/*
Theme Name: SHGOPI-IC Capacitor Expert
Theme URI: https://capacitor-expert.com
Author: SHGOPI-IC Team
Author URI: https://capacitor-expert.com
Description: 专业工业级电子元器件供应商主题 - 专注于电容器解决方案，服务工业电源、新能源汽车、光伏储能等高端应用领域。支持产品类型：MLCC、铝电解电容、薄膜电容、钽电容、超级电容等。
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.5
Requires PHP: 8.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: shgopi-ic
Tags: e-commerce, business, corporate, responsive, tailwindcss

SHGOPI-IC WordPress Theme
Based on Next.js Capacitor Expert Project
*/

/* ===================================
   CSS 变量主题系统 - 深沉工业蓝
   =================================== */
:root {
  /* 深沉工业蓝 - 海军蓝色系 */
  --primary-50: #e8eef4;
  --primary-100: #c5d3e3;
  --primary-200: #9fb3c8;
  --primary-300: #7a93ad;
  --primary-400: #5a7896;
  --primary-500: #3d5c7a;
  --primary-600: #2c5282;
  --primary-700: #1e3a5f;
  --primary-800: #152a45;
  --primary-900: #0f1f33;
  --primary-950: #0a1422;

  /* 工业金属灰色系 */
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;
  --gray-950: #020617;

  /* 工业强调色 - 橙色系 */
  --accent-50: #fff7ed;
  --accent-100: #ffedd5;
  --accent-200: #fed7aa;
  --accent-300: #fdba74;
  --accent-400: #fb923c;
  --accent-500: #e67e22;
  --accent-600: #d35400;
  --accent-700: #ba4a00;
  --accent-800: #8f3a00;
  --accent-900: #6b2d00;

  /* 功能色 */
  --success: #0369a1;
  --warning: #b45309;
  --error: #b91c1c;

  /* 间距 */
  --header-height: 70px;
}

/* ===================================
   基础样式重置
   =================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  background-color: var(--gray-50);
  color: var(--gray-800);
  line-height: 1.6;
  padding-top: var(--header-height);
  overflow-x: hidden !important;
  overflow-y: auto !important;
}

/* ===================================
   WordPress 核心样式覆盖
   =================================== */
.wp-block-button__link {
  background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
  color: white;
  border-radius: 0;
  padding: 12px 24px;
  text-decoration: none;
  transition: all 0.3s ease;
}

.wp-block-button__link:hover {
  background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(30, 58, 95, 0.3);
}

.wp-block-quote {
  border-left: 4px solid var(--primary-500);
  padding-left: 24px;
  font-style: italic;
  color: var(--gray-600);
}

.wp-block-code {
  background: var(--gray-100);
  padding: 16px;
  border-radius: 0;
  border: 1px solid var(--gray-200);
}

/* ===================================
   布局容器
   =================================== */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

.container-narrow {
  max-width: 1024px;
}

.container-wide {
  max-width: 1440px;
}

/* ===================================
   栅格系统
   =================================== */
.grid {
  display: grid;
  gap: 24px;
}

.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

.grid-6 {
  grid-template-columns: repeat(6, 1fr);
}

@media (max-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .grid-6 {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .grid-2,
  .grid-3,
  .grid-4,
  .grid-6 {
    grid-template-columns: 1fr;
  }
}

/* ===================================
   卡片组件
   =================================== */
.card {
  background: white;
  border-radius: 0;
  border: 1px solid var(--gray-200);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.03);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
  border-color: var(--primary-200);
}

/* ===================================
   按钮组件
   =================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  font-size: 14px;
  font-weight: 600;
  border-radius: 0;
  border: none;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  text-decoration: none;
  font-family: inherit;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
  color: white;
  box-shadow: 0 4px 12px rgba(30, 58, 95, 0.2);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(30, 58, 95, 0.3);
}

.btn-secondary {
  background: white;
  color: var(--primary-600);
  border: 2px solid var(--primary-300);
}

.btn-secondary:hover {
  background: var(--primary-50);
  border-color: var(--primary-400);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--gray-700);
  border: 2px solid var(--gray-300);
}

.btn-outline:hover {
  border-color: var(--primary-400);
  color: var(--primary-600);
  background: var(--primary-50);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 13px;
}

.btn-lg {
  padding: 16px 32px;
  font-size: 16px;
}

/* ===================================
   表单组件
   =================================== */
input[type="text"],
input[type="email"],
input[type="search"],
input[type="password"],
input[type="tel"],
input[type="url"],
input[type="number"],
textarea,
select {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--gray-300);
  border-radius: 0;
  font-size: 15px;
  font-family: inherit;
  transition: all 0.3s ease;
  background: white;
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--primary-400);
  box-shadow: 0 0 0 3px rgba(30, 58, 95, 0.1);
}

/* ===================================
   导航链接
   =================================== */
.nav-link {
  color: var(--gray-700);
  font-weight: 600;
  padding: 8px 16px;
  text-decoration: none;
  transition: all 0.3s ease;
  position: relative;
}

.nav-link:hover {
  color: var(--primary-600);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--primary-500);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  transform: translateX(-50%);
}

.nav-link:hover::after {
  width: 100%;
}

/* ===================================
   头部样式
   =================================== */
.site-header {
  background: white;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  transition: box-shadow 0.3s ease;
}

.site-header.scrolled {
  background: white;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.12);
}

/* 登录状态下调整 header 位置 */
body.admin-bar .site-header {
  top: 32px;
}

/* 响应式处理 */
@media screen and (max-width: 782px) {
  body.admin-bar .site-header {
    top: 46px;
  }
}

.header-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo */
.header-logo {
  display: flex;
  align-items: center;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--gray-800);
}

.logo-image {
  max-height: 50px;
  width: auto;
}

.logo-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.capacitor-lines {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.capacitor-lines .line {
  width: 24px;
  height: 3px;
  background: white;
  border-radius: 2px;
}

.capacitor-lines .line:nth-child(1) {
  width: 20px;
}

.capacitor-lines .line:nth-child(2) {
  width: 28px;
}

.capacitor-lines .line:nth-child(3) {
  width: 22px;
}

.logo-text {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gray-800);
}

/* 主导航 */
.main-navigation {
  display: flex;
  align-items: center;
}

.primary-menu-list {
  display: flex;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.primary-menu-list li {
  position: relative;
}

.primary-menu-list > li > a {
  display: inline-block;
  padding: 10px 16px;
  color: var(--gray-700);
  font-weight: 500;
  font-size: 0.9375rem;
  text-decoration: none;
  border-radius: 6px;
  transition: all 0.2s ease;
  position: relative;
}

.primary-menu-list > li > a:hover {
  color: var(--primary-600);
  background: var(--gray-100);
}

/* 当前菜单项激活状态 */
.primary-menu-list > li.current-menu-item > a,
.primary-menu-list > li.current-menu-parent > a,
.primary-menu-list > li.current-menu-ancestor > a {
  color: var(--primary-600);
}

.primary-menu-list > li.current-menu-item > a::after,
.primary-menu-list > li.current-menu-parent > a::after,
.primary-menu-list > li.current-menu-ancestor > a::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 16px;
  right: 16px;
  height: 2px;
  background: var(--primary-500);
  border-radius: 1px;
}

.primary-menu-list .sub-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 220px;
  background: white;
  border-radius: 8px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
  padding: 8px;
  list-style: none;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.3s ease;
  z-index: 100;
}

.primary-menu-list li:hover .sub-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.primary-menu-list .sub-menu li a {
  display: block;
  padding: 10px 14px;
  color: var(--gray-700);
  font-size: 0.9375rem;
  text-decoration: none;
  border-radius: 6px;
  transition: all 0.2s ease;
}

.primary-menu-list .sub-menu li a:hover {
  color: var(--primary-600);
  background: var(--primary-50);
}

/* 头部操作区 */
.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.search-toggle,
.mobile-menu-toggle {
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px;
  color: var(--gray-600);
  transition: all 0.2s ease;
}

.search-toggle:hover,
.mobile-menu-toggle:hover {
  color: var(--primary-600);
}

.search-toggle i,
.mobile-menu-toggle i {
  font-size: 1.25rem;
}

/* PC端隐藏移动菜单按钮 */
.mobile-menu-toggle {
  display: none;
}

/* 移动端显示菜单按钮 */
@media (max-width: 1024px) {
  .mobile-menu-toggle {
    display: flex;
  }
}

/* 汉堡菜单 */
.hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 24px;
}

.hamburger-line {
  height: 2px;
  width: 100%;
  background: var(--gray-600);
  border-radius: 1px;
  transition: all 0.2s ease;
}

.mobile-menu-toggle:hover .hamburger-line {
  background: var(--primary-600);
}

/* 搜索面板 */
.search-panel {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2000;
  display: none;
}

.search-panel[aria-hidden="false"] {
  display: block;
}

.search-panel-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15, 23, 42, 0.7);
  backdrop-filter: blur(4px);
  animation: fadeIn 0.3s ease;
}

.search-panel-content {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  background: white;
  padding: 60px 40px 50px;
  animation: slideDown 0.3s ease;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.search-panel-close {
  position: absolute;
  top: 24px;
  right: 24px;
  background: var(--gray-100);
  border: none;
  font-size: 1.25rem;
  color: var(--gray-600);
  cursor: pointer;
  padding: 12px;
  border-radius: 50%;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.search-panel-close:hover {
  background: var(--gray-200);
  color: var(--gray-800);
  transform: rotate(90deg);
}

.search-panel-form {
  max-width: 900px;
  margin: 0 auto;
}

.search-panel-form form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* 搜索类型选择 - 紧凑的标签式设计 */
.search-type-tabs {
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
}

.search-type-tab {
  padding: 8px 20px;
  background: var(--gray-100);
  border: 1px solid transparent;
  border-radius: 24px;
  font-size: 0.875rem;
  color: var(--gray-600);
  cursor: pointer;
  transition: all 0.2s ease;
  font-weight: 500;
}

.search-type-tab:hover {
  background: var(--primary-50);
  color: var(--primary-700);
}

.search-type-tab.active {
  background: var(--primary-600);
  color: white;
  border-color: var(--primary-600);
}

/* 主搜索输入区域 */
.search-input-wrapper {
  display: flex;
  align-items: center;
  background: white;
  overflow: hidden;
  /**border: 2px solid var(--gray-200);**/
  border: none;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.search-input-wrapper:focus-within {
  border-color: var(--primary-500);
  box-shadow: 0 8px 24px rgba(30, 58, 95, 0.15);
}

/* 隐藏原来的下拉框 */
.search-type-select {
  display: none;
}

.search-panel-input {
  flex: 1;
  padding: 20px 24px;
  font-size: 1.25rem;
  border: none;
  background: transparent;
  min-width: 0;
}

.search-panel-input::placeholder {
  color: var(--gray-400);
}

.search-panel-input:focus {
  outline: none;
}

.search-panel-submit {
  padding: 20px 32px;
  background: var(--primary-600);
  color: white;
  border: none;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 1rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.search-panel-submit i {
  font-size: 1.125rem;
}

.search-panel-submit:hover {
  background: var(--primary-700);
}

.search-panel-recommended {
  margin-top: 32px;
  text-align: center;
}

.recommended-title {
  font-size: 0.875rem;
  color: var(--gray-500);
  margin-bottom: 16px;
  display: block;
  font-weight: 500;
}

.recommended-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}

.recommended-tags .tag {
  padding: 10px 18px;
  background: var(--gray-50);
  color: var(--gray-700);
  border-radius: 8px;
  font-size: 0.875rem;
  text-decoration: none;
  transition: all 0.2s ease;
  border: 1px solid var(--gray-200);
}

.recommended-tags .tag:hover {
  background: var(--primary-50);
  color: var(--primary-700);
  border-color: var(--primary-200);
  transform: translateY(-2px);
}

/* 移动端侧边菜单 */
.mobile-side-menu {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: 300px;
  z-index: 3000;
  display: none;
}

.mobile-side-menu[aria-hidden="false"] {
  display: block;
}

.mobile-menu-overlay {
  position: absolute;
  left: 100%;
  top: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
}

.mobile-menu-panel {
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  width: 100%;
  background: white;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}

.mobile-menu-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px;
  border-bottom: 1px solid var(--gray-200);
}

.mobile-menu-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.mobile-menu-logo img {
  max-height: 40px;
}

.logo-text-wrapper {
  display: flex;
  flex-direction: column;
}

.logo-text-wrapper strong {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--gray-800);
}

.logo-text-wrapper span {
  font-size: 0.75rem;
  color: var(--gray-500);
}

.mobile-menu-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--gray-500);
  cursor: pointer;
  padding: 8px;
}

.mobile-menu-nav {
  flex: 1;
  padding: 20px 0;
}

.mobile-menu-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.mobile-menu-list li {
  border-bottom: 1px solid var(--gray-100);
}

.mobile-menu-list li a {
  display: block;
  padding: 16px 20px;
  color: var(--gray-700);
  font-size: 1rem;
  text-decoration: none;
  transition: all 0.3s ease;
}

.mobile-menu-list li a:hover {
  color: var(--primary-600);
  background: var(--primary-50);
}

.mobile-menu-footer {
  border-top: 1px solid var(--gray-200);
  padding: 20px;
}

.mobile-menu-footer .footer-section {
  margin-bottom: 20px;
}

.mobile-menu-footer .footer-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--gray-500);
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.mobile-menu-footer .footer-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mobile-menu-footer .footer-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  background: var(--gray-50);
  border-radius: 0;
  text-decoration: none;
  color: var(--gray-700);
  font-size: 0.9375rem;
  transition: all 0.3s ease;
}

.mobile-menu-footer .footer-link:hover {
  background: var(--primary-50);
  color: var(--primary-600);
}

/* 响应式 */
@media (max-width: 1024px) {
  .main-navigation {
    display: none;
  }

  .header-container {
    padding: 0 16px;
  }
}

@media (max-width: 768px) {
  .site-header {
    height: 60px;
  }

  .logo-text {
    font-size: 1.25rem;
  }

  .search-panel-content {
    padding: 20px;
  }

  .search-panel-form form {
    flex-direction: column;
  }

  .mobile-side-menu {
    width: 280px;
  }
}

/* ===================================
   页面标题
   =================================== */
.page-title {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 12px;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--gray-600);
  max-width: 600px;
}

/* ===================================
   产品卡片
   =================================== */
.product-card {
  background: white;
  border-radius: 0;
  overflow: hidden;
  border: 1px solid var(--gray-200);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
  border-color: var(--primary-300);
}

.product-image {
  height: 200px;
  background: linear-gradient(135deg, var(--primary-50), var(--primary-100));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
  color: var(--primary-400);
  position: relative;
}

.product-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: white;
  padding: 4px 12px;
  border-radius: 0;
  font-size: 12px;
  font-weight: 600;
}

.product-content {
  padding: 20px;
}

.product-category {
  font-size: 12px;
  color: var(--primary-600);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}

.product-name {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 8px;
  line-height: 1.4;
}

.product-specs {
  font-size: 0.875rem;
  color: var(--gray-500);
  margin-bottom: 16px;
}

.product-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--gray-100);
}

.product-price {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--primary-600);
}

/* ===================================
   分类卡片
   =================================== */
.category-card {
  background: white;
  border-radius: 0;
  padding: 32px 24px;
  text-align: center;
  border: 1px solid var(--gray-200);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.category-card:hover {
  background: linear-gradient(135deg, var(--primary-50), white);
  border-color: var(--primary-300);
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
}

.category-icon {
  font-size: 48px;
  margin-bottom: 16px;
  color: var(--primary-500);
}

.category-name {
  font-size: 0.825rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 8px;
}

.category-count {
  font-size: 0.875rem;
  color: var(--gray-500);
}

/* ===================================
   Hero 区域
   =================================== */
.hero {
  background: linear-gradient(135deg, var(--primary-700) 0%, var(--primary-800) 50%, var(--primary-900) 100%);
  padding: 100px 0;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 80%;
  height: 200%;
  background: radial-gradient(ellipse, rgba(230, 126, 34, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 900;
  color: white;
  margin-bottom: 24px;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.85);
  max-width: 600px;
  margin-bottom: 32px;
}

/* ===================================
   特性网格
   =================================== */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 48px;
}

.feature-card {
  background: white;
  padding: 32px;
  border-radius: 0;
  border: 1px solid var(--gray-200);
  transition: all 0.3s ease;
}

.feature-card:hover {
  border-color: var(--primary-300);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.06);
  transform: translateY(-4px);
}

.feature-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--primary-100), var(--primary-50));
  border-radius: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  color: var(--primary-500);
  margin-bottom: 20px;
}

.feature-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 12px;
}

.feature-description {
  font-size: 0.9375rem;
  color: var(--gray-600);
  line-height: 1.6;
}

/* ===================================
   首页区块样式
   =================================== */
.hero-section {
  margin-bottom: 0;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn-lg {
  padding: 16px 32px;
  font-size: 1.125rem;
}

/* 区块通用样式 */
.categories-section,
.products-section,
.solutions-section,
.tools-section,
.brands-section,
.links-section {
  padding: 80px 0;
}

.categories-section,
.solutions-section,
.brands-section {
  background: var(--gray-50);
}

.section-header {
  text-align: center;
  margin-bottom: 48px;
}

.section-header .section-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 12px;
}

.section-subtitle {
  font-size: 1.0625rem;
  color: var(--gray-600);
  max-width: 600px;
  margin: 0 auto;
}

.section-footer {
  text-align: center;
  margin-top: 48px;
}

/* 产品分类网格 */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
}

.categories-grid .category-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 32px 24px;
  background: white;
  border: 1px solid var(--gray-200);
  text-decoration: none;
  transition: all 0.3s ease;
}

.categories-grid .category-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
  border-color: var(--primary-300);
}

.categories-grid .category-icon {
  width: 72px;
  height: 72px;
  background: linear-gradient(135deg, var(--primary-100), var(--primary-50));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.categories-grid .category-icon i {
  font-size: 2rem;
  color: var(--primary-600);
}

.categories-grid .category-name {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 8px;
}

.categories-grid .category-count {
  font-size: 0.875rem;
  color: var(--gray-500);
}

/* 产品网格 */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.products-grid .product-card {
  background: white;
  border: 1px solid var(--gray-200);
  overflow: hidden;
  transition: all 0.3s ease;
}

.products-grid .product-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
}

.products-grid .product-image {
  position: relative;
  aspect-ratio: 1;
  background: var(--gray-100);
  display: flex;
  align-items: center;
  justify-content: center;
}

.products-grid .product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.products-grid .product-image i {
  font-size: 3rem;
  color: var(--gray-400);
}

.products-grid .product-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  background: var(--accent-500);
  color: white;
  padding: 4px 12px;
  font-size: 0.75rem;
  font-weight: 600;
}

.products-grid .product-content {
  padding: 20px;
}

.products-grid .product-category {
  display: inline-block;
  font-size: 0.75rem;
  color: var(--primary-600);
  background: var(--primary-50);
  padding: 4px 10px;
  margin-bottom: 12px;
}

