/* ==================== 主题变量 ==================== */
    :root {
      --primary: #3d4fd6;
      --primary-hover: #3241b8;
      --accent: #3d4fd6;
      --accent-soft: rgba(61, 79, 214, 0.10);
      --text: #1a1f2c;
      --text-secondary: #4e5668;
      --text-muted: #6b7384;
      --bg-gradient: #f4f5f8;
      --sidebar-bg: #f7f8fb;
      --sidebar-glow: transparent;
      --topbar-bg: #ffffff;
      --card-bg: #ffffff;
      --card-border: #e6e8ee;
      --divider: #eceef3;
      --nav-active-bg: #eceefc;
      --nav-active-text: #3d4fd6;
      --nav-hover-bg: rgba(26, 31, 44, 0.04);
      --shadow-sm: 0 1px 2px rgba(26, 31, 44, 0.04);
      --shadow-md: 0 8px 24px rgba(26, 31, 44, 0.07);
      --shadow-sidebar: none;
      --radius: 10px;
      --radius-sm: 8px;
      --sidebar-width: 240px;
      --topbar-height: 56px;
      --transition: 0.18s cubic-bezier(0.25, 0.1, 0.25, 1);
      --primary-light: #6b7ae8;
      --input-bg: #f7f8fb;
      --bg: #f4f5f8;
      --radius-xs: 6px;
      --glow-primary: rgba(61, 79, 214, 0.14);
      --glow-accent: rgba(61, 79, 214, 0.08);
    }
    [data-theme="dark"] {
      --primary: #8b9bff;
      --primary-hover: #a3b0ff;
      --accent: #8b9bff;
      --accent-soft: rgba(139, 155, 255, 0.16);
      --text: #e8eaf1;
      --text-secondary: #b0b6c6;
      --text-muted: #8a91a3;
      --bg-gradient: #111318;
      --sidebar-bg: #16181f;
      --sidebar-glow: transparent;
      --topbar-bg: #16181f;
      --card-bg: #1c1f28;
      --card-border: #2a2e39;
      --divider: #252833;
      --nav-active-bg: rgba(139, 155, 255, 0.14);
      --nav-active-text: #a3b0ff;
      --nav-hover-bg: rgba(255, 255, 255, 0.04);
      --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.28);
      --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.38);
      --shadow-sidebar: none;
      --primary-light: #a8b4ff;
      --input-bg: #13151c;
      --bg: #111318;
      --glow-primary: rgba(139, 155, 255, 0.16);
      --glow-accent: rgba(139, 155, 255, 0.10);
    }

    /* ==================== 重置 ==================== */
    * { margin: 0; padding: 0; box-sizing: border-box; }
    html, body { height: 100%; }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Lato, Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
      background: var(--bg-gradient);
      color: var(--text);
      line-height: 1.6;
      overflow: hidden;
      -webkit-font-smoothing: antialiased;
    }
    a { text-decoration: none; color: inherit; }
    ::selection { background: var(--accent-soft); }
    ::-webkit-scrollbar { width: 8px; height: 8px; }
    ::-webkit-scrollbar-track { background: transparent; }
    ::-webkit-scrollbar-thumb { background: rgba(128, 128, 128, 0.28); border-radius: 8px; }
    ::-webkit-scrollbar-thumb:hover { background: rgba(128, 128, 128, 0.45); }

    /* ==================== 整体布局 ==================== */
    .app-layout { display: flex; height: 100vh; width: 100%; overflow: hidden; }

    /* ==================== 侧边栏 ==================== */
    .sidebar {
      width: var(--sidebar-width);
      flex-shrink: 0;
      background: var(--sidebar-bg);
      display: flex;
      flex-direction: column;
      position: relative;
      z-index: 40;
      transition: transform var(--transition);
      border-right: 1px solid var(--divider);
    }
    .sidebar-brand {
      height: var(--topbar-height);
      display: flex; align-items: center; gap: 12px;
      padding: 0 20px; border-bottom: 1px solid var(--divider); flex-shrink: 0;
    }
    .brand-logo {
      width: 32px; height: 32px; border-radius: 8px;
      background: var(--primary);
      display: grid; place-items: center; color: #fff; font-size: 0.92rem;
      flex-shrink: 0;
    }
    .brand-text { display: flex; flex-direction: column; line-height: 1.25; min-width: 0; }
    .brand-text .title { font-size: 0.95rem; font-weight: 700; color: var(--text); white-space: nowrap; }
    .brand-text .subtitle { font-size: 0.7rem; color: var(--text-muted); white-space: nowrap; }

    .sidebar-nav { flex: 1; overflow-y: auto; padding: 16px 12px; }
    .nav-group { margin-bottom: 20px; }
    .nav-group-label {
      font-size: 0.68rem; font-weight: 600; letter-spacing: 0.08em;
      text-transform: uppercase; color: var(--text-muted); padding: 0 12px 8px;
    }
    .nav-item {
      display: flex; align-items: center; gap: 12px;
      padding: 10px 12px; border-radius: var(--radius-sm);
      color: var(--text-secondary); font-size: 0.875rem; font-weight: 500;
      cursor: pointer; transition: all 0.18s ease; margin-bottom: 3px;
      position: relative; user-select: none;
    }
    .nav-item i { width: 18px; text-align: center; font-size: 0.95rem; flex-shrink: 0; }
    .nav-item:hover { background: var(--nav-hover-bg); color: var(--text); }
    .nav-item.active {
      background: var(--nav-active-bg); color: var(--nav-active-text); font-weight: 600;
    }
    /* 登录前禁用功能导航 */
    body:not(.logged-in) .nav-item[data-tab] {
      opacity: 0.4; cursor: not-allowed; pointer-events: none;
    }
    body:not(.logged-in) .nav-item[data-tab] .badge { display: none; }
    body:not(.logged-in) .nav-submenu { display: none !important; }
    .nav-item .badge {
      margin-left: auto; background: var(--accent-soft); color: var(--accent);
      font-size: 0.68rem; font-weight: 600; padding: 2px 7px; border-radius: 20px;
    }

