/* ============================================================
   home_html 全局样式（纯 HTML + Vue CDN 版主页）
   与 Vue 版 home 的视觉保持一致；类名全局作用域，独立部署无冲突
   ============================================================ */

:root {
  --mv-bg: #f6f7fb;
  --mv-card: #ffffff;
  --mv-text: #1f2937;
  --mv-text-secondary: #6b7280;
  --mv-primary: #4f7cff;
  --mv-primary-soft: #eef2ff;
  --mv-border: #e5e7eb;
  --mv-radius: 14px;
  /* 深色反差色：顶栏 / 吸附后的分类导航条共用 */
  --mv-dark: #182238;
}

* {
  box-sizing: border-box;
}

/* Vue 就绪前隐藏动态插值区域，静态骨架立即渲染（SEO / 无 JS 降级） */
[v-cloak] {
  display: none;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC',
    'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
  background: var(--mv-bg);
  color: var(--mv-text);
  -webkit-font-smoothing: antialiased;
}

#app {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ==================== 顶栏（44px 深色吸顶） ==================== */
.topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  width: 100%;
  height: 44px;
  background: var(--mv-dark);
  color: #fff;
  border-bottom: 1px solid transparent;
  transition: box-shadow 0.25s ease, border-color 0.25s ease;
}

.topbar.scrolled {
  border-bottom-color: rgba(255, 255, 255, 0.08);
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.35);
}

.topbar-inner {
  max-width: 1080px;
  height: 100%;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: #fff;
  min-width: 0;
}

.brand-icon {
  font-size: 19px;
  color: var(--mv-primary-soft);
}

.brand-name {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.2px;
}

.brand-sub {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.55);
  padding-left: 8px;
  border-left: 1px solid rgba(255, 255, 255, 0.18);
}

.actions {
  display: flex;
  align-items: center;
  gap: 6px;
}

.pop-anchor {
  position: relative;
}

/* 收藏按钮 */
.icon-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  border: none;
  background: transparent;
  padding: 6px 10px;
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.88);
  font-size: 12px;
  cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease;
}

.icon-btn:hover {
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
}

.badge-wrap {
  position: relative;
  display: inline-flex;
}

.action-icon {
  font-size: 15px;
}

.badge {
  position: absolute;
  top: -7px;
  right: -9px;
  min-width: 15px;
  height: 15px;
  padding: 0 4px;
  border-radius: 999px;
  background: #e5484d;
  color: #fff;
  font-size: 10px;
  line-height: 15px;
  text-align: center;
  font-weight: 600;
}

.action-text {
  line-height: 1;
}

/* 登录按钮 */
.login-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  border: none;
  background: var(--mv-primary);
  color: #fff;
  font-size: 12px;
  padding: 6px 14px;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.18s ease;
}

.login-btn:hover {
  background: #3d66e0;
}

/* 用户区 */
.user-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.08);
  padding: 3px 10px 3px 3px;
  border-radius: 999px;
  font-size: 12px;
  color: #fff;
  cursor: pointer;
  transition: border-color 0.18s ease, background 0.18s ease;
}

.user-btn:hover {
  border-color: rgba(255, 255, 255, 0.45);
  background: rgba(255, 255, 255, 0.14);
}

.avatar {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--mv-primary);
  color: #fff;
  font-size: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.user-arrow {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
}

/* ==================== 弹出面板（收藏 / 用户菜单） ==================== */
.pop-panel {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: 264px;
  background: #fff;
  color: var(--mv-text);
  border: 1px solid var(--mv-border);
  border-radius: 12px;
  box-shadow: 0 10px 32px rgba(15, 23, 42, 0.16);
  padding: 12px;
  z-index: 110;
  animation: pop-in 0.16s ease;
}

.user-pop {
  width: 132px;
  padding: 6px;
}

@keyframes pop-in {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.pop-title {
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 8px;
}

/* 收藏弹层搜索框：按名称过滤已收藏的工具 */
.fav-search {
  width: 100%;
  box-sizing: border-box;
  padding: 7px 10px;
  margin-bottom: 8px;
  border: 1px solid var(--mv-border);
  border-radius: 8px;
  font-size: 13px;
  color: var(--mv-text);
  background: var(--mv-bg);
  outline: none;
  transition: border-color 0.15s ease;
}

.fav-search:focus {
  border-color: var(--mv-primary);
}

.fav-search::placeholder {
  color: var(--mv-text-secondary);
}

.pop-empty {
  font-size: 12px;
  color: var(--mv-text-secondary);
  text-align: center;
  padding: 16px 4px;
}

.fav-list {
  display: flex;
  flex-direction: column;
  max-height: 280px;
  overflow-y: auto;
}