.products-grid .product-name {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.products-grid .product-name a {
  color: var(--gray-800);
  text-decoration: none;
}

.products-grid .product-name a:hover {
  color: var(--primary-600);
}

.products-grid .product-specs {
  font-size: 0.875rem;
  color: var(--gray-600);
  margin-bottom: 16px;
}

.products-grid .product-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--gray-200);
}

.products-grid .product-price {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--accent-600);
}

/* 解决方案网格 */
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}

.solutions-grid .solution-card {
  display: flex;
  flex-direction: column;
  padding: 32px;
  background: white;
  border: 1px solid var(--gray-200);
  text-decoration: none;
  transition: all 0.3s ease;
}

.solutions-grid .solution-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
  border-color: var(--primary-300);
}

.solutions-grid .solution-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.solutions-grid .solution-icon i {
  font-size: 1.5rem;
  color: white;
}

.solutions-grid .solution-name {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 12px;
}

.solutions-grid .solution-description {
  font-size: 0.9375rem;
  color: var(--gray-600);
  line-height: 1.6;
}

/* 工具网格 */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.tools-grid .tool-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 32px;
  background: white;
  border: 1px solid var(--gray-200);
  text-decoration: none;
  text-align: center;
  transition: all 0.3s ease;
}

.tools-grid .tool-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
  border-color: var(--accent-400);
}

.tools-grid .tool-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--accent-100), var(--accent-50));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.tools-grid .tool-icon i {
  font-size: 1.75rem;
  color: var(--accent-600);
}

.tools-grid .tool-name {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 12px;
}

.tools-grid .tool-description {
  font-size: 0.9375rem;
  color: var(--gray-600);
  line-height: 1.6;
}

/* 品牌网格 */
.brands-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 20px;
}

.brands-grid .brand-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: white;
  border: 1px solid var(--gray-200);
  text-decoration: none;
  text-align: center;
  transition: all 0.3s ease;
  min-height: 100px;
}

.brands-grid .brand-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.06);
}

.brands-grid .brand-name {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--gray-700);
}

.brands-grid .brand-description {
  font-size: 0.8125rem;
  color: var(--gray-500);
  margin-top: 4px;
}

/* 链接网格 */
.links-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
}

.no-links {
  text-align: center;
  color: var(--gray-500);
  padding: 40px;
  background: var(--gray-50);
}

/* 按钮样式 */
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: transparent;
  color: var(--primary-700);
  border: 2px solid var(--primary-700);
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
}

.btn-outline:hover {
  background: var(--primary-700);
  color: white;
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.875rem;
}

/* ===================================
   面包屑导航
   =================================== */
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0;
  font-size: 0.8125rem;
  color: var(--gray-500);
  margin-bottom: 24px;
}

.breadcrumb a {
  color: var(--gray-600);
  text-decoration: none;
  transition: color 0.2s ease;
  padding: 2px 0;
}

.breadcrumb a:hover {
  color: var(--primary-600);
}

.breadcrumb-separator {
  color: var(--gray-300);
  margin: 0 4px;
  font-size: 0.75rem;
}

.breadcrumb-current {
  color: var(--gray-700);
  font-weight: 500;
}

/* ===================================
   分页
   =================================== */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 48px;
}

.pagination a,
.pagination span {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 0;
  background: white;
  border: 1px solid var(--gray-300);
  color: var(--gray-700);
  font-weight: 600;
  font-size: 14px;
  text-decoration: none;
  transition: all 0.2s ease;
}

.pagination a:hover {
  border-color: var(--primary-400);
  color: var(--primary-600);
  background: var(--primary-50);
  transform: translateY(-2px);
}

.pagination .current {
  background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
  border-color: var(--primary-600);
  color: white;
}

/* ===================================
   页脚
   =================================== */
.site-footer {
  background: linear-gradient(135deg, var(--gray-900) 0%, var(--gray-800) 100%);
  color: var(--gray-300);
  padding: 64px 0 32px;
  margin-top: 80px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 48px;
  margin-bottom: 48px;
}

@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

.footer-title {
  font-size: 1rem;
  font-weight: 700;
  color: white;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  color: var(--gray-400);
  text-decoration: none;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-links a:hover {
  color: var(--primary-400);
  transform: translateX(4px);
}

/* Footer 友情链接 */
.footer-links-section {
  padding: 12px 0;
}

.footer-links-inner {
  text-align: center;
}

.footer-links-title {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.6875rem;
  letter-spacing: 3px;
  text-transform: uppercase;
}

.footer-links-divider {
  width: 24px;
  height: 1px;
  background: rgba(255, 255, 255, 0.15);
  margin: 12px auto 14px;
}

.footer-links-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0;
}

.footer-link-item,
.footer-link-item:link,
.footer-link-item:visited,
.footer-link-item:hover,
.footer-link-item:active {
  color: #fff !important;
  text-decoration: none !important;
  font-size: 0.875rem;
  padding: 4px 0;
  transition: opacity 0.2s ease;
}

.footer-link-item:hover {
  opacity: 0.8;
}

.footer-link-sep {
  color: rgba(255, 255, 255, 0.3);
  margin: 0 14px;
  font-size: 0.875rem;
}

.footer-link-sep::before {
  content: '|';
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 32px;
  border-top: 1px solid var(--gray-700);
  gap: 16px;
}

.footer-legal {
  display: flex;
  align-items: center;
  gap: 16px;
}

.footer-legal a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  font-size: 0.875rem;
  transition: color 0.2s ease;
}

.footer-legal a:hover {
  color: white;
}

.footer-legal .divider {
  color: rgba(255, 255, 255, 0.3);
}

.copyright {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.6);
  text-align: center;
}

.copyright .divider {
  margin: 0 8px;
  color: rgba(255, 255, 255, 0.3);
}

.copyright a {
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
  transition: color 0.2s ease;
}

.copyright a:hover {
  color: white;
}

@media (max-width: 768px) {
  .footer-bottom {
    gap: 12px;
  }

  .footer-legal {
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
  }

  .copyright {
    text-align: center;
  }
}

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 0;
  background: var(--gray-800);
  color: var(--gray-400);
  transition: all 0.3s ease;
}

.footer-social a:hover {
  background: var(--primary-600);
  color: white;
  transform: translateY(-2px);
}

.footer-contact-info {
  margin: 20px 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-contact-info span {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9375rem;
  color: var(--gray-300);
}

.footer-contact-info i {
  color: var(--primary-400);
  width: 16px;
}

.footer-description {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--gray-400);
  margin: 16px 0;
}

.footer-logo-img {
  max-height: 60px;
  width: auto;
  margin-bottom: 12px;
}

.mobile-logo-image {
  max-height: 50px;
  width: auto;
}

.footer-site-name {
  font-size: 1.5rem;
  font-weight: 700;
  color: white;
  margin-bottom: 12px;
}

.footer-divider {
  height: 1px;
  background: var(--gray-700);
  margin-bottom: 24px;
}

.copyright {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.copyright .divider {
  color: var(--gray-600);
}

.copyright a {
  color: var(--gray-400);
  text-decoration: none;
  transition: color 0.3s ease;
}

.copyright a:hover {
  color: white;
}

.icp-number,
.police-number {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.site-info {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--gray-500);
}

.footer-custom {
  margin-top: 8px;
  color: var(--gray-400);
}

/* 微信二维码弹窗 */
.wechat-link {
  position: relative;
}

.wechat-qr {
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(-10px);
  background: white;
  padding: 16px;
  border-radius: 0;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  z-index: 100;
}

.wechat-qr img {
  width: 180px;
  height: 180px;
  display: block;
}

.wechat-link:hover .wechat-qr {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

/* ===================================
   工具类
   =================================== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }
.mt-5 { margin-top: 48px; }

.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }
.mb-5 { margin-bottom: 48px; }

.py-1 { padding-top: 8px; padding-bottom: 8px; }
.py-2 { padding-top: 16px; padding-bottom: 16px; }
.py-3 { padding-top: 24px; padding-bottom: 24px; }
.py-4 { padding-top: 32px; padding-bottom: 32px; }
.py-5 { padding-top: 48px; padding-bottom: 48px; }

.hidden { display: none; }
.block { display: block; }
.flex { display: flex; }
.inline-flex { display: inline-flex; }
.grid { display: grid; }

.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }

.gap-1 { gap: 8px; }
.gap-2 { gap: 16px; }
.gap-3 { gap: 24px; }
.gap-4 { gap: 32px; }

/* ===================================
   响应式工具
   =================================== */
@media (max-width: 768px) {
  .hero-title {
    font-size: 2rem;
  }

  .page-title {
    font-size: 1.75rem;
  }

  .section-title {
    font-size: 1.5rem;
  }

  /* 首页各区块标题移动端缩小 */
  .section-header .section-title {
    font-size: 1.125rem;
  }
}

/* ===================================
   动画效果
   =================================== */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

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

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

.animate-fade-in {
  animation: fadeIn 0.5s ease-out;
}

.animate-slide-up {
  animation: slideUp 0.4s ease-out;
}

/* ===================================
   WordPress 对齐类
   =================================== */
.alignleft {
  float: left;
  margin-right: 24px;
  margin-bottom: 24px;
}

.alignright {
  float: right;
  margin-left: 24px;
  margin-bottom: 24px;
}

.aligncenter {
  display: block;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.wp-block-image .alignleft,
.wp-block-image .alignright,
.wp-block-image .aligncenter {
  margin-top: 24px;
}

/* ===================================
   辅助功能
   =================================== */
.screen-reader-text {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--primary-600);
  color: white;
  padding: 12px 24px;
  z-index: 9999;
  text-decoration: none;
  font-weight: 600;
}

.skip-link:focus {
  left: 0;
}

/* ===================================
   友情链接
   =================================== */
.links-section {
  padding: 60px 0;
  background: var(--gray-100);
}

.links-section .section-header {
  margin-bottom: 32px;
}

.links-section .section-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--gray-800);
}

.links-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 20px;
}

.link-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 24px 16px;
  background: white;
  border-radius: 0;
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  gap: 12px;
}

.link-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.link-image {
  width: 64px;
  height: 64px;
  object-fit: contain;
}

.link-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
  border-radius: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.link-icon i {
  font-size: 1.5rem;
  color: white;
}

.link-name {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--gray-800);
  text-align: center;
}

.no-links {
  text-align: center;
  color: var(--gray-500);
  padding: 40px 0;
}

/* ===================================
   文章列表页
   =================================== */
.archive-page,
.tag-archive-page {
  padding: 32px 0;
  background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
}

.page-header {
  padding: 40px 32px;
  /**background: white;**/
  border-radius: 12px;
  margin-bottom: 24px;
  /**
  border: 0px solid rgba(226, 232, 240, 0.8);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
  **/
  text-align: center;
}

.page-title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
  color: #0f172a;
}

.page-description {
  font-size: 0.9375rem;
  color: #64748b;
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

/* 两栏布局 */
.archive-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 24px;
  align-items: start;
}

/* 左侧内容区 */
.archive-content {
  min-width: 0;
}

/* 文章列表 */
.posts-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 24px;
}

/* 水平文章卡片 */
.post-card-horizontal {
  background: white;
  border-radius: 12px;
  overflow: hidden;
  transition: all 0.2s ease;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05), 0 1px 2px rgba(0, 0, 0, 0.03);
  border: 1px solid rgba(226, 232, 240, 0.8);
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 0;
}

.post-card-horizontal:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08), 0 3px 6px rgba(0, 0, 0, 0.04);
  border-color: rgba(30, 58, 95, 0.12);
}

.post-card-horizontal .post-thumbnail {
  position: relative;
  width: 100%;
  padding-top: 66.67%;
  overflow: hidden;
  background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
}

.post-card-horizontal .post-thumbnail img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.post-card-horizontal:hover .post-thumbnail img {
  transform: scale(1.05);
}

.post-card-horizontal .post-thumbnail-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
}

.post-card-horizontal .post-thumbnail-placeholder i {
  font-size: 2.5rem;
  color: #cbd5e1;
}

.post-card-horizontal .post-content {
  padding: 16px 20px;
  display: flex;
  flex-direction: column;
}

.post-card-horizontal .entry-category {
  display: inline-block;
}

.post-card-horizontal .entry-category a {
  display: inline-block;
  font-size: 0.6875rem;
  color: #0369a1;
  font-weight: 600;
  text-decoration: none;
  margin-bottom: 6px;
  background: rgba(3, 105, 161, 0.08);
  padding: 3px 10px;
  border-radius: 4px;
  transition: all 0.15s ease;
}

.post-card-horizontal .entry-category a:hover {
  background: rgba(3, 105, 161, 0.15);
  color: #075985;
}

.post-card-horizontal .entry-title {
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: 8px;
}

.post-card-horizontal .entry-title a {
  color: #1e293b;
  text-decoration: none;
  transition: color 0.2s ease;
}

.post-card-horizontal .entry-title a:hover {
  color: #1e3a5f;
}

.post-card-horizontal .entry-meta {
  display: flex;
  gap: 12px;
  font-size: 0.75rem;
  color: #94a3b8;
  margin-bottom: 10px;
}

.post-card-horizontal .entry-meta span {
  display: flex;
  align-items: center;
  gap: 4px;
}

.post-card-horizontal .entry-summary {
  flex: 1;
  font-size: 0.8125rem;
  color: #64748b;
  line-height: 1.6;
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.post-card-horizontal .entry-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 10px;
  border-top: 1px solid #f1f5f9;
}

.post-card-horizontal .entry-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.post-card-horizontal .tag-link {
  display: inline-flex;
  align-items: center;
  padding: 3px 8px;
  background: #f8fafc;
  color: #64748b;
  border-radius: 4px;
  font-size: 0.6875rem;
  text-decoration: none;
  transition: all 0.2s ease;
}

.post-card-horizontal .tag-link:hover {
  background: rgba(30, 58, 95, 0.08);
  color: #1e3a5f;
}

.post-card-horizontal .read-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #1e3a5f;
  font-weight: 500;
  font-size: 0.75rem;
  text-decoration: none;
  transition: all 0.2s ease;
}

.post-card-horizontal .read-more:hover {
  gap: 10px;
  color: #2c4a6e;
}

/* 博客侧边栏 */
.blog-sidebar {
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: sticky;
  top: calc(var(--header-height) + 20px);
}

.sidebar-widget {
  background: white;
  border-radius: 12px;
  border: 1px solid #e2e8f0;
  overflow: hidden;
}

.sidebar-widget .widget-title {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: linear-gradient(135deg, #1e3a5f 0%, #2c4a6e 100%);
  color: white;
  font-size: 0.8125rem;
  font-weight: 600;
  margin: 0;
  letter-spacing: 0.02em;
}

.sidebar-widget .widget-title i {
  font-size: 0.875rem;
  opacity: 0.9;
}

/* 作者简介 */
.author-card {
  padding: 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.author-avatar {
  margin-bottom: 12px;
}

.author-avatar img {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
}

.author-info {
  width: 100%;
}

.author-name {
  font-size: 0.9375rem;
  font-weight: 600;
  color: #1e293b;
  margin: 0 0 8px;
}

.author-bio {
  font-size: 0.8125rem;
  color: #64748b;
  line-height: 1.6;
  margin: 0;
}

/* 分类列表 - 简约风格 */
.category-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.category-list .category-item {
  border: none;
  border-radius: 0;
  background: transparent;
  border-bottom: 1px solid #f1f5f9;
}

.category-list .category-item:last-child {
  border-bottom: none;
}

.category-list .category-item a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 6px 8px;
  color: #475569;
  text-decoration: none;
  font-size: 0.875rem;
  transition: background 0.15s ease;
  border: none;
  border-radius: 0;
}

.category-list .category-item a:hover {
  background: #f8fafc;
  color: #1e3a5f;
  border: none;
}

.category-list .category-name {
  flex: 1;
}

.category-list .category-count {
  font-size: 0.75rem;
  color: #94a3b8;
  font-weight: 500;
}

/* 标签云 */
.tag-cloud {
  padding: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag-item {
  display: inline-block;
  padding: 4px 10px;
  background: #f8fafc;
  color: #64748b;
  border-radius: 6px;
  font-size: 0.75rem;
  text-decoration: none;
  transition: all 0.2s ease;
  border: 1px solid transparent;
}

.tag-item:hover {
  background: rgba(30, 58, 95, 0.08);
  color: #1e3a5f;
  border-color: rgba(30, 58, 95, 0.15);
}

/* 随机文章 */
.random-posts-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.random-post-item {
  border-bottom: 1px solid #f1f5f9;
}

.random-post-item:last-child {
  border-bottom: none;
}

.random-post-item .post-link {
  display: flex;
  gap: 12px;
  padding: 12px;
  text-decoration: none;
  transition: background 0.15s ease;
}

.random-post-item .post-link:hover {
  background: #f8fafc;
}

.random-post-item .post-thumb {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  border-radius: 8px;
  overflow: hidden;
  background: #f1f5f9;
}

.random-post-item .post-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.random-post-item .post-thumb-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
}

.random-post-item .post-thumb-placeholder i {
  font-size: 1.25rem;
  color: #cbd5e1;
}

.random-post-item .post-info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.random-post-item .post-title {
  display: block;
  font-size: 0.8125rem;
  font-weight: 500;
  color: #1e293b;
  line-height: 1.4;
  margin-bottom: 4px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.random-post-item .post-link:hover .post-title {
  color: #1e3a5f;
}

.random-post-item .post-date {
  font-size: 0.6875rem;
  color: #94a3b8;
}

/* 无结果 */
.no-results {
  background: white;
  border-radius: 12px;
  padding: 60px 20px;
  text-align: center;
  border: 1px solid rgba(226, 232, 240, 0.8);
}

.no-results-content i {
  font-size: 3rem;
  color: #cbd5e1;
  margin-bottom: 16px;
}

.no-results .page-title {
  font-size: 1.125rem;
  color: #475569;
  margin-bottom: 8px;
}

.no-results p {
  font-size: 0.875rem;
  color: #94a3b8;
  margin: 0;
}

/* 响应式 */
@media (max-width: 1024px) {
  .archive-layout {
    grid-template-columns: 1fr 260px;
  }
}

@media (max-width: 768px) {
  .archive-layout {
    grid-template-columns: 1fr;
  }

  .blog-sidebar,
  .tag-sidebar {
    position: static;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  .sidebar-widget:first-child {
    grid-column: 1 / -1;
  }

  .post-card-horizontal {
    grid-template-columns: 1fr;
  }

  .post-card-horizontal .post-thumbnail {
    display: none;
  }

  .page-header {
    padding: 24px 20px;
  }

  .page-title {
    font-size: 1.25rem;
  }
}

@media (max-width: 480px) {
  .blog-sidebar,
  .tag-sidebar {
    grid-template-columns: 1fr;
  }
}

/* ===================================
   文章详情页 - 现代左右两栏布局
   =================================== */
.single-post-page {
  padding: 32px 0;
  background: var(--gray-50);
  min-height: 100vh;
}

