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

:root {
  --primary: #FF6B6B;
  --primary-light: #FF8E53;
  --gold: #FFC94D;
  --mint: #5EC4A0;
  --lavender: #9B8CF7;
  --ink: #2D1B00;
  --bg-main: #FDF8F3;
  --bg-alt: #FFF0E8;
  --bg-soft: #F6F1EC;
  --white-glass: rgba(255,255,255,0.7);
  --shadow: 0 8px 30px rgba(45,27,0,0.06);
  --shadow-lg: 0 20px 60px rgba(255,107,107,0.15);
  --radius: 20px;
  --gradient: linear-gradient(135deg, #FF6B6B, #FFC94D, #5EC4A0, #9B8CF7);
}

body {
  font-family: system-ui, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  overflow-x: hidden;
  background: var(--bg-main);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  scroll-behavior: smooth;
  background-image: radial-gradient(rgba(255,107,107,0.04) 1px, transparent 1px);
  background-size: 24px 24px;
}

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

::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-main); }
::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--primary), var(--gold));
  border-radius: 4px;
}

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

.section {
  padding: 100px 0;
  position: relative;
}
.section:nth-child(even) { background: var(--bg-alt); }

/* ========== 导航 ========== */
.site-header {
  position: fixed;
  top: 0; left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(253,248,243,0.82);
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
  border-bottom: 1px solid rgba(45,27,0,0.06);
}

.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(--ink);
  letter-spacing: -0.01em;
}

.logo-icon {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  background: linear-gradient(135deg, var(--primary), var(--gold));
  color: #fff;
  box-shadow: 0 4px 14px rgba(255,107,107,0.35);
  transition: transform 0.3s ease;
}

.logo:hover .logo-icon {
  transform: rotate(-12deg) scale(1.05);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.main-nav a {
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--ink);
  position: relative;
  padding: 6px 0;
  transition: color 0.25s;
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--primary), var(--gold));
  transition: width 0.35s cubic-bezier(0.65, 0, 0.35, 1);
}

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

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

.nav-cta {
  padding: 10px 24px;
  border-radius: 24px;
  color: #fff !important;
  font-weight: 600;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  box-shadow: 0 4px 18px rgba(255,107,107,0.35);
  transition: transform 0.25s, box-shadow 0.25s;
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(255,107,107,0.45);
  color: #fff !important;
}

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

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.4rem;
  color: var(--ink);
  padding: 6px;
  border-radius: 8px;
  transition: background 0.2s;
}

.menu-toggle:hover { background: rgba(255,107,107,0.1); }

/* ========== Hero ========== */
.hero {
  min-height: 80vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--bg-main) 0%, #FFF0E8 40%, #F0EDFF 100%);
  padding: 120px 0 80px;
}

.hero::before {
  content: '';
  position: absolute;
  width: 700px;
  height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,107,107,0.14), transparent 65%);
  top: -200px;
  right: -120px;
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  width: 450px;
  height: 450px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(155,140,247,0.12), transparent 65%);
  bottom: -120px;
  left: 15%;
  pointer-events: none;
}

.hero-content {
  max-width: 720px;
  position: relative;
  z-index: 2;
}

.hero-content::before {
  content: '';
  position: absolute;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: rgba(255,201,77,0.2);
  top: -30px;
  left: -40px;
  filter: blur(4px);
  animation: float 6s ease-in-out infinite;
}

.hero-eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 6px 20px;
  border-radius: 24px;
  margin-bottom: 20px;
  background: rgba(255,107,107,0.1);
  color: var(--primary);
  letter-spacing: 1.5px;
  border: 1px solid rgba(255,107,107,0.15);
}

.hero h1 {
  font-size: 3.4rem;
  line-height: 1.15;
  margin-bottom: 20px;
  font-weight: 900;
  letter-spacing: -0.03em;
  color: var(--ink);
}

.hero h1::after {
  content: '';
  display: block;
  width: 90px;
  height: 5px;
  margin-top: 18px;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--primary), var(--gold), var(--mint), var(--lavender));
  background-size: 200% 100%;
  animation: gradientShift 4s linear infinite;
}

.hero p {
  font-size: 1.15rem;
  opacity: 0.7;
  max-width: 560px;
  margin-bottom: 36px;
  line-height: 1.8;
}

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

.hero-image {
  border-radius: 24px;
  overflow: hidden;
  position: relative;
  transform: rotate(2deg);
  box-shadow: 10px 10px 0 rgba(255,201,77,0.25), 20px 20px 0 rgba(155,140,247,0.1);
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.hero-image:hover {
  transform: rotate(0deg) scale(1.01);
}

.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: 28px;
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.btn:hover {
  transform: translateY(-3px);
}

.btn:active {
  transform: translateY(-1px) scale(0.98);
}

.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  box-shadow: 0 6px 24px rgba(255,107,107,0.35);
}

.btn-primary:hover {
  box-shadow: 0 12px 36px rgba(255,107,107,0.5);
  color: #fff;
}

