/* =============================================
   一号娱乐 — 完整CSS设计系统
   风格：温暖珊瑚 × 薄荷绿 | 新浪潮玻璃态
   配色：奶油白底 + 珊瑚朱红 + 深海绿 + 暖金
   ============================================= */

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

:root {
  --bg-primary: #FFFAF5;
  --bg-alt: #F5F0EA;
  --bg-warm: #FDF6F0;
  --color-brand: #E8614D;
  --color-brand-dark: #C94A38;
  --color-brand-light: #FFE8E3;
  --color-accent: #1A8A7D;
  --color-accent-light: #E0F5F2;
  --color-gold: #D4A34A;
  --color-gold-light: #FFF7E8;
  --color-text: #3B2F2A;
  --color-text-secondary: rgba(59, 47, 42, 0.65);
  --color-border: #E8DFD5;
  --color-border-light: #F0EAE2;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --shadow-card: 0 2px 12px rgba(59, 47, 42, 0.06);
  --shadow-card-hover: 0 8px 28px rgba(59, 47, 42, 0.12);
  --shadow-nav: 0 1px 20px rgba(59, 47, 42, 0.05);
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

.section {
  padding: 80px 0;
}

.section:nth-child(even) {
  background: var(--bg-alt);
}

/* === 导航 — 固定顶部 === */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255, 250, 245, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border-light);
  box-shadow: var(--shadow-nav);
  transition: var(--transition-smooth);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.25rem;
  text-decoration: none;
  color: var(--color-text);
  letter-spacing: -0.02em;
  transition: var(--transition-fast);
}

.logo:hover {
  color: var(--color-brand);
}

.logo-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  background: linear-gradient(135deg, var(--color-brand) 0%, #F07B6A 100%);
  color: #fff;
  font-weight: 800;
  box-shadow: 0 3px 12px rgba(232, 97, 77, 0.3);
}

.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(--color-text-secondary);
  transition: var(--transition-fast);
  position: relative;
  padding: 4px 0;
}

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

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

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

.nav-cta {
  padding: 9px 22px;
  border-radius: 24px;
  color: #fff !important;
  font-weight: 600;
  background: linear-gradient(135deg, var(--color-brand) 0%, #F07B6A 100%);
  box-shadow: 0 4px 14px rgba(232, 97, 77, 0.35);
  transition: var(--transition-smooth);
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(232, 97, 77, 0.45);
  color: #fff !important;
}

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

.menu-toggle {
  display: none;
  cursor: pointer;
  width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--color-border);
  background: transparent;
  font-size: 1.2rem;
  color: var(--color-text);
  transition: var(--transition-fast);
}

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

/* === 首页 Hero === */
.hero {
  min-height: 70vh;
  display: flex;
  align-items: center;
  padding-top: 68px;
  background: linear-gradient(180deg, #FFFAF5 0%, #FFF3EC 40%, #FFFAF5 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -120px;
  right: -180px;
  width: 560px;
  height: 560px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(232, 97, 77, 0.07) 0%, transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -80px;
  left: -120px;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(26, 138, 125, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

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

.hero-eyebrow {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 600;
  padding: 5px 16px;
  border-radius: 20px;
  margin-bottom: 18px;
  background: var(--color-brand-light);
  color: var(--color-brand);
  letter-spacing: 0.03em;
}

.hero h1 {
  font-size: 3.2rem;
  line-height: 1.15;
  margin-bottom: 20px;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--color-text);
}

.hero h1 .highlight {
  background: linear-gradient(135deg, var(--color-brand) 0%, #F07B6A 60%, var(--color-gold) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  font-size: 1.12rem;
  opacity: 0.7;
  max-width: 560px;
  margin-bottom: 34px;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

.hero-buttons {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  z-index: 1;
  box-shadow: 0 20px 50px rgba(59, 47, 42, 0.12);
  border: 1px solid var(--color-border-light);
  min-height: 320px;
  background: linear-gradient(135deg, #FFF8F3 0%, #FDF0E8 50%, #FFF5EE 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

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

/* === 按钮 === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 30px;
  border-radius: 26px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: var(--transition-smooth);
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  position: relative;
  overflow: hidden;
}

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--color-brand) 0%, #F07B6A 100%);
  box-shadow: 0 6px 20px rgba(232, 97, 77, 0.35);
}

.btn-primary:hover {
  box-shadow: 0 10px 28px rgba(232, 97, 77, 0.5);
  transform: translateY(-2px);
}

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

.btn-outline:hover {
  background: var(--color-brand-light);
  border-color: var(--color-brand-dark);
  color: var(--color-brand-dark);
  transform: translateY(-2px);
}

/* === 标签/标题 === */
.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 2.5px;
  margin-bottom: 12px;
  text-transform: uppercase;
  color: var(--color-accent);
  position: relative;
  padding-left: 14px;
}

.section-label::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 5px;
  height: 16px;
  border-radius: 3px;
  background: var(--color-accent);
}

.section-title {
  font-size: 2.2rem;
  margin-bottom: 14px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--color-text);
  line-height: 1.25;
}