.single-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 32px;
  align-items: start;
}

/* 文章主卡片 */
.single-content .article-card {
  background: white;
  border-radius: 12px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
  overflow: hidden;
}

/* 文章头部 */
.article-header {
  padding: 32px 32px 24px;
  border-bottom: 1px solid var(--gray-100);
}

.article-categories {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.category-badge {
  display: inline-block;
  padding: 4px 12px;
  background: var(--primary-50);
  color: var(--primary-600);
  border-radius: 4px;
  font-size: 0.8125rem;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.2s ease;
}

.category-badge:hover {
  background: var(--primary-100);
}

.article-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--gray-900);
  line-height: 1.4;
  margin-bottom: 20px;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px;
}

.meta-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.meta-author .avatar {
  border-radius: 50%;
}

.author-detail {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.author-detail .author-name {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--gray-800);
}

.author-detail .author-title {
  font-size: 0.75rem;
  color: var(--gray-500);
}

.meta-info {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-left: auto;
}

.meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8125rem;
  color: var(--gray-500);
}

.meta-item i {
  font-size: 0.875rem;
}

/* 特色图片 */
.article-featured-image {
  position: relative;
  margin: 0;
}

.article-featured-image img {
  width: 100%;
  height: auto;
  display: block;
}

.image-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 12px 16px;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
  color: white;
  font-size: 0.8125rem;
}

/* 文章内容 */
.article-content {
  padding: 32px;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--gray-700);
}

.article-content h1,
.article-content h2,
.article-content h3,
.article-content h4,
.article-content h5,
.article-content h6 {
  font-weight: 600;
  margin-top: 32px;
  margin-bottom: 16px;
  color: var(--gray-900);
}

.article-content h1 {
  font-size: 1.75rem;
}

.article-content h2 {
  font-size: 1.5rem;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--primary-100);
}

.article-content h3 {
  font-size: 1.25rem;
}

.article-content p {
  margin-bottom: 18px;
}

.article-content img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin: 24px 0;
}

.article-content blockquote {
  margin: 24px 0;
  padding: 20px 24px;
  background: var(--primary-50);
  border-left: 4px solid var(--primary-500);
  border-radius: 0 8px 8px 0;
  font-style: italic;
  color: var(--gray-600);
}

.article-content ul,
.article-content ol {
  margin: 20px 0;
  padding-left: 24px;
}

.article-content li {
  margin-bottom: 8px;
}

.article-content a {
  color: var(--primary-600);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease;
}

.article-content a:hover {
  border-bottom-color: var(--primary-600);
}

.article-content code {
  background: var(--gray-100);
  padding: 2px 8px;
  border-radius: 4px;
  font-family: 'SF Mono', 'Monaco', 'Inconsolata', monospace;
  font-size: 0.875em;
  color: #e74c3c;
}

.article-content pre {
  background: var(--gray-900);
  color: #f8f8f2;
  padding: 20px;
  border-radius: 8px;
  overflow-x: auto;
  margin: 24px 0;
}

.article-content pre code {
  background: transparent;
  color: inherit;
  padding: 0;
}

.article-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  border-radius: 8px;
  overflow: hidden;
}

.article-content th,
.article-content td {
  padding: 12px 16px;
  border: 1px solid var(--gray-200);
  text-align: left;
}

.article-content th {
  background: var(--gray-50);
  font-weight: 600;
}

.article-content tr:nth-child(even) {
  background: var(--gray-50);
}

/* 分页 */
.page-links {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--gray-200);
  display: flex;
  align-items: center;
  gap: 12px;
}

.page-links-title {
  font-weight: 600;
  color: var(--gray-700);
}

.page-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  background: var(--gray-100);
  border-radius: 6px;
  font-size: 0.875rem;
  color: var(--gray-600);
  text-decoration: none;
  transition: all 0.2s ease;
}

.page-number:hover,
.page-number.current {
  background: var(--primary-500);
  color: white;
}

/* 文章底部 */
.article-footer {
  padding: 24px 32px;
  border-top: 1px solid var(--gray-100);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 20px;
}

.article-tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.tags-label {
  color: var(--gray-500);
  font-size: 0.875rem;
}

.tags-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tags-list .tag-item {
  padding: 4px 10px;
  background: var(--gray-100);
  color: var(--gray-600);
  border-radius: 4px;
  font-size: 0.8125rem;
  text-decoration: none;
  transition: all 0.2s ease;
}

.tags-list .tag-item:hover {
  background: var(--primary-50);
  color: var(--primary-600);
}

.article-share {
  display: flex;
  align-items: center;
  gap: 12px;
}

.share-label {
  font-size: 0.875rem;
  color: var(--gray-500);
}

.share-buttons {
  display: flex;
  gap: 8px;
}

.share-btn {
  width: 36px;
  height: 36px;
  border-radius: 6px;
  border: none;
  background: var(--gray-100);
  color: var(--gray-500);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.share-btn:hover {
  transform: translateY(-2px);
}

.share-btn.share-weixin:hover {
  background: #07c160;
  color: white;
}

.share-btn.share-weibo:hover {
  background: #e6162d;
  color: white;
}

.share-btn.share-twitter:hover {
  background: #1da1f2;
  color: white;
}

.share-btn.share-link:hover {
  background: var(--primary-500);
  color: white;
}

/* 上下篇导航 */
.post-navigation {
  margin-top: 32px;
}

.post-navigation .nav-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.post-navigation .nav-item {
  padding: 20px;
  background: white;
  border-radius: 10px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
  transition: all 0.2s ease;
}

.post-navigation .nav-item:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
  transform: translateY(-2px);
}

.post-navigation .nav-empty {
  background: transparent;
  box-shadow: none;
}

.post-navigation .nav-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8125rem;
  color: var(--gray-500);
  margin-bottom: 8px;
}

.post-navigation .nav-title {
  color: var(--gray-800);
  font-weight: 500;
  font-size: 0.9375rem;
  text-decoration: none;
  transition: color 0.2s ease;
}

.post-navigation .nav-title:hover {
  color: var(--primary-600);
}

/* 相关文章 */
.related-posts {
  margin-top: 32px;
  padding: 24px;
  background: white;
  border-radius: 12px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.related-posts .section-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--gray-100);
}

.related-posts .section-title i {
  color: var(--primary-500);
  font-size: 0.875rem;
}

.related-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.related-list .related-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--gray-100);
  text-decoration: none;
  transition: all 0.2s ease;
}

.related-list .related-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.related-list .related-item:hover {
  background: transparent;
}

.related-list .related-title {
  font-size: 0.9375rem;
  font-weight: 400;
  color: var(--gray-700);
  transition: color 0.2s ease;
}

.related-list .related-item:hover .related-title {
  color: var(--primary-600);
}

.related-list .related-date {
  font-size: 0.8125rem;
  color: var(--gray-400);
  flex-shrink: 0;
  margin-left: 16px;
}
  text-overflow: ellipsis;
  white-space: nowrap;
}

.related-date {
  font-size: 0.75rem;
  color: var(--gray-500);
}

/* ===================================
   文章详情页侧边栏
   =================================== */
.single-sidebar {
  position: sticky;
  top: 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.single-sidebar .sidebar-widget {
  background: white;
  border-radius: 12px;
  border: 1px solid #e2e8f0;
  overflow: hidden;
}

.single-sidebar .widget-title {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: linear-gradient(135deg, #1e3a5f 0%, #2c4a6e 100%);
  color: white;
  font-size: 0.8125rem;
  font-weight: 600;
  margin: 0;
  letter-spacing: 0.02em;
}

.single-sidebar .widget-title i {
  font-size: 0.875rem;
  opacity: 0.9;
  color: white;
}

/* 目录组件 */
.widget-toc .toc-content {
  max-height: 300px;
  overflow-y: auto;
  padding: 12px;
}

.widget-toc .toc-content ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.widget-toc .toc-content li {
  margin-bottom: 2px;
}

.widget-toc .toc-content a {
  display: block;
  padding: 8px 12px;
  color: #475569;
  font-size: 0.8125rem;
  text-decoration: none;
  border-left: 2px solid transparent;
  border-radius: 0 6px 6px 0;
  transition: all 0.15s ease;
}

.widget-toc .toc-content a:hover,
.widget-toc .toc-content a.active {
  color: #1e3a5f;
  border-left-color: #1e3a5f;
  background: rgba(30, 58, 95, 0.05);
}

.widget-toc .toc-content .toc-h3 a {
  padding-left: 24px;
}

.widget-toc .toc-content .toc-h4 a {
  padding-left: 36px;
}

/* 作者信息组件 - 详情页 */
.single-sidebar .widget-author .author-card {
  padding: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.single-sidebar .widget-author .author-avatar {
  margin-bottom: 16px;
}

.single-sidebar .widget-author .author-avatar img,
.single-sidebar .widget-author .author-avatar .logo-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: contain;
  background: var(--gray-100);
  padding: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.single-sidebar .widget-author .author-info {
  width: 100%;
}

.single-sidebar .widget-author .author-name {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--gray-800);
  margin: 0 0 8px;
}

.single-sidebar .widget-author .author-bio {
  font-size: 0.875rem;
  color: var(--gray-600);
  line-height: 1.7;
  margin: 0 0 12px;
}

.single-sidebar .widget-author .author-stats {
  display: flex;
  justify-content: center;
  gap: 24px;
  padding-top: 12px;
  border-top: 1px solid var(--gray-100);
}

.single-sidebar .widget-author .stat-item {
  display: flex;
  flex-direction: column;
}

.single-sidebar .widget-author .stat-item strong {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary-600);
}

.single-sidebar .widget-author .stat-item label {
  font-size: 0.75rem;
  color: var(--gray-500);
}

/* 随机推荐组件 */
.single-sidebar .widget-random-posts .random-posts-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.single-sidebar .widget-random-posts .random-post-item {
  border-bottom: 1px solid #f1f5f9;
}

.single-sidebar .widget-random-posts .random-post-item:last-child {
  border-bottom: none;
}

.single-sidebar .widget-random-posts .post-link {
  display: flex;
  gap: 12px;
  padding: 12px 16px;
  text-decoration: none;
  transition: background 0.15s ease;
}

.single-sidebar .widget-random-posts .post-link:hover {
  background: #f8fafc;
}

.single-sidebar .widget-random-posts .post-info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.single-sidebar .widget-random-posts .post-title {
  display: block;
  font-size: 0.8125rem;
  font-weight: 500;
  color: #1e293b;
  line-height: 1.4;
  margin-bottom: 4px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.single-sidebar .widget-random-posts .post-link:hover .post-title {
  color: #1e3a5f;
}

.single-sidebar .widget-random-posts .post-date {
  font-size: 0.6875rem;
  color: #94a3b8;
}

/* 热门文章组件 */
.widget-popular-posts .popular-posts-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.popular-post-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 16px;
  border-bottom: 1px solid #f1f5f9;
}

.popular-post-item:last-child {
  border-bottom: none;
}

.post-rank {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f1f5f9;
  border-radius: 6px;
  font-size: 0.6875rem;
  font-weight: 600;
  color: #64748b;
  flex-shrink: 0;
}

.popular-post-item:nth-child(1) .post-rank {
  background: #fbbf24;
  color: white;
}

.popular-post-item:nth-child(2) .post-rank {
  background: #9ca3af;
  color: white;
}

.popular-post-item:nth-child(3) .post-rank {
  background: #b45309;
  color: white;
}

.popular-post-item .post-info {
  flex: 1;
  min-width: 0;
}

.popular-post-item .post-title {
  display: block;
  font-size: 0.8125rem;
  color: #475569;
  text-decoration: none;
  margin-bottom: 4px;
  transition: color 0.15s ease;
}

.popular-post-item .post-title:hover {
  color: #1e3a5f;
}

.popular-post-item .post-meta {
  font-size: 0.6875rem;
  color: #94a3b8;
}

/* 标签云组件 */
.single-sidebar .widget-tags .tag-cloud {
  padding: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.single-sidebar .widget-tags .tag-item {
  display: inline-block;
  padding: 4px 10px;
  background: #f8fafc;
  color: #64748b;
  border-radius: 6px;
  font-size: 0.75rem;
  text-decoration: none;
  transition: all 0.2s ease;
  border: 1px solid transparent;
}

.single-sidebar .widget-tags .tag-item:hover {
  background: rgba(30, 58, 95, 0.08);
  color: #1e3a5f;
  border-color: rgba(30, 58, 95, 0.15);
}

/* 兼容旧样式 */
.widget-tags-cloud .tags-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 12px;
}

.widget-tags-cloud .tag-item {
  display: inline-block;
  padding: 4px 10px;
  background: #f8fafc;
  color: #64748b;
  border-radius: 6px;
  font-size: 0.75rem;
  text-decoration: none;
  transition: all 0.2s ease;
  border: 1px solid transparent;
}

.widget-tags-cloud .tag-item:hover {
  background: rgba(30, 58, 95, 0.08);
  color: #1e3a5f;
  border-color: rgba(30, 58, 95, 0.15);
}

/* ===================================
   标签详情页
   =================================== */
.tag-archive-page {
  padding: 32px 0;
  background: var(--gray-50);
  min-height: 100vh;
}

/* 标签英雄区域 */
.tag-hero {
  display: flex;
  align-items: flex-start;
  gap: 24px;
  padding: 32px;
  background: linear-gradient(135deg, #1e3a5f 0%, #2c4a6e 100%);
  border-radius: 12px;
  margin-bottom: 24px;
  color: white;
}

.tag-hero-icon {
  width: 72px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 16px;
  flex-shrink: 0;
}

.tag-hero-icon i {
  font-size: 2rem;
  color: white;
}

.tag-hero-content {
  flex: 1;
}

.tag-hero-title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: white;
}

.tag-hero-desc {
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.6;
  margin-bottom: 16px;
}

.tag-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.tag-hero-meta .meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.9);
}

.tag-hero-meta .meta-item strong {
  font-weight: 600;
  color: white;
}

/* 标签侧边栏 */
.tag-sidebar {
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: sticky;
  top: calc(var(--header-height) + 20px);
}

.tag-sidebar .sidebar-widget {
  background: white;
  border-radius: 12px;
  border: 1px solid #e2e8f0;
  overflow: hidden;
}

.tag-sidebar .widget-title {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: linear-gradient(135deg, #1e3a5f 0%, #2c4a6e 100%);
  color: white;
  font-size: 0.8125rem;
  font-weight: 600;
  margin: 0;
  letter-spacing: 0.02em;
}

.tag-sidebar .widget-title i {
  font-size: 0.875rem;
  opacity: 0.9;
  color: white;
}

/* 标签信息卡片 */
.tag-info-card {
  display: flex;
  flex-direction: column;
  gap: 0;
  padding: 8px 0;
}

.tag-info-card .info-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 16px;
  border-bottom: 1px solid #f1f5f9;
}

.tag-info-card .info-item:last-child {
  border-bottom: none;
}

.tag-info-card .info-label {
  font-size: 0.8125rem;
  color: #64748b;
}

.tag-info-card .info-value {
  font-size: 0.8125rem;
  font-weight: 500;
  color: #1e293b;
}

.tag-admin-link {
  padding: 12px 16px;
  border-top: 1px solid #f1f5f9;
}

.tag-admin-link a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  color: #64748b;
  text-decoration: none;
  transition: color 0.15s ease;
}

.tag-admin-link a:hover {
  color: #1e3a5f;
}

/* 相关标签 */
.widget-related-tags .tags-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 12px;
}

.widget-related-tags .tag-item {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  background: #f8fafc;
  color: #64748b;
  border-radius: 6px;
  font-size: 0.75rem;
  text-decoration: none;
  transition: all 0.2s ease;
  border: 1px solid transparent;
}

.widget-related-tags .tag-item:hover {
  background: rgba(30, 58, 95, 0.08);
  color: #1e3a5f;
  border-color: rgba(30, 58, 95, 0.15);
}

.widget-related-tags .tag-item .tag-count {
  font-size: 0.625rem;
  padding: 2px 5px;
  background: rgba(0, 0, 0, 0.06);
  border-radius: 4px;
  color: #94a3b8;
}

.widget-related-tags .tag-item:hover .tag-count {
  background: rgba(30, 58, 95, 0.1);
}

/* 随机推荐 - 标签页侧边栏 */
.tag-sidebar .widget-random-posts .random-posts-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.tag-sidebar .widget-random-posts .random-post-item {
  border-bottom: 1px solid #f1f5f9;
}

.tag-sidebar .widget-random-posts .random-post-item:last-child {
  border-bottom: none;
}

.tag-sidebar .widget-random-posts .post-link {
  display: flex;
  gap: 12px;
  padding: 12px 16px;
  text-decoration: none;
  transition: background 0.15s ease;
}

.tag-sidebar .widget-random-posts .post-link:hover {
  background: #f8fafc;
}

.tag-sidebar .widget-random-posts .post-info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.tag-sidebar .widget-random-posts .post-title {
  display: block;
  font-size: 0.8125rem;
  font-weight: 500;
  color: #1e293b;
  line-height: 1.4;
  margin-bottom: 4px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.tag-sidebar .widget-random-posts .post-link:hover .post-title {
  color: #1e3a5f;
}

.tag-sidebar .widget-random-posts .post-date {
  font-size: 0.6875rem;
  color: #94a3b8;
}

/* 文章分类 - 标签页侧边栏 */
.tag-sidebar .widget-categories .category-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.tag-sidebar .widget-categories .category-item {
  border: none;
  border-radius: 0;
  background: transparent;
  border-bottom: 1px solid #f1f5f9;
}

.tag-sidebar .widget-categories .category-item:last-child {
  border-bottom: none;
}

.tag-sidebar .widget-categories .category-item a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 12px 16px;
  color: #475569;
  text-decoration: none;
  font-size: 0.875rem;
  transition: background 0.15s ease;
  border: none;
  border-radius: 0;
}

.tag-sidebar .widget-categories .category-item a:hover {
  background: #f8fafc;
  color: #1e3a5f;
  border: none;
}

.tag-sidebar .widget-categories .category-name {
  flex: 1;
}

.tag-sidebar .widget-categories .category-count {
  font-size: 0.75rem;
  color: #94a3b8;
  font-weight: 500;
}

/* 无结果提示 */
.no-results {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
  background: white;
  border-radius: 12px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.no-results-content {
  max-width: 320px;
  margin: 0 auto;
}

.no-results-icon {
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gray-100);
  border-radius: 50%;
  margin: 0 auto 20px;
}

.no-results-icon i {
  font-size: 2.5rem;
  color: var(--gray-400);
}

.no-results-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 8px;
}

.no-results-content p {
  font-size: 0.9375rem;
  color: var(--gray-500);
  margin-bottom: 20px;
}

.btn-back-home {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background: var(--primary-500);
  color: white;
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.2s ease;
}

.btn-back-home:hover {
  background: var(--primary-600);
  transform: translateY(-2px);
}

/* ===================================
   响应式
   =================================== */
@media (max-width: 768px) {
  .posts-grid {
    grid-template-columns: 1fr;
  }

