:root {
  --peach-pink: #FF9E8A;
  --peach-orange: #FFB58A;
  --peach-deep: #FF6B5E;
  --peach-light: #FFE8D9;
  --cream: #FFF8F1;
  --cream-deep: #FFF0E8;
  --cocoa: #3D2B28;
  --shadow-soft: rgba(255, 158, 138, 0.2);
  --shadow-strong: rgba(255, 107, 94, 0.35);
}

*, *::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(--cream);
  background-image: radial-gradient(rgba(255, 158, 138, 0.07) 1px, transparent 1px);
  background-size: 24px 24px;
  color: var(--cocoa);
}

/* ========== 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(255, 248, 241, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 158, 138, 0.2);
}

.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:900;
  font-size:1.4rem;
  text-decoration:none;
  color: var(--cocoa);
  letter-spacing:-0.5px;
}

.logo-icon {
  width:42px;
  height:42px;
  border-radius: 50% 50% 50% 50% / 62% 62% 38% 38%;
  background: linear-gradient(135deg, #FFD8A8, var(--peach-deep));
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:1.2rem;
  color:#fff;
  box-shadow: 0 6px 16px var(--shadow-strong);
  transition: transform 0.3s ease;
}

.logo:hover .logo-icon {
  transform: rotate(-8deg) scale(1.05);
}

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

.main-nav a {
  text-decoration:none;
  font-size:0.95rem;
  font-weight:500;
  color: var(--cocoa);
  transition: color 0.25s;
  position:relative;
  padding:4px 0;
}

.main-nav a::after {
  content:'';
  position:absolute;
  bottom:-2px;
  left:0;
  width:0;
  height:2.5px;
  background: linear-gradient(90deg, var(--peach-orange), var(--peach-deep));
  border-radius:4px;
  transition:width 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

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

.nav-cta {
  padding:10px 26px !important;
  border-radius:50px;
  background: linear-gradient(135deg, var(--peach-pink), var(--peach-deep));
  color:#fff !important;
  font-weight:700;
  box-shadow: 0 4px 16px var(--shadow-strong);
  transition: all 0.3s ease !important;
}

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

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255, 107, 94, 0.45);
  color:#fff !important;
}

.menu-toggle {
  display:none;
  background:none;
  border:none;
  font-size:1.6rem;
  cursor:pointer;
  color: var(--cocoa);
  width:42px;
  height:42px;
  border-radius:50%;
  align-items:center;
  justify-content:center;
  transition: background 0.2s;
}

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

/* ========== Hero ========== */
.hero {
  min-height:80vh;
  display:flex;
  align-items:center;
  position:relative;
  overflow:hidden;
}

.section.hero {
  background: linear-gradient(120deg, var(--cream) 0%, var(--peach-light) 55%, #FFD8C9 100%);
}

.hero::before {
  content:'';
  position:absolute;
  width:520px;
  height:520px;
  border-radius:50%;
  background: radial-gradient(circle, rgba(255, 181, 138, 0.35), rgba(255, 181, 138, 0) 70%);
  top:-120px;
  right:-80px;
  animation: float 8s ease-in-out infinite;
}

.hero::after {
  content:'';
  position:absolute;
  width:320px;
  height:320px;
  border-radius:50%;
  background: radial-gradient(circle, rgba(255, 107, 94, 0.18), rgba(255, 107, 94, 0) 70%);
  bottom:-60px;
  left:5%;
  animation: float 10s ease-in-out infinite reverse;
}

@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-20px) scale(1.05); }
}

.hero-content {
  max-width:680px;
  position:relative;
  z-index:2;
}

.hero-eyebrow {
  display:inline-block;
  font-size:0.85rem;
  font-weight:800;
  letter-spacing:1px;
  padding:8px 22px;
  border-radius:50px;
  background: rgba(255, 255, 255, 0.65);
  color: var(--peach-deep);
  border: 1px solid rgba(255, 107, 94, 0.25);
  backdrop-filter: blur(8px);
  margin-bottom:18px;
}

