```css
/* ===== 萝莉社 全站样式表 ===== */
/* ===== UI风格：柔粉渐变 · 圆润卡片 · 毛玻璃质感 ===== */

/* ---------- CSS变量与主题系统 ---------- */
:root {
  --bg-primary: #fff9fb;
  --bg-secondary: #fff0f4;
  --bg-tertiary: #ffe8ee;
  --text-primary: #3d2b33;
  --text-secondary: #5c4850;
  --text-heading: #2d1b22;
  --text-accent: #b8325a;
  --border-light: #f3d9e0;
  --card-bg: rgba(255, 255, 255, 0.85);
  --card-bg-solid: #ffffff;
  --nav-bg: rgba(255, 246, 249, 0.82);
  --footer-bg: #2d1b22;
  --footer-text: #f5e6ea;
  --btn-bg: linear-gradient(135deg, #ff6b9d, #c44569);
  --btn-text: #ffffff;
  --shadow-sm: 0 2px 8px rgba(180, 60, 90, 0.06);
  --shadow-md: 0 8px 24px rgba(180, 60, 90, 0.1);
  --shadow-lg: 0 16px 40px rgba(180, 60, 90, 0.14);
  --banner-overlay: rgba(120, 20, 50, 0.2);
  --hero-grad: linear-gradient(135deg, #ffe0ea 0%, #ffd0dc 50%, #ffc1d0 100%);
  --glass-blur: blur(16px);
  --radius-sm: 14px;
  --radius-md: 22px;
  --radius-lg: 32px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] {
  --bg-primary: #1e1420;
  --bg-secondary: #2a1c26;
  --bg-tertiary: #35232e;
  --text-primary: #f0e2e8;
  --text-secondary: #d4bcc6;
  --text-heading: #ffffff;
  --text-accent: #ff8ab5;
  --border-light: #4a3240;
  --card-bg: rgba(48, 30, 40, 0.8);
  --card-bg-solid: #2e1e28;
  --nav-bg: rgba(30, 18, 26, 0.85);
  --footer-bg: #150d12;
  --footer-text: #dcc7cf;
  --btn-bg: linear-gradient(135deg, #ff6b9d, #d6537a);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.5);
  --hero-grad: linear-gradient(135deg, #3a1f2e 0%, #4a2538 100%);
  --banner-overlay: rgba(0, 0, 0, 0.3);
}

/* ---------- 基础重置与全局 ---------- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.75;
  font-size: 1rem;
  letter-spacing: 0.01em;
  transition: background-color 0.4s ease, color 0.3s ease;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* 滚动条美化 */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}
::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, #ff8ab5, #c44569);
  border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, #ff6b9d, #a83255);
}

/* ---------- 排版 ---------- */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-heading);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  margin-bottom: 1rem;
  background: linear-gradient(135deg, #b8325a, #ff6b9d);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

[data-theme="dark"] h1 {
  background: linear-gradient(135deg, #ffb3c6, #ff8ab5);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin: 2.5rem 0 1.2rem;
  position: relative;
  padding-left: 1rem;
}

h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.2em;
  bottom: 0.2em;
  width: 5px;
  background: linear-gradient(180deg, #ff6b9d, #c44569);
  border-radius: 10px;
}

h3 {
  font-size: 1.25rem;
  margin: 1.2rem 0 0.6rem;
  font-weight: 600;
}

h4 {
  font-size: 1.1rem;
  font-weight: 600;
  margin: 1rem 0 0.4rem;
}

p {
  margin-bottom: 1rem;
  color: var(--text-primary);
  line-height: 1.8;
}

a {
  color: var(--text-accent);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s ease, opacity 0.2s ease;
  position: relative;
}

a:hover {
  color: #ff6b9d;
  text-decoration: none;
}

/* 链接下划线动画 */
.nav-links a::after,
.article-item a::after,
.footer-grid a::after {
  content: "";
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, #ff6b9d, #c44569);
  transition: width 0.3s ease;
}

.nav-links a:hover::after,
.article-item a:hover::after,
.footer-grid a:hover::after {
  width: 100%;
}

ul, ol {
  padding-left: 1.5rem;
  color: var(--text-primary);
}

li {
  margin-bottom: 0.4rem;
}

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

/* ---------- 布局容器 ---------- */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 28px;
  width: 100%;
}

@media (max-width: 768px) {
  .container {
    padding: 0 18px;
  }
}

/* ---------- 按钮 ---------- */
.btn {
  background: var(--btn-bg);
  color: var(--btn-text);