.section-desc {
  max-width: 600px;
  opacity: 0.7;
  margin-bottom: 40px;
  font-size: 1.05rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* === 卡片网格 === */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
}

.category-card {
  border-radius: var(--radius-lg);
  padding: 30px 28px;
  border: 1px solid var(--color-border);
  transition: var(--transition-smooth);
  background: #fff;
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.category-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-brand) 0%, var(--color-gold) 100%);
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition-smooth);
}

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

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

.card-icon {
  width: 50px;
  height: 50px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  font-size: 1.4rem;
  background: var(--color-brand-light);
  color: var(--color-brand);
  transition: var(--transition-fast);
}

.category-card:hover .card-icon {
  background: var(--color-brand);
  color: #fff;
  box-shadow: 0 6px 16px rgba(232, 97, 77, 0.3);
}

.card-link {
  font-weight: 600;
  font-size: 0.85rem;
  text-decoration: none;
  color: var(--color-brand);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: var(--transition-fast);
}

.card-link:hover {
  gap: 8px;
  color: var(--color-brand-dark);
}

/* === 特性块 === */
.feature-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.feature-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 16px 40px rgba(59, 47, 42, 0.1);
  border: 1px solid var(--color-border-light);
  min-height: 280px;
  background: linear-gradient(135deg, #F8F4EF 0%, #FDF6F0 50%, #F5F0EA 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.feature-text {
  position: relative;
}

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

.feature-list li {
  padding: 8px 0;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.98rem;
  color: var(--color-text);
}

.feature-list li::before {
  content: '✓';
  font-weight: 700;
  color: var(--color-accent);
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--color-accent-light);
  flex-shrink: 0;
}

/* === 数据条 === */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}

.stat-item {
  padding: 28px 20px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: #fff;
  transition: var(--transition-smooth);
  position: relative;
}

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

.stat-item:nth-child(1) .stat-number { color: var(--color-brand); }
.stat-item:nth-child(2) .stat-number { color: var(--color-accent); }
.stat-item:nth-child(3) .stat-number { color: var(--color-gold); }
.stat-item:nth-child(4) .stat-number { color: #6C5CE7; }

.stat-number {
  font-size: 2.4rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.stat-label {
  font-size: 0.9rem;
  opacity: 0.6;
  margin-top: 8px;
  color: var(--color-text-secondary);
  font-weight: 500;
}

/* === 内容墙 === */
.content-wall {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.content-wall-item {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: var(--transition-smooth);
  background: #fff;
  cursor: pointer;
}

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

.content-wall-item img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
  background: linear-gradient(135deg, #F8F4EF 0%, #FDF6F0 100%);
}

.content-wall-body {
  padding: 22px 20px;
}

.content-wall-body h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--color-text);
}

.content-wall-body p {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  opacity: 0.7;
  line-height: 1.5;
}

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

.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: 10px;
  overflow: hidden;
  cursor: pointer;
  transition: var(--transition-smooth);
  background: #fff;
}

.faq-item:hover {
  border-color: var(--color-brand);
  box-shadow: 0 2px 10px rgba(59, 47, 42, 0.04);
}

.faq-item.open {
  border-color: var(--color-brand);
  box-shadow: 0 4px 16px rgba(232, 97, 77, 0.08);
}

.faq-item .faq-question {
  padding: 18px 22px;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--color-text);
  font-size: 1rem;
  transition: var(--transition-fast);
  user-select: none;
}

.faq-item.open .faq-question {
  color: var(--color-brand);
}

.faq-item .faq-question::after {
  content: '+';
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--color-text-secondary);
  transition: var(--transition-fast);
  flex-shrink: 0;
  margin-left: 12px;
}

.faq-item.open .faq-question::after {
  content: '−';
  color: var(--color-brand);
  transform: rotate(180deg);
}

.faq-item .faq-answer {
  padding: 0 22px 18px;
  display: none;
  opacity: 0.7;
  color: var(--color-text-secondary);
  line-height: 1.7;
  font-size: 0.95rem;
}

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

@keyframes faqSlideDown {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 0.7;
    transform: translateY(0);
  }
}

/* === CTA 横幅 === */
.cta-banner {
  padding: 60px 24px;
  text-align: center;
  border-radius: var(--radius-xl);
  color: #fff;
  background: linear-gradient(135deg, #E8614D 0%, #F07B6A 30%, #D4A34A 100%);
  position: relative;
  overflow: hidden;
  box-shadow: 0 16px 40px rgba(232, 97, 77, 0.3);
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -60px;
  right: -80px;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  pointer-events: none;
}

.cta-banner::after {
  content: '';
  position: absolute;
  bottom: -40px;
  left: -60px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  pointer-events: none;
}

.cta-banner h2 {
  color: #fff;
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  position: relative;
  z-index: 1;
}

.cta-banner p {
  color: rgba(255, 255, 255, 0.9);
  margin: 12px 0 24px;
  position: relative;
  z-index: 1;
  font-size: 1.05rem;
}

