:root {
  --primary: #1a7f5c;
  --primary-dark: #0f5e42;
  --primary-light: #2fa87a;
  --accent: #f4a261;
  --accent-dark: #e76f51;
  --bg: #f8faf9;
  --bg-card: #ffffff;
  --text: #1e2a26;
  --text-secondary: #4a5b54;
  --text-muted: #7a8b84;
  --border: #e2e8e5;
  --shadow: 0 4px 20px rgba(26, 127, 92, 0.08);
  --shadow-hover: 0 8px 30px rgba(26, 127, 92, 0.15);
  --radius: 16px;
  --radius-sm: 10px;
  --glass-bg: rgba(255, 255, 255, 0.72);
  --glass-border: rgba(255, 255, 255, 0.5);
  --glass-blur: 14px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html.dark {
  --primary: #2fa87a;
  --primary-dark: #1a7f5c;
  --primary-light: #4cc494;
  --accent: #f4a261;
  --accent-dark: #e76f51;
  --bg: #0f1a16;
  --bg-card: #16241f;
  --text: #e8f0ec;
  --text-secondary: #b0c4bb;
  --text-muted: #7a9a8c;
  --border: #243830;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  --shadow-hover: 0 8px 30px rgba(0, 0, 0, 0.4);
  --glass-bg: rgba(22, 36, 31, 0.72);
  --glass-border: rgba(255, 255, 255, 0.08);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.75;
  font-size: 16px;
  transition: background-color var(--transition), color var(--transition);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--primary-light);
}

img, svg {
  max-width: 100%;
  height: auto;
  display: block;
}

ul, ol {
  list-style: none;
}

button {
  font-family: inherit;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ===== 导航 ===== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--glass-bg);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(180%);
  backdrop-filter: blur(var(--glass-blur)) saturate(180%);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: var(--shadow);
  transition: background-color var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 1px;
  transition: transform var(--transition);
}

.nav-logo:hover {
  transform: scale(1.04);
}

.nav-logo svg {
  width: 36px;
  height: 36px;
  transition: transform 0.5s ease;
}

.nav-logo:hover svg {
  transform: rotate(-8deg);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-menu a {
  position: relative;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.92rem;
  color: var(--text-secondary);
  font-weight: 500;
  transition: all var(--transition);
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transform: translateX(-50%);
  transition: width var(--transition);
}

.nav-menu a:hover {
  background-color: rgba(26, 127, 92, 0.08);
  color: var(--primary);
}

.nav-menu a:hover::after {
  width: 24px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.search-box {
  display: flex;
  align-items: center;
  background-color: var(--bg);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 4px 12px;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.search-box:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(26, 127, 92, 0.12);
}

.search-box input {
  border: none;
  background: transparent;
  outline: none;
  color: var(--text);
  font-size: 0.88rem;
  width: 140px;
  padding: 4px 0;
}

.search-box input::placeholder {
  color: var(--text-muted);
}

.search-box button {
  border: none;
  background: none;
  cursor: pointer;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  padding: 2px;
  transition: color var(--transition);
}

.search-box button:hover {
  color: var(--primary);
}

.theme-toggle {
  background: none;
  border: 1px solid var(--border);
  border-radius: 50%;
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-secondary);
  transition: all var(--transition);
}

.theme-toggle:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: rotate(20deg);
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text);
  padding: 6px;
  transition: color var(--transition);
}

.mobile-toggle:hover {
  color: var(--primary);
}

/* ===== Banner轮播 ===== */
.banner-slider {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  margin: 24px auto;
  max-width: 1200px;
  height: 420px;
  box-shadow: var(--shadow-hover);
}

.banner-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.8s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.banner-slide.active {
  opacity: 1;
}

.banner-slide svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.banner-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 40px 24px;
  max-width: 700px;
  background: rgba(0, 0, 0, 0.18);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  border-radius: var(--radius);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.banner-content h2 {
  font-size: 2rem;
  color: #fff;
  margin-bottom: 12px;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.4);
  letter-spacing: 0.5px;
}

.banner-content p {
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.92);
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.4);
}

.banner-dots {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  z-index: 3;
}

.banner-dots button {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.5);
  cursor: pointer;
  transition: all var(--transition);
  padding: 0;
}

.banner-dots button:hover {
  background: rgba(255, 255, 255, 0.8);
}

.banner-dots button.active {
  background: #fff;
  width: 24px;
  border-radius: 5px;
}

/* ===== 首屏核心区域 ===== */
.hero-section {
  text-align: center;
  padding: 48px 20px 32px;
  max-width: 900px;
  margin: 0 auto;
}

.hero-section h1 {
  font-size: 2.2rem;
  color: var(--text);
  margin-bottom: 16px;
  line-height: 1.35;
  animation: heroFadeUp 0.8s ease both;
}

