/* ============================================
   LV国际pg · 暖调纸艺设计系统
   风格：柔光层叠 · 暖调质感 · 圆润优雅
   ============================================ */

/* 自定义属性 */
:root {
  --bg-primary: #F7F2EC;
  --bg-card: #FFFFFF;
  --bg-elevated: #FDFBF9;
  --text-primary: #2D2420;
  --text-secondary: #6B5E55;
  --text-muted: #9A8F87;
  --brand-primary: #B58B7A;
  --brand-secondary: #DCCFC5;
  --brand-accent: #D4A574;
  --brand-highlight: #C49A8A;
  --border-light: #EAE2DA;
  --border-medium: #DCD2C8;
  --shadow-sm: 0 2px 8px rgba(45, 36, 32, 0.04);
  --shadow-md: 0 6px 24px rgba(45, 36, 32, 0.06);
  --shadow-lg: 0 12px 40px rgba(45, 36, 32, 0.08);
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --transition: 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ========== 基础重置 ========== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: system-ui, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  overflow-x: hidden;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection {
  background: var(--brand-primary);
  color: #fff;
}

/* ========== 核心布局 ========== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 96px 0;
  position: relative;
}

.section:nth-child(even) {
  background: #FDFBF9;
}

.section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  max-width: 800px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-light), transparent);
  opacity: 0.6;
}

.section:first-child::before {
  display: none;
}

/* ========== 导航 ========== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(247, 242, 236, 0.92);
  backdrop-filter: blur(16px) saturate(1.2);
  -webkit-backdrop-filter: blur(16px) saturate(1.2);
  border-bottom: 1px solid var(--border-light);
  transition: var(--transition);
}

.site-header:hover {
  background: rgba(247, 242, 236, 0.97);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.25rem;
  text-decoration: none;
  color: var(--text-primary);
  letter-spacing: -0.3px;
  transition: var(--transition);
}

.logo:hover {
  opacity: 0.85;
}

.logo-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  background: linear-gradient(135deg, var(--brand-primary), var(--brand-accent));
  color: #fff;
  box-shadow: 0 2px 12px rgba(181, 139, 122, 0.3);
  position: relative;
  overflow: hidden;
}

.logo-icon::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 40%, rgba(255,255,255,0.2) 100%);
  border-radius: inherit;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.main-nav a {
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition);
  position: relative;
  padding: 4px 0;
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--brand-primary);
  border-radius: 2px;
  transition: var(--transition);
}

.main-nav a:hover {
  color: var(--text-primary);
}

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

.nav-cta {
  padding: 10px 24px !important;
  border-radius: 50px !important;
  color: #fff !important;
  font-weight: 600 !important;
  background: linear-gradient(135deg, var(--brand-primary), var(--brand-highlight));
  box-shadow: 0 2px 12px rgba(181, 139, 122, 0.25);
  transition: var(--transition) !important;
}

.nav-cta::after {
  display: none !important;
}

.nav-cta:hover {
  transform: translateY(-1px) !important;
  box-shadow: 0 4px 20px rgba(181, 139, 122, 0.35) !important;
  color: #fff !important;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  border: none;
  background: none;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.menu-toggle:hover {
  background: var(--border-light);
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}

/* ========== Hero ========== */
.hero {
  min-height: 80vh;
  display: flex;
  align-items: center;
  position: relative;
  padding: 120px 0 80px;
  background: linear-gradient(180deg, var(--bg-primary) 0%, #FDFBF9 100%);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -40%;
  right: -20%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(212, 165, 116, 0.08) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(181, 139, 122, 0.06) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 720px;
}

.hero-eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 2px;
  padding: 6px 18px;
  border-radius: 50px;
  margin-bottom: 20px;
  background: linear-gradient(135deg, var(--brand-secondary), #F0E8E0);
  color: var(--brand-primary);
  text-transform: uppercase;
  border: 1px solid rgba(181, 139, 122, 0.15);
}

.hero h1 {
  font-size: 3.2rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.5px;
  color: var(--text-primary);
}