.btn-outline {
  background: rgba(255,255,255,0.6);
  border: 2px solid var(--gold);
  color: var(--ink);
  backdrop-filter: blur(4px);
}

.btn-outline:hover {
  background: var(--gold);
  color: #fff;
  box-shadow: 0 8px 24px rgba(255,201,77,0.4);
}

/* ========== 标签/标题 ========== */
.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 4px;
  margin-bottom: 12px;
  background: linear-gradient(135deg, var(--primary), var(--gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-transform: uppercase;
}

.section-title {
  font-size: 2.4rem;
  margin-bottom: 14px;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.section-title::after {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--primary);
  margin-left: 8px;
  animation: pulse 2s ease-in-out infinite;
}

.section-desc {
  max-width: 600px;
  opacity: 0.7;
  margin-bottom: 48px;
  line-height: 1.7;
}

/* ========== 卡片网格 ========== */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 28px;
}

.category-card {
  border-radius: var(--radius);
  padding: 32px;
  border: 1px solid rgba(255,255,255,0.8);
  background: var(--white-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
  position: relative;
  overflow: hidden;
}

.category-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--gold), var(--mint), var(--lavender));
  background-size: 200% 100%;
  animation: gradientShift 3s linear infinite;
  opacity: 0.7;
}

.category-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 16px 40px rgba(45,27,0,0.1);
  border-color: rgba(255,255,255,1);
}

.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: 18px;
  font-size: 1.3rem;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #fff;
  box-shadow: 0 6px 18px rgba(255,107,107,0.3);
  transition: transform 0.3s ease;
}

.category-card:nth-child(2) .card-icon { background: linear-gradient(135deg, var(--gold), #FFB84D); box-shadow: 0 6px 18px rgba(255,201,77,0.35); }
.category-card:nth-child(3) .card-icon { background: linear-gradient(135deg, var(--mint), #3DA888); box-shadow: 0 6px 18px rgba(94,196,160,0.3); }
.category-card:nth-child(4) .card-icon { background: linear-gradient(135deg, var(--lavender), #7C6FF0); box-shadow: 0 6px 18px rgba(155,140,247,0.3); }

.category-card:hover .card-icon {
  transform: scale(1.1) rotate(-8deg);
}

.card-link {
  font-weight: 700;
  font-size: 0.85rem;
  text-decoration: none;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap 0.3s ease;
}

.card-link:hover {
  gap: 12px;
  color: var(--primary-light);
}

/* ========== 特性块 ========== */
.feature-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.feature-image {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 24px 48px rgba(45,27,0,0.08);
  position: relative;
}

.feature-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,107,107,0.08), transparent);
  border-radius: var(--radius);
  pointer-events: none;
}

.feature-image img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.6s ease;
}

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

.feature-text {
  position: relative;
}

.feature-text h3 {
  font-size: 1.6rem;
  margin-bottom: 16px;
  color: var(--ink);
}

.feature-list {
  list-style: none;
  margin-top: 20px;
}

.feature-list li {
  padding: 10px 0;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.02rem;
  color: var(--ink);
  border-bottom: 1px dashed rgba(45,27,0,0.08);
}

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

.feature-list li::before {
  content: '✓';
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--mint), #3DA888);
  color: #fff;
  font-size: 13px;
  font-weight: 800;
  flex-shrink: 0;
  box-shadow: 0 3px 10px rgba(94,196,160,0.3);
}

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

.stat-item {
  padding: 36px 24px;
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,0.8);
  background: linear-gradient(145deg, rgba(255,255,255,0.85), rgba(255,255,255,0.5));
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  position: relative;
  overflow: hidden;
}

.stat-item::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 3px;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--primary), var(--gold));
  opacity: 0.6;
  transition: width 0.3s ease;
}

.stat-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(45,27,0,0.08);
}

.stat-item:hover::before {
  width: 80px;
  opacity: 1;
}

.stat-number {
  font-size: 2.6rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

.stat-label {
  font-size: 0.88rem;
  opacity: 0.6;
  margin-top: 8px;
  letter-spacing: 2px;
  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: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(45,27,0,0.04);
  background: #fff;
  transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
  position: relative;
}

.content-wall-item:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 50px rgba(45,27,0,0.12);
  border-color: rgba(255,107,107,0.1);
}

.content-wall-item img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}

.content-wall-item:hover img {
  transform: scale(1.06);
}

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

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

.content-wall-body p {
  font-size: 0.9rem;
  opacity: 0.7;
  line-height: 1.6;
}

.content-wall-item::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--gold), var(--mint), var(--lavender));
  background-size: 200% 100%;
  animation: gradientShift 4s linear infinite;
  opacity: 0;
  transition: opacity 0.3s;
}

.content-wall-item:hover::after {
  opacity: 1;
}

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

.faq-item {
  border: 1px solid rgba(45,27,0,0.06);
  border-radius: 16px;
  margin-bottom: 12px;
  overflow: hidden;
  cursor: pointer;
  background: rgba(255,255,255,0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: all 0.35s ease;
}

.faq-item:hover {
  border-color: rgba(255,107,107,0.2);
  background: rgba(255,255,255,0.85);
}