  padding: 12px 32px;
  border-radius: 50px;
  border: none;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  display: inline-block;
  text-align: center;
  box-shadow: 0 4px 15px rgba(196, 69, 105, 0.3);
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  letter-spacing: 0.02em;
}

.btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.25), transparent);
  transition: left 0.6s ease;
}

.btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(196, 69, 105, 0.4);
  color: #fff;
}

.btn:hover::before {
  left: 100%;
}

.btn:active {
  transform: translateY(-1px);
}

/* ---------- 导航栏 ---------- */
.navbar {
  position: sticky;
  top: 0;
  background: var(--nav-bg);
  backdrop-filter: blur(18px) saturate(180%);
  -webkit-backdrop-filter: blur(18px) saturate(180%);
  z-index: 1000;
  border-bottom: 1px solid var(--border-light);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}

.navbar.scrolled {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.nav-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 72px;
}

.logo {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text-heading);
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, #ff6b9d, #c44569);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.logo span {
  font-size: 1.8rem;
  background: linear-gradient(135deg, #ff6b9d, #c44569);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  gap: 32px;
  align-items: center;
}

.nav-links a {
  color: var(--text-primary);
  font-weight: 500;
  font-size: 0.95rem;
  padding: 6px 2px;
  transition: color 0.3s;
}

.nav-links a:hover {
  color: var(--text-accent);
}

.dark-toggle,
.menu-toggle {
  background: transparent;
  border: none;
  cursor: pointer;
  font-size: 1.3rem;
  color: var(--text-heading);
  padding: 6px 10px;
  border-radius: 50%;
  transition: background 0.3s, transform 0.3s;
  line-height: 1;
}

.dark-toggle:hover,
.menu-toggle:hover {
  background: var(--bg-tertiary);
  transform: rotate(15deg);
}

.menu-toggle {
  display: none;
  font-size: 1.6rem;
}

/* 移动端菜单 */
.mobile-menu {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 12px 0 18px;
  background: var(--bg-primary);
  border-top: 1px solid var(--border-light);
  animation: slideDown 0.3s ease;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.mobile-menu a {
  padding: 12px 0;
  border-bottom: 1px solid var(--border-light);
  font-weight: 500;
  color: var(--text-primary);
}

.mobile-menu a:last-child {
  border-bottom: none;
}

.mobile-menu .dark-toggle {
  align-self: flex-start;
  margin-top: 8px;
  padding: 10px 16px;
  border-radius: 30px;
  background: var(--bg-tertiary);
  font-size: 0.95rem;
}

/* ---------- 面包屑 ---------- */
.breadcrumb {
  padding: 20px 0 8px;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.breadcrumb a {
  color: var(--text-secondary);
  font-weight: 400;
}

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

/* ---------- Hero区域 ---------- */
.hero {
  background: var(--hero-grad);
  padding: 80px 0 70px;
  margin-bottom: 30px;
  position: relative;
  overflow: hidden;
}

/* 装饰性圆环 */
.hero::before,
.hero::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.2) 0%, transparent 70%);
  pointer-events: none;
}

.hero::before {
  width: 400px;
  height: 400px;
  top: -150px;
  right: -100px;
}

.hero::after {
  width: 300px;
  height: 300px;
  bottom: -120px;
  left: -80px;
}

.hero-content {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  align-items: center;
  justify-content: space-between;
  position: relative;
  z-index: 2;
}

.hero-text {
  flex: 1 1 320px;
  animation: fadeInUp 0.8s ease;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-text h1 {
  color: var(--text-heading);
  font-size: clamp(2rem, 4.5vw, 3rem);
  margin-bottom: 1.2rem;
  line-height: 1.2;
}

.hero-text p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 1.8rem;
  max-width: 560px;
}