.hero h1 span {
  color: var(--brand-primary);
  position: relative;
}

.hero h1 span::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 0;
  right: 0;
  height: 6px;
  background: linear-gradient(90deg, var(--brand-primary), var(--brand-accent));
  opacity: 0.2;
  border-radius: 4px;
}

.hero p {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 560px;
  margin-bottom: 36px;
  line-height: 1.7;
}

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

.hero-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  position: relative;
}

.hero-image::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.1);
  pointer-events: none;
  z-index: 1;
}

.hero-image img {
  width: 100%;
  height: auto;
  display: block;
  transition: var(--transition);
}

.hero-image:hover img {
  transform: scale(1.02);
}

/* ========== 按钮 ========== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  opacity: 0;
  transition: var(--transition);
}

.btn:hover::before {
  opacity: 1;
}

.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--brand-primary), var(--brand-highlight));
  box-shadow: 0 2px 16px rgba(181, 139, 122, 0.3);
}

.btn-primary::before {
  background: linear-gradient(135deg, var(--brand-highlight), var(--brand-primary));
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(181, 139, 122, 0.4);
}

.btn-outline {
  background: transparent;
  border: 1.5px solid var(--border-medium);
  color: var(--text-primary);
}

.btn-outline::before {
  background: var(--bg-elevated);
}

.btn-outline:hover {
  border-color: var(--brand-primary);
  color: var(--brand-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.btn span {
  position: relative;
  z-index: 1;
}

.btn svg {
  position: relative;
  z-index: 1;
  transition: var(--transition);
}

.btn:hover svg {
  transform: translateX(3px);
}

/* ========== 标签/标题 ========== */
.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 12px;
  color: var(--brand-primary);
  position: relative;
  padding-left: 28px;
}

.section-label::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 2px;
  background: var(--brand-primary);
  border-radius: 2px;
}

.section-title {
  font-size: 2.4rem;
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.3px;
  color: var(--text-primary);
  line-height: 1.2;
}

.section-desc {
  max-width: 600px;
  color: var(--text-secondary);
  margin-bottom: 48px;
  font-size: 1.05rem;
  line-height: 1.7;
}

/* ========== 卡片网格 ========== */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 28px;
}

.category-card {
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.category-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--brand-primary), var(--brand-accent));
  opacity: 0;
  transition: var(--transition);
}

.category-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--brand-secondary);
}

.category-card:hover::before {
  opacity: 1;
}

.card-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.4rem;
  background: linear-gradient(135deg, var(--brand-secondary), #F0E8E0);
  color: var(--brand-primary);
  transition: var(--transition);
}

.category-card:hover .card-icon {
  transform: scale(1.05);
  background: linear-gradient(135deg, var(--brand-primary), var(--brand-highlight));
  color: #fff;
}

.category-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.category-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 16px;
  line-height: 1.6;
}

.card-link {
  font-weight: 600;
  font-size: 0.85rem;
  text-decoration: none;
  color: var(--brand-primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
}

.card-link:hover {
  gap: 10px;
  color: var(--brand-highlight);
}

/* ========== 特性块 ========== */
.feature-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.feature-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  position: relative;
}

.feature-image::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.08);
  pointer-events: none;
}

.feature-image img {
  width: 100%;
  height: auto;
  display: block;
  transition: var(--transition);
}

.feature-image:hover img {
  transform: scale(1.03);
}

.feature-text {
  padding: 8px 0;
}

.feature-text .section-title {
  margin-bottom: 20px;
}

.feature-text p {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 24px;
}

.feature-list {
  list-style: none;
}

.feature-list li {
  padding: 10px 0;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-primary);
  font-weight: 500;
  border-bottom: 1px solid var(--border-light);
}

.feature-list li:last-child {
  border-bottom: none;
}

.feature-list li::before {
  content: '✓';
  font-weight: 700;
  color: var(--brand-primary);
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--brand-secondary), #F0E8E0);
  border-radius: 50%;
  font-size: 0.8rem;
  flex-shrink: 0;
}

/* ========== 数据条 ========== */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  text-align: center;
}