    /* === 二级菜单 === */
    .nav-submenu {
      max-height: 0; overflow: hidden; transition: max-height 0.25s ease;
      margin-left: 18px;
    }
    .nav-submenu.open { max-height: 320px; }
    .nav-sub-item {
      display: flex; align-items: center; gap: 10px;
      padding: 7px 12px; border-radius: var(--radius-sm);
      color: var(--text-muted); font-size: 0.8125rem; font-weight: 500;
      cursor: pointer; transition: all 0.18s ease; margin-bottom: 2px;
      position: relative; user-select: none;
    }
    .nav-sub-item i { width: 16px; text-align: center; font-size: 0.82rem; flex-shrink: 0; }
    .nav-sub-item:hover { background: var(--nav-hover-bg); color: var(--text-secondary); }
    .nav-sub-item.active {
      background: var(--nav-active-bg); color: var(--nav-active-text); font-weight: 600;
    }
    /* 登录前禁用二级菜单 */
    body:not(.logged-in) .nav-sub-item {
      opacity: 0.4; cursor: not-allowed; pointer-events: none;
    }
    /* 登出按钮：仅登录后显示 */
    body:not(.logged-in) .nav-item[data-action="logout"] { display: none; }
    /* 登录前隐藏登出按钮，登录后隐藏返回按钮（避免混淆） */
    body.logged-in .nav-item[data-action="home"] { display: none; }

    /* ==================== 自定义登录表单 ==================== */
    /* 隐藏 Twikoo 原版登录表单 */
    #twikoo .tk-login { display: none !important; }
    /* 登录后隐藏自定义表单 */
    body.logged-in .custom-login { display: none !important; }
    /* 登录框：固定浮动覆盖层，居中覆盖在所有内容之上 */
    .custom-login {
      position: fixed; top: 0; left: 0; width: 100%; height: 100%;
      z-index: 1000;
      display: flex; align-items: center; justify-content: center;
      background: var(--bg-gradient);
      transition: opacity 0.5s ease, transform 0.5s ease;
    }
    body.login-transitioning .custom-login {
      opacity: 0; transform: scale(0.96); pointer-events: none;
    }
    /* 未登录时：将所有 Twikoo 容器移至屏幕外，保持 DOM 功能但视觉不可见 */
    body:not(.logged-in) #tcomment,
    body:not(.logged-in) #twikoo,
    body:not(.logged-in) .tk-admin,
    body:not(.logged-in) .tk-admin-container,
    body:not(.logged-in) .tk-panel {
      position: absolute !important;
      left: -9999px !important;
      top: 0 !important;
      width: 1px !important;
      height: 1px !important;
      overflow: hidden !important;
      opacity: 0 !important;
      pointer-events: none !important;
    }
    /* 登录后：恢复 Twikoo 容器并淡入 */
    body.logged-in #tcomment,
    body.logged-in #twikoo,
    body.logged-in .tk-admin,
    body.logged-in .tk-admin-container,
    body.logged-in .tk-panel {
      position: static !important;
      left: auto !important;
      top: auto !important;
      width: auto !important;
      height: auto !important;
      overflow: visible !important;
      pointer-events: auto !important;
    }
    /* #tcomment 由动画控制 opacity，其余元素直接恢复 */
    body.logged-in #twikoo,
    body.logged-in .tk-admin,
    body.logged-in .tk-admin-container,
    body.logged-in .tk-panel {
      opacity: 1 !important;
    }
    body.logged-in #tcomment { animation: adminFadeIn 0.4s ease backwards; }
    body.logged-in #tcomment { width: 100% !important; }
    @keyframes adminFadeIn {
      from { opacity: 0; transform: translateY(12px); }
      to { opacity: 1; transform: translateY(0); }
    }

    /* ==================== 登录过渡加载动画 ==================== */
    .login-loader {
      display: none;
      position: fixed; top: 0; left: 0; width: 100%; height: 100%;
      z-index: 500;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 18px;
      background: var(--bg-gradient);
    }
    /* 加载动画内容延迟出现，等登录框淡出完成 */
    .login-loader > * {
      animation: loaderContentFadeIn 0.3s ease 0.5s backwards;
    }
    @keyframes loaderContentFadeIn {
      from { opacity: 0; }
      to { opacity: 1; }
    }
    body.login-transitioning .login-loader { display: flex; }
    body.logged-in .login-loader { display: none !important; }
    .loader-icon {
      width: 48px; height: 48px; border-radius: 12px;
      background: var(--primary);
      display: grid; place-items: center; color: #fff; font-size: 1.2rem;
    }
    .loader-spinner {
      width: 36px; height: 36px;
      border: 3px solid var(--divider);
      border-top-color: var(--primary);
      border-radius: 50%;
      animation: loaderSpin 0.7s linear infinite;
    }
    @keyframes loaderSpin { to { transform: rotate(360deg); } }
    .loader-text {
      font-size: 0.84rem; color: var(--text-muted); letter-spacing: 0.02em;
    }