[data-theme="dark"] .hero-text p {
  color: var(--text-secondary);
}

.hero-svg {
  flex: 0 0 220px;
  text-align: center;
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-12px);
  }
}

.hero-svg svg {
  filter: drop-shadow(0 8px 20px rgba(180, 60, 90, 0.25));
  border-radius: 30px;
}

/* ---------- 卡片网格 ---------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 28px;
  margin: 2rem 0;
}

.card {
  background: var(--card-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-radius: var(--radius-md);
  padding: 30px 26px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, #ff6b9d, #c44569, #ff6b9d);
  background-size: 200% 100%;
  opacity: 0;
  transition: opacity 0.4s;
}

.card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-md);
  border-color: rgba(255, 107, 157, 0.3);
}

.card:hover::before {
  opacity: 1;
  animation: shimmer 2s linear infinite;
}

@keyframes shimmer {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

.card h3 {
  margin-top: 0;
  font-size: 1.15rem;
  display: flex;
  align-items: center;
  gap: 10px;
}

.card p {
  color: var(--text-primary);
  font-size: 0.95rem;
  margin-bottom: 0;
}

/* ---------- 文章列表 ---------- */
.article-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 28px;
}

.article-item {
  background: var(--card-bg-solid);
  border-radius: var(--radius-md);
  padding: 24px;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  height: 100%;
  position: relative;
  overflow: hidden;
}

.article-item::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, #ff6b9d, #c44569);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.article-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: rgba(255, 107, 157, 0.25);
}

.article-item:hover::after {
  transform: scaleX(1);
}

.article-item h3 {
  margin: 0 0 10px;
  font-size: 1.05rem;
  line-height: 1.4;
}

.article-item h3 a {
  color: var(--text-heading);
}

.article-item h3 a:hover {
  color: var(--text-accent);
}

.article-item time {
  color: var(--text-secondary);
  font-size: 0.85rem;
  display: block;
  margin-bottom: 8px;
  font-weight: 400;
}

.article-item p {
  font-size: 0.92rem;
  color: var(--text-secondary);
  margin-bottom: 12px;
  flex-grow: 1;
}

.article-item > a {
  font-size: 0.9rem;
  font-weight: 600;
  align-self: flex-start;
}

/* ---------- 表格 ---------- */
table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin: 1.5rem 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  background: var(--card-bg-solid);
}

th, td {
  border-bottom: 1px solid var(--border-light);
  padding: 14px 18px;
  text-align: left;
  color: var(--text-primary);
}

th {
  background: var(--bg-tertiary);
  color: var(--text-heading);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
}

tr:last-child td {
  border-bottom: none;
}

tr {
  transition: background 0.2s ease;
}

tbody tr:hover {
  background: var(--bg-secondary);
}

/* ---------- 搜索框 ---------- */
.search-box {
  display: flex;
  gap: 12px;
  margin: 20px 0 30px;
}

.search-box input {
  flex: 1;
  min-width: 0;
  padding: 12px 22px;
  border-radius: 50px;
  border: 1px solid var(--border-light);
  background: var(--card-bg-solid);
  color: var(--text-primary);
  font-size: 0.95rem;
  transition: all 0.3s ease;
  outline: none;
}

.search-box input:focus {
  border-color: #ff6b9d;
  box-shadow: 0 0 0 4px rgba(255, 107, 157, 0.1);
}

.search-box input::placeholder {
  color: var(--text-secondary);
  opacity: 0.7;
}

/* ---------- FAQ ---------- */
.faq-item {
  border-bottom: 1px solid var(--border-light);
  padding: 4px 0;
  transition: background 0.3s ease;
}

.faq-item:first-child {
  border-top: 1px solid var(--border-light);
}

.faq-question {
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text-heading);
  padding: 18px 10px;
  transition: color 0.3s, padding-left 0.3s;
  position: relative;
  font-size: 1rem;
}

.faq-question::after {