.hero h1 {
  font-size: clamp(2.8rem, 5vw, 4.2rem);
  line-height:1.12;
  margin-bottom:22px;
  font-weight:900;
  letter-spacing:-2px;
  background: linear-gradient(135deg, var(--cocoa) 20%, var(--peach-deep) 90%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size:1.15rem;
  opacity:0.72;
  max-width:540px;
  margin-bottom:36px;
  line-height:1.9;
  font-weight:400;
}

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

.hero-image {
  border-radius:28px;
  overflow:hidden;
  position:relative;
  box-shadow: 0 24px 64px var(--shadow-strong);
  transform: rotate(2deg);
  transition: transform 0.5s ease;
}

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

.hero-image::after {
  content:'';
  position:absolute;
  inset:0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0) 0%, rgba(255, 216, 201, 0.25) 100%);
  border-radius:28px;
  pointer-events:none;
}

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

/* ========== 按钮 ========== */
.btn {
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:14px 32px;
  border-radius:50px;
  font-weight:700;
  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:0.2px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--peach-pink), var(--peach-deep));
  color:#fff;
  box-shadow: 0 6px 20px var(--shadow-strong);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(255, 107, 94, 0.5);
}

.btn-outline {
  background: transparent;
  border: 1.8px solid var(--peach-deep);
  color: var(--peach-deep);
}

.btn-outline:hover {
  background: rgba(255, 107, 94, 0.08);
  transform: translateY(-3px);
  border-color: var(--peach-deep);
}

/* ========== 标签/标题 ========== */
.section-label {
  display:inline-block;
  font-size:0.8rem;
  font-weight:800;
  letter-spacing:4px;
  text-transform:uppercase;
  margin-bottom:14px;
  color: var(--peach-deep);
  background: var(--peach-light);
  padding:6px 16px;
  border-radius:50px;
  border: 1px solid rgba(255, 158, 138, 0.3);
}

.section-title {
  font-size: clamp(2rem, 3.5vw, 2.6rem);
  margin-bottom:16px;
  font-weight:900;
  letter-spacing:-1px;
  color: var(--cocoa);
  line-height:1.3;
}

.section-desc {
  max-width:620px;
  opacity:0.68;
  margin-bottom:44px;
  line-height:1.9;
  font-size:1.05rem;
}

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

.category-card {
  border-radius:22px;
  padding:36px 30px;
  border: 1px solid rgba(255, 158, 138, 0.22);
  background: #fff;
  transition: all 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  position:relative;
  overflow:hidden;
}

.category-card::before {
  content:'';
  position:absolute;
  top:0;
  right:0;
  width:140px;
  height:140px;
  border-radius:50%;
  background: radial-gradient(circle, rgba(255, 216, 201, 0.5), rgba(255, 216, 201, 0) 70%);
  transform: translate(50px, -50px) scale(1);
  transition: transform 0.5s ease;
  pointer-events:none;
}

.category-card::after {
  content:'';
  position:absolute;
  bottom:-40px;
  left:-40px;
  width:100px;
  height:100px;
  border-radius:50%;
  background: rgba(255, 232, 217, 0.4);
  pointer-events:none;
  transition: all 0.4s ease;
}

.category-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 16px 40px var(--shadow-soft);
  border-color: rgba(255, 107, 94, 0.3);
}

.category-card:hover::before {
  transform: translate(40px, -40px) scale(1.6);
}

.category-card:hover::after {
  transform: scale(1.2) rotate(20deg);
}

.card-icon {
  width:56px;
  height:56px;
  border-radius: 50% 50% 50% 50% / 62% 62% 38% 38%;
  background: linear-gradient(135deg, #FFE8D9, #FFB58A);
  display:flex;
  align-items:center;
  justify-content:center;
  margin-bottom:20px;
  font-size:1.5rem;
  box-shadow: 0 4px 12px rgba(255, 158, 138, 0.3);
  transition: transform 0.3s ease;
}

.category-card:hover .card-icon {
  transform: scale(1.08) rotate(-6deg);
}

.category-card h3 {
  font-size:1.15rem;
  color: var(--cocoa);
  margin-bottom:8px;
  font-weight:800;
}