    .custom-login-card {
      width: 100%; max-width: 380px;
      padding: 36px 32px 28px;
      background: var(--card-bg); border: 1px solid var(--card-border);
      border-radius: 16px; box-shadow: var(--shadow-md);
    }
    .custom-login-icon {
      width: 48px; height: 48px; border-radius: 12px; margin: 0 auto 16px;
      background: var(--primary);
      display: grid; place-items: center; color: #fff; font-size: 1.2rem;
    }
    .custom-login-title {
      font-size: 1.15rem; font-weight: 600; text-align: center; color: var(--text);
      margin-bottom: 6px; letter-spacing: -0.015em;
    }
    .custom-login-subtitle {
      font-size: 0.84rem; text-align: center; color: var(--text-secondary); margin-bottom: 22px;
    }
    .custom-login-error {
      display: none; padding: 10px 14px; margin-bottom: 16px;
      background: rgba(239, 68, 68, 0.1); border: 1px solid rgba(239, 68, 68, 0.25);
      border-radius: var(--radius-sm); color: #ef4444; font-size: 0.82rem;
      text-align: center;
    }
    [data-theme="dark"] .custom-login-error {
      background: rgba(239, 68, 68, 0.15); color: #f87171;
    }
    .custom-login-error.show { display: block; }
    .custom-input-group { position: relative; margin-bottom: 16px; }
    .custom-input-icon {
      position: absolute; left: 14px; top: 50%; transform: translateY(-50%);
      color: var(--text-muted); font-size: 0.9rem; pointer-events: none; z-index: 1;
    }
    .custom-input {
      width: 100%; padding: 11px 14px 11px 42px;
      border: 1px solid var(--card-border); border-radius: var(--radius-sm);
      background: var(--input-bg); color: var(--text);
      font-size: 0.9rem; transition: border-color .18s, box-shadow .18s; outline: none;
    }
    .custom-input::placeholder { color: var(--text-muted); }
    .custom-input:focus {
      border-color: var(--primary); background: var(--card-bg);
      box-shadow: 0 0 0 3px var(--accent-soft);
    }
    [data-theme="dark"] .custom-input { background: var(--input-bg); }
    [data-theme="dark"] .custom-input:focus { background: var(--card-bg); }
    .custom-login-options {
      display: flex; justify-content: center; gap: 24px; margin-bottom: 22px;
    }
    .custom-checkbox {
      display: inline-flex; align-items: center; gap: 8px;
      font-size: 0.8rem; color: var(--text-secondary); cursor: pointer; user-select: none;
      transition: color 0.2s; position: relative;
    }
    .custom-checkbox:hover { color: var(--text); }
    .custom-checkbox input {
      position: absolute; opacity: 0; width: 0; height: 0; margin: 0;
    }
    .custom-checkbox .checkmark {
      width: 16px; height: 16px; border: 1.5px solid var(--card-border);
      border-radius: 4px; background: var(--input-bg);
      transition: all 0.15s; flex-shrink: 0; display: grid; place-items: center;
    }
    .custom-checkbox:hover .checkmark { border-color: var(--primary); }
    .custom-checkbox input:checked ~ .checkmark {
      background: var(--primary);
      border-color: var(--primary);
    }
    .custom-checkbox .checkmark::after {
      content: ""; width: 5px; height: 9px;
      border: solid #fff; border-width: 0 2px 2px 0;
      transform: rotate(45deg) scale(0); transition: transform 0.18s;
      margin-top: -2px;
    }
    .custom-checkbox input:checked ~ .checkmark::after {
      transform: rotate(45deg) scale(1);
    }
    [data-theme="dark"] .custom-checkbox .checkmark { background: rgba(255, 255, 255, 0.05); }
    .custom-login-btn {
      width: 100%; padding: 11px; border: none; border-radius: var(--radius-sm);
      background: var(--primary);
      color: #fff; font-size: 0.9rem; font-weight: 600; cursor: pointer;
      transition: background .18s, transform .15s;
    }
    .custom-login-btn:hover { background: var(--primary-hover); }
    .custom-login-btn:active { transform: scale(0.99); }
    .custom-login-btn:disabled { opacity: 0.55; cursor: not-allowed; transform: none; }
    #autoLoginHint {
      text-align: center; font-size: 0.78rem; color: var(--text-muted);
      margin-top: 12px; opacity: 0.7;
    }

    .sidebar-footer { padding: 14px 16px; border-top: 1px solid var(--divider); flex-shrink: 0; }
    .status-card {
      display: flex; align-items: center; gap: 10px;
      padding: 10px 12px; background: var(--card-bg);
      border: 1px solid var(--card-border); border-radius: var(--radius-sm);
    }
    .status-dot {
      width: 9px; height: 9px; border-radius: 50%; background: #22c55e;
      box-shadow: 0 0 0 4px rgba(34, 197, 94, 0.18); flex-shrink: 0; animation: pulse 2s infinite;
    }
    .status-dot.offline { background: #9ca3af; box-shadow: 0 0 0 4px rgba(156,163,175,0.18); animation: none; }
    @keyframes pulse { 0%,100%{opacity:1;} 50%{opacity:0.55;} }
    .status-card .info { min-width: 0; line-height: 1.3; }
    .status-card .info .s-label { font-size: 0.7rem; color: var(--text-muted); }
    .status-card .info .s-value { font-size: 0.8rem; font-weight: 600; color: var(--text); white-space: nowrap; }

    /* ==================== 主区域 ==================== */
    .main-area { flex: 1; display: flex; flex-direction: column; min-width: 0; }

    .topbar {
      height: var(--topbar-height); flex-shrink: 0;
      background: var(--topbar-bg);
      border-bottom: 1px solid var(--divider);
      display: flex; align-items: center; justify-content: space-between;
      padding: 0 24px; gap: 16px; z-index: 30;
    }
    .topbar-left { display: flex; align-items: center; gap: 14px; min-width: 0; }
    .menu-toggle {
      display: none; width: 38px; height: 38px; border-radius: var(--radius-sm);
      border: 1px solid var(--divider); background: var(--card-bg); color: var(--text);
      cursor: pointer; font-size: 1rem; align-items: center; justify-content: center;
    }
    .breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 0.85rem; min-width: 0; }
    .breadcrumb .crumb { color: var(--text-muted); white-space: nowrap; }
    .breadcrumb .crumb.current { color: var(--text); font-weight: 600; }
    .breadcrumb .sep { color: var(--text-muted); font-size: 0.7rem; }

    .topbar-right { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
    .icon-btn {
      width: 38px; height: 38px; border-radius: var(--radius-sm);
      border: 1px solid var(--divider); background: var(--card-bg); color: var(--text-secondary);
      cursor: pointer; display: flex; align-items: center; justify-content: center;
      font-size: 0.95rem; transition: all 0.18s ease;
    }
    .icon-btn:hover { color: var(--primary); border-color: var(--primary); background: var(--nav-hover-bg); }
    .topbar-user {
      display: flex; align-items: center; gap: 9px;
      padding: 5px 12px 5px 5px; border-radius: 30px;
      background: var(--card-bg); border: 1px solid var(--divider);
    }
    .topbar-user .avatar {
      width: 28px; height: 28px; border-radius: 50%;
      background: var(--primary);
      display: grid; place-items: center; color: #fff; font-size: 0.75rem; font-weight: 650;
    }
    .topbar-user .uname { font-size: 0.82rem; font-weight: 600; color: var(--text); white-space: nowrap; }

    .content-scroll { flex: 1; overflow-y: auto; padding: 26px 28px; }
    .content-inner { max-width: 1080px; margin: 0 auto; }

    .page-head { margin-bottom: 20px; }
    .page-head h1 {
      font-size: 1.45rem; font-weight: 700; color: var(--text);
      display: flex; align-items: center; gap: 10px; margin-bottom: 5px;
    }
    .page-head h1 i { color: var(--primary); font-size: 1.25rem; }
    .page-head p { font-size: 0.875rem; color: var(--text-secondary); }

    .workspace { min-height: 400px; }
    body:not(.logged-in) .workspace { min-height: 0; }
    body:not(.logged-in) #configOverview { display: none !important; }