.cta-banner .btn-primary {
  background: #fff;
  color: var(--color-brand);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
  position: relative;
  z-index: 1;
  font-weight: 700;
}

.cta-banner .btn-primary:hover {
  background: #fff;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.22);
  transform: translateY(-2px);
  color: var(--color-brand-dark);
}

/* === 页脚 === */
.site-footer {
  padding: 56px 0 28px;
  background: #F0EAE0;
  color: var(--color-text);
  border-top: 1px solid var(--color-border);
}

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

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-brand .logo {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-text);
}

.footer-brand p {
  opacity: 0.65;
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--color-text-secondary);
}

.footer-col h4 {
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 16px;
  color: var(--color-text);
  letter-spacing: 0.02em;
}

.footer-col a {
  display: block;
  text-decoration: none;
  color: var(--color-text-secondary);
  font-size: 0.88rem;
  padding: 5px 0;
  transition: var(--transition-fast);
}

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

.footer-bottom {
  border-top: 1px solid rgba(0, 0, 0, 0.06);
  margin-top: 40px;
  padding-top: 22px;
  text-align: center;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  opacity: 0.7;
}

/* === 工具类 === */
.text-accent {
  color: var(--color-brand);
  font-weight: 600;
}

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

.seo-description {
  max-width: 600px;
  margin: 0 auto 48px;
  opacity: 0.7;
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  text-align: center;
}

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

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

/* === 装饰性背景纹理（部分区块） === */
.section:nth-child(odd) {
  position: relative;
}

.section:nth-child(3)::before {
  content: '';
  position: absolute;
  top: 50%;
  right: -100px;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(26, 138, 125, 0.04) 0%, transparent 70%);
  pointer-events: none;
}

/* === 选中文字样式 === */
::selection {
  background: var(--color-brand-light);
  color: var(--color-brand-dark);
}

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

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

::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
  background: #d5c9bc;
}

/* =============================================
   响应式设计
   ============================================= */

@media (max-width: 1024px) {
  .hero h1 {
    font-size: 2.6rem;
  }
  
  .section-title {
    font-size: 1.8rem;
  }
  
  .feature-block {
    gap: 36px;
  }
  
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr;
    gap: 28px;
  }
  
  .footer-grid .footer-col:last-child {
    display: none;
  }
}

@media (max-width: 768px) {
  .hero {
    min-height: 60vh;
    text-align: center;
    flex-direction: column;
    padding-top: 80px;
  }

  .hero-content {
    max-width: 100%;
  }

  .hero h1 {
    font-size: 2.2rem;
  }

  .hero p {
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
  }

  .hero-buttons {
    justify-content: center;
  }

  .hero-image {
    margin-top: 32px;
    min-height: 200px;
  }

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

  .feature-image {
    order: -1;
    min-height: 220px;
  }

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

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

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }

  .footer-brand {
    grid-column: 1 / -1;
    text-align: center;
    align-items: center;
  }

  .main-nav {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .main-nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 68px;
    left: 0;
    width: 100%;
    background: #FFFAF5;
    padding: 24px;
    gap: 16px;
    box-shadow: 0 8px 24px rgba(59, 47, 42, 0.1);
    border-bottom: 1px solid var(--color-border);
    z-index: 999;
    animation: navSlideDown 0.3s ease;
  }

  @keyframes navSlideDown {
    from {
      opacity: 0;
      transform: translateY(-12px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  .main-nav.open a {
    font-size: 1rem;
    padding: 8px 0;
  }

  .main-nav.open .nav-cta {
    text-align: center;
    display: block;
    margin-top: 8px;
  }

  .section {
    padding: 56px 0;
  }

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

  .cta-banner {
    padding: 44px 20px;
  }

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

@media (max-width: 480px) {
  .cards-grid,
  .content-wall,
  .stats-bar {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    text-align: center;
  }

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

  .hero-buttons {
    flex-direction: column;
    align-items: center;
    gap: 10px;
  }

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

  .hero h1 {
    font-size: 1.8rem;
  }

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

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

  .category-card {
    padding: 22px 20px;
  }

  .btn {
    padding: 11px 24px;
    font-size: 0.9rem;
  }

  .stat-item {
    padding: 20px 16px;
  }

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

  .site-footer {
    padding: 40px 0 20px;
  }

  .footer-bottom {
    margin-top: 24px;
    padding-top: 16px;
  }
}

/* === 超大屏优化 === */
@media (min-width: 1440px) {
  .hero h1 {
    font-size: 3.6rem;
  }

  .hero p {
    font-size: 1.2rem;
  }

  .section-title {
    font-size: 2.5rem;
  }

  .container {
    max-width: 1280px;
  }

  .header-inner {
    max-width: 1280px;
  }

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

/* === 打印样式 === */
@media print {
  .site-header,
  .cta-banner,
  .site-footer,
  .menu-toggle {
    display: none;
  }

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

  .section {
    padding: 24px 0;
    page-break-inside: avoid;
  }

  .hero {
    min-height: auto;
    padding-top: 0;
  }

  .btn {
    border: 1px solid #000;
  }
}