.stat-item {
  padding: 32px 20px;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.stat-item::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 20%;
  right: 20%;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--brand-primary), transparent);
  border-radius: 4px;
  opacity: 0;
  transition: var(--transition);
}

.stat-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--brand-secondary);
}

.stat-item:hover::before {
  opacity: 1;
  left: 10%;
  right: 10%;
}

.stat-number {
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -1px;
  line-height: 1.1;
  margin-bottom: 4px;
}

.stat-number span {
  color: var(--brand-primary);
}

.stat-label {
  font-size: 0.9rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* ========== 内容墙 ========== */
.content-wall {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 28px;
}

.content-wall-item {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  transition: var(--transition);
  position: relative;
}

.content-wall-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--brand-secondary);
}

.content-wall-item img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
  transition: var(--transition);
}

.content-wall-item:hover img {
  transform: scale(1.03);
}

.content-wall-body {
  padding: 24px;
}

.content-wall-body .meta {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 8px;
}

.content-wall-body h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-primary);
  transition: var(--transition);
}

.content-wall-item:hover .content-wall-body h3 {
  color: var(--brand-primary);
}

.content-wall-body p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ========== FAQ ========== */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  margin-bottom: 10px;
  overflow: hidden;
  cursor: pointer;
  background: var(--bg-card);
  transition: var(--transition);
}

.faq-item:hover {
  border-color: var(--brand-secondary);
}

.faq-item .faq-question {
  padding: 20px 24px;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text-primary);
  font-size: 1rem;
  transition: var(--transition);
}

.faq-item .faq-question::after {
  content: '+';
  font-size: 1.3rem;
  font-weight: 300;
  color: var(--brand-primary);
  transition: var(--transition);
}

.faq-item.open .faq-question::after {
  transform: rotate(45deg);
  color: var(--brand-highlight);
}

.faq-item .faq-answer {
  padding: 0 24px 20px;
  display: none;
  color: var(--text-secondary);
  line-height: 1.7;
  font-size: 0.95rem;
}

.faq-item.open .faq-answer {
  display: block;
  animation: faqSlide 0.3s ease;
}

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

/* ========== CTA横幅 ========== */
.cta-banner {
  padding: 64px 40px;
  text-align: center;
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, var(--brand-primary), var(--brand-highlight));
  color: #fff;
  position: relative;
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(181, 139, 122, 0.3);
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -30%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
  border-radius: 50%;
}

.cta-banner::after {
  content: '';
  position: absolute;
  bottom: -40%;
  left: -20%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 70%);
  border-radius: 50%;
}

.cta-banner h2 {
  color: #fff;
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 12px;
  position: relative;
  z-index: 1;
}

.cta-banner p {
  color: rgba(255,255,255,0.85);
  margin-bottom: 28px;
  font-size: 1.05rem;
  position: relative;
  z-index: 1;
}

.cta-banner .btn-primary {
  background: #fff;
  color: var(--brand-primary);
  box-shadow: 0 4px 16px rgba(0,0,0,0.1);
  position: relative;
  z-index: 1;
}

.cta-banner .btn-primary::before {
  background: linear-gradient(135deg, var(--brand-secondary), #F0E8E0);
}

.cta-banner .btn-primary:hover {
  box-shadow: 0 6px 24px rgba(0,0,0,0.15);
  transform: translateY(-2px);
}

/* ========== 页脚 ========== */
.site-footer {
  padding: 64px 0 32px;
  background: var(--bg-card);
  border-top: 1px solid var(--border-light);
}

.site-footer .container {
  position: relative;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-brand .logo {
  margin-bottom: 8px;
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
  max-width: 320px;
}

.footer-col h4 {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-primary);
  margin-bottom: 20px;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-col a {
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 0.9rem;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

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

.footer-bottom {
  border-top: 1px solid var(--border-light);
  margin-top: 48px;
  padding-top: 24px;
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-muted);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition);
}

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

.footer-social {
  display: flex;
  gap: 16px;
}

.footer-social a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition);
  font-size: 0.9rem;
}

.footer-social a:hover {
  border-color: var(--brand-primary);
  color: var(--brand-primary);
  background: linear-gradient(135deg, var(--brand-secondary), #F0E8E0);
  transform: translateY(-2px);
}