    /* === 配置中心概览页 === */
    .config-overview {
      display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
      gap: 14px;
    }
    .config-card {
      display: flex; align-items: center; gap: 14px;
      padding: 18px 20px; background: var(--card-bg); border: 1px solid var(--card-border);
      border-radius: var(--radius); box-shadow: var(--shadow-sm);
      cursor: pointer; transition: all 0.2s ease;
    }
    .config-card:hover {
      box-shadow: var(--shadow-md); border-color: var(--primary);
      transform: translateY(-2px);
    }
    .config-card-icon {
      width: 40px; height: 40px; border-radius: 10px; flex-shrink: 0;
      background: var(--accent-soft);
      display: grid; place-items: center; color: var(--primary); font-size: 1.05rem;
    }
    .config-card-body { flex: 1; min-width: 0; }
    .config-card-title { font-size: 0.95rem; font-weight: 600; color: var(--text); margin-bottom: 3px; }
    .config-card-desc { font-size: 0.78rem; color: var(--text-muted); }
    .config-card-arrow { color: var(--text-muted); font-size: 0.8rem; flex-shrink: 0; }
    .config-card:hover .config-card-arrow { color: var(--primary); }

    /* === 单组配置视图：隐藏 Twikoo 分组标题与箭头 === */
    #twikoo.body-single-config .tk-admin-config-group > .tk-admin-config-group-title { display: none !important; }
    #twikoo.body-single-config .tk-admin-config-group { border: none !important; background: transparent !important; box-shadow: none !important; }
    #twikoo.body-single-config .tk-admin-config-group[open] > .tk-admin-config-item:first-of-type { border-top: none; }

    /* === 概览页模式：隐藏 Twikoo 全部内容 === */
    body.config-overview-mode #tcomment,
    body.config-overview-mode #twikoo { display: none !important; }

    .sidebar-overlay {
      display: none; position: fixed; inset: 0; background: rgba(0, 0, 0, 0.4);
      backdrop-filter: blur(2px); z-index: 39; opacity: 0; transition: opacity var(--transition);
    }
    .sidebar-overlay.show { display: block; opacity: 1; }

    /* ==================== Twikoo: 隐藏评论区/页脚/自带标题与tab条 ==================== */
    #twikoo .tk-comments { display: none !important; }
    /* 用侧边栏 + 顶栏替代 Twikoo 自带的标题和 tab 导航 */
    #twikoo .tk-panel-title { display: none !important; }
    #twikoo .tk-tabs { display: none !important; }

    /* === Twikoo 页脚：隐藏 === */
    #twikoo .tk-footer { display: none !important; }

    /* === 重建布局：全屏遮罩改为正常内联布局 === */
    #twikoo .tk-admin-container {
      position: static !important; width: 100% !important; height: auto !important;
      overflow: visible !important; pointer-events: auto !important;
    }
    #twikoo .tk-admin {
      position: static !important; left: 0 !important; width: auto !important; height: auto !important;
      visibility: visible !important; overflow: visible !important; pointer-events: auto !important;
      background: transparent !important; backdrop-filter: none !important;
      color: inherit !important; transition: none !important; display: block !important;
    }
    #twikoo .tk-admin-close { display: none !important; }
    #twikoo .tk-admin .el-loading-mask { display: none !important; }
    #twikoo .tk-panel { padding: 0 !important; background: transparent !important; border: none !important; color: var(--text) !important; }

    /* === 登录卡片美化 === */
    #twikoo .tk-login {
      max-width: 400px; margin: 0 auto; padding: 36px 34px 30px;
      background: var(--card-bg); border: 1px solid var(--card-border);
      border-radius: var(--radius); box-shadow: var(--shadow-md); color: var(--text);
    }
    /* 移除 Twikoo 登录组件可能的多余间距与空元素 */
    #twikoo .tk-login > * { margin-top: 0; }
    #twikoo .tk-login .tk-login-content { display: flex; flex-direction: column; gap: 0; }
    #twikoo .tk-login br { display: none; }
    #twikoo .tk-login .el-form-item { margin-bottom: 16px; }
    #twikoo .tk-login .el-form-item:last-child { margin-bottom: 0; }
    #twikoo .tk-login-title {
      font-size: 1.15rem; font-weight: 600; text-align: center; margin: 0 0 20px 0 !important; color: var(--text);
    }
    #twikoo .tk-login .tk-password { margin-bottom: 16px; }
    #twikoo .tk-login .el-input-group__prepend {
      background: rgba(61, 79, 214), 0.08); border-color: rgba(61, 79, 214), 0.2); color: var(--primary);
    }
    #twikoo .tk-login .el-input__inner {
      border-color: rgba(61, 79, 214), 0.2); color: var(--text); background: rgba(255,255,255,0.6);
    }
    [data-theme="dark"] #twikoo .tk-login .el-input__inner {
      background: rgba(255,255,255,0.05); border-color: rgba(142,162,255,0.2); color: var(--text);
    }
    #twikoo .tk-login .el-input__inner:focus { border-color: var(--primary); }
    #twikoo .tk-login .el-button {
      background: var(--primary); border-color: var(--primary); color: #fff;
      border-radius: var(--radius-sm); transition: all 0.2s; width: 100%;
    }
    #twikoo .tk-login .el-button:hover { background: var(--primary-hover); border-color: var(--primary-hover); }

    /* === 通用：Element UI 控件配色 === */
    #twikoo .tk-panel .el-button--primary { background: var(--primary); border-color: var(--primary); color: #fff; }
    #twikoo .tk-panel .el-button--primary:hover { background: var(--primary-hover); border-color: var(--primary-hover); }
    #twikoo .tk-panel .el-button--text { color: var(--primary); }
    #twikoo .tk-panel .el-input__inner,
    #twikoo .tk-panel .el-textarea__inner {
      color: var(--text) !important; background: var(--card-bg) !important; border-color: var(--card-border) !important;
    }
    #twikoo .tk-panel .el-input__inner:focus,
    #twikoo .tk-panel .el-textarea__inner:focus { border-color: var(--primary) !important; }
    #twikoo .tk-panel,
    #twikoo .tk-panel .tk-admin-config-title,
    #twikoo .tk-panel .tk-admin-config-desc { color: var(--text) !important; }
    #twikoo .tk-panel .tk-admin-config-select,
    #twikoo .tk-panel .tk-admin-comment-filter-type {
      color: var(--text) !important; background: var(--card-bg) !important; border-color: var(--card-border) !important;
    }
    #twikoo .tk-panel .tk-admin-comment-filter-type option { color: var(--text) !important; background: var(--bg) !important; }
    #twikoo .tk-panel .tk-admin-warn {
      background: rgba(255, 247, 208, 0.5) !important; border-left-color: #e7c000 !important; color: #6b5700 !important;
      border-radius: var(--radius-sm); padding: 12px 16px; margin-bottom: 16px;
    }
    [data-theme="dark"] #twikoo .tk-panel .tk-admin-warn { background: rgba(255,247,208,0.12) !important; color: #ffe27a !important; }