  content: "+";
  font-size: 1.5rem;
  font-weight: 300;
  color: #ff6b9d;
  transition: transform 0.3s ease;
  margin-left: 16px;
  flex-shrink: 0;
}

.faq-item.active .faq-question::after {
  transform: rotate(45deg);
}

.faq-question:hover {
  color: var(--text-accent);
  padding-left: 16px;
}

.faq-answer {
  margin: 0;
  padding: 0 10px 18px 10px;
  display: none;
  color: var(--text-primary);
  font-size: 0.95rem;
  line-height: 1.8;
}

.faq-item.active .faq-answer {
  display: block;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-5px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ---------- 步骤列表 ---------- */
ol {
  margin: 1rem 0 1.5rem 0;
  padding-left: 1.8rem;
  color: var(--text-primary);
}

ol li {
  margin-bottom: 10px;
  padding-left: 8px;
  position: relative;
}

ol li::marker {
  color: #ff6b9d;
  font-weight: 700;
}

/* ---------- 数字统计 ---------- */
.stat-section {
  background: var(--bg-secondary);
  padding: 40px 30px;
  border-radius: var(--radius-lg);
  margin: 40px 0;
  border: 1px solid var(--border-light);
}

.stat-grid {
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
  gap: 20px;
}

.stat-item {
  text-align: center;
  min-width: 120px;
}

.stat-number {
  font-weight: 800;
  font-size: 2.8rem;
  background: linear-gradient(135deg, #ff6b9d, #c44569);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
  display: inline-block;
}

.stat-item p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-top: 4px;
  font-weight: 500;
}

/* ---------- 联系区域 ---------- */
.contact-section {
  background: var(--bg-secondary);
  padding: 40px 30px;
  border-radius: var(--radius-lg);
  margin: 40px 0;
  border: 1px solid var(--border-light);
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
  margin: 20px 0;
}

.contact-item {
  background: var(--card-bg-solid);
  padding: 20px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-light);
  transition: all 0.3s ease;
}

.contact-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-sm);
  border-color: rgba(255, 107, 157, 0.3);
}

.contact-item h4 {
  margin-top: 0;
  color: var(--text-accent);
  font-size: 0.95rem;
}

.contact-item p {
  margin-bottom: 0;
  font-size: 0.95rem;
}

/* ---------- 页脚 ---------- */
.site-footer {
  background: var(--footer-bg);
  color: var(--footer-text);
  padding: 50px 0 30px;
  margin-top: 4rem;
  position: relative;
}

.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #ff6b9d, #c44569, #ff6b9d);
  background-size: 200% 100%;
  animation: shimmer 4s linear infinite;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 32px;
}

.footer-grid h4 {
  color: #fff;
  margin-top: 0;
  font-size: 1rem;
  margin-bottom: 14px;
}

.footer-grid p {
  color: var(--footer-text);
  font-size: 0.9rem;
}

.footer-grid ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

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

.footer-grid a {
  color: #e8c4cf;
  font-size: 0.9rem;
  font-weight: 400;
}

.footer-grid a:hover {
  color: #fff;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  margin-top: 32px;
  padding-top: 20px;
  font-size: 0.85rem;
  text-align: center;
}

.footer-bottom p {
  color: var(--footer-text);
  opacity: 0.8;
  margin-bottom: 4px;
  font-size: 0.85rem;
}

/* ---------- 返回顶部 ---------- */
.to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  background: linear-gradient(135deg, #ff6b9d, #c44569);
  color: white;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  border: none;
  font-size: 1.2rem;
  box-shadow: 0 4px 20px rgba(196, 69, 105, 0.4);
  z-index: 999;
}

.to-top.visible {
  opacity: 1;
  pointer-events: auto;
}

.to-top:hover {
  transform: translateY(-5px) scale(1.05);
  box-shadow: 0 8px 30px rgba(196, 69, 105, 0.5);
}

/* ---------- 滚动显示动画 ---------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* 卡片交错动画 */
.card-grid .card:nth-child(2),