.faq-item .faq-question {
  padding: 20px 24px;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--ink);
  transition: color 0.3s;
}

.faq-item .faq-question::after {
  content: '+';
  font-size: 1.5rem;
  color: var(--primary);
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
  flex-shrink: 0;
  margin-left: 16px;
}

.faq-item .faq-answer {
  padding: 0 24px 20px;
  display: none;
  opacity: 0.7;
  line-height: 1.7;
  font-size: 0.95rem;
}

.faq-item.open {
  border-color: rgba(255,107,107,0.25);
  box-shadow: 0 8px 30px rgba(255,107,107,0.08);
}

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

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

.faq-item.open .faq-answer {
  display: block;
  animation: fadeIn 0.4s ease-out;
}

/* ========== CTA横幅 ========== */
.cta-banner {
  padding: 72px 48px;
  text-align: center;
  border-radius: 28px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light) 45%, var(--lavender));
  position: relative;
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(255,107,107,0.35);
}

.cta-banner::before {
  content: '';
  position: absolute;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
  top: -100px;
  right: -80px;
}

.cta-banner::after {
  content: '';
  position: absolute;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  bottom: -80px;
  left: -40px;
}

.cta-banner h2 {
  color: #fff;
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 12px;
  position: relative;
  z-index: 1;
}

.cta-banner p {
  color: rgba(255,255,255,0.9) !important;
  position: relative;
  z-index: 1;
}

.cta-banner .btn-primary {
  background: #fff;
  color: var(--primary) !important;
  box-shadow: 0 8px 28px rgba(0,0,0,0.12);
  position: relative;
  z-index: 1;
}

.cta-banner .btn-primary:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 14px 40px rgba(0,0,0,0.18);
  color: var(--primary) !important;
}

/* ========== 页脚 ========== */
.site-footer {
  padding: 64px 0 28px;
  background: linear-gradient(180deg, var(--bg-soft), #E8E0D8);
  border-top: 1px solid rgba(255,255,255,0.5);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}

.footer-brand {
  padding-right: 24px;
}

.footer-brand .logo {
  margin-bottom: 16px;
}

.footer-brand p {
  opacity: 0.7;
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--ink);
}

.footer-col h4 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--ink);
  position: relative;
  padding-bottom: 10px;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 24px;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--gold));
  border-radius: 2px;
}

.footer-col a {
  color: rgba(45,27,0,0.7);
  text-decoration: none;
  display: block;
  padding: 5px 0;
  font-size: 0.9rem;
  transition: all 0.25s;
}

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

.footer-bottom {
  border-top: 1px solid rgba(45,27,0,0.08);
  margin-top: 40px;
  padding-top: 24px;
  text-align: center;
  font-size: 0.85rem;
  opacity: 0.6;
}

/* ========== 工具类 ========== */
.text-accent {
  background: linear-gradient(135deg, var(--primary), var(--gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 800;
}

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

.seo-description {
  max-width: 600px;
  margin: 0 auto 48px;
  opacity: 0.7;
  line-height: 1.7;
}

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

/* ========== 动画 ========== */
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-16px); }
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255,107,107,0.5); }
  50% { box-shadow: 0 0 0 6px rgba(255,107,107,0); }
}

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

/* ========== 响应式 ========== */
@media (max-width: 768px) {
  .feature-block { grid-template-columns: 1fr; gap: 48px; }
  .stats-bar { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  
  .main-nav {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    width: 100%;
    background: rgba(253,248,243,0.97);
    backdrop-filter: blur(20px);
    padding: 24px;
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
    border-bottom: 1px solid rgba(45,27,0,0.06);
    box-shadow: 0 20px 40px rgba(45,27,0,0.08);
  }
  
  .main-nav.open {
    display: flex;
    animation: fadeIn 0.3s ease-out;
  }
  
  .main-nav a {
    width: 100%;
    font-size: 1.05rem;
    padding: 8px 0;
    border-bottom: 1px solid rgba(45,27,0,0.04);
  }
  
  .nav-cta {
    width: 100%;
    text-align: center;
    border-radius: 12px !important;
  }
  
  .menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .hero {
    min-height: 60vh;
    padding: 140px 0 60px;
  }
  
  .hero h1 {
    font-size: 2.4rem;
  }
  
  .section {
    padding: 72px 0;
  }
  
  .section-title {
    font-size: 1.9rem;
  }
  
  .stat-number {
    font-size: 2rem;
  }
}

@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; }
  
  .hero h1 {
    font-size: 2.1rem;
  }
  
  .hero p {
    font-size: 1rem;
  }
  
  .section-title {
    font-size: 1.6rem;
  }
  
  .cta-banner {
    padding: 48px 24px;
  }
  
  .cta-banner h2 {
    font-size: 1.7rem;
  }
  
  .btn {
    width: 100%;
    justify-content: center;
  }
  
  .stat-item {
    padding: 24px 16px;
  }
  
  .stat-number {
    font-size: 1.8rem;
  }
  
  .feature-list li {
    font-size: 0.95rem;
  }
}