.fav-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px;
  border-radius: 8px;
  font-size: 13px;
  color: var(--mv-text);
  text-decoration: none;
  cursor: pointer;
  transition: background 0.15s ease;
}

.fav-item:hover {
  background: var(--mv-primary-soft);
}

.fav-icon {
  font-size: 16px;
  color: var(--mv-primary);
  flex: none;
}

.fav-name {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.fav-go {
  font-size: 13px;
  color: var(--mv-text-secondary);
  opacity: 0;
  transition: opacity 0.15s ease;
}

.fav-item:hover .fav-go {
  opacity: 1;
}

.user-menu-item {
  display: block;
  width: 100%;
  border: none;
  background: transparent;
  padding: 8px 10px;
  border-radius: 8px;
  font-size: 13px;
  color: var(--mv-text);
  text-align: left;
  cursor: pointer;
}

.user-menu-item:hover {
  background: var(--mv-primary-soft);
  color: var(--mv-primary);
}

/* ==================== 页面标题 ==================== */
.page-header {
  max-width: 1080px;
  width: 100%;
  margin: 0 auto 8px;
  padding: 32px 20px 0;
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.page-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 22px;
  font-weight: 700;
  margin: 0;
}

.title-icon {
  font-size: 24px;
  color: var(--mv-primary);
}

.page-count {
  font-size: 13px;
  color: var(--mv-text-secondary);
}

/* ==================== 分类导航（吸附后变深色满屏条） ==================== */
.category-bar {
  position: sticky;
  top: 44px; /* 顶栏高度，改值时需同步 */
  z-index: 90;
  margin-bottom: 20px;
  transition: background 0.28s ease, box-shadow 0.28s ease;
}

.category-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 8px 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  transition: max-width 0.28s ease, gap 0.28s ease, padding 0.28s ease;
}

/* 吸附态：与顶栏一致的深色满屏条；内容区向左右铺开 */
.category-bar.stuck {
  background: var(--mv-dark);
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.35);
}

.category-bar.stuck .category-inner {
  max-width: 1360px;
  padding: 5px 20px;
  gap: 8px;
}

.cat-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: 999px;
  border: 1px solid var(--mv-border);
  background: var(--mv-card);
  color: var(--mv-text);
  font-size: 13px;
  cursor: pointer;
  transition: color 0.18s ease, border-color 0.18s ease, background 0.18s ease,
    padding 0.28s ease, font-size 0.28s ease;
}

/* 吸附态：胶囊变为深色条上的透明白字样式 */
.category-bar.stuck .cat-chip {
  padding: 5px 12px;
  font-size: 12px;
  background: transparent;
  border-color: rgba(255, 255, 255, 0.25);
  color: rgba(255, 255, 255, 0.88);
}

.category-bar.stuck .cat-chip:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.45);
  color: #fff;
}

.cat-chip:hover {
  border-color: var(--mv-primary);
  color: var(--mv-primary);
}

.cat-chip.active {
  background: var(--mv-primary);
  border-color: var(--mv-primary);
  color: #fff;
}

/* 吸附态下保持选中项主色（优先级需高于 .stuck .cat-chip） */
.category-bar.stuck .cat-chip.active {
  background: var(--mv-primary);
  border-color: var(--mv-primary);
  color: #fff;
}

.cat-icon {
  font-size: 15px;
}

.cat-count {
  font-size: 11px;
  line-height: 1;
  padding: 3px 7px;
  border-radius: 999px;
  background: var(--mv-primary-soft);
  color: var(--mv-primary);
  transition: background 0.28s ease, color 0.28s ease;
}

/* 吸附态：计数徽标改白色系 */
.category-bar.stuck .cat-count {
  background: rgba(255, 255, 255, 0.18);
  color: #fff;
}

.cat-chip.active .cat-count {
  background: rgba(255, 255, 255, 0.25);
  color: #fff;
}

/* ==================== 主体 ==================== */
.main {
  flex: 1;
  max-width: 1080px;
  width: 100%;
  margin: 0 auto;
  padding: 0 20px 48px;
}

/* SEO 静态介绍文案（爬虫可读的核心内容） */
.seo-intro p {
  margin: 0 0 16px;
  font-size: 13px;
  line-height: 1.8;
  color: var(--mv-text-secondary);
}

.state-tip {
  padding: 48px 0;
  text-align: center;
  color: var(--mv-text-secondary);
  font-size: 14px;
}

.load-error {
  padding: 24px 0;
  color: #d03050;
  font-size: 13px;
}

.load-error a,
.state-tip a {
  color: var(--mv-primary);
  text-decoration: none;
  margin-left: 8px;
}

.empty-btn {
  display: inline-block;
  margin-top: 12px;
  padding: 6px 14px;
  border-radius: 999px;
  background: var(--mv-primary);
  color: #fff !important;
  font-size: 12px;
  text-decoration: none;
}