    /* === 评论管理区 === */
    #twikoo .tk-admin-comment { display: flex; flex-direction: column; gap: 14px; }
    #twikoo .tk-admin-comment-filter {
      display: flex; gap: 10px; flex-wrap: wrap; align-items: center;
      background: var(--card-bg); border: 1px solid var(--card-border);
      border-radius: var(--radius); padding: 12px 14px; box-shadow: var(--shadow-sm);
    }
    #twikoo .tk-admin-comment-filter-keyword { flex: 1; min-width: 200px; }
    #twikoo .tk-admin-comment-filter-type { width: auto; min-width: 110px; }
    #twikoo .tk-admin-comment-list { display: flex; flex-direction: column; gap: 10px; }
    #twikoo .tk-admin-comment-item {
      background: var(--card-bg); border: 1px solid var(--card-border);
      border-radius: var(--radius); padding: 14px 16px; box-shadow: var(--shadow-sm);
      transition: box-shadow 0.2s ease;
    }
    #twikoo .tk-admin-comment-item:hover { box-shadow: var(--shadow-md); }
    #twikoo .tk-admin-comment-meta { display: flex; align-items: center; flex-wrap: wrap; gap: 6px; font-size: 0.82rem; color: var(--text-secondary); margin-bottom: 8px; }
    #twikoo .tk-admin-comment-meta .tk-avatar img, #twikoo .tk-admin-comment-meta .tk-avatar-img { width: 30px; height: 30px; border-radius: 50%; }
    #twikoo .tk-admin-comment-meta a { color: var(--primary); }
    #twikoo .tk-admin-comment-meta .tk-time { color: var(--text-muted); font-size: 0.78rem; cursor: pointer; transition: color 0.15s; }
    #twikoo .tk-admin-comment-meta .tk-time:hover { color: var(--primary); }
    #twikoo .tk-admin-comment-meta .tk-ip { color: var(--text-muted); font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace; font-size: 0.72rem; }
    #twikoo .tk-content { padding: 4px 0 8px; color: var(--text); }
    #twikoo .tk-admin-actions { display: flex; flex-wrap: wrap; gap: 4px; padding-top: 6px; border-top: 1px solid var(--divider); margin-bottom: 0 !important; }
    /* 黑暗模式下修复评论项底部白线 */
    [data-theme="dark"] #twikoo .tk-admin-comment-item {
      border-bottom: none !important;
    }
    #twikoo .tk-pagination { margin-top: 6px; }
    /* 隐藏评论项中的回复输入框（由 Twikoo JS 点击回复时控制显隐） */
    #twikoo .tk-admin-comment-item .el-textarea,
    #twikoo .tk-admin-comment-item .el-input--textarea,
    #twikoo .tk-admin-comment-item .tk-admin-comment-reply,
    #twikoo .tk-admin-comment-item .tk-reply,
    #twikoo .tk-admin-comment-item textarea {
      display: none !important;
    }
    /* 清除评论列表底部多余间距 */
    #twikoo .tk-admin-comment,
    #twikoo .tk-admin-comment-list,
    #twikoo .tk-pagination {
      margin-bottom: 0 !important;
    }

    /* === 多级评论缩进显示（保持平铺，通过 data-depth 实现树形缩进）=== */
    /* 子评论左侧连接线（装饰） */
    #twikoo .tk-admin-comment-item[data-depth="1"],
    #twikoo .tk-admin-comment-item[data-depth="2"],
    #twikoo .tk-admin-comment-item[data-depth="3"],
    #twikoo .tk-admin-comment-item[data-depth="4"],
    #twikoo .tk-admin-comment-item[data-depth="5"],
    #twikoo .tk-admin-comment-item[data-depth="6"] {
      position: relative;
    }
    #twikoo .tk-admin-comment-item[data-depth="1"]::before,
    #twikoo .tk-admin-comment-item[data-depth="2"]::before,
    #twikoo .tk-admin-comment-item[data-depth="3"]::before,
    #twikoo .tk-admin-comment-item[data-depth="4"]::before,
    #twikoo .tk-admin-comment-item[data-depth="5"]::before,
    #twikoo .tk-admin-comment-item[data-depth="6"]::before {
      content: '';
      position: absolute;
      left: -16px;
      top: 0;
      bottom: 0;
      width: 2px;
      background: var(--card-border, #e0e0e0);
      border-radius: 1px;
    }

    /* 搜索无结果时的空状态提示 */
    #twikoo .tk-search-empty {
      padding: 28px 16px;
      text-align: center;
      color: var(--text-muted, #999);
      font-size: 13px;
      line-height: 1.6;
      order: 9999;
    }

    /* 级数徽章（时间后） */
    #twikoo .tk-level-badge {
      color: var(--primary, #3d4fd6);
      font-weight: 600;
      font-size: 0.72rem;
      margin-left: 4px;
      border: 1px solid var(--card-border, #e0e0e0);
      border-radius: 3px;
      padding: 0 4px;
      background: var(--card-bg, #fff);
    }
    /* 回复前缀（内容前） */
    #twikoo .tk-reply-prefix {
      color: var(--primary, #3d4fd6);
      font-weight: 600;
      margin-right: 4px;
    }
    /* 前缀后紧跟的首个块级内容改为内联，保证"回复 @某人"与正文同行 */
    #twikoo .tk-content .tk-reply-prefix + p,
    #twikoo .tk-content .tk-reply-prefix + div,
    #twikoo .tk-content .tk-reply-prefix + ul,
    #twikoo .tk-content .tk-reply-prefix + ol,
    #twikoo .tk-content .tk-reply-prefix + blockquote,
    #twikoo .tk-content .tk-reply-prefix + h1,
    #twikoo .tk-content .tk-reply-prefix + h2,
    #twikoo .tk-content .tk-reply-prefix + h3,
    #twikoo .tk-content .tk-reply-prefix + h4,
    #twikoo .tk-content .tk-reply-prefix + h5,
    #twikoo .tk-content .tk-reply-prefix + h6 {
      display: inline;
    }
    /* 前缀后紧跟 pre 时保持原样但去除上方空白（代码块特殊处理） */
    #twikoo .tk-content .tk-reply-prefix + pre {
      display: inline-block;
      vertical-align: baseline;
    }