.article-list .article-item:nth-child(2n) {
  transition-delay: 0.1s;
}

/* ---------- 锚点滚动偏移 ---------- */
.anchor-link {
  scroll-margin-top: 90px;
}

/* ---------- 辅助类 ---------- */
.text-muted {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.bg-soft {
  background: var(--bg-secondary);
}

.text-accent {
  color: var(--text-accent);
}

/* 高亮强调 */
em {
  font-style: normal;
  background: linear-gradient(transparent 60%, rgba(255, 107, 157, 0.2) 60%);
  padding: 0 2px;
  font-weight: 500;
}

strong {
  color: var(--text-heading);
  font-weight: 700;
}

/* SVG 文字 */
.svg-text {
  fill: var(--text-primary);
}

[data-theme="dark"] .svg-text {
  fill: var(--text-primary);
}

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .hero {
    padding: 60px 0;
  }

  .hero-svg {
    flex-basis: 180px;
  }

  .hero-svg svg {
    width: 160px;
    height: 160px;
  }
}

@media (max-width: 768px) {
  body {
    font-size: 0.95rem;
  }

  h1 {
    font-size: 1.8rem;
  }

  h2 {
    font-size: 1.4rem;
    margin: 2rem 0 1rem;
  }

  .nav-links {
    display: none;
  }

  .menu-toggle {
    display: block;
  }

  .mobile-menu.show {
    display: flex;
  }

  .hero-content {
    flex-direction: column;
    text-align: center;
    gap: 24px;
  }

  .hero-text p {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-svg {
    flex-basis: 140px;
  }

  .hero-svg svg {
    width: 140px;
    height: 140px;
  }

  .card-grid,
  .article-list {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .card {
    padding: 22px 20px;
  }

  .article-item {
    padding: 18px;
  }

  .stat-number {
    font-size: 2rem;
  }

  .stat-grid {
    gap: 16px;
  }

  .stat-item {
    min-width: 90px;
  }

  .contact-section {
    padding: 24px 18px;
  }

  .contact-grid {
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }

  .contact-item {
    padding: 14px;
  }

  .search-box {
    flex-direction: column;
  }

  .search-box .btn {
    width: 100%;
  }

  .to-top {
    bottom: 20px;
    right: 20px;
    width: 42px;
    height: 42px;
    font-size: 1rem;
  }

  table {
    font-size: 0.85rem;
  }

  th, td {
    padding: 10px 12px;
  }

  .faq-question {
    font-size: 0.95rem;
    padding: 14px 6px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 14px;
  }

  .nav-inner {
    height: 60px;
  }

  .logo {
    font-size: 1.3rem;
  }

  .logo span {
    font-size: 1.5rem;
  }

  .hero {
    padding: 40px 0;
  }

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

  .hero-text p {
    font-size: 0.95rem;
  }

  .btn {
    padding: 10px 24px;
    font-size: 0.88rem;
  }

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

  .footer-grid {
    gap: 24px;
  }

  .stat-item {
    min-width: 70px;
  }

  .stat-number {
    font-size: 1.6rem;
  }
}

/* ---------- 无障碍和动效减少偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* ---------- 打印样式 ---------- */
@media print {
  .navbar,
  .hero,
  .site-footer,
  .to-top,
  .search-box,
  .breadcrumb {
    display: none !important;
  }

  body {
    background: white;
    color: black;
  }

  .card,
  .article-item {
    box-shadow: none;
    border: 1px solid #ddd;
  }
}

/* ---------- 高亮当前导航链接 ---------- */
.nav-links a.active,
.mobile-menu a.active {
  color: var(--text-accent);
  font-weight: 600;
}

.nav-links a.active::after {
  width: 100%;
}

/* ---------- 焦点可见性 ---------- */
a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 3px solid rgba(255, 107, 157, 0.5);
  outline-offset: 2px;
}

/* ---------- 选择文本 ---------- */
::selection {
  background: rgba(255, 107, 157, 0.3);
  color: var(--text-heading);
}

/* ---------- 链接卡片整体可点击 ---------- */
.article-item {
  cursor: pointer;
}

/* 装饰性背景图案 */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: -1;
  opacity: 0.4;
  background-image: radial-gradient(rgba(255, 107, 157, 0.06) 1px, transparent 1px);
  background-size: 30px 30px;
}
```