```css
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: system-ui, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  overflow-x: hidden;
  background: #FFF8F0;
  color: #2D3436;
  line-height: 1.7;
  background-image:
    radial-gradient(circle at 15% 20%, rgba(255, 107, 94, 0.04) 0%, transparent 40%),
    radial-gradient(circle at 85% 70%, rgba(46, 196, 182, 0.04) 0%, transparent 35%),
    radial-gradient(circle at 50% 100%, rgba(255, 209, 102, 0.05) 0%, transparent 30%);
}
::selection { background: rgba(255, 107, 94, 0.2); color: #2D3436; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 100px 0; position: relative; }
.section:nth-child(even) { background: #FFFDF8; }
.section::before {
  content: '';
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 500px; height: 2px;
  background: linear-gradient(90deg, transparent, rgba(255, 107, 94, 0.3), rgba(46, 196, 182, 0.3), transparent);
  border-radius: 2px;
}

/* 导航 */
.site-header {
  position: fixed; top: 0; left: 0; width: 100%;
  z-index: 1000;
  background: rgba(255, 248, 240, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 107, 94, 0.12);
  box-shadow: 0 2px 30px rgba(0, 0, 0, 0.03);
}
.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: 12px;
  font-weight: 800; font-size: 1.25rem;
  text-decoration: none; color: #2D3436;
  letter-spacing: -0.5px;
}
.logo-icon {
  width: 38px; height: 38px;
  background: linear-gradient(135deg, #FF6B5E, #FFD166);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  position: relative;
  box-shadow: 0 4px 16px rgba(255, 107, 94, 0.3);
}
.logo-icon::after {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 14px;
  border: 1.5px solid rgba(255, 107, 94, 0.4);
  animation: logoPulse 2.5s ease-in-out infinite;
}
@keyframes logoPulse {
  0%, 100% { transform: scale(1); opacity: 0.6; }
  50% { transform: scale(1.12); opacity: 0; }
}
.main-nav { display: flex; align-items: center; gap: 32px; list-style: none; }
.main-nav a {
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  color: #5A5A5A;
  transition: all 0.3s ease;
  position: relative;
  letter-spacing: 0.2px;
}
.main-nav a:not(.nav-cta)::after {
  content: '';
  position: absolute;
  bottom: -6px; left: 0;
  width: 0; height: 2px;
  background: linear-gradient(90deg, #FF6B5E, #FFD166);
  border-radius: 2px;
  transition: width 0.3s ease;
}
.main-nav a:not(.nav-cta):hover { color: #FF6B5E; }
.main-nav a:not(.nav-cta):hover::after { width: 100%; }
.nav-cta {
  padding: 10px 24px;
  background: linear-gradient(135deg, #FF6B5E, #FF4D6D);
  border-radius: 50px;
  color: #fff !important;
  font-weight: 600;
  box-shadow: 0 4px 16px rgba(255, 77, 109, 0.3);
  transition: all 0.3s ease !important;
}
.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(255, 77, 109, 0.4);
}
.menu-toggle {
  display: none;
  background: none; border: none;
  font-size: 1.5rem; cursor: pointer;
  color: #2D3436;
  width: 42px; height: 42px;
  border-radius: 10px;
  background: rgba(255, 107, 94, 0.1);
  align-items: center; justify-content: center;
}

/* Hero */
.hero {
  min-height: 100vh;
  display: flex; align-items: center;
  position: relative;
  overflow: hidden;
  padding: 120px 0 60px;
}
.hero::before {
  content: '';
  position: absolute;
  top: -200px; right: -150px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(255, 209, 102, 0.2) 0%, transparent 65%);
  border-radius: 50%;
  animation: floatGlow 8s ease-in-out infinite;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: -100px; left: -100px;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(46, 196, 182, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  animation: floatGlow 10s ease-in-out infinite reverse;
}
@keyframes floatGlow {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-20px) scale(1.05); }
}
.hero-content { max-width: 720px; position: relative; z-index: 2; }
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 6px 18px;
  background: rgba(255, 107, 94, 0.1);
  color: #FF6B5E;
  border-radius: 50px;
  margin-bottom: 20px;
  letter-spacing: 1px;
  border: 1px solid rgba(255, 107, 94, 0.2);
}
.hero-eyebrow::before {
  content: '⚡';
  font-size: 0.9rem;
}
.hero h1 {
  font-size: 4rem;
  line-height: 1.1;
  margin-bottom: 24px;
  font-weight: 800;
  letter-spacing: -2px;
  background: linear-gradient(135deg, #2D3436 0%, #FF6B5E 60%, #FF4D6D 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero h1 .highlight {