  .page-title {
    font-size: 1.25rem;
  }

  /* 标签详情页响应式 */
  .tag-hero {
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 24px 20px;
  }

  .tag-hero-icon {
    width: 60px;
    height: 60px;
  }

  .tag-hero-icon i {
    font-size: 1.5rem;
  }

  .tag-hero-title {
    font-size: 1.375rem;
  }

  .tag-hero-meta {
    justify-content: center;
  }

  .tag-sidebar {
    position: static;
  }

  .tag-sidebar,
  .single-sidebar {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  .tag-sidebar .sidebar-widget:first-child,
  .single-sidebar .sidebar-widget:first-child {
    grid-column: 1 / -1;
  }

  /* 文章详情页响应式 */
  .single-layout {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .single-sidebar {
    position: static;
    order: 2;
  }

  .article-footer {
    padding: 20px;
    flex-direction: column;
    gap: 16px;
  }

  .author-card {
    flex-direction: column;
    text-align: center;
    padding: 20px;
  }

  .author-card .author-avatar {
    margin: 0 auto;
  }

  .author-card .author-header {
    flex-direction: column;
    gap: 4px;
  }

  .post-navigation .nav-links {
    grid-template-columns: 1fr;
  }

  .comments-area {
    padding: 24px 20px;
  }
}

@media (max-width: 480px) {
  .tag-sidebar,
  .single-sidebar {
    grid-template-columns: 1fr;
  }
}

/* ===================================
   404错误页面
   =================================== */
.error-404-page {
  padding: 60px 0;
  min-height: calc(100vh - 200px);
  display: flex;
  align-items: center;
}

.error-wrapper {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.error-illustration {
  position: relative;
  margin-bottom: 40px;
}

.error-code {
  font-size: 10rem;
  font-weight: 800;
  color: #f1f5f9;
  line-height: 1;
  letter-spacing: -0.05em;
  user-select: none;
}

.error-icon-wrapper {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100px;
  height: 100px;
  background: linear-gradient(135deg, #1e3a5f 0%, #2c4a6e 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 40px rgba(30, 58, 95, 0.3);
}

.error-icon-wrapper i {
  font-size: 2.5rem;
  color: white;
  animation: compass-spin 2s ease-in-out infinite;
}

@keyframes compass-spin {
  0%, 100% { transform: rotate(0deg); }
  25% { transform: rotate(15deg); }
  75% { transform: rotate(-15deg); }
}

.error-content {
  margin-bottom: 48px;
}

.error-title {
  font-size: 2rem;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 16px;
}

.error-description {
  font-size: 1rem;
  color: #64748b;
  line-height: 1.8;
  max-width: 500px;
  margin: 0 auto 32px;
}

.error-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.btn-back-home {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  background: linear-gradient(135deg, #1e3a5f 0%, #2c4a6e 100%);
  color: white;
  border-radius: 8px;
  font-size: 0.9375rem;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.2s ease;
  box-shadow: 0 4px 15px rgba(30, 58, 95, 0.25);
}

.btn-back-home:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(30, 58, 95, 0.35);
}

.btn-go-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  background: white;
  color: #1e3a5f;
  border: 2px solid #e2e8f0;
  border-radius: 8px;
  font-size: 0.9375rem;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.2s ease;
}

.btn-go-back:hover {
  border-color: #1e3a5f;
  background: #f8fafc;
}

.error-suggestions {
  margin-bottom: 48px;
}

.suggestions-title {
  font-size: 1rem;
  font-weight: 600;
  color: #475569;
  margin-bottom: 20px;
}

.suggestions-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.suggestion-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 20px 16px;
  background: white;
  border-radius: 12px;
  text-decoration: none;
  border: 1px solid #e2e8f0;
  transition: all 0.2s ease;
}

.suggestion-item:hover {
  border-color: #1e3a5f;
  transform: translateY(-4px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.suggestion-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, rgba(30, 58, 95, 0.1) 0%, rgba(44, 74, 110, 0.1) 100%);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.suggestion-icon i {
  font-size: 1.25rem;
  color: #1e3a5f;
}

.suggestion-text {
  font-size: 0.875rem;
  font-weight: 500;
  color: #475569;
}

.error-search {
  max-width: 500px;
  margin: 0 auto;
}

.error-search .search-title {
  font-size: 1rem;
  font-weight: 600;
  color: #475569;
  margin-bottom: 16px;
}

.error-search .search-form {
  display: flex;
  gap: 0;
  background: white;
  border-radius: 8px;
  overflow: hidden;
  border: 2px solid #e2e8f0;
  transition: border-color 0.2s ease;
}

.error-search .search-form:focus-within {
  border-color: #1e3a5f;
}

.error-search .search-field {
  flex: 1;
  padding: 14px 20px;
  border: none;
  font-size: 0.9375rem;
  outline: none;
}

.error-search .search-submit {
  padding: 14px 24px;
  background: #1e3a5f;
  border: none;
  color: white;
  cursor: pointer;
  transition: background 0.2s ease;
}

.error-search .search-submit:hover {
  background: #2c4a6e;
}

/* ===================================
   单页模板
   =================================== */
.single-page {
  padding: 32px 0;
  background: var(--gray-50);
}

.page-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 32px;
  align-items: start;
}

.page-article {
  background: white;
  border-radius: 12px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
  border: 1px solid rgba(226, 232, 240, 0.8);
  overflow: hidden;
}

.page-header-section {
  padding: 32px;
  border-bottom: 1px solid #f1f5f9;
}

.page-article-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 12px;
  line-height: 1.3;
}

.page-meta {
  display: flex;
  gap: 16px;
}

.page-meta .meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8125rem;
  color: #64748b;
}

.page-meta .meta-item i {
  font-size: 0.875rem;
}

.page-featured-image {
  margin: 0;
}

.page-featured-image img {
  width: 100%;
  height: auto;
  display: block;
}

.page-content {
  padding: 32px;
  font-size: 1rem;
  line-height: 1.8;
  color: #475569;
}

.page-content h1,
.page-content h2,
.page-content h3,
.page-content h4,
.page-content h5,
.page-content h6 {
  font-weight: 600;
  margin-top: 32px;
  margin-bottom: 16px;
  color: #0f172a;
}

.page-content h2 {
  font-size: 1.5rem;
  padding-bottom: 10px;
  border-bottom: 2px solid #e2e8f0;
}

.page-content h3 {
  font-size: 1.25rem;
}

.page-content p {
  margin-bottom: 18px;
}

.page-content img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin: 24px 0;
}

.page-content ul,
.page-content ol {
  margin: 20px 0;
  padding-left: 24px;
}

.page-content li {
  margin-bottom: 8px;
}

.page-content a {
  color: #1e3a5f;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease;
}

.page-content a:hover {
  border-bottom-color: #1e3a5f;
}

.page-content blockquote {
  margin: 24px 0;
  padding: 20px 24px;
  background: #f8fafc;
  border-left: 4px solid #1e3a5f;
  border-radius: 0 8px 8px 0;
  color: #64748b;
}

.page-content code {
  background: #f1f5f9;
  padding: 2px 8px;
  border-radius: 4px;
  font-family: 'SF Mono', 'Monaco', monospace;
  font-size: 0.875em;
  color: #dc2626;
}

.page-content pre {
  background: #1e293b;
  color: #e2e8f0;
  padding: 20px;
  border-radius: 8px;
  overflow-x: auto;
  margin: 24px 0;
}

.page-content pre code {
  background: transparent;
  color: inherit;
  padding: 0;
}

.page-footer {
  padding: 20px 32px;
  border-top: 1px solid #f1f5f9;
  background: #f8fafc;
}

.page-footer .edit-link a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8125rem;
  color: #64748b;
  text-decoration: none;
  transition: color 0.2s ease;
}

.page-footer .edit-link a:hover {
  color: #1e3a5f;
}

/* 页面侧边栏 */
.page-sidebar {
  position: sticky;
  top: calc(var(--header-height) + 20px);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.page-sidebar .sidebar-widget {
  background: white;
  border-radius: 12px;
  border: 1px solid #e2e8f0;
  overflow: hidden;
}

.page-sidebar .widget-title {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: linear-gradient(135deg, #1e3a5f 0%, #2c4a6e 100%);
  color: white;
  font-size: 0.8125rem;
  font-weight: 600;
  margin: 0;
}

.page-sidebar .widget-title i {
  font-size: 0.875rem;
  opacity: 0.9;
  color: white;
}

.page-sidebar .toc-content {
  max-height: 300px;
  overflow-y: auto;
  padding: 12px;
}

.page-sidebar .toc-content ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.page-sidebar .toc-content a {
  display: block;
  padding: 8px 12px;
  color: #475569;
  font-size: 0.8125rem;
  text-decoration: none;
  border-left: 2px solid transparent;
  border-radius: 0 6px 6px 0;
  transition: all 0.15s ease;
}

.page-sidebar .toc-content a:hover,
.page-sidebar .toc-content a.active {
  color: #1e3a5f;
  border-left-color: #1e3a5f;
  background: rgba(30, 58, 95, 0.05);
}

.page-sidebar .toc-content .toc-h3 a {
  padding-left: 24px;
}

.related-pages-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.related-page-item {
  border-bottom: 1px solid #f1f5f9;
}

.related-page-item:last-child {
  border-bottom: none;
}

.related-page-item a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  color: #475569;
  text-decoration: none;
  font-size: 0.8125rem;
  transition: all 0.15s ease;
}

.related-page-item a:hover {
  background: #f8fafc;
  color: #1e3a5f;
}

.related-page-item a i {
  color: #94a3b8;
  font-size: 0.875rem;
}

.widget-contact .contact-info {
  padding: 16px;
}

.widget-contact .contact-text {
  font-size: 0.8125rem;
  color: #64748b;
  margin: 0 0 12px;
  line-height: 1.5;
}

.widget-contact .contact-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 16px;
  background: #1e3a5f;
  color: white;
  border-radius: 6px;
  font-size: 0.8125rem;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.2s ease;
}

.widget-contact .contact-btn:hover {
  background: #2c4a6e;
}

/* 推荐阅读 */
.page-sidebar .widget-recommended-posts .recommended-posts-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.page-sidebar .widget-recommended-posts .recommended-post-item {
  border-bottom: 1px solid #f1f5f9;
}

.page-sidebar .widget-recommended-posts .recommended-post-item:last-child {
  border-bottom: none;
}

.page-sidebar .widget-recommended-posts .recommended-post-item a {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px 16px;
  text-decoration: none;
  transition: background 0.15s ease;
}

.page-sidebar .widget-recommended-posts .recommended-post-item a:hover {
  background: #f8fafc;
}

.page-sidebar .widget-recommended-posts .post-title {
  font-size: 0.8125rem;
  font-weight: 500;
  color: #1e293b;
  line-height: 1.4;
  transition: color 0.15s ease;
}

.page-sidebar .widget-recommended-posts .recommended-post-item a:hover .post-title {
  color: #1e3a5f;
}

.page-sidebar .widget-recommended-posts .post-date {
  font-size: 0.6875rem;
  color: #94a3b8;
}

/* 物料推荐 */
.page-sidebar .widget-recommended-items .recommended-items-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  padding: 12px;
}

.page-sidebar .widget-recommended-items .recommended-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 12px 8px;
  background: #f8fafc;
  border-radius: 8px;
  text-decoration: none;
  transition: all 0.2s ease;
  border: 1px solid transparent;
}

.page-sidebar .widget-recommended-items .recommended-item:hover {
  background: white;
  border-color: #e2e8f0;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.page-sidebar .widget-recommended-items .item-thumb {
  width: 48px;
  height: 48px;
  border-radius: 6px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.page-sidebar .widget-recommended-items .item-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-sidebar .widget-recommended-items .item-thumb-placeholder {
  background: linear-gradient(135deg, #e2e8f0, #f1f5f9);
  color: #64748b;
}

.page-sidebar .widget-recommended-items .item-thumb-placeholder i {
  font-size: 1.25rem;
}

.page-sidebar .widget-recommended-items .item-title {
  font-size: 0.75rem;
  color: #475569;
  text-align: center;
  line-height: 1.3;
}

.page-sidebar .widget-recommended-items .recommended-item:hover .item-title {
  color: #1e3a5f;
}

/* ===================================
   评论区域
   =================================== */
.comments-area {
  background: white;
  padding: 32px;
  border-radius: 12px;
  margin-top: 32px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.comments-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.comments-title i {
  color: var(--primary-500);
}

.comment-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.comment-list > .comment-item {
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--gray-100);
}

.comment-list > .comment-item:last-child {
  border-bottom: none;
}

.comment-body {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.comment-meta {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.comment-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.comment-author .avatar {
  border-radius: 0;
}

.comment-author-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.comment-author .fn {
  font-weight: 600;
  color: var(--gray-800);
  font-size: 1rem;
}

.comment-date {
  font-size: 0.875rem;
  color: var(--gray-500);
}

.comment-date a {
  color: var(--gray-500);
  text-decoration: none;
}

.comment-date a:hover {
  color: var(--primary-600);
}

.comment-content {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--gray-700);
}

.comment-content p {
  margin-bottom: 12px;
}

.comment-actions {
  display: flex;
  gap: 16px;
  font-size: 0.875rem;
}

.reply-link a,
.edit-link a {
  color: var(--primary-600);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
}

.reply-link a:hover,
.edit-link a:hover {
  color: var(--primary-700);
}

.children {
  list-style: none;
  margin-top: 24px;
  padding-left: 40px;
}

.children .comment-item {
  margin-bottom: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--gray-100);
}

.children .comment-item:last-child {
  border-bottom: none;
}

/* 评论表单 */
.comment-respond {
  margin-top: 32px;
  padding-top: 32px;
  border-top: 2px solid var(--primary-100);
}

.comment-reply-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.comment-reply-title small {
  font-size: 0.875rem;
  font-weight: 400;
  margin-left: 16px;
}

.comment-reply-title small a {
  color: var(--primary-600);
  text-decoration: none;
}

.comment-reply-title small a:hover {
  color: var(--primary-700);
}

.comment-notes {
  font-size: 0.875rem;
  color: var(--gray-500);
  margin-bottom: 24px;
}

.required-field-message {
  color: var(--error);
}

.comment-form {
  display: grid;
  gap: 20px;
}

.comment-form p {
  margin: 0;
}

.comment-form label {
  display: block;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 8px;
  font-size: 0.9375rem;
}

.comment-form .required {
  color: var(--error);
}

.comment-form input[type="text"],
.comment-form input[type="email"],
.comment-form input[type="url"],
.comment-form textarea {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--gray-200);
  border-radius: 0;
  font-size: 0.9375rem;
  transition: all 0.3s ease;
}

.comment-form input:focus,
.comment-form textarea:focus {
  outline: none;
  border-color: var(--primary-400);
  box-shadow: 0 0 0 3px rgba(30, 58, 95, 0.1);
}

.comment-form textarea {
  min-height: 120px;
  resize: vertical;
}

.form-submit {
  margin-top: 8px;
}

.comment-form .submit {
  background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
  color: white;
  border: none;
  padding: 12px 32px;
  border-radius: 0;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.3s ease;
}

.comment-form .submit:hover {
  background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(30, 58, 95, 0.3);
}

.logged-in-as {
  font-size: 0.875rem;
  color: var(--gray-500);
  margin-bottom: 24px;
}

.logged-in-as a {
  color: var(--primary-600);
  text-decoration: none;
}

.logged-in-as a:hover {
  color: var(--primary-700);
}

/* 无评论提示 */
.no-comments {
  text-align: center;
  padding: 40px 20px;
  color: var(--gray-500);
  font-size: 1rem;
}

/* 评论导航 */
.comment-navigation {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--gray-200);
}

.comment-navigation .nav-previous,
.comment-navigation .nav-next {
  color: var(--gray-600);
}

.comment-navigation a {
  color: var(--primary-600);
  text-decoration: none;
  font-weight: 600;
}

.comment-navigation a:hover {
  text-decoration: underline;
}

/* 响应式 */
@media (max-width: 768px) {
  .comments-area {
    padding: 24px;
  }

  .comments-title {
    font-size: 1.25rem;
  }

  .children {
    padding-left: 20px;
  }

  .comment-actions {
    flex-wrap: wrap;
  }
}

/* ===================================
   物料管理页面
   =================================== */
.items-index-page,
.items-category-page,
.single-item-page {
  padding: 32px 0;
  background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
  min-height: calc(100vh - var(--header-height));
}

.items-page-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 24px;
  align-items: start;
}

/* 左侧边栏 */
.items-sidebar {
  position: sticky;
  top: calc(var(--header-height) + 20px);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* 搜索组件 - 工业风格 */
.items-search-widget {
  background: #fff;
  padding: 16px;
  border-radius: 4px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  border: 1px solid #e0e0e0;
}

.items-search-form .search-input-wrapper {
  display: flex;
  gap: 8px;
}

.items-search-form .search-input {
  flex: 1;
  padding: 10px 12px;
  border: 2px solid #d0d0d0;
  border-radius: 4px;
  font-size: 0.8125rem;
  transition: all 0.2s ease;
  background: #fafafa;
  color: #333;
}

.items-search-form .search-input:focus {
  border-color: #1e3a5f;
  background: #fff;
  outline: none;
  box-shadow: 0 0 0 3px rgba(30, 58, 95, 0.1);
}

.items-search-form .search-input::placeholder {
  color: #999;
}

.items-search-form .search-submit {
  padding: 10px 14px;
  background: #1e3a5f;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.875rem;
  transition: all 0.2s ease;
}

.items-search-form .search-submit:hover {
  background: #2c4a6e;
}

/* 分类组件 - 工业风格 */
.items-categories-widget {
  background: #fff;
  border-radius: 4px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  border: 1px solid #e0e0e0;
  overflow: hidden;
}

.items-categories-widget .widget-title {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 16px;
  background: linear-gradient(180deg, #f8f9fa 0%, #f0f0f0 100%);
  color: #1e3a5f;
  font-size: 0.875rem;
  font-weight: 700;
  margin: 0;
  border-bottom: 2px solid #1e3a5f;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.items-categories-widget .widget-title i {
  font-size: 0.9375rem;
  color: #1e3a5f;
}

.items-categories-widget .items-category-list {
  list-style: none;
  padding: 8px 0;
  margin: 0;
}

.items-categories-widget .category-item {
  border-bottom: 1px solid #f0f0f0;
  display: block;
  background: transparent;
  border-left: none;
  border-right: none;
  border-top: none;
  border-radius: 0;
  padding: 0;
}

.items-categories-widget .category-item:last-child {
  border-bottom: none;
}

.items-categories-widget .category-item > a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  color: #444;
  text-decoration: none;
  transition: all 0.15s ease;
  font-size: 0.875rem;
  border-left: 3px solid transparent;
}

.items-categories-widget .category-item > a:hover {
  background: #f5f7fa;
  color: #1e3a5f;
  border-left-color: #1e3a5f;
}