.hero-section h1 span {
  color: var(--primary);
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-section .hero-intro {
  font-size: 1.08rem;
  color: var(--text-secondary);
  max-width: 720px;
  margin: 0 auto 28px;
  line-height: 1.9;
  animation: heroFadeUp 0.8s ease 0.15s both;
}

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

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
  margin-top: 32px;
  animation: heroFadeUp 0.8s ease 0.3s both;
}

.stat-item {
  text-align: center;
  transition: transform var(--transition);
}

.stat-item:hover {
  transform: translateY(-4px);
}

.stat-number {
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--primary);
  display: block;
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ===== 面包屑 ===== */
.breadcrumb {
  max-width: 1200px;
  margin: 0 auto;
  padding: 12px 20px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.breadcrumb a {
  color: var(--text-muted);
  transition: color var(--transition);
}

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

.breadcrumb span {
  margin: 0 6px;
}

/* ===== 通用区块 ===== */
.section {
  padding: 56px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 40px;
}

.section-header h2 {
  font-size: 1.75rem;
  color: var(--text);
  margin-bottom: 10px;
  position: relative;
  display: inline-block;
}

.section-header h2::after {
  content: '';
  display: block;
  width: 48px;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  border-radius: 2px;
  margin: 10px auto 0;
}

.section-header p {
  color: var(--text-muted);
  font-size: 0.95rem;
  max-width: 640px;
  margin: 0 auto;
}

/* ===== 卡片网格 ===== */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--primary-light), var(--accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(26, 127, 92, 0.25);
}

.card:hover::before {
  transform: scaleX(1);
}

.card-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(26, 127, 92, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  color: var(--primary);
  transition: all var(--transition);
}

.card:hover .card-icon {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff;
  transform: scale(1.08) rotate(-4deg);
}

.card h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
  color: var(--text);
}

.card p {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

/* ===== 文章列表 ===== */
.article-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.article-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  display: flex;
  flex-direction: column;
}

.article-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(26, 127, 92, 0.25);
}

.article-thumb {
  height: 160px;
  overflow: hidden;
  background: var(--border);
  position: relative;
}

.article-thumb svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.article-card:hover .article-thumb svg {
  transform: scale(1.06);
}

.article-body {
  padding: 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.article-meta .tag {
  background: rgba(26, 127, 92, 0.1);
  color: var(--primary);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  transition: all var(--transition);
}

.article-card:hover .article-meta .tag {
  background: var(--primary);
  color: #fff;
}

.article-body h3 {
  font-size: 1.02rem;
  margin-bottom: 8px;
  color: var(--text);
  line-height: 1.5;
  transition: color var(--transition);
}

.article-card:hover .article-body h3 {
  color: var(--primary);
}

.article-body p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.75;
  flex: 1;
}

.read-more {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 14px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary);
  transition: gap var(--transition);
}

.read-more:hover {
  gap: 8px;
}

/* ===== FAQ ===== */
.faq-list {
  max-width: 860px;
  margin: 0 auto;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
  overflow: hidden;
  transition: box-shadow var(--transition), border-color var(--transition);
}

.faq-item:hover {
  box-shadow: var(--shadow);
  border-color: rgba(26, 127, 92, 0.2);
}

.faq-item.open {
  border-color: rgba(26, 127, 92, 0.35);
  box-shadow: var(--shadow);
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 18px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--text);
  text-align: left;
  gap: 12px;
  transition: color var(--transition);
}

.faq-question:hover {
  color: var(--primary);
}

.faq-question .arrow {
  flex-shrink: 0;
  transition: transform var(--transition), color var(--transition);
  color: var(--text-muted);
  font-size: 0.75rem;
}

.faq-item.open .faq-question .arrow {
  transform: rotate(180deg);
  color: var(--primary);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
  padding: 0 20px;
}

.faq-item.open .faq-answer {
  max-height: 800px;
  padding: 0 20px 20px;
}

.faq-answer p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.85;
}

/* ===== HowTo ===== */
.howto-steps {
  max-width: 860px;
  margin: 0 auto;
  counter-reset: step;
}

.howto-step {
  display: flex;
  gap: 20px;
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
  transition: transform var(--transition);
}

.howto-step:last-child {
  border-bottom: none;
}

.howto-step:hover {
  transform: translateX(6px);
}

.step-number {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
  box-shadow: 0 4px 12px rgba(26, 127, 92, 0.25);
  transition: transform var(--transition), box-shadow var(--transition);
}

.howto-step:hover .step-number {
  transform: scale(1.1);
  box-shadow: 0 6px 18px rgba(26, 127, 92, 0.35);
}

.step-content h3 {
  font-size: 1.05rem;
  margin-bottom: 6px;
  color: var(--text);
}

.step-content p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

/* ===== 联系信息 ===== */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.contact-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 22px;
  text-align: center;
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
}

.contact-item:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
  border-color: rgba(26, 127, 92, 0.25);
}

