;gap:8px}
.wt-selected-info{font-size:13px;color:var(--wt-gray-400)}
.wt-selected-info span{color:var(--wt-primary);font-weight:600}
.wt-table-actions .wt-btn-sm{padding:5px 12px;font-size:12px}

/* 表格 checkbox */
.wt-checkbox{width:16px;height:16px;cursor:pointer;accent-color:var(--wt-primary)}

/* 操作按钮 */
.wt-action-btn{padding:4px 12px;border:none;border-radius:5px;font-size:12px;font-weight:600;cursor:pointer;transition:var(--wt-transition);margin-right:4px}
.wt-action-btn:disabled{opacity:.4;cursor:not-allowed}
.wt-action-btn-update{background:#e6f7f2;color:#1f9678}
.wt-action-btn-update:not(:disabled):hover{background:var(--wt-primary);color:#fff}
.wt-action-btn-delete{background:#fee2e2;color:#dc2626}
.wt-action-btn-delete:not(:disabled):hover{background:var(--wt-danger);color:#fff}

/* 角色标签 */
.wt-role-tag{display:inline-block;padding:2px 10px;border-radius:12px;font-size:12px;font-weight:600;white-space:nowrap}
.wt-role-0{background:#fce7f3;color:#be185d}
.wt-role-100,.wt-role-101{background:#ddd6fe;color:#6d28d9}
.wt-role-110,.wt-role-120{background:#e6f7f2;color:#1f9678}
.wt-role-130,.wt-role-140,.wt-role-150{background:#d1fae5;color:#047857}
.wt-role-131{background:#fef3c7;color:#b45309}
.wt-role-160{background:#ddd6fe;color:#6d28d9}
.wt-role-210,.wt-role-211,.wt-role-220,.wt-role-221{background:#e0e7ff;color:#4338ca}
.wt-role-300,.wt-role-310{background:#ffedd5;color:#c2410c}
.wt-role-400,.wt-role-401,.wt-role-402{background:#fef9c3;color:#a16207}
.wt-role-410,.wt-role-411,.wt-role-412{background:#fef9c3;color:#a16207}

/* 状态标签 */
.wt-status-active{color:var(--wt-success);font-weight:600}
.wt-status-disabled{color:var(--wt-danger);font-weight:600}

/* 文本工具 */
.wt-text-center{text-align:center}
.wt-text-muted{color:var(--wt-gray-400)}
.wt-text-danger{color:var(--wt-danger)}

/* 按钮扩展 */
.wt-btn-cancel{background:var(--wt-gray-100);color:var(--wt-gray-600);border:none}
.wt-btn-cancel:hover{background:var(--wt-gray-200)}
.wt-btn-confirm{background:var(--wt-primary);color:#fff;border:none}
.wt-btn-confirm:hover{background:var(--wt-primary-hover)}
.wt-btn-delete-confirm{background:var(--wt-danger);color:#fff;border:none}
.wt-btn-delete-confirm:hover{background:#dc2626}
.wt-modal-hint{font-size:12px;color:var(--wt-gray-400);margin-top:4px}

/* welcome 页面 */
.wt-title{font-size:26px;font-weight:700;color:var(--wt-gray-800);text-align:center;margin-bottom:8px}
.wt-subtitle{font-size:14px;color:var(--wt-gray-400);text-align:center;margin-bottom:6px}
.wt-info-card{background:var(--wt-gray-50);border-radius:var(--wt-radius-sm);padding:20px;margin:25px 0}
.wt-info-row{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px solid var(--wt-gray-200)}
.wt-info-row:last-child{border-bottom:none}
.wt-info-label{color:var(--wt-gray-400);font-size:14px}
.wt-info-value{color:var(--wt-gray-700);font-weight:500;font-size:14px}
.wt-nav-links{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:20px}
.wt-stat-num{font-size:24px;font-weight:700;color:var(--wt-gray-800);line-height:1.2}

/* ===== Toast ===== */
.wt-toast{position:fixed;top:76px;right:24px;padding:14px 22px;border-radius:var(--wt-radius-sm);font-size:14px;font-weight:500;color:#fff;z-index:2000;opacity:0;transform:translateX(100px);transition:var(--wt-transition);pointer-events:none;max-width:400px;box-shadow:var(--wt-shadow-lg)}
.wt-toast.show{opacity:1;transform:translateX(0)}
.wt-toast-success{background:var(--wt-success)}
.wt-toast-error{background:var(--wt-danger)}
.wt-toast-info{background:var(--wt-primary)}

/* ===== 空状态 ===== */
.wt-empty{text-align:center;padding:60px 20px;color:var(--wt-gray-400)}
.wt-empty-icon{font-size:48px;margin-bottom:16px}
.wt-empty-text{font-size:15px}

/* ===== 分页 ===== */
.wt-pagination{display:flex;align-items:center;justify-content:center;gap:6px;padding:18px;border-top:1px solid var(--wt-gray-100);flex-wrap:wrap}
.wt-pagination button{min-width:34px;height:34px;border:1px solid var(--wt-gray-200);background:#fff;color:var(--wt-gray-600);border-radius:var(--wt-radius-sm);font-size:13px;cursor:pointer;transition:var(--wt-transition);display:flex;align-items:center;justify-content:center;padding:0 10px}
.wt-pagination button:hover:not(:disabled):not(.active){border-color:var(--wt-primary);color:var(--wt-primary)}
.wt-pagination button.active{background:var(--wt-primary);color:#fff;border-color:var(--wt-primary);font-weight:700}
.wt-pagination button:disabled{opacity:.4;cursor:not-allowed}
.wt-pagination-info{font-size:13px;color:var(--wt-gray-400);margin:0 10px}