.items-categories-widget .category-item.active > a {
  background: #eef3f8;
  color: #1e3a5f;
  font-weight: 600;
  border-left-color: #1e3a5f;
}

.items-categories-widget .category-icon,
.items-categories-widget .category-logo {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f0f0f0;
  border-radius: 4px;
  flex-shrink: 0;
  border: none;
}

.items-categories-widget .category-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 3px;
}

.items-categories-widget .category-icon i {
  font-size: 0.75rem;
  color: #666;
}

.items-categories-widget .category-name {
  flex: 1;
  font-size: 0.875rem;
}

.items-categories-widget .category-count {
  font-size: 0.6875rem;
  color: #888;
  background: #e8e8e8;
  padding: 2px 6px;
  border-radius: 3px;
  font-weight: 600;
}

.items-categories-widget .category-item.active .category-count {
  background: #1e3a5f;
  color: #fff;
}

/* 子分类 */
.items-categories-widget .items-sub-category-list {
  list-style: none;
  padding: 4px 0;
  margin: 0;
  background: #fafafa;
  border-top: 1px solid #e8e8e8;
}

.items-categories-widget .sub-category-item {
  border-top: 1px solid #f0f0f0;
  display: block;
  background: transparent;
  border: none;
  border-radius: 0;
  padding: 0;
}

.items-categories-widget .sub-category-item:first-child {
  border-top: none;
}

.items-categories-widget .sub-category-item > a {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px 8px 32px;
  color: #666;
  font-size: 0.8125rem;
  text-decoration: none;
  transition: all 0.15s ease;
}

.items-categories-widget .sub-category-item > a:hover,
.items-categories-widget .sub-category-item.active > a {
  background: #eef3f8;
  color: #1e3a5f;
}

.items-categories-widget .sub-category-item.active > a {
  font-weight: 600;
}

/* 右侧内容区 */
.items-content {
  min-width: 0;
}

.items-page-header {
  background: white;
  padding: 16px 20px;
  border-radius: 8px;
  margin-bottom: 16px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
  border: 1px solid #eee;
}

.items-page-header .page-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: #1e293b;
  margin: 0 0 6px;
}

.items-page-header .page-description {
  color: #666;
  font-size: 0.75rem;
  line-height: 1.5;
  margin: 0;
}

.category-header-content {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}

.category-header-logo {
  width: 48px;
  height: 48px;
  background: #f8fafc;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border: 1px solid #e2e8f0;
}

.category-header-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 7px;
}

/* 物料网格 */
.items-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
}

.item-card {
  background: white;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
  border: 1px solid rgba(226, 232, 240, 0.8);
  transition: all 0.2s ease;
  display: flex;
  flex-direction: column;
}

.item-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.08);
  border-color: rgba(30, 58, 95, 0.15);
}

.item-thumbnail {
  position: relative;
  width: 100%;
  padding-top: 65%;
  overflow: hidden;
  background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
}

.item-thumbnail img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.item-card:hover .item-thumbnail img {
  transform: scale(1.03);
}

.item-thumbnail-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
}

.item-thumbnail-placeholder i {
  font-size: 1.5rem;
  color: #cbd5e1;
}

/* 随机缩略图和默认产品图片样式 */
.random-thumbnail,
.default-product-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.thumbnail-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
  color: #cbd5e1;
}

.thumbnail-placeholder i {
  font-size: 1.5rem;
}

.item-content {
  padding: 10px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.item-title {
  font-size: 0.8125rem;
  font-weight: 600;
  color: #1e293b;
  margin: 0 0 4px;
  line-height: 1.4;
}

.item-title a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease;
}

.item-title a:hover {
  color: #1e3a5f;
}

.item-sku {
  display: inline-block;
  font-size: 0.625rem;
  color: #1e3a5f;
  font-family: 'SF Mono', 'Monaco', monospace;
  margin-bottom: 3px;
  background: rgba(30, 58, 95, 0.08);
  padding: 1px 5px;
  border-radius: 3px;
}

.item-manufacturer {
  display: block;
  font-size: 0.6875rem;
  color: #94a3b8;
  margin-bottom: 6px;
}

.item-excerpt {
  flex: 1;
  font-size: 0.6875rem;
  color: #64748b;
  line-height: 1.5;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.item-footer {
  padding-top: 8px;
  border-top: 1px solid #f1f5f9;
}

.item-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: #1e3a5f;
  font-weight: 500;
  font-size: 0.6875rem;
  text-decoration: none;
  transition: all 0.2s ease;
}

.item-link:hover {
  gap: 8px;
  color: #2c4a6e;
}

/* 无物料提示 */
.no-items {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
  background: white;
  border-radius: 12px;
  border: 1px solid rgba(226, 232, 240, 0.8);
}

.no-items i {
  font-size: 3rem;
  color: #cbd5e1;
  margin-bottom: 16px;
}

.no-items h3 {
  font-size: 1rem;
  color: #475569;
  margin-bottom: 6px;
  font-weight: 600;
}

.no-items p {
  color: #94a3b8;
  font-size: 0.8125rem;
  margin: 0;
}

/* 物料详情页 */
.single-item {
  background: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05), 0 1px 2px rgba(0, 0, 0, 0.03);
  border: 1px solid rgba(226, 232, 240, 0.8);
}

.item-header {
  padding: 28px 32px;
  background: linear-gradient(135deg, rgba(30, 58, 95, 0.03) 0%, white 100%);
  border-bottom: 1px solid #f1f5f9;
}

.item-main-info {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 32px;
  align-items: start;
}

.item-featured-image {
  width: 100%;
  aspect-ratio: 1;
  background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid #e2e8f0;
}

.item-featured-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.item-image-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
}

.item-image-placeholder i {
  font-size: 4rem;
  color: #cbd5e1;
}

.item-info {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.item-info .item-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: #1e293b;
  margin: 0;
  line-height: 1.3;
  letter-spacing: -0.02em;
}

.item-sku .label,
.item-manufacturer-info .label,
.item-categories .label {
  font-weight: 500;
  color: #94a3b8;
  margin-right: 6px;
  font-size: 0.75rem;
}

.item-sku .value {
  font-family: 'SF Mono', 'Monaco', monospace;
  font-size: 0.875rem;
  color: #1e3a5f;
  font-weight: 600;
}

.item-manufacturer-info {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.manufacturer,
.mpn {
  display: flex;
  align-items: center;
  font-size: 0.8125rem;
  color: #64748b;
}

.mpn .value {
  font-family: 'SF Mono', 'Monaco', monospace;
  font-weight: 500;
}

.item-categories {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 12px 0;
}

.category-link {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  background: rgba(30, 58, 95, 0.06);
  color: #1e3a5f;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.2s ease;
}

.category-link:hover {
  background: rgba(30, 58, 95, 0.12);
}

.item-actions {
  display: flex;
  gap: 10px;
  padding-top: 12px;
}

.item-actions .btn {
  padding: 10px 20px;
  font-size: 0.8125rem;
  border-radius: 8px;
  font-weight: 500;
}

.item-actions .btn-primary {
  background: linear-gradient(135deg, #1e3a5f 0%, #2c4a6e 100%);
  border: none;
}

.item-actions .btn-primary:hover {
  background: linear-gradient(135deg, #162d4a 0%, #1e3a5f 100%);
  transform: translateY(-1px);
}

.item-actions .btn-secondary {
  background: white;
  border: 1px solid #e2e8f0;
  color: #475569;
}

.item-actions .btn-secondary:hover {
  background: #f8fafc;
  border-color: #cbd5e1;
}

.item-detail-content {
  padding: 28px 32px;
}

.item-section {
  margin-bottom: 32px;
}

.item-section:last-child {
  margin-bottom: 0;
}

.item-section .section-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1rem;
  font-weight: 600;
  color: #1e293b;
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 2px solid rgba(30, 58, 95, 0.1);
}

.item-section .section-title i {
  color: #1e3a5f;
  font-size: 0.875rem;
}

.item-section .section-content {
  font-size: 0.875rem;
  line-height: 1.7;
  color: #475569;
}

.short-description {
  font-size: 0.875rem;
  line-height: 1.7;
  color: #475569;
}

.specs-table {
  width: 100%;
  border-collapse: collapse;
  background: #fafbfc;
  border-radius: 8px;
  overflow: hidden;
}

.specs-table tr {
  border-bottom: 1px solid #f1f5f9;
}

.specs-table tr:last-child {
  border-bottom: none;
}

.specs-table th,
.specs-table td {
  padding: 10px 14px;
  text-align: left;
  font-size: 0.8125rem;
}

.specs-table th {
  font-weight: 600;
  color: #64748b;
  width: 160px;
  background: white;
}

.specs-table td {
  color: #1e293b;
  font-weight: 500;
}

.item-full-content {
  padding-top: 20px;
  border-top: 1px solid #f1f5f9;
}

.item-full-content .section-content {
  margin-top: 16px;
}

/* 响应式 */
@media (max-width: 1024px) {
  .items-page-layout {
    grid-template-columns: 220px 1fr;
    gap: 20px;
  }

  .items-grid {
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 12px;
  }

  .item-main-info {
    grid-template-columns: 200px 1fr;
    gap: 20px;
  }
}

@media (max-width: 768px) {
  .items-page-layout {
    grid-template-columns: 1fr;
  }

  .items-sidebar {
    position: static;
  }

  .items-categories-widget {
    max-height: 320px;
    overflow-y: auto;
  }

  .items-categories-widget .category-item > a {
    padding: 8px 12px;
    font-size: 0.8125rem;
  }

  .items-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  .item-content {
    padding: 8px;
  }

  .item-title {
    font-size: 0.75rem;
  }

  .item-main-info {
    grid-template-columns: 1fr;
  }

  .item-featured-image {
    max-width: 280px;
    margin: 0 auto;
  }

  .item-info {
    text-align: center;
  }

  .item-categories {
    justify-content: center;
  }

  .item-actions {
    justify-content: center;
    flex-wrap: wrap;
  }

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

  .item-header,
  .item-detail-content {
    padding: 20px;
  }

  .item-info .item-title {
    font-size: 1.25rem;
  }

  .specs-table th {
    width: auto;
    display: block;
    margin-bottom: 2px;
  }

  .specs-table td {
    display: block;
    padding-bottom: 12px;
  }

  .specs-table tr {
    padding-bottom: 12px;
    border-bottom: 1px solid #e2e8f0;
  }
}

/* ===================================
   OEM 定制页面样式
   =================================== */

/* 页面整体 */
.capacitor-oem-page {
  padding: 40px 0;
  background: var(--gray-50);
  min-height: calc(100vh - var(--header-height));
}

.capacitor-oem-page .container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px;
}

/* 页面头部 */
.oem-page-header {
  background: linear-gradient(135deg, var(--primary-600), var(--primary-500));
  color: white;
  padding: 48px;
  border-radius: 0;
  margin-bottom: 40px;
  box-shadow: 0 8px 32px rgba(30, 58, 95, 0.3);
}

.oem-header-content {
  margin-bottom: 24px;
}

.oem-page-header .page-title {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.oem-page-header .page-title i {
  font-size: 2.75rem;
}

.oem-page-header .page-description {
  font-size: 1.125rem;
  opacity: 0.95;
  max-width: 600px;
}

.oem-header-features {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

.oem-header-features .feature-item {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.15);
  padding: 12px 20px;
  border-radius: 0;
  font-weight: 500;
  backdrop-filter: blur(10px);
}

.oem-header-features .feature-item i {
  font-size: 1.25rem;
}

/* 页面布局 */
.oem-page-layout {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 40px;
  align-items: start;
}

/* 通用区块样式 */
.oem-section {
  background: white;
  border-radius: 0;
  padding: 32px;
  margin-bottom: 32px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.oem-section .section-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.oem-section .section-title i {
  color: var(--primary-500);
  font-size: 1.375rem;
}

/* 定制流程时间线 */
.process-timeline {
  position: relative;
  padding-left: 24px;
}

.process-timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(to bottom, var(--primary-500), var(--primary-600));
  border-radius: 0;
}

.process-step {
  position: relative;
  padding-bottom: 32px;
}

.process-step:last-child {
  padding-bottom: 0;
}

.process-step::before {
  content: '';
  position: absolute;
  left: -29px;
  top: 4px;
  width: 14px;
  height: 14px;
  background: white;
  border: 3px solid var(--primary-500);
  border-radius: 0;
  z-index: 1;
}

.step-number {
  display: inline-block;
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
  color: white;
  font-weight: 700;
  font-size: 0.875rem;
  line-height: 32px;
  text-align: center;
  border-radius: 0;
  margin-bottom: 12px;
}

.step-content h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: 8px;
}

.step-content p {
  color: var(--gray-600);
  font-size: 0.9375rem;
  line-height: 1.7;
}

/* 可定制参数网格 */
.parameters-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.parameter-card {
  background: var(--gray-50);
  border-radius: 0;
  padding: 24px;
  border: 1px solid var(--gray-200);
  transition: all 0.3s ease;
}

.parameter-card:hover {
  background: white;
  border-color: var(--primary-300);
  box-shadow: 0 4px 16px rgba(30, 58, 95, 0.15);
  transform: translateY(-4px);
}

.parameter-card .parameter-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--primary-100), var(--primary-50));
  border-radius: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.parameter-card .parameter-icon i {
  font-size: 1.5rem;
  color: var(--primary-600);
}

.parameter-card h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: 12px;
}

.parameter-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.parameter-card ul li {
  padding: 6px 0;
  color: var(--gray-600);
  font-size: 0.9375rem;
  position: relative;
  padding-left: 20px;
}

.parameter-card ul li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--primary-500);
  font-weight: bold;
}

/* 应用领域网格 */
.applications-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
}

.application-card {
  background: white;
  border: 1px solid var(--gray-200);
  border-radius: 0;
  padding: 24px;
  text-align: center;
  transition: all 0.3s ease;
}

.application-card:hover {
  border-color: var(--primary-300);
  box-shadow: 0 8px 24px rgba(30, 58, 95, 0.15);
  transform: translateY(-4px);
}

.application-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
  border-radius: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.application-icon i {
  font-size: 1.75rem;
  color: white;
}

.application-card h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: 8px;
}

.application-card p {
  color: var(--gray-600);
  font-size: 0.875rem;
  line-height: 1.6;
}

/* 定制优势网格 */
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.advantage-card {
  text-align: center;
  padding: 24px 16px;
  background: var(--primary-50);
  border-radius: 0;
  border: 1px solid var(--primary-100);
}

.advantage-number {
  font-size: 2.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 8px;
  line-height: 1.2;
}

.advantage-card h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: 8px;
}

.advantage-card p {
  font-size: 0.875rem;
  color: var(--gray-600);
  line-height: 1.5;
}

/* 右侧表单区 */
.oem-sidebar {
  position: sticky;
  top: calc(var(--header-height) + 24px);
}

.oem-form-widget {
  background: white;
  border-radius: 0;
  padding: 32px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
  margin-bottom: 24px;
}

.oem-form-widget .form-title {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.oem-form-widget .form-title i {
  color: var(--primary-500);
}

.oem-form-widget .form-description {
  color: var(--gray-600);
  font-size: 0.9375rem;
  margin-bottom: 24px;
}

.form-success-message,
.form-error-message {
  padding: 24px;
  border-radius: 0;
  margin-bottom: 20px;
  text-align: center;
}

.form-success-message {
  background: var(--success);
  color: white;
}

.form-error-message {
  background: var(--error);
  color: white;
}

.form-success-message i,
.form-error-message i {
  font-size: 2.5rem;
  display: block;
  margin-bottom: 16px;
}

.form-success-message h3,
.form-error-message h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.form-success-message p,
.form-error-message p {
  font-size: 0.9375rem;
  opacity: 0.95;
}

/* 表单样式 */
.oem-request-form .form-group {
  margin-bottom: 20px;
}

.oem-request-form label {
  display: block;
  font-weight: 500;
  font-size: 0.9375rem;
  color: var(--gray-700);
  margin-bottom: 8px;
}

.oem-request-form input[type="text"],
.oem-request-form input[type="email"],
.oem-request-form input[type="tel"],
.oem-request-form select,
.oem-request-form textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--gray-300);
  border-radius: 0;
  font-size: 0.9375rem;
  font-family: inherit;
  transition: all 0.2s ease;
  background: white;
}

.oem-request-form input:focus,
.oem-request-form select:focus,
.oem-request-form textarea:focus {
  outline: none;
  border-color: var(--primary-500);
  box-shadow: 0 0 0 3px var(--primary-50);
}

.oem-request-form textarea {
  resize: vertical;
  min-height: 80px;
}

.oem-request-form select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2364748b' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 40px;
}

.oem-request-form .submit-btn {
  width: 100%;
  background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
  color: white;
  border: none;
  border-radius: 0;
  padding: 14px 24px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.3s ease;
}

.oem-request-form .submit-btn:hover {
  background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(30, 58, 95, 0.3);
}

.form-note {
  margin-top: 16px;
  padding: 12px;
  background: var(--gray-50);
  border-radius: 0;
  text-align: center;
  font-size: 0.875rem;
  color: var(--gray-600);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.form-note i {
  color: var(--primary-500);
}

/* 联系方式小工具 */
.oem-contact-widget {
  background: white;
  border-radius: 0;
  padding: 32px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
}

.oem-contact-widget .widget-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.oem-contact-widget .widget-title i {
  color: var(--primary-500);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.contact-item i {
  width: 36px;
  height: 36px;
  background: var(--primary-50);
  border-radius: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-600);
  font-size: 1.125rem;
  flex-shrink: 0;
}

.contact-item .label {
  display: block;
  font-size: 0.8125rem;
  color: var(--gray-500);
  margin-bottom: 2px;
}

.contact-item a,
.contact-item span {
  color: var(--gray-800);
  font-weight: 500;
  text-decoration: none;
  font-size: 0.9375rem;
  transition: color 0.2s ease;
}

.contact-item a:hover {
  color: var(--primary-600);
}

/* 响应式设计 */
@media (max-width: 1200px) {
  .oem-page-layout {
    grid-template-columns: 1fr;
  }

  .oem-sidebar {
    position: static;
  }

  .advantages-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .oem-page-header {
    padding: 32px 24px;
  }

  .oem-page-header .page-title {
    font-size: 1.75rem;
    flex-direction: column;
    align-items: flex-start;
  }

  .oem-page-header .page-title i {
    font-size: 2rem;
  }

  .oem-header-features {
    flex-direction: column;
    gap: 12px;
  }

  .oem-header-features .feature-item {
    padding: 10px 16px;
  }

  .oem-section {
    padding: 24px;
  }

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

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

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

  .oem-form-widget,
  .oem-contact-widget {
    padding: 24px;
  }

  .process-timeline::before {
    left: 6px;
  }

  .process-step::before {
    left: -19px;
  }
}

/* ===================================
   样品申请页面样式
   =================================== */

/* 页面整体 */
.capacitor-sample-page {
  padding: 40px 0;
  background: var(--gray-50);
  min-height: calc(100vh - var(--header-height));
}

.capacitor-sample-page .container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px;
}

