```css
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }

:root {
  --primary: #FF5C8A;
  --primary-dark: #E8456E;
  --secondary: #6C5CE7;
  --teal: #00D2C8;
  --yellow: #FFD93D;
  --cream: #FDF9F3;
  --cream-deep: #F6F0E9;
  --card: #FFFFFF;
  --text: #2D2A2E;
  --text-gray: #8E8A93;
  --border: rgba(45,42,46,0.08);
  --shadow-sm: 0 4px 20px rgba(45,42,46,0.06);
  --shadow-md: 0 8px 32px rgba(45,42,46,0.10);
  --shadow-lg: 0 12px 40px rgba(255,92,138,0.18);
  --radius: 16px;
}

body {
  font-family: system-ui, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  overflow-x: hidden;
  background: var(--cream);
  color: var(--text);
  line-height: 1.6;
  scroll-behavior: smooth;
}

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

.section { padding: 80px 0; position: relative; }
.section:nth-child(even) { background: var(--cream-deep); }

/* ===== 导航 ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(253,249,243,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.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: 900;
  font-size: 1.3rem;
  text-decoration: none;
  color: var(--text);
  letter-spacing: -0.5px;
}

.logo-icon {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  box-shadow: 0 4px 14px rgba(255,92,138,0.3);
  color: #fff;
}

.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);
  transition: color 0.2s;
  position: relative;
}

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

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  transition: width 0.3s;
  border-radius: 2px;
}

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

.nav-cta {
  padding: 8px 22px;
  border-radius: 50px;
  color: #fff !important;
  font-weight: 600;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  box-shadow: 0 4px 14px rgba(255,92,138,0.3);
  transition: transform 0.2s, box-shadow 0.2s;
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255,92,138,0.4);
  color: #fff !important;
}

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

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
}

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

/* ===== Hero ===== */
.hero {
  min-height: 80vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #FFEAA7 0%, var(--cream) 40%, #FFE0EC 100%);
}

.hero::before {
  content: '';
  position: absolute;
  top: -80px;
  right: -80px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(255,92,138,0.15), transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -60px;
  left: -60px;
  width: 250px;
  height: 250px;
  background: radial-gradient(circle, rgba(108,92,231,0.12), transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

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

.hero-eyebrow {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 700;
  padding: 6px 18px;
  border-radius: 50px;
  margin-bottom: 20px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff;
  box-shadow: 0 4px 14px rgba(255,92,138,0.25);
  letter-spacing: 0.5px;
}

.hero h1 {
  font-size: 3.2rem;
  line-height: 1.1;
  margin-bottom: 20px;
  font-weight: 900;
  letter-spacing: -1px;
  color: var(--text);
}

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

.hero p {
  font-size: 1.1rem;
  opacity: 0.75;
  max-width: 560px;
  margin-bottom: 32px;
  line-height: 1.6;
}

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

.hero-image {
  border-radius: 20px;
  overflow: hidden;
  position: relative;
  box-shadow: var(--shadow-lg);
  background: linear-gradient(135deg, #FFEAA7, #FFD0DC);
  min-height: 200px;
}

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

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: all 0.2s ease;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff;
  box-shadow: 0 6px 20px rgba(255,92,138,0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(255,92,138,0.45);
}

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

.btn-outline:hover {
  background: rgba(108,92,231,0.08);
  transform: translateY(-2px);
}

/* ===== 标签/标题 ===== */
.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 2px;
  margin-bottom: 12px;
  color: var(--primary);
  text-transform: uppercase;
}

.section-title {
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 14px;
  letter-spacing: -0.5px;
  color: var(--text);
}

.section-desc {
  max-width: 600px;
  opacity: 0.7;
  margin-bottom: 40px;
  line-height: 1.6;
}

/* ===== 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);
  padding: 28px;
  background: var(--card);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.category-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--yellow));
  opacity: 0;
  transition: opacity 0.3s;
}

.category-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: rgba(255,92,138,0.2);
}

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

.card-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  font-size: 1.4rem;
  background: linear-gradient(135deg, rgba(255,92,138,0.12), rgba(108,92,231,0.12));
}

.card-link {
  font-weight: 600;
  font-size: 0.85rem;
  text-decoration: none;
  color: var(--primary);
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

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

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

.feature-image {
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  position: relative;
  background: linear-gradient(135deg, #E8E0FF, #D4F8F5);
  min-height: 180px;
}

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

.feature-text {
  padding: 20px 0;
}

.feature-list {