  display: inline-block;
  position: relative;
  background: linear-gradient(135deg, #FF6B5E, #FF4D6D);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero p {
  font-size: 1.125rem;
  opacity: 0.75;
  max-width: 540px;
  margin-bottom: 36px;
  line-height: 1.8;
}
.hero-buttons { display: flex; gap: 16px; align-items: center; }
.hero-image {
  position: absolute;
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
  width: 440px;
  height: 440px;
  border-radius: 50%;
  overflow: hidden;
  background: linear-gradient(135deg, #FFD166 0%, #FF6B5E 50%, #FF4D6D 100%);
  box-shadow: 0 24px 80px rgba(255, 107, 94, 0.35);
  display: flex; align-items: center; justify-content: center;
  animation: heroFloat 6s ease-in-out infinite;
  border: none;
}
.hero-image::before {
  content: '';
  position: absolute;
  width: 200px; height: 200px;
  border-radius: 50%;
  border: 3px solid rgba(255, 255, 255, 0.5);
  animation: ripple 3s ease-out infinite;
}
.hero-image::after {
  content: '';
  position: absolute;
  width: 300px; height: 300px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.3);
  animation: ripple 3s ease-out infinite 0.8s;
}
@keyframes ripple {
  0% { transform: scale(0.3); opacity: 0.8; }
  100% { transform: scale(1.4); opacity: 0; }
}
@keyframes heroFloat {
  0%, 100% { transform: translateY(-50%); }
  50% { transform: translateY(-62%); }
}
.hero-image img { display: none; }
.hero-image .energy-heart {
  font-size: 5rem;
  filter: drop-shadow(0 8px 24px rgba(255, 255, 255, 0.4));
  color: #fff;
}

/* 按钮 */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 32px;
  border-radius: 50px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  font-size: 0.95rem;
  letter-spacing: 0.3px;
}
.btn-primary {
  background: linear-gradient(135deg, #FF6B5E, #FF4D6D);
  color: #fff;
  box-shadow: 0 6px 24px rgba(255, 77, 109, 0.35);
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 36px rgba(255, 77, 109, 0.45);
}
.btn-outline {
  background: transparent;
  border: 2px solid #2EC4B6;
  color: #2EC4B6;
}
.btn-outline:hover {
  background: rgba(46, 196, 182, 0.1);
  transform: translateY(-3px);
  box-shadow: 0 6px 24px rgba(46, 196, 182, 0.2);
}

/* 标签标题 */
.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 3px;
  margin-bottom: 14px;
  text-transform: uppercase;
  color: #FF6B5E;
  padding: 4px 14px;
  border-radius: 50px;
  background: rgba(255, 107, 94, 0.08);
}
.section-title {
  font-size: 2.6rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
  letter-spacing: -1px;
  color: #2D3436;
}
.section-desc {
  max-width: 620px;
  opacity: 0.7;
  margin-bottom: 48px;
  font-size: 1.05rem;
  line-height: 1.8;
}

/* 卡片网格 */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
  gap: 28px;
}
.category-card {
  border-radius: 20px;
  padding: 32px 28px;
  background: #FFFFFF;
  border: 1px solid rgba(0, 0, 0, 0.04);
  transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02);
}
.category-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 4px;
  background: linear-gradient(90deg, #FF6B5E, #FFD166, #2EC4B6);
  opacity: 0;
  transition: opacity 0.4s ease;
}
.category-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(255, 107, 94, 0.12);
  border-color: rgba(255, 107, 94, 0.15);
}
.category-card:hover::before { opacity: 1; }
.card-icon {
  width: 56px; height: 56px;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(255, 107, 94, 0.12), rgba(255, 209, 102, 0.12));
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
  font-size: 1.4rem;
  transition: all 0.4s ease;
}
.category-card:hover .card-icon {
  transform: scale(1.1) rotate(-5deg);
  background: linear-gradient(135deg, #FF6B5E, #FF4D6D);
  box-shadow: 0 8px 24px rgba(255, 77, 109, 0.3);
}
.category-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: #2D3436;
}
.category-card p {
  font-size: 0.9rem;
  opacity: 0.7;
  margin-bottom: 18px;
  line-height: 1.7;
}
.card-link {
  font-weight: 600;
  font-size: 0.85rem;
  text-decoration: none;
  color: #FF6B5E;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap 0.3s ease;
}
.card-link:hover { gap: 10px; }

/* 特性块 */
.feature-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.feature-image {
  border-radius: 24px;
  overflow: hidden;
  position: relative;
  min-height: 360px;
  background: linear-gradient(135deg, #2EC4B6 0%, #FFD166 50%, #FF6B5E 100%);