/* ===== 筛选栏 ===== */
.wt-filter-bar{background:#fff;border-radius:var(--wt-radius);padding:14px 20px;margin-bottom:16px;display:flex;align-items:center;gap:12px;flex-wrap:wrap;box-shadow:var(--wt-shadow);border:1px solid var(--wt-gray-100)}
.wt-filter-bar label{font-size:13px;font-weight:600;color:var(--wt-gray-600);white-space:nowrap}
.wt-filter-bar select,.wt-filter-bar input{padding:8px 12px;border:1px solid var(--wt-gray-200);border-radius:var(--wt-radius-sm);font-size:13px;color:var(--wt-gray-700);outline:none;min-width:160px;transition:var(--wt-transition)}
.wt-filter-bar select:focus,.wt-filter-bar input:focus{border-color:var(--wt-primary)}

/* ===== 认证页面 ===== */
.wt-auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #f0f4ff 0%, #f8fafc 50%, #f0ebff 100%);
  padding: 24px;
}

.wt-auth-card {
  width: 100%;
  max-width: 420px;
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06), 0 2px 8px rgba(0, 0, 0, 0.04);
  padding: 48px 40px 40px;
}

.wt-auth-logo {
  width: 56px;
  height: 56px;
  margin: 0 auto 24px;
  background: linear-gradient(135deg, #28b894 0%, #6c4dff 100%);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(51, 112, 255, 0.25);
}

.wt-auth-logo svg {
  width: 30px;
  height: 30px;
  fill: #fff;
}

.wt-auth-title {
  font-size: 24px;
  font-weight: 700;
  color: var(--wt-gray-800);
  text-align: center;
  margin-bottom: 6px;
  letter-spacing: 0.3px;
}

.wt-auth-subtitle {
  font-size: 14px;
  color: var(--wt-gray-400);
  text-align: center;
  margin-bottom: 32px;
}

.wt-auth-form .wt-form-group {
  margin-bottom: 20px;
}

.wt-auth-form .wt-form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--wt-gray-600);
  margin-bottom: 6px;
}

.wt-auth-input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.wt-auth-input-icon {
  position: absolute;
  left: 14px;
  font-size: 16px;
  color: var(--wt-gray-400);
  pointer-events: none;
  line-height: 1;
}

.wt-auth-input-wrap .wt-form-input {
  padding-left: 40px;
  padding-right: 40px;
  height: 46px;
  font-size: 14px;
}

.wt-auth-toggle {
  position: absolute;
  right: 12px;
  background: none;
  border: none;
  font-size: 18px;
  color: var(--wt-gray-400);
  cursor: pointer;
  padding: 4px;
  line-height: 1;
  transition: var(--wt-transition);
}

.wt-auth-toggle:hover {
  color: var(--wt-gray-600);
}

.wt-auth-submit {
  width: 100%;
  height: 46px;
  background: var(--wt-primary);
  color: #fff;
  border: none;
  border-radius: var(--wt-radius-sm);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  margin-top: 8px;
  transition: var(--wt-transition);
  letter-spacing: 2px;
}

.wt-auth-submit:hover {
  background: var(--wt-primary-hover);
  box-shadow: 0 4px 14px rgba(51, 112, 255, 0.35);
}

.wt-auth-submit:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

.wt-auth-submit .spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: wtSpin 0.6s linear infinite;
  margin-right: 8px;
  vertical-align: middle;
}

@keyframes wtSpin {
  to { transform: rotate(360deg); }
}

.wt-auth-footer {
  text-align: center;
  margin-top: 28px;
  font-size: 13px;
  color: var(--wt-gray-400);
}

.wt-auth-footer a {
  color: var(--wt-primary);
  text-decoration: none;
  font-weight: 600;
  transition: var(--wt-transition);
}

.wt-auth-footer a:hover {
  color: var(--wt-primary-hover);
  text-decoration: underline;
}

.wt-auth-error {
  font-size: 12px;
  color: var(--wt-danger);
  margin-top: 4px;
  display: none;
}

.wt-auth-error.show {
  display: block;
}

/* 认证页 Toast */
.wt-auth-toast {
  position: fixed;
  top: 24px;
  left: 50%;
  transform: translateX(-50%);
  padding: 12px 24px;
  border-radius: var(--wt-radius-sm);
  font-size: 14px;
  font-weight: 500;
  color: #fff;
  z-index: 2000;
  opacity: 0;
  transition: opacity 0.3s ease, transform 0.3s ease;
  pointer-events: none;
  box-shadow: var(--wt-shadow-lg);
  transform: translateX(-50%) translateY(-10px);
}

.wt-auth-toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.wt-auth-toast.success {
  background: var(--wt-success);
}

.wt-auth-toast.error {
  background: var(--wt-danger);
}

/* ===== 响应式 ===== */
@media(max-width:768px){
  .wt-topbar{padding:0 16px}
  .wt-container{padding:16px}
  .wt-stats{grid-template-columns:repeat(2,1fr)}
  .wt-form-row{flex-direction:column;gap:0}
  .wt-auth-card {
    padding: 36px 24px 32px;
    max-width: 100%;
  }
}