    /* === 多级评论缩进显示（不移动 DOM 元素，通过 data-depth 实现树形缩进）=== */
    #twikoo .tk-admin-comment-item[data-depth="1"] { margin-left: 44px !important; }
    #twikoo .tk-admin-comment-item[data-depth="2"] { margin-left: 82px !important; }
    #twikoo .tk-admin-comment-item[data-depth="3"] { margin-left: 120px !important; }
    #twikoo .tk-admin-comment-item[data-depth="4"] { margin-left: 158px !important; }
    #twikoo .tk-admin-comment-item[data-depth="5"] { margin-left: 196px !important; }
    #twikoo .tk-admin-comment-item[data-depth="6"] { margin-left: 234px !important; }
    /* 过滤时隐藏不匹配的评论 */
    #twikoo .tk-admin-comment-item[data-hidden="true"] { display: none !important; }
    /* 子评论卡片略微降低视觉权重 */
    #twikoo .tk-admin-comment-item[data-depth="1"],
    #twikoo .tk-admin-comment-item[data-depth="2"],
    #twikoo .tk-admin-comment-item[data-depth="3"] {
      box-shadow: none;
      border-color: var(--divider, #e8e8e8);
    }

    /* === 配置管理区 === */
    #twikoo .tk-admin-config { display: flex; flex-direction: column; gap: 12px; }
    #twikoo .tk-admin-config-groups { display: flex; flex-direction: column; gap: 10px; }
    #twikoo .tk-admin-config-group {
      border: 1px solid var(--card-border); border-radius: var(--radius);
      background: var(--card-bg); box-shadow: var(--shadow-sm); overflow: hidden;
    }
    #twikoo .tk-admin-config-group[open] { box-shadow: var(--shadow-md); }
    #twikoo .tk-admin-config-group-title {
      cursor: pointer; padding: 13px 16px; font-weight: 600; font-size: 0.92rem; color: var(--text);
      list-style: none; display: flex; align-items: center; gap: 9px; user-select: none;
    }
    #twikoo .tk-admin-config-group-title::-webkit-details-marker,
    #twikoo .tk-admin-config-group-title::marker { display: none; }
    #twikoo .tk-admin-config-group-title::before {
      content: "\f078"; font-family: "Font Awesome 6 Free"; font-weight: 900;
      font-size: 0.65rem; color: var(--primary); transition: transform 0.2s; margin-right: 2px;
    }
    #twikoo .tk-admin-config-group[open] .tk-admin-config-group-title::before { transform: rotate(180deg); }
    #twikoo .tk-admin-config-item {
      display: grid !important;
      grid-template-columns: 130px 1fr 1fr 160px !important;
      align-items: center; gap: 8px;
      padding: 8px 16px; border-top: 1px solid var(--divider);
    }
    #twikoo .tk-admin-config-item:first-of-type { border-top: none; }
    /* 长内容（textarea 等）—— 单列堆叠布局 */
    #twikoo .tk-admin-config-item.long-content {
      grid-template-columns: 1fr !important;
      gap: 6px; padding: 12px 16px;
    }
    /* 布尔配置项 —— 输入列缩窄到开关宽度 */
    #twikoo .tk-admin-config-item.boolean-config {
      grid-template-columns: 130px 48px 1fr 160px !important;
    }
    /* 中文短标题（JS 动态插入） */
    #twikoo .tk-config-short-title {
      order: 1; font-size: 0.85rem; font-weight: 600; color: var(--text);
      word-break: break-all;
    }
    #twikoo .tk-admin-config-item.long-content .tk-config-short-title {
      max-width: none;
    }
    /* 输入框区域 */
    #twikoo .tk-admin-config-input { order: 2; min-width: 0; }
    #twikoo .tk-admin-config-input .el-input__inner { width: 100%; }
    #twikoo .tk-admin-config-item.long-content .tk-admin-config-input {
      width: 100%;
    }
    /* 详细说明 */
    #twikoo .tk-admin-config-desc {
      order: 3; font-size: 0.76rem; color: var(--text-muted);
      min-width: 0; line-height: 1.5; margin-bottom: 0;
      word-break: break-all;
    }
    #twikoo .tk-admin-config-item.long-content .tk-admin-config-desc {
      white-space: normal;
    }
    /* 英文变量名徽章 */
    #twikoo .tk-admin-config-title {
      order: 4; font-size: 0.68rem; font-weight: 500;
      font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
      color: var(--primary); background: var(--accent-soft);
      padding: 2px 7px; border-radius: 4px;
      border: 1px solid rgba(61, 79, 214), 0.15);
      word-break: break-all; text-align: center;
    }
    [data-theme="dark"] #twikoo .tk-admin-config-title {
      border-color: rgba(142, 162, 255, 0.2);
    }
    /* 长内容模式下变量名徽章放到底部，宽度自适应 */
    #twikoo .tk-admin-config-item.long-content .tk-admin-config-title {
      order: 5; align-self: flex-start; max-width: none;
    }
    /* 空div隐藏 */
    #twikoo .tk-admin-config-item > div:empty { display: none; }
    /* 保存/重置按钮 */
    #twikoo .tk-admin-config-actions { order: 5; padding: 4px 0; }
    #twikoo .tk-admin-config-actions .el-button--primary { width: 100%; }
    /* Element UI 输入框圆角统一 */
    #twikoo .tk-admin-config-input .el-input__inner { border-radius: var(--radius-sm); }

    /* === iOS 风格开关（自定义，用于 true/false 文本输入） === */
    .ios-toggle {
      width: 44px; height: 24px; border-radius: 14px;
      background: #e4e7ed; position: relative; cursor: pointer;
      transition: background 0.25s ease; flex-shrink: 0;
      display: inline-block; vertical-align: middle;
    }
    .ios-toggle.on { background: #34c759; }
    .ios-toggle-thumb {
      position: absolute; top: 2px; left: 2px;
      width: 20px; height: 20px; border-radius: 50%;
      background: #fff; box-shadow: 0 2px 4px rgba(0,0,0,0.2);
      transition: transform 0.25s ease;
    }
    .ios-toggle.on .ios-toggle-thumb { transform: translateX(20px); }
    [data-theme="dark"] .ios-toggle { background: #3a3f4b; }
    [data-theme="dark"] .ios-toggle.on { background: #34c759; }

    /* === el-switch 重新着色为 iOS 风格 === */
    #twikoo .el-switch__label { display: none !important; }
    #twikoo .el-switch .el-switch__core {
      width: 44px !important; height: 24px !important; border-radius: 14px !important;
    }
    #twikoo .el-switch .el-switch__button::after {
      width: 20px !important; height: 20px !important;
    }
    #twikoo .el-switch.is-checked .el-switch__core {
      background-color: #34c759 !important; border-color: #34c759 !important;
    }
    #twikoo .el-switch:not(.is-checked) .el-switch__core {
      background-color: #e4e7ed !important; border-color: #e4e7ed !important;
    }
    [data-theme="dark"] #twikoo .el-switch:not(.is-checked) .el-switch__core {
      background-color: #3a3f4b !important; border-color: #3a3f4b !important;
    }
    #twikoo .el-switch.is-checked .el-switch__button {
      transform: translate3d(20px, 0, 0) !important;
    }