  box-shadow: 0 20px 60px rgba(46, 196, 182, 0.2);
}
.feature-image::before {
  content: '♡';
  position: absolute;
  inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 6rem;
  color: rgba(255, 255, 255, 0.4);
  animation: heartBeat 2s ease-in-out infinite;
}
@keyframes heartBeat {
  0%, 100% { transform: scale(1); }
  25% { transform: scale(1.2); }
  40% { transform: scale(0.95); }
  60% { transform: scale(1.1); }
}
.feature-image img { width: 100%; height: 100%; object-fit: cover; position: relative; z-index: 1; }
.feature-text { position: relative; }
.feature-text .section-label { margin-bottom: 16px; }
.feature-text h3 {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 16px;
  line-height: 1.3;
}
.feature-text p {
  opacity: 0.7;
  margin-bottom: 24px;
  line-height: 1.8;
}
.feature-list { list-style: none; margin-bottom: 28px; }
.feature-list li {
  padding: 10px 0;
  display: flex; align-items: center; gap: 12px;
  font-weight: 500;
  font-size: 0.95rem;
}
.feature-list li::before {
  content: '✓';
  font-weight: 800;
  width: 24px; height: 24px;
  background: linear-gradient(135deg, #2EC4B6, #6BCB77);
  color: #fff;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.75rem;
  flex-shrink: 0;
}

/* 数据条 */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}
.stat-item {
  padding: 32px 20px;
  border-radius: 20px;
  background: #FFFFFF;
  border: 1px solid rgba(0, 0, 0, 0.04);
  position: relative;
  transition: all 0.4s ease;
  overflow: hidden;
}
.stat-item::before {
  content: '';
  position: absolute;
  bottom: 0; left: 50%;
  transform: translateX(-50%);
  width: 0; height: 3px;
  background: linear-gradient(90deg, #FF6B5E, #FFD166);
  transition: width 0.4s ease;
  border-radius: 3px;
}
.stat-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(255, 107, 94, 0.1);
}
.stat-item:hover::before { width: 100%; }
.stat-number {
  font-size: 2.8rem;
  font-weight: 800;
  background: linear-gradient(135deg, #FF6B5E, #FF4D6D);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
  display: block;
  font-variant-numeric: tabular-nums;
}
.stat-number::after { content: '+'; }
.stat-label {
  font-size: 0.9rem;
  opacity: 0.6;
  margin-top: 8px;
  font-weight: 500;
}

/* 内容墙 */
.content-wall {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 28px;
}
.content-wall-item {
  border-radius: 20px;
  overflow: hidden;
  background: #FFFFFF;
  border: 1px solid rgba(0, 0, 0, 0.04);
  transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.02);
}
.content-wall-item:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(255, 209, 102, 0.15);
  border-color: rgba(255, 209, 102, 0.2);
}
.content-wall-item img {
  width: 100%; height: 220px;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.content-wall-item:hover img { transform: scale(1.05); }
.content-wall-body { padding: 24px; }
.content-wall-body .tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  color: #2EC4B6;
  background: rgba(46, 196, 182, 0.08);
  padding: 3px 10px;
  border-radius: 50px;
  margin-bottom: 10px;
  letter-spacing: 0.5px;
}
.content-wall-body h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1.4;
}
.content-wall-body p {
  font-size: 0.88rem;
  opacity: 0.65;
  line-height: 1.7;
}

/* FAQ */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  border: 1px solid rgba(0, 0, 0, 0.05);
  border-radius: 16px;
  margin-bottom: 10px;
  overflow: hidden;
  cursor: pointer;
  background: #FFFFFF;
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.02);
}
.faq-item:hover { border-color: rgba(255, 107, 94, 0.2); }
.faq-item.open {
  border-color: rgba(255, 107, 94, 0.2);
  box-shadow: 0 8px 24px rgba(255, 107, 94, 0.06);
}
.faq-item .faq-question {
  padding: 20px 24px;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1rem;
  color: #2D3436;
}
.faq-item .faq-question::after {
  content: '+';
  font-size: 1.5rem;
  font-weight: 300;
  color: #FF6B5E;
  transition: transform 0.3s ease;
  line-height: 1;
}
.faq-item.open .faq-question::after {
  transform: rotate(45deg);
}
.faq-item .faq-answer {
  padding: 0 24px 22px;
  display: none;
  opacity: 0.7;
  font-size: 0.95rem;
  line-height: 1.8;
}
.faq-item.open .faq-answer { display: block; }

/* CTA横幅 */
.cta-banner {
  padding: 64px 48px;
  text-align: center;
  border-radius: 24px;
  color: #fff;
  background: linear-gradient(135deg, #FF6B5E 0%, #FF4D6D 50%, #FF6B5E 100%);