.category-card p {
  font-size:0.9rem;
  opacity:0.65;
  line-height:1.7;
  margin-bottom:16px;
}

.card-link {
  font-weight:700;
  font-size:0.9rem;
  text-decoration:none;
  color: var(--peach-deep);
  display:inline-flex;
  align-items:center;
  gap:6px;
  transition: gap 0.2s ease;
}

.card-link:hover {
  gap:10px;
}

/* ========== 特性块 ========== */
.feature-block {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:64px;
  align-items:center;
}

.feature-image {
  border-radius:24px;
  overflow:hidden;
  box-shadow: 0 20px 48px var(--shadow-soft);
  position:relative;
}

.feature-image img {
  width:100%;
  height:auto;
  display:block;
  transition: transform 0.5s ease;
}

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

.feature-text { position:relative; }

.feature-text .section-title {
  margin-bottom:12px;
}

.feature-list {
  list-style:none;
  margin-top:8px;
}

.feature-list li {
  padding:9px 0;
  display:flex;
  align-items:center;
  gap:12px;
  font-size:1rem;
  color: var(--cocoa);
  font-weight:500;
}

.feature-list li::before {
  content:'✓';
  font-weight:900;
  background: linear-gradient(135deg, #FFE8D9, #FFB58A);
  width:26px;
  height:26px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:0.8rem;
  color: var(--peach-deep);
  flex-shrink:0;
  box-shadow: 0 2px 8px rgba(255, 158, 138, 0.25);
}

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

.stat-item {
  padding:36px 20px 28px;
  border-radius:22px;
  background:#fff;
  border: 1px solid rgba(255, 158, 138, 0.2);
  transition: all 0.35s ease;
  position:relative;
  overflow:hidden;
}

.stat-item::before {
  content:'';
  position:absolute;
  top:0;
  left:50%;
  transform: translateX(-50%);
  width:60px;
  height:4px;
  border-radius:0 0 4px 4px;
  background: linear-gradient(90deg, var(--peach-orange), var(--peach-deep));
  transition: width 0.3s ease;
}

.stat-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px var(--shadow-soft);
}

.stat-item:hover::before {
  width:100px;
}

.stat-number {
  font-size: clamp(2rem, 3vw, 2.6rem);
  font-weight:900;
  background: linear-gradient(135deg, var(--peach-pink), var(--peach-deep));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height:1.2;
  letter-spacing:-1px;
}

.stat-label {
  font-size:0.9rem;
  opacity:0.58;
  margin-top:8px;
  font-weight:500;
  letter-spacing:0.5px;
}

/* ========== 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;
  border: 1px solid rgba(255, 158, 138, 0.2);
  background:#fff;
  transition: all 0.35s ease;
}

.content-wall-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 16px 40px var(--shadow-soft);
  border-color: rgba(255, 107, 94, 0.3);
}

.content-wall-item img {
  width:100%;
  height:210px;
  object-fit:cover;
  display:block;
  transition: transform 0.5s ease;
}

.content-wall-item:hover img {
  transform: scale(1.05);
}

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

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

.content-wall-body p {
  font-size:0.9rem;
  opacity:0.62;
  line-height:1.6;
}

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

.faq-item {
  border: 1px solid rgba(255, 158, 138, 0.2);
  border-radius:18px;
  margin-bottom:14px;
  overflow:hidden;
  cursor:pointer;
  background:#fff;
  transition: all 0.3s ease;
}

.faq-item:hover {
  border-color: rgba(255, 107, 94, 0.35);
  box-shadow: 0 4px 16px var(--shadow-soft);
}

.faq-item .faq-question {
  padding:18px 24px;
  font-weight:700;
  display:flex;
  justify-content:space-between;
  align-items:center;
  color: var(--cocoa);
  font-size:1rem;
}

.faq-item .faq-question::after {
  content:'+';
  font-size:1.5rem;
  font-weight:400;
  color: var(--peach-deep);
  transition: transform 0.3s ease;
  line-height:1;
}

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

.faq-item .faq-answer {
  padding:0 24px 20px;
  display:none;
  opacity:0.68;
  line-height:1.8;
  font-size:0.95rem;
}