    /* === 自定义可搜索下拉框 === */
    .custom-select {
      position: relative; width: 100%;
    }
    .custom-select-input {
      width: 100%; height: 32px; padding: 0 28px 0 10px;
      border: 1px solid var(--divider); border-radius: var(--radius-sm);
      background: var(--input-bg); color: var(--text);
      font-size: 0.8rem; cursor: pointer;
      transition: border-color 0.2s;
    }
    .custom-select-input:hover { border-color: var(--primary-light); }
    .custom-select-input:focus {
      outline: none; border-color: var(--primary);
    }
    .custom-select-arrow {
      position: absolute; right: 8px; top: 50%;
      transform: translateY(-50%);
      color: var(--text-muted); font-size: 0.6rem;
      pointer-events: none; transition: transform 0.2s;
    }
    .custom-select.open .custom-select-arrow { transform: translateY(-50%) rotate(180deg); }
    .custom-select-dropdown {
      position: absolute; top: calc(100% + 4px); left: 0; right: 0;
      background: var(--card-bg); border: 1px solid var(--divider);
      border-radius: var(--radius-sm); box-shadow: var(--shadow-md);
      z-index: 100; max-height: 240px; overflow-y: auto;
      display: none;
    }
    .custom-select.open .custom-select-dropdown { display: block; }
    .custom-select-search {
      position: sticky; top: 0; padding: 6px;
      background: var(--card-bg); border-bottom: 1px solid var(--divider);
    }
    .custom-select-search input {
      width: 100%; height: 28px; padding: 0 8px;
      border: 1px solid var(--divider); border-radius: var(--radius-xs);
      background: var(--input-bg); color: var(--text);
      font-size: 0.75rem;
    }
    .custom-select-search input:focus { outline: none; border-color: var(--primary); }
    .custom-select-option {
      padding: 6px 12px; font-size: 0.78rem; color: var(--text);
      cursor: pointer; transition: background 0.15s;
    }
    .custom-select-option:hover { background: var(--accent-soft); }
    .custom-select-option.selected {
      background: var(--accent-soft); color: var(--primary); font-weight: 500;
    }
    .custom-select-option.hidden { display: none; }
    .custom-select-empty {
      padding: 12px; text-align: center;
      font-size: 0.75rem; color: var(--text-muted);
    }

    /* === 自定义多选（标签式） === */
    .custom-multiselect {
      display: flex; flex-wrap: wrap; gap: 6px;
      padding: 4px 0;
    }
    .custom-multiselect-tag {
      display: inline-flex; align-items: center; gap: 4px;
      padding: 2px 8px; font-size: 0.72rem;
      background: var(--accent-soft); color: var(--primary);
      border: 1px solid rgba(61, 79, 214), 0.2);
      border-radius: 12px; cursor: pointer;
      transition: all 0.15s; user-select: none;
    }
    .custom-multiselect-tag:hover {
      background: rgba(61, 79, 214), 0.15);
    }
    .custom-multiselect-tag.active {
      background: var(--primary); color: #fff;
      border-color: var(--primary);
    }
    .custom-multiselect-tag .check-icon {
      font-size: 0.6rem; opacity: 0; transition: opacity 0.15s;
    }
    .custom-multiselect-tag.active .check-icon { opacity: 1; }

    /* === 邮件通知测试区美化 === */
    #twikoo .tk-admin-config-email-test {
      padding: 16px 20px;
      display: flex; flex-direction: column; gap: 12px;
    }
    #twikoo .tk-admin-config-email-test-desc {
      font-size: 0.85rem; color: var(--text); font-weight: 500;
    }
    #twikoo .tk-admin-config-email-test .tk-admin-config-input {
      width: 100%;
    }
    #twikoo .tk-admin-config-email-test .el-input-group__append .el-button {
      background: var(--primary) !important;
      border-color: var(--primary) !important;
      color: #fff !important;
      font-weight: 500;
      transition: all 0.15s;
    }
    #twikoo .tk-admin-config-email-test .el-input-group__append .el-button:hover {
      background: var(--primary-hover) !important;
      border-color: var(--primary-hover) !important;
    }

    /* === 搜索按钮美化 === */
    #twikoo .tk-search .el-button--primary,
    #twikoo .el-button--primary {
      background: var(--primary) !important;
      border: none !important;
      color: #fff !important;
      font-weight: 500;
      border-radius: var(--radius-sm) !important;
      box-shadow: none;
      transition: background .15s ease !important;
    }
    #twikoo .tk-search .el-button--primary:hover,
    #twikoo .el-button--primary:hover {
      background: var(--primary-hover) !important;
    }

    /* === 导入 / 导出区 === */
    #twikoo .tk-admin-import, #twikoo .tk-admin-export {
      background: var(--card-bg); border: 1px solid var(--card-border);
      border-radius: var(--radius); padding: 20px 22px; box-shadow: var(--shadow-sm);
    }
    #twikoo .tk-admin-import-label, #twikoo .tk-admin-export > .el-button { margin-top: 4px; }
    #twikoo .tk-admin-import-label { font-weight: 600; font-size: 0.88rem; margin-bottom: 8px; display: block; }
    #twikoo .tk-admin-import select {
      color: var(--text); background: var(--card-bg); border: 1px solid var(--card-border);
      border-radius: var(--radius-sm); padding: 7px 10px; margin-bottom: 14px; font-size: 0.85rem;
    }
    #twikoo .tk-admin-export .el-button { margin-right: 8px; margin-bottom: 8px; }

    /* 头像对齐修复 */
    #twikoo .tk-avatar, #twikoo .tk-head { line-height: 0; }
    #twikoo .tk-avatar img, #twikoo .tk-head img { display: block; }

    /* ==================== 响应式 ==================== */
    @media (max-width: 768px) {
      .sidebar { position: fixed; top: 0; left: 0; height: 100%; transform: translateX(-100%); }
      .sidebar.open { transform: translateX(0); }
      .menu-toggle { display: flex; }
      .topbar-user .uname { display: none; }
      .topbar-user { padding: 4px; }
      .content-scroll { padding: 18px 16px; }
      .breadcrumb .crumb:not(.current):not(.root) { display: none; }
    }