  list-style: none;
  margin-top: 16px;
}

.feature-list li {
  padding: 8px 0;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1rem;
}

.feature-list li::before {
  content: '✨';
  font-weight: 700;
  color: var(--primary);
  font-size: 1.1rem;
}

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

.stat-item {
  padding: 32px 24px;
  border-radius: var(--radius);
  background: var(--card);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
}

.stat-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.stat-number {
  font-size: 2.4rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 0.9rem;
  opacity: 0.6;
  margin-top: 6px;
  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);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--card);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
}

.content-wall-item:hover {
  transform: translateY(-6px) scale(1.02);
  box-shadow: var(--shadow-md);
}

.content-wall-item img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
}

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

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

.content-wall-body p {
  font-size: 0.9rem;
  opacity: 0.6;
  line-height: 1.5;
}

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

.faq-item {
  border: 1px solid var(--border);
  border-radius: 14px;
  margin-bottom: 12px;
  overflow: hidden;
  cursor: pointer;
  background: var(--card);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
}

.faq-item:hover {
  border-color: rgba(255,92,138,0.3);
  box-shadow: var(--shadow-sm);
}

.faq-item.open {
  border-color: rgba(108,92,231,0.3);
  box-shadow: var(--shadow-md);
}

.faq-item .faq-question {
  padding: 18px 22px;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1rem;
  color: var(--text);
}

.faq-item .faq-question::after {
  content: '+';
  font-size: 1.4rem;
  color: var(--primary);
  transition: transform 0.3s;
  font-weight: 400;
}

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

.faq-item .faq-answer {
  padding: 0 22px 18px;
  display: none;
  opacity: 0.7;
  line-height: 1.6;
}

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

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

/* ===== CTA横幅 ===== */
.cta-banner {
  padding: 56px 24px;
  text-align: center;
  border-radius: 24px;
  background: linear-gradient(135deg, var(--primary), var(--secondary), #9B5DE5);
  color: #fff;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '🎮';
  position: absolute;
  top: -20px;
  right: -20px;
  font-size: 6rem;
  opacity: 0.2;
  transform: rotate(15deg);
  pointer-events: none;
}

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

.cta-banner p {
  opacity: 0.9;
  margin-bottom: 24px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.cta-banner .btn-primary {
  background: #fff;
  color: var(--primary);
  box-shadow: 0 6px 20px rgba(0,0,0,0.15);
}

.cta-banner .btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

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

.site-footer .container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

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

.footer-brand {
  color: var(--text);
}

.footer-brand p {
  font-size: 0.9rem;
  opacity: 0.6;
  margin-top: 12px;
  line-height: 1.6;
}

.footer-col h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text);
}

.footer-col a {
  display: block;
  padding: 4px 0;
  color: var(--text);
  opacity: 0.7;
  text-decoration: none;
  font-size: 0.9rem;
  transition: all 0.2s;
}

.footer-col a:hover {
  opacity: 1;
  color: var(--primary);
}

.footer-bottom {
  border-top: 1px solid var(--border);
  margin-top: 40px;
  padding-top: 20px;
  text-align: center;
  font-size: 0.85rem;
  opacity: 0.6;
}

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

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

.seo-description {
  max-width: 600px;
  margin: 0 auto 48px;
  opacity: 0.7;
  text-align: center;
  line-height: 1.6;
}

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

/* ===== 响应式 ===== */
@media (max-width: 768px) {
  .hero {
    min-height: 60vh;
    text-align: center;
  }

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

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

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

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

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

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

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

  .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: rgba(253,249,243,0.98);
    padding: 20px;
    border-bottom: 1px solid var(--border);
    gap: 12px;
    box-shadow: 0 8px 24px rgba(45,42,46,0.08);
  }

  .main-nav.open a {
    padding: 10px 0;
    border-bottom: 1px solid rgba(0,0,0,0.05);
    display: block;
  }

  .main-nav.open a:last-child {
    border-bottom: none;
  }

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

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

  .stats-bar {
    gap: 16px;
  }

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

  .stat-number {
    font-size: 1.8rem;
  }

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

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

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

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

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

  .section {
    padding: 48px 0;
  }

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