/* 页面头部 */
.sample-page-header {
  background: linear-gradient(135deg, #486581, #334e68);
  color: white;
  padding: 48px;
  border-radius: 0;
  margin-bottom: 40px;
  box-shadow: 0 8px 32px rgba(5, 150, 105, 0.3);
}

.sample-header-content {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-bottom: 32px;
}

.header-icon {
  width: 80px;
  height: 80px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.header-icon i {
  font-size: 2.5rem;
  color: white;
}

.sample-page-header .page-title {
  font-size: 2.5rem;
  font-weight: 800;
  margin: 0;
}

.sample-page-header .page-description {
  font-size: 1.125rem;
  opacity: 0.95;
  max-width: 600px;
  margin-top: 8px;
}

.sample-features {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.sample-features .feature-item {
  background: rgba(255, 255, 255, 0.15);
  padding: 20px;
  border-radius: 0;
  text-align: center;
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.sample-features .feature-item:hover {
  background: rgba(255, 255, 255, 0.25);
  transform: translateY(-4px);
}

.sample-features .feature-item i {
  font-size: 2rem;
  margin-bottom: 8px;
  display: block;
}

.sample-features .feature-item span {
  font-weight: 600;
  display: block;
  margin-bottom: 4px;
}

.sample-features .feature-item small {
  font-size: 0.8125rem;
  opacity: 0.9;
}

/* 页面布局 */
.sample-page-layout {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 40px;
  align-items: start;
}

/* 通用区块样式 */
.sample-section {
  background: white;
  border-radius: 0;
  padding: 32px;
  margin-bottom: 32px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.sample-section .section-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.sample-section .section-title i {
  color: #486581;
  font-size: 1.375rem;
}

/* 申请流程时间线 */
.sample-process-timeline {
  position: relative;
  padding-left: 24px;
}

.sample-process-timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(to bottom, #486581, #334e68);
  border-radius: 0;
}

.sample-process-timeline .process-step {
  position: relative;
  padding-bottom: 32px;
}

.sample-process-timeline .process-step:last-child {
  padding-bottom: 0;
}

.sample-process-timeline .process-step::before {
  content: '';
  position: absolute;
  left: -29px;
  top: 4px;
  width: 14px;
  height: 14px;
  background: white;
  border: 3px solid #486581;
  border-radius: 0;
  z-index: 1;
}

.sample-process-timeline .step-number {
  display: inline-block;
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, #486581, #334e68);
  color: white;
  font-weight: 700;
  font-size: 0.875rem;
  line-height: 32px;
  text-align: center;
  border-radius: 0;
  margin-bottom: 12px;
}

.sample-process-timeline .step-content h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: 8px;
}

.sample-process-timeline .step-content p {
  color: var(--gray-600);
  font-size: 0.9375rem;
  line-height: 1.7;
}

/* 可申请产品网格 */
.sample-products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}

.sample-product-card {
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: 0;
  padding: 24px;
  transition: all 0.3s ease;
}

.sample-product-card:hover {
  background: white;
  border-color: #486581;
  box-shadow: 0 4px 16px rgba(5, 150, 105, 0.15);
  transform: translateY(-4px);
}

.sample-product-card .product-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, #c5d3e3, #9fb3c8);
  border-radius: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.sample-product-card .product-icon i {
  font-size: 1.5rem;
  color: #334e68;
}

.sample-product-card h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: 12px;
}

.sample-product-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.sample-product-card ul li {
  padding: 6px 0;
  color: var(--gray-600);
  font-size: 0.9375rem;
  position: relative;
  padding-left: 20px;
}

.sample-product-card ul li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: #486581;
  font-weight: bold;
}

/* 申请说明信息卡 */
.sample-info-content {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.info-card {
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: 0;
  padding: 24px;
  transition: all 0.3s ease;
}

.info-card:hover {
  background: white;
  border-color: #486581;
  box-shadow: 0 4px 16px rgba(5, 150, 105, 0.15);
}

.info-card .info-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, #486581, #334e68);
  border-radius: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.info-card .info-icon i {
  font-size: 1.25rem;
  color: white;
}

.info-card h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: 12px;
}

.info-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.info-card ul li {
  padding: 6px 0;
  color: var(--gray-600);
  font-size: 0.9375rem;
  position: relative;
  padding-left: 16px;
}

.info-card ul li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: #486581;
}

/* 右侧表单区 */
.sample-sidebar {
  position: sticky;
  top: calc(var(--header-height) + 24px);
}

.sample-form-widget {
  background: white;
  border-radius: 0;
  padding: 32px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
  margin-bottom: 24px;
}

.sample-form-widget .form-title {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.sample-form-widget .form-title i {
  color: #486581;
}

.sample-form-widget .form-description {
  color: var(--gray-600);
  font-size: 0.9375rem;
  margin-bottom: 24px;
}

.form-success-message,
.form-error-message {
  padding: 24px;
  border-radius: 0;
  margin-bottom: 20px;
  text-align: center;
}

.form-success-message {
  background: linear-gradient(135deg, #486581, #334e68);
  color: white;
}

.form-error-message {
  background: var(--error);
  color: white;
}

.form-success-message i,
.form-error-message i {
  font-size: 2.5rem;
  display: block;
  margin-bottom: 16px;
}

.form-success-message h3,
.form-error-message h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.form-success-message p,
.form-error-message p {
  font-size: 0.9375rem;
  opacity: 0.95;
}

.success-tips {
  background: rgba(255, 255, 255, 0.2);
  border-radius: 0;
  padding: 16px;
  margin-top: 16px;
  text-align: left;
}

.success-tips h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.success-tips ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.success-tips ul li {
  padding: 6px 0;
  font-size: 0.875rem;
  position: relative;
  padding-left: 20px;
}

.success-tips ul li::before {
  content: '→';
  position: absolute;
  left: 0;
}

/* 表单分区标题 */
.form-section {
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--gray-200);
}

.form-section:last-of-type {
  border-bottom: none;
}

.form-section-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.form-section-title i {
  color: #486581;
}

/* 表单样式 */
.sample-request-form .form-group {
  margin-bottom: 16px;
}

.sample-request-form label {
  display: block;
  font-weight: 500;
  font-size: 0.9375rem;
  color: var(--gray-700);
  margin-bottom: 8px;
}

.sample-request-form input[type="text"],
.sample-request-form input[type="email"],
.sample-request-form input[type="tel"],
.sample-request-form select,
.sample-request-form textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--gray-300);
  border-radius: 0;
  font-size: 0.9375rem;
  font-family: inherit;
  transition: all 0.2s ease;
  background: white;
}

.sample-request-form input:focus,
.sample-request-form select:focus,
.sample-request-form textarea:focus {
  outline: none;
  border-color: #486581;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.sample-request-form textarea {
  resize: vertical;
  min-height: 80px;
}

.sample-request-form select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2364748b' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 40px;
}

/* 带单位的输入框 */
.input-with-unit {
  display: flex;
  align-items: center;
  gap: 8px;
}

.input-with-unit input {
  flex: 1;
}

.input-with-unit .unit-select {
  width: 80px;
  flex-shrink: 0;
}

.input-with-unit .unit-fixed {
  width: 40px;
  text-align: center;
  font-weight: 500;
  color: var(--gray-600);
  flex-shrink: 0;
}

/* 表单行 */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.form-actions {
  margin-top: 24px;
}

.sample-request-form .submit-btn {
  width: 100%;
  background: linear-gradient(135deg, #486581, #334e68);
  color: white;
  border: none;
  border-radius: 0;
  padding: 14px 24px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.3s ease;
}

.sample-request-form .submit-btn:hover {
  background: linear-gradient(135deg, #334e68, #243b53);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(5, 150, 105, 0.3);
}

.sample-request-form .form-note {
  margin-top: 16px;
  padding: 12px;
  background: var(--gray-50);
  border-radius: 0;
  text-align: center;
  font-size: 0.875rem;
  color: var(--gray-600);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.sample-request-form .form-note i {
  color: #486581;
}

/* 联系方式小工具 */
.sample-contact-widget {
  background: white;
  border-radius: 0;
  padding: 32px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
}

.sample-contact-widget .widget-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.sample-contact-widget .widget-title i {
  color: #486581;
}

.sample-contact-widget .contact-info {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.sample-contact-widget .contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.sample-contact-widget .contact-item i {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, #c5d3e3, #9fb3c8);
  border-radius: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #334e68;
  font-size: 1.125rem;
  flex-shrink: 0;
}

.sample-contact-widget .contact-item .label {
  display: block;
  font-size: 0.8125rem;
  color: var(--gray-500);
  margin-bottom: 2px;
}

.sample-contact-widget .contact-item a,
.sample-contact-widget .contact-item span {
  color: var(--gray-800);
  font-weight: 500;
  text-decoration: none;
  font-size: 0.9375rem;
  transition: color 0.2s ease;
}

.sample-contact-widget .contact-item a:hover {
  color: #486581;
}

/* 响应式设计 */
@media (max-width: 1200px) {
  .sample-page-layout {
    grid-template-columns: 1fr;
  }

  .sample-sidebar {
    position: static;
  }

  .sample-features {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 900px) {
  .sample-info-content {
    grid-template-columns: 1fr;
  }

  .sample-products-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .sample-page-header {
    padding: 32px 24px;
  }

  .sample-header-content {
    flex-direction: column;
    text-align: center;
  }

  .header-icon {
    margin: 0 auto;
  }

  .sample-page-header .page-title {
    font-size: 1.75rem;
  }

  .sample-features {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  .sample-features .feature-item {
    padding: 16px 12px;
  }

  .sample-features .feature-item i {
    font-size: 1.5rem;
  }

  .sample-features .feature-item span {
    font-size: 0.875rem;
  }

  .sample-section {
    padding: 24px;
  }

  .sample-process-timeline::before {
    left: 6px;
  }

  .sample-process-timeline .process-step::before {
    left: -19px;
  }

  .sample-form-widget,
  .sample-contact-widget {
    padding: 24px;
  }

  .form-row {
    grid-template-columns: 1fr;
  }
}

/* ===================================
   返回顶部按钮
   =================================== */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
  color: white;
  border: none;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px rgba(30, 58, 95, 0.3);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 25px rgba(30, 58, 95, 0.4);
  background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
}

.back-to-top i {
  font-size: 18px;
}

@media (max-width: 768px) {
  .back-to-top {
    bottom: 20px;
    right: 20px;
    width: 44px;
    height: 44px;
  }
}

/* ===================================
   首页产品网格补充样式
   =================================== */
.products-section .products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

@media (max-width: 1024px) {
  .products-section .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .products-section .products-grid {
    grid-template-columns: 1fr;
  }
}

.products-section .no-products {
  grid-column: 1 / -1;
  text-align: center;
  padding: 40px;
  color: var(--gray-500);
  background: var(--gray-100);
}

/* ===================================
   首页解决方案网格补充样式
   =================================== */
.solutions-section .solutions-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.solutions-section .solution-card {
  background: white;
  padding: 32px 24px;
  text-align: center;
  border: 1px solid var(--gray-200);
  transition: all 0.3s ease;
  text-decoration: none;
  display: block;
}

.solutions-section .solution-card:hover {
  border-color: var(--primary-300);
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
}

.solutions-section .solution-icon {
  font-size: 40px;
  color: var(--primary-500);
  margin-bottom: 16px;
}

.solutions-section .solution-name {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 8px;
}

.solutions-section .solution-description {
  font-size: 0.875rem;
  color: var(--gray-600);
  line-height: 1.5;
}

.solutions-section .no-solutions {
  grid-column: 1 / -1;
  text-align: center;
  padding: 40px;
  color: var(--gray-500);
  background: var(--gray-100);
}

@media (max-width: 1024px) {
  .solutions-section .solutions-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .solutions-section .solutions-grid {
    grid-template-columns: 1fr;
  }
}

/* ===================================
   首页品牌网格补充样式
   =================================== */
.brands-section .brands-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.brands-section .brand-card {
  background: white;
  padding: 24px;
  text-align: center;
  border: 1px solid var(--gray-200);
  transition: all 0.3s ease;
  text-decoration: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.brands-section .brand-card:hover {
  border-color: var(--primary-300);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.06);
}

.brands-section .brand-logo {
  width: 80px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.brands-section .brand-logo img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.brands-section .brand-name {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-600);
}

.brands-section .brand-title {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--gray-800);
}

.brands-section .no-brands {
  grid-column: 1 / -1;
  text-align: center;
  padding: 40px;
  color: var(--gray-500);
  background: var(--gray-100);
}

@media (max-width: 1024px) {
  .brands-section .brands-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .brands-section .brands-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .brands-section .brands-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}


/* ===================================
   隐藏首页主内容区的友情链接（已在页脚显示）
   =================================== */
.links-section {
  display: none !important;
}

/* ===================================
   应用领域页面样式
   =================================== */

/* 页面 Hero */
.page-hero {
  background: linear-gradient(135deg, var(--gray-900) 0%, var(--primary-700) 100%);
  padding: 120px 0 80px;
  margin-top: -70px;
  padding-top: calc(70px + 60px);
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.05)"/></svg>');
  background-size: 30px 30px;
  opacity: 0.5;
}

.page-hero-content {
  position: relative;
  text-align: center;
}

.page-hero .page-title {
  font-size: 2.5rem;
  font-weight: 800;
  color: white;
  margin-bottom: 16px;
}

.page-hero .page-subtitle {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.8);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}

/* 应用领域列表区域 */
.applications-list-section {
  padding: 80px 0;
  background: var(--gray-50);
}

/* 大型应用领域网格 */
.applications-grid-large {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.application-item {
  background: white;
  border-radius: 0;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
  transition: all 0.3s ease;
}

.application-item:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
}

.application-item-link {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  height: 100%;
}

/* 应用领域图片区域 */
.application-item-image {
  position: relative;
  height: 220px;
  overflow: hidden;
}

.application-item-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.application-item:hover .application-item-image img {
  transform: scale(1.08);
}

.application-item-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(to bottom, transparent 0%, rgba(30, 58, 95, 0.8) 100%);
  display: flex;
  align-items: flex-end;
  padding: 24px;
}

.application-item-icon {
  width: 56px;
  height: 56px;
  background: white;
  display: flex;
  align-items: center;
  justify-content: center;
}

.application-item-icon i {
  font-size: 1.5rem;
  color: var(--primary-600);
}

/* 无图片时的图标区域 */
.application-item-icon-large {
  height: 180px;
  background: linear-gradient(135deg, var(--primary-500) 0%, var(--primary-700) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.application-item-icon-large i {
  font-size: 4rem;
  color: white;
  opacity: 0.9;
}

/* 应用领域内容区域 */
.application-item-content {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.application-item-title {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 12px;
}

.application-item-excerpt {
  font-size: 0.9375rem;
  color: var(--gray-600);
  line-height: 1.6;
  flex: 1;
  margin-bottom: 16px;
}

.application-item-more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--primary-600);
  transition: gap 0.3s ease;
}

.application-item:hover .application-item-more {
  gap: 12px;
}

.application-item-more i {
  font-size: 0.75rem;
  transition: transform 0.3s ease;
}

.application-item:hover .application-item-more i {
  transform: translateX(4px);
}

/* 无内容提示 */
.no-content {
  text-align: center;
  padding: 80px 20px;
  color: var(--gray-500);
  background: white;
  border-radius: 0;
}

.no-content i {
  font-size: 4rem;
  color: var(--gray-300);
  margin-bottom: 16px;
  display: block;
}

.no-content p {
  font-size: 1.125rem;
}

/* 为什么选择我们 */
.why-choose-section {
  padding: 80px 0;
  background: white;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.feature-card {
  text-align: center;
  padding: 32px 24px;
  background: var(--gray-50);
  border: 1px solid var(--gray-100);
  border-radius: 0;
  transition: all 0.3s ease;
}

.feature-card:hover {
  background: white;
  border-color: var(--primary-200);
  box-shadow: 0 8px 32px rgba(30, 58, 95, 0.1);
  transform: translateY(-4px);
}

.feature-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto 20px;
  background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-icon i {
  font-size: 1.75rem;
  color: white;
}

.feature-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 12px;
}

.feature-desc {
  font-size: 0.9375rem;
  color: var(--gray-600);
  line-height: 1.6;
}

/* CTA 区域 */
.cta-section {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--primary-600) 0%, var(--primary-800) 100%);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.1)"/></svg>');
  background-size: 20px 20px;
}

.cta-content {
  position: relative;
  text-align: center;
}

.cta-title {
  font-size: 2rem;
  font-weight: 800;
  color: white;
  margin-bottom: 12px;
}

.cta-desc {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 32px;
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.cta-buttons .btn-primary {
  background: white;
  color: var(--primary-700);
}

.cta-buttons .btn-primary:hover {
  background: var(--gray-100);
}

.cta-buttons .btn-secondary {
  background: transparent;
  color: white;
  border: 2px solid rgba(255, 255, 255, 0.5);
}

.cta-buttons .btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: white;
}

/* 响应式设计 */
@media (max-width: 1024px) {
  .applications-grid-large {
    gap: 24px;
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  .page-hero .page-title {
    font-size: 2rem;
  }
}

@media (max-width: 768px) {
  .applications-grid-large {
    grid-template-columns: 1fr;
  }

  .page-hero {
    padding: calc(70px + 40px) 0 60px;
  }

  .page-hero .page-title {
    font-size: 1.75rem;
  }

  .page-hero .page-subtitle {
    font-size: 1rem;
  }

  .applications-list-section,
  .why-choose-section,
  .cta-section {
    padding: 60px 0;
  }

  .application-item-image {
    height: 180px;
  }

  .application-item-title {
    font-size: 1.25rem;
  }

  .cta-title {
    font-size: 1.5rem;
  }

  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }

  .cta-buttons .btn {
    width: 100%;
    max-width: 280px;
  }
}

@media (max-width: 480px) {
  .features-grid {
    grid-template-columns: 1fr;
  }

  .feature-card {
    padding: 24px 20px;
  }

  .application-item-content {
    padding: 20px;
  }
}

/* ===================================
   404页面响应式
   =================================== */
@media (max-width: 768px) {
  .error-404-page {
    padding: 40px 0;
  }

  .error-code {
    font-size: 6rem;
  }

  .error-icon-wrapper {
    width: 70px;
    height: 70px;
  }

  .error-icon-wrapper i {
    font-size: 1.75rem;
  }

  .error-title {
    font-size: 1.5rem;
  }

  .error-description {
    font-size: 0.9375rem;
  }

  .error-actions {
    flex-direction: column;
    align-items: center;
  }

  .btn-back-home,
  .btn-go-back {
    width: 100%;
    max-width: 280px;
    justify-content: center;
  }

  .suggestions-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .suggestion-item {
    padding: 16px 12px;
  }

  .suggestion-icon {
    width: 40px;
    height: 40px;
  }

  .suggestion-icon i {
    font-size: 1rem;
  }

  .suggestion-text {
    font-size: 0.8125rem;
  }
}

/* ===================================
   单页模板响应式
   =================================== */
@media (max-width: 1024px) {
  .page-layout {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .page-sidebar {
    position: static;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  .page-sidebar .sidebar-widget:first-child {
    grid-column: 1 / -1;
  }
}