    /* === 评论详情弹窗 === */
    .detail-overlay {
      position: fixed; top: 0; left: 0; width: 100%; height: 100%;
      background: rgba(17, 19, 24, 0.46);
      z-index: 2000;
      display: flex;
      align-items: center; justify-content: center;
      visibility: hidden;
      opacity: 0;
      pointer-events: none;
      transition: opacity 0.2s ease, visibility 0.2s ease;
    }
    .detail-overlay.active {
      visibility: visible;
      opacity: 1;
      pointer-events: auto;
    }
    .detail-modal {
      background: var(--card-bg);
      border: 1px solid var(--card-border);
      border-radius: 14px;
      box-shadow: var(--shadow-md);
      width: 90%; max-width: 620px; max-height: 82vh;
      display: flex; flex-direction: column; overflow: hidden;
      transform: translateY(10px);
      opacity: 0;
      transition: transform 0.22s cubic-bezier(0.25, 0.1, 0.25, 1), opacity 0.22s ease;
    }
    [data-theme="dark"] .detail-modal { background: var(--card-bg); }
    .detail-overlay.active .detail-modal {
      transform: translateY(0);
      opacity: 1;
    }
    .detail-header {
      display: flex; align-items: center; justify-content: space-between;
      padding: 16px 20px; border-bottom: 1px solid var(--divider);
    }
    .detail-header h3 {
      font-size: 1rem; font-weight: 600; color: var(--text);
      display: flex; align-items: center; gap: 8px;
    }
    .detail-header h3 i { color: var(--primary); }
    .detail-header-left {
      display: flex; align-items: center; gap: 12px;
    }
    .detail-copy-btn {
      background: var(--accent-soft); border: 1px solid transparent;
      color: var(--accent); cursor: pointer;
      font-size: 0.78rem; padding: 4px 12px;
      border-radius: 6px; transition: all 0.15s;
      display: flex; align-items: center; gap: 5px;
      white-space: nowrap;
    }
    .detail-copy-btn:hover {
      background: var(--accent); color: #fff; border-color: var(--accent);
    }
    .detail-copy-btn.copied {
      background: #52c41a !important; color: #fff !important; border-color: #52c41a !important;
    }
    .detail-close {
      background: none; border: none; color: var(--text-muted);
      cursor: pointer; font-size: 1.15rem; padding: 4px 8px;
      border-radius: 6px; transition: all 0.15s;
    }
    .detail-close:hover { color: var(--text); background: var(--divider); }
    .detail-body {
      padding: 20px; overflow-y: auto;
      display: grid; grid-template-columns: 1fr 1fr; gap: 14px 20px;
    }
    .detail-field { display: flex; flex-direction: column; gap: 3px; }
    .detail-field.full { grid-column: 1 / -1; }
    .detail-label {
      font-size: 0.72rem; color: var(--text-muted); font-weight: 500;
      text-transform: uppercase; letter-spacing: 0.3px;
    }
    .detail-value {
      font-size: 0.85rem; color: var(--text); word-break: break-all;
    }
    .detail-value.mono {
      font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
      font-size: 0.78rem;
    }
    .detail-value.content {
      background: var(--divider); padding: 8px 12px;
      border-radius: var(--radius-sm); line-height: 1.6;
    }
    .detail-value a { color: var(--primary); }
    .detail-badge {
      display: inline-block; padding: 2px 10px; border-radius: 4px;
      font-size: 0.75rem; font-weight: 500; width: fit-content;
    }
    .detail-badge.yes { background: var(--accent-soft); color: var(--accent); }
    .detail-badge.no { background: var(--divider); color: var(--text-muted); }
    .detail-section-title {
      grid-column: 1 / -1; font-size: 0.8rem; font-weight: 600;
      color: var(--primary); margin-top: 4px; padding-bottom: 4px;
      border-bottom: 1px solid var(--divider);
    }
  


/* ==========================================================================
   视觉增强 · 简洁优雅
   ========================================================================== */

.app-layout { position: relative; z-index: 1; }

body {
  transition: background-color .28s ease, color .28s ease;
}
.sidebar, .topbar, .config-card, .custom-login-card,
#twikoo .tk-admin-comment-item,
#twikoo .tk-admin-config-group {
  transition: background-color .28s ease, border-color .28s ease, color .28s ease;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}
.custom-login-card { animation: fadeUp .32s cubic-bezier(0.25, 0.1, 0.25, 1) both; }
.page-head h1 { animation: fadeUp .28s ease both; }
.page-head p  { animation: fadeUp .28s .04s ease both; }

.nav-item, .nav-sub-item {
  transition: background .15s ease, color .15s ease;
}
.nav-item:hover i, .nav-sub-item:hover i { color: var(--primary); }

.config-card { transition: border-color .18s ease, box-shadow .18s ease, transform .18s ease; }
.config-card:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary);
}
.config-card-arrow { transition: transform .18s ease, color .18s ease; }
.config-card:hover .config-card-arrow { transform: translateX(3px); color: var(--primary); }

#twikoo .tk-admin-comment-item { transition: border-color .18s ease, box-shadow .18s ease; }

.icon-btn, .menu-toggle {
  transition: color .15s ease, border-color .15s ease, background .15s ease;
}
#themeBtn i { transition: transform .25s ease; }
#themeBtn:hover i { transform: rotate(20deg); }

:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; border-radius: 4px; }

@media (max-width: 768px) {
  .sidebar { box-shadow: 12px 0 32px rgba(0, 0, 0, 0.16); }
  .config-overview { grid-template-columns: 1fr; }
  .detail-modal { width: 94%; }
  .detail-body { grid-template-columns: 1fr; }
  .custom-login { padding: 20px 16px; }
  .custom-login-card { padding: 28px 22px 24px; max-width: 100%; }
  .topbar { padding: 0 14px; }
  #twikoo .tk-admin-config-item,
  #twikoo .tk-admin-config-item.boolean-config {
    grid-template-columns: 1fr !important;
    gap: 6px;
    padding: 12px 14px;
  }
  #twikoo .tk-admin-config-item .tk-admin-config-title {
    text-align: left;
    justify-self: start;
  }
  #twikoo .tk-admin-comment-item[data-depth="1"] { margin-left: 20px !important; }
  #twikoo .tk-admin-comment-item[data-depth="2"] { margin-left: 36px !important; }
  #twikoo .tk-admin-comment-item[data-depth="3"],
  #twikoo .tk-admin-comment-item[data-depth="4"],
  #twikoo .tk-admin-comment-item[data-depth="5"],
  #twikoo .tk-admin-comment-item[data-depth="6"] { margin-left: 48px !important; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}