/* ==================== 工具卡片网格 ==================== */
.entry-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 16px;
}

.entry-card {
  position: relative;
  background: var(--mv-card);
  border: 1px solid var(--mv-border);
  border-radius: var(--mv-radius);
  padding: 18px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

/* 入口卡片为原生 <a>（入口写死在 HTML 里，无 JS 也可点击） */
a.entry-card {
  text-decoration: none;
  color: inherit;
}

.entry-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 28px rgba(79, 124, 255, 0.14);
  border-color: var(--mv-primary);
}

/* 收藏星标 */
.fav-star {
  position: absolute;
  top: 10px;
  right: 10px;
  border: none;
  background: transparent;
  padding: 4px;
  font-size: 17px;
  line-height: 1;
  color: var(--mv-text-secondary);
  opacity: 0;
  cursor: pointer;
  transition: opacity 0.18s ease, color 0.18s ease, transform 0.18s ease;
}

.entry-card:hover .fav-star,
.fav-star.on {
  opacity: 1;
}

.fav-star:hover {
  color: #f59e0b;
  transform: scale(1.15);
}

.fav-star.on {
  color: #f59e0b;
}

.entry-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.entry-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--mv-primary-soft);
  color: var(--mv-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
}

.new-badge {
  padding: 2px 8px;
  border-radius: 999px;
  background: #e5484d;
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.5px;
  animation: pulse 1.6s ease-in-out infinite;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.55;
  }
}

.entry-name {
  margin-top: 14px;
  font-size: 16px;
  font-weight: 600;
}

.entry-desc {
  margin-top: 6px;
  font-size: 13px;
  color: var(--mv-text-secondary);
  line-height: 1.6;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.entry-go {
  margin-top: 14px;
  font-size: 12px;
  color: var(--mv-primary);
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ==================== 页脚 ==================== */
.footer {
  padding: 20px;
  text-align: center;
  font-size: 12px;
  color: var(--mv-text-secondary);
  border-top: 1px solid var(--mv-border);
  background: var(--mv-card);
  display: flex;
  justify-content: center;
  gap: 16px;
}

.footer a {
  color: var(--mv-primary);
  text-decoration: none;
}

/* ==================== 登录弹窗 ==================== */
.modal-mask {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  animation: fade-in 0.18s ease;
}

@keyframes fade-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.modal {
  position: relative;
  width: 360px;
  max-width: calc(100vw - 32px);
  background: #fff;
  border-radius: 14px;
  padding: 24px;
  box-shadow: 0 20px 60px rgba(15, 23, 42, 0.25);
  animation: pop-in 0.18s ease;
}

.modal-close {
  position: absolute;
  top: 10px;
  right: 12px;
  border: none;
  background: transparent;
  font-size: 20px;
  line-height: 1;
  color: var(--mv-text-secondary);
  cursor: pointer;
}

.modal-close:hover {
  color: var(--mv-text);
}

.login-head {
  text-align: center;
  margin-bottom: 16px;
}

.login-icon {
  font-size: 34px;
  color: var(--mv-primary);
}

.login-tip {
  margin: 6px 0 0;
  font-size: 13px;
  color: var(--mv-text-secondary);
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field-label {
  font-size: 13px;
  color: var(--mv-text);
}

.field input {
  border: 1px solid var(--mv-border);
  border-radius: 8px;
  padding: 9px 12px;
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.field input:focus {
  border-color: var(--mv-primary);
  box-shadow: 0 0 0 3px rgba(79, 124, 255, 0.15);
}

.submit-btn {
  margin-top: 4px;
  border: none;
  background: var(--mv-primary);
  color: #fff;
  font-size: 14px;
  padding: 10px;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.18s ease;
}

.submit-btn:hover {
  background: #3d66e0;
}

.submit-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* ==================== Toast ==================== */
.toast-wrap {
  position: fixed;
  top: 56px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 300;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  pointer-events: none;
}

.toast {
  padding: 9px 18px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid var(--mv-border);
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.14);
  font-size: 13px;
  color: var(--mv-text);
  animation: toast-in 0.2s ease;
}

.toast.success {
  color: #18a058;
  border-color: #63e2b7;
}

.toast.error {
  color: #d03050;
  border-color: #f8b4be;
}

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ==================== 无 JS 降级提示 ==================== */
.noscript-tip {
  padding: 12px 20px;
  background: #fff7ed;
  color: #9a3412;
  font-size: 13px;
  text-align: center;
}

/* ==================== 响应式 ==================== */
@media (max-width: 640px) {
  .brand-sub {
    display: none;
  }

  .page-header {
    padding-top: 20px;
  }

  .entry-grid {
    grid-template-columns: 1fr;
  }
}