@media (max-width: 768px) {
  .single-page {
    padding: 24px 0;
  }

  .page-sidebar {
    grid-template-columns: 1fr;
  }

  .page-header-section {
    padding: 24px 20px;
  }

  .page-article-title {
    font-size: 1.5rem;
  }

  .page-content {
    padding: 24px 20px;
  }

  .page-content h2 {
    font-size: 1.25rem;
  }

  .page-content h3 {
    font-size: 1.125rem;
  }
}

/* ===================================
   强制修复页面滚动问题
   =================================== */
html,
body,
body.admin-bar,
body.mobile-menu-open,
body.search-panel-open {
  overflow-x: hidden !important;
  overflow-y: auto !important;
  height: auto !important;
  min-height: 100vh !important;
}

/* 确保移动菜单和搜索面板打开时 body 也可以滚动 */
.mobile-side-menu,
.search-panel {
  pointer-events: none;
}

.mobile-side-menu.open,
.search-panel[aria-hidden="false"] {
  pointer-events: auto;
}

/* ===================================
   产品中心样式
   =================================== */

/* 产品归档页面 */
.product-archive {
  padding: 40px 0;
}

.product-archive-header {
  text-align: center;
  margin-bottom: 40px;
}

.product-archive-header .page-title {
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--primary-700);
  margin-bottom: 12px;
}

.product-archive-header .page-description {
  font-size: 1.125rem;
  color: var(--gray-500);
}

/* 产品分类导航 */
.product-categories-nav {
  margin-bottom: 30px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.categories-wrapper {
  display: flex;
  gap: 12px;
  padding: 8px 0;
}

.category-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: white;
  border: 2px solid var(--gray-200);
  border-radius: 8px;
  text-decoration: none;
  color: var(--gray-600);
  font-weight: 500;
  white-space: nowrap;
  transition: all 0.3s ease;
}

.category-item:hover {
  /**border-color: var(--primary-400);*/
  color: var(--primary-600);
}

.category-item.active {
  background: var(--primary-600);
  /**border-color: var(--primary-600);**/
  color: white;
}

.category-item i {
  font-size: 1.125rem;
}

/* 产品归档布局 */
.product-archive-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 40px;
}

/* 产品侧边栏 */
.product-sidebar {
  position: sticky;
  top: calc(var(--header-height) + 20px);
  height: fit-content;
}

.product-sidebar .sidebar-widget {
  background: white;
  border-radius: 12px;
  padding: 24px;
  margin-bottom: 20px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

.product-sidebar .widget-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.product-sidebar .widget-title i {
  color: var(--primary-500);
}

.category-filter-list,
.brand-filter-list {
  list-style: none;
}

.category-filter-list li,
.brand-filter-list li {
  margin-bottom: 8px;
}

.category-filter-list a,
.brand-filter-list a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 12px;
  background: var(--gray-50);
  border-radius: 6px;
  text-decoration: none;
  color: var(--gray-600);
  font-size: 0.9rem;
  transition: all 0.2s ease;
}

.category-filter-list a:hover,
.brand-filter-list a:hover {
  background: var(--primary-50);
  color: var(--primary-600);
}

.category-filter-list a.active,
.brand-filter-list a.active {
  background: var(--primary-600);
  color: white;
}

.category-count,
.brand-count {
  font-size: 0.8rem;
  background: var(--gray-200);
  padding: 2px 8px;
  border-radius: 10px;
  color: var(--gray-500);
}

.category-filter-list a.active .category-count,
.brand-filter-list a.active .brand-count {
  background: rgba(255, 255, 255, 0.2);
  color: white;
}

/* 产品网格 */
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.product-grid-4col {
  grid-template-columns: repeat(4, 1fr);
}

.product-card {
  background: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.product-card-link {
  text-decoration: none;
  color: inherit;
  display: block;
}

.product-card .product-image {
  aspect-ratio: 4/3;
  background: var(--gray-100);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.product-card .product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.product-card:hover .product-image img {
  transform: scale(1.05);
}

.product-image-placeholder {
  color: var(--gray-400);
  font-size: 3rem;
}

.product-card .product-info {
  padding: 16px;
}

.product-card .product-category {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--category-color, var(--primary-600));
  background: color-mix(in srgb, var(--category-color, var(--primary-600)) 15%, transparent);
  padding: 4px 10px;
  border-radius: 4px;
  margin-bottom: 8px;
}

.product-card .product-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 6px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.product-card .product-model {
  font-size: 0.875rem;
  color: var(--gray-500);
  margin-bottom: 6px;
}

.product-card .product-brand {
  display: inline-block;
  font-size: 0.8rem;
  color: var(--gray-600);
  background: var(--gray-100);
  padding: 2px 8px;
  border-radius: 4px;
}

/* 无产品 */
.no-products-found {
  text-align: center;
  padding: 60px 20px;
  background: white;
  border-radius: 12px;
}

.no-products-icon {
  font-size: 4rem;
  color: var(--gray-300);
  margin-bottom: 20px;
}

.no-products-found h2 {
  font-size: 1.5rem;
  color: var(--gray-700);
  margin-bottom: 12px;
}

.no-products-found p {
  color: var(--gray-500);
  margin-bottom: 24px;
}

/* ===================================
   产品分类详情页
   =================================== */

.product-category-archive {
  padding: 40px 0;
}

.category-header {
  background: linear-gradient(135deg, var(--category-color), color-mix(in srgb, var(--category-color) 70%, black));
  border-radius: 16px;
  padding: 60px 40px;
  margin-bottom: 40px;
  color: white;
  position: relative;
  overflow: hidden;
  background-size: cover;
  background-position: center;
}

.category-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.4);
}

.category-header-content {
  position: relative;
  z-index: 1;
}

.category-icon {
  font-size: 3rem;
  margin-bottom: 16px;
  opacity: 0.9;
}

.category-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.category-description {
  font-size: 1.125rem;
  opacity: 0.9;
  max-width: 600px;
}

/* 子分类导航 */
.child-categories-nav {
  margin-bottom: 40px;
}

.child-categories-wrapper {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
}

.child-category-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 24px 20px;
  background: white;
  border-radius: 12px;
  text-decoration: none;
  color: inherit;
  text-align: center;
  transition: all 0.3s ease;
  border: 2px solid transparent;
}

.child-category-item:hover {
  border-color: var(--child-color, var(--primary-400));
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.child-category-item i {
  font-size: 2rem;
  color: var(--child-color, var(--primary-500));
  margin-bottom: 12px;
}

.child-name {
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 4px;
}

.child-count {
  font-size: 0.85rem;
  color: var(--gray-500);
}

/* ===================================
   电容器模板样式
   =================================== */

.capacitor-header {
  position: relative;
  border-radius: 16px;
  padding: 80px 40px;
  margin-bottom: 40px;
  color: white;
  background: linear-gradient(135deg, var(--category-color, #1e3a5f), color-mix(in srgb, var(--category-color, #1e3a5f) 60%, black));
  background-size: cover;
  background-position: center;
  overflow: hidden;
}

.capacitor-header-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.3);
}

.capacitor-header-content {
  position: relative;
  z-index: 1;
  text-align: center;
}

.capacitor-icon {
  font-size: 4rem;
  margin-bottom: 20px;
}

.capacitor-title {
  font-size: 2.75rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.capacitor-description {
  font-size: 1.25rem;
  opacity: 0.9;
  max-width: 700px;
  margin: 0 auto;
}

/* 电容器类型网格 */
.capacitor-types-section {
  margin-bottom: 60px;
}

.capacitor-types-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.capacitor-type-card {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 24px;
  background: white;
  border-radius: 12px;
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
  border: 2px solid transparent;
}

.capacitor-type-card:hover {
  border-color: var(--type-color, var(--primary-400));
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
  transform: translateY(-2px);
}

.capacitor-type-card .type-image {
  width: 80px;
  height: 80px;
  border-radius: 8px;
  overflow: hidden;
  flex-shrink: 0;
}

.capacitor-type-card .type-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.capacitor-type-card .type-icon {
  width: 80px;
  height: 80px;
  background: color-mix(in srgb, var(--type-color, var(--primary-500)) 15%, transparent);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.capacitor-type-card .type-icon i {
  font-size: 2rem;
  color: var(--type-color, var(--primary-500));
}

.capacitor-type-card .type-info {
  flex: 1;
}

.capacitor-type-card .type-name {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 4px;
}

.capacitor-type-card .type-count {
  font-size: 0.875rem;
  color: var(--gray-500);
}

/* 产品列表区域 */
.capacitor-products-section {
  margin-bottom: 60px;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.section-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--gray-800);
}

.view-all-link {
  color: var(--primary-600);
  text-decoration: none;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: gap 0.3s ease;
}

.view-all-link:hover {
  gap: 10px;
}

/* 应用场景 */
.capacitor-applications {
  background: white;
  border-radius: 16px;
  padding: 40px;
}

.applications-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 20px;
}

.application-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 24px;
  background: var(--gray-50);
  border-radius: 12px;
  text-align: center;
}

.application-item i {
  font-size: 2rem;
  color: var(--primary-500);
  margin-bottom: 12px;
}

.application-item span {
  font-size: 0.9rem;
  color: var(--gray-600);
  font-weight: 500;
}

/* ===================================
   产品详情页
   =================================== */

.single-product {
  padding: 40px 0;
}

.product-detail-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  margin-bottom: 60px;
}

.product-gallery {
  position: sticky;
  top: calc(var(--header-height) + 20px);
  height: fit-content;
}

.product-gallery .main-image {
  background: white;
  border-radius: 16px;
  padding: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 400px;
}

.product-gallery .main-image img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
}

.product-gallery .placeholder-image {
  color: var(--gray-300);
  font-size: 6rem;
}

/* 产品信息 */
.single-product .product-info {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.single-product .product-header {
  margin-bottom: 0;
}

.product-category-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--category-color, var(--primary-600));
  background: color-mix(in srgb, var(--category-color, var(--primary-600)) 15%, transparent);
  padding: 6px 14px;
  border-radius: 6px;
  margin-bottom: 12px;
}

.single-product .product-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--gray-800);
  line-height: 1.3;
}

.single-product .product-model {
  font-size: 1.125rem;
  color: var(--gray-500);
}

.single-product .product-model .label {
  font-weight: 400;
}

.product-brand-block {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 16px 20px;
  background: var(--gray-50);
  border-radius: 8px;
}

.product-brand-block .label {
  color: var(--gray-500);
}

.product-brand-block strong {
  color: var(--gray-800);
}

.product-features {
  background: white;
  border-radius: 12px;
  padding: 20px;
  border: 1px solid var(--gray-200);
}

.product-features h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 12px;
}

.product-features .features-content {
  color: var(--gray-600);
  font-size: 0.95rem;
  line-height: 1.7;
}

.product-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.product-meta {
  display: flex;
  align-items: center;
  gap: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--gray-200);
}

.product-meta .meta-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--gray-500);
  font-size: 0.9rem;
}

.share-links {
  display: flex;
  gap: 8px;
}

.share-links a {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gray-100);
  border-radius: 50%;
  color: var(--gray-500);
  transition: all 0.2s ease;
}

.share-links a:hover {
  background: var(--primary-600);
  color: white;
}

/* 产品规格 */
.product-specifications-section {
  background: white;
  border-radius: 16px;
  padding: 40px;
  margin-bottom: 40px;
}

.specifications-table-wrapper {
  overflow-x: auto;
}

.specifications-table {
  width: 100%;
  border-collapse: collapse;
}

.specifications-table th,
.specifications-table td {
  padding: 14px 16px;
  text-align: left;
  border-bottom: 1px solid var(--gray-200);
}

.specifications-table th {
  background: var(--gray-50);
  font-weight: 600;
  color: var(--gray-700);
  width: 200px;
}

.specifications-table td {
  color: var(--gray-600);
}

.specifications-table tr:last-child th,
.specifications-table tr:last-child td {
  border-bottom: none;
}

/* 产品详情 */
.product-description-section {
  background: white;
  border-radius: 16px;
  padding: 40px;
  margin-bottom: 40px;
}

.product-description {
  color: var(--gray-600);
  line-height: 1.8;
}

.product-description h2,
.product-description h3 {
  color: var(--gray-800);
  margin-top: 24px;
  margin-bottom: 12px;
}

.product-description p {
  margin-bottom: 16px;
}

.product-description ul,
.product-description ol {
  margin-left: 24px;
  margin-bottom: 16px;
}

.product-description li {
  margin-bottom: 8px;
}

/* 相关产品 */
.related-products-section {
  margin-bottom: 40px;
}

.related-products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.related-product-card {
  background: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
}

.related-product-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.related-product-card a {
  text-decoration: none;
  color: inherit;
  display: block;
}

.related-product-image {
  aspect-ratio: 4/3;
  background: var(--gray-100);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.related-product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.related-product-image .placeholder-image {
  font-size: 2.5rem;
  color: var(--gray-300);
}

.related-product-info {
  padding: 16px;
}

.related-product-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 6px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.related-product-model {
  font-size: 0.85rem;
  color: var(--gray-500);
}

/* ===================================
   响应式产品样式
   =================================== */

@media (max-width: 1200px) {
  .product-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .product-grid-4col {
    grid-template-columns: repeat(3, 1fr);
  }

  .related-products-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 992px) {
  .product-archive-layout {
    grid-template-columns: 1fr;
  }

  .product-sidebar {
    position: static;
  }

  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .product-grid-4col {
    grid-template-columns: repeat(2, 1fr);
  }

  .product-detail-layout {
    grid-template-columns: 1fr;
  }

  .product-gallery {
    position: static;
  }

  .related-products-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .capacitor-header {
    padding: 60px 30px;
  }

  .capacitor-title {
    font-size: 2rem;
  }
}

@media (max-width: 768px) {
  .product-grid {
    grid-template-columns: 1fr;
  }

  .product-grid-4col {
    grid-template-columns: 1fr;
  }

  .categories-wrapper {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 12px;
  }

  .category-item {
    flex-shrink: 0;
  }

  .single-product .product-title {
    font-size: 1.5rem;
  }

  .product-actions {
    flex-direction: column;
  }

  .product-actions .btn {
    width: 100%;
    justify-content: center;
  }

  .related-products-grid {
    grid-template-columns: 1fr;
  }

  .capacitor-types-grid {
    grid-template-columns: 1fr;
  }

  .applications-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .product-specifications-section,
  .product-description-section {
    padding: 24px;
  }

  .specifications-table th {
    width: 120px;
  }
}

/* ===================================
   计算器页面样式
   =================================== */

/* 计算器归档页 */
.calculators-archive {
  padding-bottom: 60px;
}

.calculators-hero {
  background: linear-gradient(135deg, var(--primary-700), var(--primary-500));
  color: white;
  padding: 60px 0;
  margin-bottom: 40px;
}

.calculators-hero .hero-content {
  text-align: center;
}

.calculators-hero .hero-icon {
  font-size: 3rem;
  margin-bottom: 16px;
  opacity: 0.9;
}

.calculators-hero .hero-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.calculators-hero .hero-subtitle {
  font-size: 1.125rem;
  opacity: 0.9;
}

/* 计算器分类 */
.calculators-section {
  margin-bottom: 50px;
}

.calculators-section .section-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 24px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--gray-200);
}

.calculators-section .section-title i {
  color: var(--primary-500);
}

/* 计算器网格 */
.calculators-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.calculator-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 30px 24px;
  background: white;
  border-radius: 12px;
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
  border: 2px solid var(--gray-100);
  text-align: center;
}

.calculator-card:hover {
  border-color: var(--primary-400);
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.calculator-card .calculator-icon {
  width: 64px;
  height: 64px;
  background: var(--primary-50);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  transition: all 0.3s ease;
}

.calculator-card:hover .calculator-icon {
  background: var(--primary-600);
}

.calculator-card .calculator-icon i {
  font-size: 1.5rem;
  color: var(--primary-600);
  transition: color 0.3s ease;
}

.calculator-card:hover .calculator-icon i {
  color: white;
}

.calculator-card .calculator-name {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 8px;
}

.calculator-card .calculator-desc {
  font-size: 0.875rem;
  color: var(--gray-500);
  line-height: 1.5;
}

/* 使用说明 */
.calculators-guide {
  background: white;
  border-radius: 12px;
  padding: 32px;
  margin-top: 40px;
}

.calculators-guide .section-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 16px;
}

.calculators-guide .section-title i {
  color: var(--primary-500);
}

.guide-content {
  color: var(--gray-600);
  line-height: 1.8;
}

.guide-content ul {
  margin-top: 16px;
  padding-left: 24px;
}

.guide-content li {
  margin-bottom: 8px;
}

/* ===================================
   单个计算器页面
   =================================== */

.single-calculator {
  padding: 40px 0 60px;
}

.calculator-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 40px;
}

.calculator-main {
  background: white;
  border-radius: 16px;
  overflow: hidden;
}

.calculator-article {
  padding: 40px;
}

.calculator-header {
  text-align: center;
  margin-bottom: 40px;
  padding-bottom: 30px;
  border-bottom: 1px solid var(--gray-200);
}

.calculator-icon-large {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--primary-600), var(--primary-400));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.calculator-icon-large i {
  font-size: 2rem;
  color: white;
}

.calculator-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--gray-800);
  margin-bottom: 12px;
}

.calculator-description {
  font-size: 1.125rem;
  color: var(--gray-500);
}

/* 计算器工具 */
.calculator-tool {
  margin-bottom: 40px;
}

.calc-input-section {
  margin-bottom: 30px;
}

.calc-input-section h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 20px;
}

.calc-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-weight: 500;
  color: var(--gray-700);
  font-size: 0.9rem;
}

.input-with-unit {
  display: flex;
  border: 1px solid var(--gray-300);
  border-radius: 8px;
  overflow: hidden;
  transition: border-color 0.3s ease;
}

.input-with-unit:focus-within {
  border-color: var(--primary-500);
}

.input-with-unit input {
  flex: 1;
  border: none;
  padding: 12px 16px;
  font-size: 1rem;
  outline: none;
}

.input-with-unit select {
  border: none;
  border-left: 1px solid var(--gray-300);
  padding: 12px 12px;
  background: var(--gray-50);
  font-size: 0.9rem;
  cursor: pointer;
  outline: none;
}

.calc-btn {
  align-self: flex-start;
  background: linear-gradient(135deg, var(--primary-600), var(--primary-500));
  color: white;
  border: none;
  padding: 14px 32px;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 8px;
}

.calc-btn:hover {
  background: linear-gradient(135deg, var(--primary-700), var(--primary-600));
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(30, 58, 95, 0.3);
}

/* 计算结果 */
.calc-result-section {
  background: var(--gray-50);
  border-radius: 12px;
  padding: 24px;
  margin-bottom: 30px;
}

.calc-result-section h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 20px;
}