  position: relative;
  overflow: hidden;
  box-shadow: 0 24px 80px rgba(255, 77, 109, 0.35);
}
.cta-banner::before {
  content: '♥';
  position: absolute;
  top: -60px; right: -40px;
  font-size: 14rem;
  opacity: 0.12;
  animation: heartBeat 1.8s ease-in-out infinite;
}
.cta-banner::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 100%; height: 50%;
  background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.1));
}
.cta-banner h2 {
  color: #fff;
  font-size: 2.4rem;
  font-weight: 800;
  margin-bottom: 16px;
  position: relative;
  z-index: 2;
}
.cta-banner p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.05rem;
  margin-bottom: 28px;
  max-width: 500px;
  margin-left: auto; margin-right: auto;
  position: relative;
  z-index: 2;
}
.cta-banner .btn-primary {
  background: #fff;
  color: #FF4D6D;
  position: relative;
  z-index: 2;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}
.cta-banner .btn-primary:hover { transform: translateY(-3px); box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2); }

/* 页脚 */
.site-footer {
  padding: 80px 0 30px;
  background: #FFFDF8;
  position: relative;
  border-top: 1px solid rgba(255, 107, 94, 0.08);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  margin-bottom: 40px;
}
.footer-brand .logo { margin-bottom: 16px; }
.footer-brand p {
  font-size: 0.92rem;
  opacity: 0.65;
  line-height: 1.8;
  max-width: 300px;
}
.footer-col h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 20px;
  color: #2D3436;
}
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 12px; }
.footer-col ul a {
  text-decoration: none;
  color: #6A6A6A;
  font-size: 0.9rem;
  transition: all 0.3s ease;
}
.footer-col ul a:hover { color: #FF6B5E; padding-left: 4px; }
.footer-col .contact-info li {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #6A6A6A;
  font-size: 0.9rem;
}
.footer-bottom {
  border-top: 1px solid rgba(0, 0, 0, 0.04);
  margin-top: 20px;
  padding-top: 20px;
  text-align: center;
  font-size: 0.85rem;
  color: #9A9A9A;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* 工具类 */
.text-accent {
  color: #FF6B5E;
  font-weight: 700;
}
.text-center { text-align: center; }
.seo-description {
  max-width: 600px;
  margin: 0 auto 56px;
  opacity: 0.7;
  font-size: 1.05rem;
  line-height: 1.8;
}
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }

/* 额外装饰 */
.energy-dots {
  display: flex;
  gap: 6px;
  justify-content: center;
  margin-bottom: 32px;
}
.energy-dots span {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: #FF6B5E;
  animation: dotPulse 1.5s ease-in-out infinite;
}
.energy-dots span:nth-child(2) { background: #FFD166; animation-delay: 0.2s; }
.energy-dots span:nth-child(3) { background: #2EC4B6; animation-delay: 0.4s; }
@keyframes dotPulse {
  0%, 100% { transform: scale(1); opacity: 0.5; }
  50% { transform: scale(1.4); opacity: 1; }
}

/* 响应式 */
@media (max-width: 968px) {
  .hero h1 { font-size: 3rem; }
  .hero-image { width: 340px; height: 340px; }
  .hero-image .energy-heart { font-size: 3.5rem; }
}

@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .feature-block { grid-template-columns: 1fr; gap: 40px; }
  .stats-bar { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .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(255, 248, 240, 0.98);
    padding: 24px;
    gap: 16px;
    align-items: flex-start;
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.05);
    border-bottom: 1px solid rgba(255, 107, 94, 0.1);
  }
  .hero { min-height: auto; padding: 120px 0 80px; }
  .hero-image {
    position: relative;
    top: auto; right: auto;
    transform: none;
    width: 280px; height: 280px;
    margin: 40px auto 0;
  }
  .hero-image .energy-heart { font-size: 3rem; }
  .hero-content { max-width: 100%; }
  .hero-buttons { flex-wrap: wrap; }
  .section-title { font-size: 2.2rem; }
  .cta-banner { padding: 48px 24px; }
  .cta-banner h2 { font-size: 2rem; }
  .footer-bottom { flex-direction: column; gap: 8px; }
}

@media (max-width: 480px) {
  .cards-grid, .content-wall, .stats-bar { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-buttons { flex-direction: column; align-items: stretch; }
  .hero-buttons .btn { justify-content: center; }
  .hero h1 { font-size: 2.4rem; }
  .section-title { font-size: 1.9rem; }
  .feature-image { min-height: 260px; }
  .stat-number { font-size: 2.2rem; }
}