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

@keyframes fadeIn {
  from { opacity:0; transform: translateY(-4px); }
  to { opacity:1; transform: translateY(0); }
}

/* ========== CTA横幅 ========== */
.cta-banner {
  padding:64px 40px;
  text-align:center;
  border-radius:28px;
  color:#fff;
  background: linear-gradient(135deg, var(--peach-pink), var(--peach-deep) 60%, #FF8C6B);
  position:relative;
  overflow:hidden;
  box-shadow: 0 24px 64px var(--shadow-strong);
}

.cta-banner::before,
.cta-banner::after {
  content:'';
  position:absolute;
  border-radius:50%;
  background: rgba(255, 255, 255, 0.12);
  pointer-events:none;
}

.cta-banner::before {
  width:220px;
  height:220px;
  top:-100px;
  left:-60px;
}

.cta-banner::after {
  width:140px;
  height:140px;
  bottom:-50px;
  right:40px;
}

.cta-banner h2 {
  color:#fff;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight:900;
  letter-spacing:-0.5px;
  margin-bottom:14px;
  position:relative;
  z-index:1;
}

.cta-banner p {
  color: rgba(255, 255, 255, 0.9);
  max-width:500px;
  margin:0 auto 28px;
  font-size:1.05rem;
  line-height:1.7;
  position:relative;
  z-index:1;
}

.cta-banner .btn-primary {
  background:#fff;
  color: var(--peach-deep);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
  position:relative;
  z-index:1;
}

.cta-banner .btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

/* ========== 页脚 ========== */
.site-footer {
  padding:64px 0 28px;
  background: var(--cream-deep);
  border-top: 1px solid rgba(255, 158, 138, 0.25);
}

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

.footer-brand p {
  opacity:0.6;
  font-size:0.95rem;
  line-height:1.8;
  margin-top:16px;
  max-width:280px;
}

.footer-col h4 {
  font-size:1rem;
  font-weight:800;
  margin-bottom:18px;
  color: var(--cocoa);
  letter-spacing:0.5px;
}

.footer-col a {
  text-decoration:none;
  color: rgba(61, 43, 40, 0.7);
  display:block;
  padding:5px 0;
  font-size:0.92rem;
  transition: all 0.2s ease;
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 158, 138, 0.2);
  margin-top:48px;
  padding-top:24px;
  text-align:center;
  font-size:0.85rem;
  color: rgba(61, 43, 40, 0.55);
}

/* ========== 工具类 ========== */
.text-accent {
  color: var(--peach-deep);
  font-weight:700;
}

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

.seo-description {
  max-width:620px;
  margin:0 auto 48px;
  opacity:0.68;
  font-size:1.02rem;
  line-height:1.9;
  text-align:center;
}

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

/* ========== 响应式 ========== */
@media (max-width: 992px) {
  .hero-buttons {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .feature-block {
    gap:40px;
  }
}

@media (max-width: 768px) {
  .section {
    padding:60px 0;
  }

  .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:72px;
    left:0;
    width:100%;
    background: var(--cream);
    padding:24px 32px;
    gap:20px;
    border-bottom: 1px solid rgba(255, 158, 138, 0.2);
    box-shadow: 0 16px 40px rgba(61, 43, 40, 0.08);
  }

  .main-nav.open a {
    font-size:1.05rem;
  }

  .main-nav.open .nav-cta {
    text-align:center;
  }

  .hero {
    min-height:auto;
    padding:120px 0 80px;
  }

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

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

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

  .hero-buttons {
    flex-direction:column;
    width:100%;
  }

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

  .hero h1 {
    font-size:2.4rem;
  }

  .cta-banner {
    padding:48px 24px;
    border-radius:20px;
  }
}

/* ========== 滚动条 ========== */
::-webkit-scrollbar {
  width:10px;
}

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

::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--peach-orange), var(--peach-deep));
  border-radius:8px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--peach-deep);
}

/* ========== 选中文本 ========== */
::selection {
  background: var(--peach-pink);
  color: #fff;
}