.result-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
}

.result-item {
  background: white;
  border-radius: 8px;
  padding: 16px;
  text-align: center;
}

.result-item.highlight {
  background: linear-gradient(135deg, var(--primary-50), white);
  border: 2px solid var(--primary-200);
}

.result-item .result-label {
  display: block;
  font-size: 0.875rem;
  color: var(--gray-500);
  margin-bottom: 8px;
}

.result-item .result-value {
  display: block;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-600);
  margin-bottom: 4px;
}

.result-item .result-formula {
  display: block;
  font-size: 0.75rem;
  color: var(--gray-400);
  font-family: monospace;
}

/* 公式说明 */
.calc-explanation {
  background: var(--gray-50);
  border-radius: 12px;
  padding: 24px;
}

.calc-explanation h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 16px;
}

.formula-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.formula-item {
  background: white;
  border-radius: 8px;
  padding: 16px;
}

.formula-item strong {
  display: block;
  color: var(--gray-700);
  margin-bottom: 4px;
}

.formula-item code {
  display: inline-block;
  background: var(--primary-50);
  color: var(--primary-700);
  padding: 4px 12px;
  border-radius: 4px;
  font-family: monospace;
  margin-bottom: 8px;
}

.formula-item p {
  font-size: 0.875rem;
  color: var(--gray-500);
  margin: 0;
}

/* 默认计算器 */
.calculator-default .calc-notice {
  text-align: center;
  padding: 40px;
  background: var(--gray-50);
  border-radius: 12px;
  margin-bottom: 24px;
}

.calculator-default .calc-notice i {
  font-size: 3rem;
  color: var(--primary-400);
  margin-bottom: 16px;
}

.calculator-default .calc-notice p {
  font-size: 1.125rem;
  color: var(--gray-600);
}

.calculator-default .calc-contact {
  text-align: center;
}

.calculator-default .calc-contact p {
  color: var(--gray-500);
  margin-bottom: 16px;
}

/* 计算器侧边栏 */
.calculator-sidebar .sidebar-widget {
  background: white;
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 16px;
  border: 1px solid #e2e8f0;
}

.calculator-sidebar .widget-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1rem;
  font-weight: 600;
  color: white;
  background: linear-gradient(135deg, var(--primary-600) 0%, var(--primary-700) 100%);
  margin: -16px -16px 12px;
  padding: 10px 14px;
  border-radius: 12px 12px 0 0;
}

.calculator-sidebar .widget-title i {
  color: white;
  font-size: 1rem;
}

.related-calculators-list {
  list-style: none;
}

.related-calculators-list li {
  margin-bottom: 10px;
}

.related-calculators-list a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  background: var(--gray-50);
  border-radius: 8px;
  text-decoration: none;
  color: var(--gray-700);
  font-size: 0.95rem;
  font-weight: 500;
  transition: all 0.2s ease;
  border: 1px solid transparent;
}

.related-calculators-list a:hover {
  background: var(--primary-50);
  color: var(--primary-700);
  border-color: var(--primary-200);
}

.related-calculators-list a i {
  color: var(--primary-500);
  width: 20px;
  text-align: center;
}
  color: var(--primary-500);
}

.tips-content {
  font-size: 0.9rem;
  color: var(--gray-600);
  line-height: 1.6;
}

/* 文档区域 */
.calculator-documentation {
  margin-top: 40px;
  padding-top: 30px;
  border-top: 1px solid var(--gray-200);
}

.calculator-documentation h2,
.calculator-documentation h3 {
  color: var(--gray-800);
  margin-top: 24px;
  margin-bottom: 12px;
}

.calculator-documentation p {
  color: var(--gray-600);
  line-height: 1.8;
}

/* 响应式 */
@media (max-width: 992px) {
  .calculator-layout {
    grid-template-columns: 1fr;
  }

  .calculator-sidebar {
    order: 2;
  }
}

@media (max-width: 768px) {
  .calculators-hero {
    padding: 40px 0;
  }

  .calculators-hero .hero-title {
    font-size: 1.75rem;
  }

  .calculator-article {
    padding: 24px;
  }

  .calculator-title {
    font-size: 1.5rem;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

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

/* ===================================
   工具页面样式
   =================================== */

/* 工具归档页 */
.tools-archive,
.tools-index {
  padding-bottom: 60px;
}

.tools-hero {
  background: linear-gradient(135deg, var(--primary-600), var(--accent-500));
  color: white;
  padding: 60px 0;
  margin-bottom: 40px;
}

.tools-hero .hero-content {
  text-align: center;
}

.tools-hero .hero-icon {
  font-size: 3rem;
  margin-bottom: 16px;
  opacity: 0.9;
}

.tools-hero .hero-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.tools-hero .hero-subtitle {
  font-size: 1.125rem;
  opacity: 0.9;
}

/* 工具分类 */
.tools-section {
  margin-bottom: 50px;
}

.tools-section .section-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 24px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--gray-200);
}

.tools-section .section-title i {
  color: var(--accent-500);
}

/* 工具网格 - 复用计算器样式 */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.tools-grid .tool-card,
.tools-grid .calculator-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 30px 24px;
  background: white;
  border-radius: 12px;
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
  border: 2px solid var(--gray-100);
  text-align: center;
}

.tools-grid .tool-card:hover,
.tools-grid .calculator-card:hover {
  border-color: var(--accent-400);
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.tools-grid .tool-icon,
.tools-grid .calculator-icon {
  width: 64px;
  height: 64px;
  background: var(--accent-50);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  transition: all 0.3s ease;
}

.tools-grid .tool-card:hover .tool-icon,
.tools-grid .calculator-card:hover .calculator-icon {
  background: var(--accent-500);
}

.tools-grid .tool-icon i,
.tools-grid .calculator-icon i {
  font-size: 1.5rem;
  color: var(--accent-600);
  transition: color 0.3s ease;
}

.tools-grid .tool-card:hover .tool-icon i,
.tools-grid .calculator-card:hover .calculator-icon i {
  color: white;
}

.tools-grid .tool-name,
.tools-grid .calculator-name {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 8px;
}

.tools-grid .tool-desc,
.tools-grid .tool-description,
.tools-grid .calculator-desc {
  font-size: 0.875rem;
  color: var(--gray-500);
  line-height: 1.5;
}

/* 工具CTA区域 */
.tools-cta {
  background: linear-gradient(135deg, var(--primary-50), var(--accent-50));
  border-radius: 12px;
  padding: 40px;
  text-align: center;
}

.tools-cta p {
  font-size: 1.125rem;
  color: var(--gray-600);
  margin-bottom: 20px;
}

/* ===================================
   单个工具页面
   =================================== */

.single-tool {
  padding: 40px 0 60px;
}

.tool-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 40px;
}

.tool-main {
  background: white;
  border-radius: 16px;
  overflow: hidden;
}

.tool-article {
  padding: 40px;
}

.tool-header {
  text-align: center;
  margin-bottom: 40px;
  padding-bottom: 30px;
  border-bottom: 1px solid var(--gray-200);
}

.tool-icon-large {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--accent-500), var(--accent-400));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.tool-icon-large i {
  font-size: 2rem;
  color: white;
}

.tool-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--gray-800);
  margin-bottom: 12px;
}

.tool-description {
  font-size: 1.125rem;
  color: var(--gray-500);
}

/* 工具内容 */
.tool-content {
  margin-bottom: 40px;
}

.tool-wrapper {
  min-height: 300px;
}

.tool-notice {
  text-align: center;
  padding: 60px 40px;
  background: var(--gray-50);
  border-radius: 12px;
  margin-bottom: 30px;
}

.tool-notice i {
  font-size: 4rem;
  color: var(--accent-400);
  margin-bottom: 20px;
}

.tool-notice p {
  font-size: 1.25rem;
  color: var(--gray-600);
}

.tool-alternatives {
  margin-bottom: 30px;
}

.tool-alternatives h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 16px;
}

.alternatives-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.alternative-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 20px;
  background: white;
  border: 2px solid var(--gray-200);
  border-radius: 8px;
  text-decoration: none;
  color: var(--gray-600);
  transition: all 0.3s ease;
}

.alternative-card:hover {
  border-color: var(--primary-400);
  color: var(--primary-600);
}

.alternative-card i {
  font-size: 1.5rem;
  margin-bottom: 8px;
  color: var(--primary-500);
}

.tool-contact {
  text-align: center;
  padding: 30px;
  background: var(--primary-50);
  border-radius: 12px;
}

.tool-contact p {
  color: var(--gray-600);
  margin-bottom: 16px;
}

/* 单位转换器 */
.converter-section {
  background: var(--gray-50);
  border-radius: 12px;
  padding: 30px;
  margin-bottom: 30px;
}

.converter-section h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 24px;
}

.converter-row {
  display: flex;
  align-items: flex-end;
  gap: 16px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.converter-input,
.converter-select {
  flex: 1;
  min-width: 150px;
}

.converter-input label,
.converter-select label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--gray-600);
  margin-bottom: 8px;
}

.converter-input input,
.converter-select select {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--gray-300);
  border-radius: 8px;
  font-size: 1rem;
}

.converter-arrow {
  padding-bottom: 8px;
  color: var(--gray-400);
  font-size: 1.25rem;
}

.converter-result {
  margin-top: 24px;
}

.result-box {
  background: white;
  border: 2px solid var(--primary-200);
  border-radius: 8px;
  padding: 24px;
  text-align: center;
}

.result-box .result-label {
  display: block;
  font-size: 0.875rem;
  color: var(--gray-500);
  margin-bottom: 8px;
}

.result-box .result-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary-600);
}

/* 单位对照表 */
.reference-table {
  background: white;
  border-radius: 12px;
  padding: 24px;
  border: 1px solid var(--gray-200);
}

.reference-table h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 16px;
}

.unit-table {
  width: 100%;
  border-collapse: collapse;
}

.unit-table th,
.unit-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--gray-200);
}

.unit-table th {
  background: var(--gray-50);
  font-weight: 600;
  color: var(--gray-700);
}

.unit-table td {
  color: var(--gray-600);
}

.unit-table tr:last-child td {
  border-bottom: none;
}

/* 工具侧边栏 */
.tool-sidebar .sidebar-widget {
  background: white;
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 16px;
  border: 1px solid #e2e8f0;
}

.tool-sidebar .widget-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1rem;
  font-weight: 600;
  color: white;
  background: linear-gradient(135deg, var(--primary-600) 0%, var(--primary-700) 100%);
  margin: -16px -16px 12px;
  padding: 10px 14px;
  border-radius: 12px 12px 0 0;
}

.tool-sidebar .widget-title i {
  color: white;
  font-size: 1rem;
}

.related-tools-list {
  list-style: none;
}

.related-tools-list li {
  margin-bottom: 10px;
}

.related-tools-list a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  background: var(--gray-50);
  border-radius: 8px;
  text-decoration: none;
  color: var(--gray-700);
  font-size: 0.95rem;
  font-weight: 500;
  transition: all 0.2s ease;
  border: 1px solid transparent;
}

.related-tools-list a:hover {
  background: var(--primary-50);
  color: var(--primary-700);
  border-color: var(--primary-200);
}

.related-tools-list a i {
  color: var(--primary-500);
  width: 20px;
  text-align: center;
}

.widget-contact {
  background: transparent;
}

.widget-contact .contact-text {
  color: var(--gray-600);
  font-size: 0.9rem;
  margin-bottom: 16px;
  line-height: 1.6;
}

.widget-contact .contact-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  background: var(--primary-600);
  color: white;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all 0.2s ease;
}

.widget-contact .contact-btn:hover {
  background: var(--primary-700);
  transform: translateY(-1px);
}

/* 技术支持卡片 */
.widget-support-card {
  background: transparent !important;
  padding: 0 !important;
  box-shadow: none !important;
}

.support-card {
  background: linear-gradient(135deg, var(--primary-600) 0%, var(--primary-800) 100%);
  border-radius: 16px;
  padding: 28px 24px;
  text-align: center;
  color: white;
  position: relative;
  overflow: hidden;
}

.support-card::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
  pointer-events: none;
}

.support-card .support-icon {
  width: 60px;
  height: 60px;
  background: rgba(255,255,255,0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}

.support-card .support-icon i {
  font-size: 1.75rem;
  color: white;
}

.support-card .support-title {
  font-size: 1.125rem;
  font-weight: 700;
  margin: 0 0 10px;
  color: white;
}

.support-card .support-text {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.85);
  margin: 0 0 20px;
  line-height: 1.6;
}

.support-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.support-action-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 16px;
  background: rgba(255,255,255,0.15);
  border-radius: 8px;
  color: white;
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 500;
  transition: all 0.3s ease;
}

.support-action-btn:hover {
  background: rgba(255,255,255,0.25);
  color: white;
}

.support-action-btn.primary {
  background: white;
  color: var(--primary-700);
}

.support-action-btn.primary:hover {
  background: var(--gray-100);
  color: var(--primary-800);
}

/* 热门计算器网格 */
.widget-featured .featured-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: 16px;
}

.featured-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 18px 12px;
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: 12px;
  text-decoration: none;
  transition: all 0.3s ease;
}

.featured-item:hover {
  background: var(--primary-50);
  border-color: var(--primary-200);
  transform: translateY(-2px);
}

.featured-icon {
  width: 44px;
  height: 44px;
  background: var(--primary-100);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.featured-icon i {
  font-size: 1.125rem;
  color: var(--primary-600);
}

.featured-name {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--gray-700);
  text-align: center;
  line-height: 1.3;
}

/* 工具/计算器列表 */
.tools-list,
.calculators-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.tools-list li,
.calculators-list li {
  border-bottom: 1px solid var(--gray-100);
}

.tools-list li:last-child,
.calculators-list li:last-child {
  border-bottom: none;
}

.tools-list a,
.calculators-list a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 0;
  text-decoration: none;
  color: var(--gray-700);
  transition: all 0.2s ease;
}

.tools-list a:hover,
.calculators-list a:hover {
  color: var(--primary-600);
}

.tools-list .tool-icon,
.calculators-list .calc-icon {
  width: 36px;
  height: 36px;
  background: var(--gray-100);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.tools-list .tool-icon i,
.calculators-list .calc-icon i {
  font-size: 0.875rem;
  color: var(--primary-500);
}

.tools-list .tool-name,
.calculators-list .calc-name {
  flex: 1;
  font-size: 0.9375rem;
  font-weight: 500;
}

.tools-list .arrow,
.calculators-list .arrow {
  font-size: 0.75rem;
  color: var(--gray-400);
  transition: transform 0.2s ease;
}

.tools-list a:hover .arrow,
.calculators-list a:hover .arrow {
  transform: translateX(4px);
  color: var(--primary-500);
}

/* 查看全部链接 */
.view-all-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary-600);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 600;
  margin-top: 12px;
  transition: all 0.2s ease;
}

.view-all-link:hover {
  color: var(--primary-700);
  gap: 12px;
}

/* 使用提示 */
.widget-tips .tips-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.widget-tips .tips-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 0;
  font-size: 0.875rem;
  color: var(--gray-600);
  line-height: 1.5;
}

.widget-tips .tips-list li i {
  color: var(--green-500);
  font-size: 0.875rem;
  margin-top: 2px;
  flex-shrink: 0;
}

/* 快速入口网格 */
.widget-quick-links .quick-links-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.quick-link-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px 12px;
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: 10px;
  text-decoration: none;
  transition: all 0.3s ease;
}

.quick-link-item:hover {
  background: var(--primary-50);
  border-color: var(--primary-200);
}

.quick-link-item i {
  font-size: 1.25rem;
  color: var(--primary-500);
}

.quick-link-item span {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--gray-700);
  text-align: center;
}

.quick-link-item:hover span {
  color: var(--primary-700);
}

/* 文档区域 */
.tool-documentation {
  margin-top: 40px;
  padding-top: 30px;
  border-top: 1px solid var(--gray-200);
}

/* 响应式 */
@media (max-width: 992px) {
  .tool-layout {
    grid-template-columns: 1fr;
  }

  .tool-sidebar {
    order: 2;
  }

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

@media (max-width: 768px) {
  .tools-hero {
    padding: 40px 0;
  }

  .tools-hero .hero-title {
    font-size: 1.75rem;
  }

  .tool-article {
    padding: 24px;
  }

  .tool-title {
    font-size: 1.5rem;
  }

  .converter-row {
    flex-direction: column;
  }

  .converter-arrow {
    transform: rotate(90deg);
    align-self: center;
  }
}

/* ===================================
   移动端隐藏 Header/Footer
   =================================== */
@media (max-width: 768px) {
  .site-header.mobile-hide {
    display: none !important;
  }

  .site-footer.mobile-hide {
    display: none !important;
  }

  /* 隐藏 header 时调整内容区域 */
  body .site-content {
    padding-top: var(--header-height);
  }

  .site-header.mobile-hide + .site-content,
  body.has-mobile-hide-header .site-content {
    padding-top: 0;
  }
}

/* ===================================
   移动端底部固定菜单
   =================================== */
.mobile-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: #fff;
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
  z-index: 9999;
  display: none;
  border-top: 1px solid var(--gray-200);
}

@media (max-width: 768px) {
  .mobile-bottom-nav {
    display: block;
  }

  /* 有底部菜单时调整 body 底部间距 */
  body.has-mobile-bottom-menu {
    padding-bottom: 60px;
  }

  /* 有底部菜单时调整 footer 间距 */
  body.has-mobile-bottom-menu .site-footer:not(.mobile-hide) {
    margin-bottom: 60px;
  }
}

.mobile-bottom-menu {
  display: flex;
  justify-content: space-around;
  align-items: center;
  list-style: none;
  padding: 0;
  margin: 0;
  height: 60px;
  max-width: 100%;
}

.mobile-bottom-menu li {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  max-width: 80px;
}

.mobile-bottom-menu a {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  color: var(--gray-600);
  font-size: 12px;
  padding: 8px 4px;
  transition: color 0.2s ease;
  width: 100%;
  gap: 4px;
}

.mobile-bottom-menu a:hover,
.mobile-bottom-menu a:focus,
.mobile-bottom-menu .current-menu-item > a,
.mobile-bottom-menu .current-menu-parent > a {
  color: var(--primary-500);
}

.mobile-bottom-menu a i {
  font-size: 18px;
}

.mobile-bottom-menu a span {
  font-size: 11px;
  line-height: 1.2;
  text-align: center;
}

/* 移动端底部菜单安全区域适配（iPhone X 等） */
@supports (padding: max(0px)) {
  .mobile-bottom-nav {
    padding-bottom: max(0px, env(safe-area-inset-bottom));
    height: calc(60px + max(0px, env(safe-area-inset-bottom)));
  }

  .mobile-bottom-menu {
    height: 60px;
  }

  body.has-mobile-bottom-menu {
    padding-bottom: calc(60px + max(0px, env(safe-area-inset-bottom)));
  }

  body.has-mobile-bottom-menu .site-footer:not(.mobile-hide) {
    margin-bottom: calc(60px + max(0px, env(safe-area-inset-bottom)));
  }
}
}