.contact-item .icon {
  width: 44px;
  height: 44px;
  margin: 0 auto 12px;
  border-radius: 50%;
  background: rgba(26, 127, 92, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  transition: all var(--transition);
}

.contact-item:hover .icon {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff;
  transform: scale(1.1);
}

.contact-item h3 {
  font-size: 0.95rem;
  margin-bottom: 6px;
  color: var(--text);
}

.contact-item p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  word-break: break-word;
}

/* ===== 页脚 ===== */
.footer {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  padding: 48px 0 24px;
  margin-top: 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 32px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.footer-brand h3 {
  font-size: 1.2rem;
  color: var(--primary);
  margin-bottom: 12px;
}

.footer-brand p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.8;
  max-width: 320px;
}

.footer-col h4 {
  font-size: 0.95rem;
  color: var(--text);
  margin-bottom: 14px;
}

.footer-col ul li {
  margin-bottom: 8px;
}

.footer-col ul a {
  font-size: 0.85rem;
  color: var(--text-muted);
  transition: color var(--transition), padding-left var(--transition);
}

.footer-col ul a:hover {
  color: var(--primary);
  padding-left: 4px;
}

.footer-bottom {
  max-width: 1200px;
  margin: 32px auto 0;
  padding: 20px 20px 0;
  border-top: 1px solid var(--border);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.footer-bottom a {
  color: var(--text-muted);
  transition: color var(--transition);
}

.footer-bottom a:hover {
  color: var(--primary);
}

/* ===== 返回顶部 ===== */
.back-to-top {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(26, 127, 92, 0.35);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: all var(--transition);
  z-index: 900;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 8px 24px rgba(26, 127, 92, 0.45);
}

/* ===== 滚动动画 ===== */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== 移动菜单 ===== */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--glass-bg);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  backdrop-filter: blur(20px) saturate(180%);
  z-index: 2000;
  padding: 80px 24px 24px;
  flex-direction: column;
  gap: 8px;
  overflow-y: auto;
}

.mobile-menu.open {
  display: flex;
  animation: menuFadeIn 0.3s ease;
}

@keyframes menuFadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.mobile-menu a {
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  font-size: 1.05rem;
  color: var(--text);
  font-weight: 500;
  transition: all var(--transition);
}

.mobile-menu a:hover {
  background: rgba(26, 127, 92, 0.08);
  color: var(--primary);
  padding-left: 22px;
}

.mobile-close {
  position: absolute;
  top: 18px;
  right: 20px;
  background: none;
  border: none;
  font-size: 1.6rem;
  cursor: pointer;
  color: var(--text);
  line-height: 1;
  padding: 8px;
  transition: color var(--transition), transform var(--transition);
}

.mobile-close:hover {
  color: var(--primary);
  transform: rotate(90deg);
}

/* ===== 响应式 ===== */
@media (max-width: 900px) {
  .nav-menu {
    display: none;
  }

  .mobile-toggle {
    display: block;
  }

  .search-box {
    display: none;
  }

  .banner-slider {
    height: 300px;
    margin: 16px;
    border-radius: var(--radius-sm);
  }

  .banner-content {
    padding: 28px 18px;
  }

  .banner-content h2 {
    font-size: 1.4rem;
  }

  .banner-content p {
    font-size: 0.92rem;
  }

  .hero-section h1 {
    font-size: 1.6rem;
  }

  .hero-section .hero-intro {
    font-size: 1rem;
  }

  .section {
    padding: 44px 0;
  }

  .section-header h2 {
    font-size: 1.5rem;
  }

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

@media (max-width: 600px) {
  .hero-stats {
    gap: 28px;
  }

  .stat-number {
    font-size: 1.7rem;
  }

  .stat-label {
    font-size: 0.82rem;
  }

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

  .howto-step {
    flex-direction: column;
    gap: 10px;
  }

  .banner-slider {
    height: 260px;
  }

  .banner-content h2 {
    font-size: 1.2rem;
  }

  .banner-content p {
    font-size: 0.85rem;
  }

  .article-list {
    grid-template-columns: 1fr;
  }

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

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .back-to-top {
    bottom: 20px;
    right: 20px;
    width: 42px;
    height: 42px;
  }
}

/* ===== 辅助类 ===== */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.text-center {
  text-align: center;
}

.mt-24 {
  margin-top: 24px;
}

/* ===== 减少动画偏好 ===== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .fade-in {
    opacity: 1;
    transform: none;
  }
}

/* ===== 打印样式 ===== */
@media print {
  .navbar,
  .mobile-menu,
  .back-to-top,
  .banner-slider,
  .theme-toggle,
  .search-box {
    display: none !important;
  }

  body {
    background: #fff;
    color: #000;
  }

  .card,
  .article-card,
  .faq-item {
    box-shadow: none;
    border: 1px solid #ccc;
    break-inside: avoid;
  }
}