/* ========== 工具类 ========== */
.text-accent {
  color: var(--brand-primary);
}

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

.seo-description {
  max-width: 600px;
  margin: 0 auto 48px;
  color: var(--text-secondary);
  line-height: 1.7;
  font-size: 1.05rem;
}

.mt-0 {
  margin-top: 0;
}

.mb-0 {
  margin-bottom: 0;
}

/* ========== 响应式 ========== */
@media (max-width: 1024px) {
  .hero h1 {
    font-size: 2.6rem;
  }
  .section-title {
    font-size: 2rem;
  }
  .stats-bar {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 72px 0;
  }

  .hero {
    min-height: auto;
    padding: 100px 0 56px;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .hero p {
    font-size: 1rem;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: flex-start;
  }

  .btn {
    width: 100%;
    justify-content: center;
  }

  .feature-block {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .feature-block .feature-image {
    order: -1;
  }

  .stats-bar {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .stat-item {
    padding: 24px 16px;
  }

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

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

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

  .main-nav {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .main-nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 0;
    width: 100%;
    background: rgba(247, 242, 236, 0.98);
    backdrop-filter: blur(16px);
    padding: 24px 28px;
    gap: 16px;
    border-bottom: 1px solid var(--border-light);
    box-shadow: var(--shadow-md);
  }

  .main-nav.open a {
    padding: 10px 0;
  }

  .main-nav.open .nav-cta {
    text-align: center;
    padding: 12px 24px !important;
    margin-top: 8px;
  }

  .section-title {
    font-size: 1.6rem;
  }

  .cards-grid,
  .content-wall {
    grid-template-columns: 1fr;
  }

  .cta-banner {
    padding: 40px 24px;
  }

  .cta-banner h2 {
    font-size: 1.5rem;
  }
}

@media (max-width: 480px) {
  .section {
    padding: 56px 0;
  }

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

  .hero-eyebrow {
    font-size: 0.7rem;
    padding: 4px 14px;
  }

  .stats-bar {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  .stat-item {
    padding: 20px 12px;
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-brand p {
    max-width: 100%;
  }

  .cards-grid,
  .content-wall {
    grid-template-columns: 1fr;
  }

  .hero-buttons {
    flex-direction: column;
  }

  .btn {
    padding: 12px 24px;
    font-size: 0.9rem;
  }

  .section-title {
    font-size: 1.4rem;
  }

  .content-wall-item img {
    height: 180px;
  }

  .cta-banner h2 {
    font-size: 1.3rem;
  }

  .header-inner {
    height: 64px;
  }

  .logo {
    font-size: 1.1rem;
  }

  .logo-icon {
    width: 34px;
    height: 34px;
    font-size: 0.95rem;
  }
}

/* ========== 额外精致细节 ========== */
/* 卡片网格中的更多样式补充 */
.category-card .card-arrow {
  opacity: 0;
  transform: translateX(-4px);
  transition: var(--transition);
}

.category-card:hover .card-arrow {
  opacity: 1;
  transform: translateX(0);
}

/* 内容墙标签 */
.content-wall-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  padding: 2px 12px;
  border-radius: 50px;
  background: linear-gradient(135deg, var(--brand-secondary), #F0E8E0);
  color: var(--brand-primary);
  margin-bottom: 10px;
}

/* 装饰分割线 */
.divider-wave {
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-light), var(--brand-secondary), var(--border-light), transparent);
  margin: 24px 0;
  border: none;
}

/* 滚动条美化 */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--brand-secondary);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--brand-primary);
}

/* 焦点样式 */
:focus-visible {
  outline: 2px solid var(--brand-primary);
  outline-offset: 2px;
  border-radius: 4px;
}

/* 打印样式 */
@media print {
  .site-header {
    position: relative;
    background: #fff;
    border-bottom: 1px solid #ddd;
  }
  .hero {
    min-height: auto;
    padding: 40px 0;
  }
  .section {
    padding: 40px 0;
  }
  .btn,
  .nav-cta,
  .menu-toggle {
    display: none;
  }
}