/* ═══════════════════════════════════════════════════════════
   同路同心 · 爱不设限
   男同网 — nantongwang.nm.cn
   设计风格: 彩虹流体 · 柔软乐观 · 有机生长感
   ═══════════════════════════════════════════════════════════ */

:root {
  --cream: #FFF9F5;
  --cream-deep: #FFF0E8;
  --peach: #FFE4DA;
  --coral: #FF7A6B;
  --coral-deep: #F25E5C;
  --mint: #5EC9B8;
  --mint-soft: #C8EDE4;
  --sun: #FFD76E;
  --lavender: #BCA4FF;
  --lavender-soft: #EAE3FF;
  --charcoal: #3D3835;
  --grey: #9B948F;
  --white: #FFFFFF;
  --shadow-soft: 0 12px 40px rgba(255, 122, 107, 0.10);
  --shadow-float: 0 30px 80px rgba(61, 56, 53, 0.08);
  --radius-pill: 100px;
  --radius-lg: 32px;
  --radius-md: 20px;
  --radius-sm: 14px;
}

/* ═══ 基础重置 ═══ */
*, *::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: var(--cream);
  background-image:
    radial-gradient(ellipse at 12% 25%, rgba(255, 215, 170, 0.18) 0%, transparent 60%),
    radial-gradient(ellipse at 88% 12%, rgba(188, 164, 255, 0.12) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 100%, rgba(94, 201, 184, 0.10) 0%, transparent 55%),
    radial-gradient(ellipse at 70% 60%, rgba(255, 215, 110, 0.06) 0%, transparent 40%);
  color: var(--charcoal);
  line-height: 1.6;
  min-height: 100vh;
}

::selection {
  background: var(--coral);
  color: var(--white);
}

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

.section {
  padding: 90px 0;
  position: relative;
}

.section:nth-child(even) {
  background: linear-gradient(180deg, rgba(255, 240, 232, 0.4), rgba(255, 250, 247, 0.6));
}

/* ═══ 导航 — 漂浮胶囊 ═══ */
.site-header {
  position: fixed;
  top: 18px;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 32px);
  max-width: 1200px;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(20px) saturate(1.6);
  -webkit-backdrop-filter: blur(20px) saturate(1.6);
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: var(--radius-pill);
  box-shadow: 0 8px 40px rgba(61, 56, 53, 0.06), inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 12px 0 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  font-size: 1.15rem;
  text-decoration: none;
  color: var(--charcoal);
  letter-spacing: -0.02em;
  position: relative;
  z-index: 2;
}

.logo-icon {
  width: 38px;
  height: 38px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  background: linear-gradient(135deg, var(--coral) 0%, var(--sun) 45%, var(--mint) 90%);
  box-shadow: 0 4px 14px rgba(255, 122, 107, 0.25);
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.logo-icon::after {
  content: '';
  position: absolute;
  inset: 2px;
  border-radius: 11px;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 6px;
  list-style: none;
}

.main-nav a {
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--charcoal);
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  display: block;
  position: relative;
  transition: all 0.35s cubic-bezier(0.25, 0.1, 0, 1.2);
  opacity: 0.75;
  letter-spacing: 0.01em;
}

.main-nav a:hover {
  opacity: 1;
  background: var(--cream-deep);
  color: var(--coral-deep);
}

.nav-cta {
  background: linear-gradient(135deg, var(--coral), var(--coral-deep) 60%, #FF8F75);
  color: #fff !important;
  font-weight: 700 !important;
  padding: 10px 24px !important;
  border-radius: var(--radius-pill) !important;
  box-shadow: 0 4px 16px rgba(255, 122, 107, 0.35);
  font-size: 0.85rem;
  opacity: 1 !important;
  letter-spacing: 0.02em;
  transition: all 0.3s ease !important;
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255, 122, 107, 0.45);
  background: linear-gradient(135deg, #FF8F75, var(--coral-deep));
}

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

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: none;
  background: var(--cream-deep);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--charcoal);
  transition: all 0.3s;
}

/* ═══ Hero 区域 ═══ */
.hero {
  min-height: 85vh;
  display: flex;
  align-items: center;
  padding: 140px 0 100px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  width: 420px;
  height: 420px;
  background: linear-gradient(135deg, rgba(255, 122, 107, 0.12) 0%, rgba(255, 215, 110, 0.05) 100%);
  border-radius: 50%;
  top: -140px;
  right: -60px;
  filter: blur(50px);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  width: 300px;
  height: 300px;
  background: linear-gradient(135deg, rgba(94, 201, 184, 0.12) 0%, rgba(188, 164, 255, 0.06) 100%);
  border-radius: 50%;
  bottom: -80px;
  left: 8%;
  filter: blur(60px);
  pointer-events: none;
}

.hero-content {
  max-width: 640px;
  position: relative;
  z-index: 2;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  background: linear-gradient(135deg, var(--mint-soft), var(--lavender-soft));
  color: var(--charcoal);
  margin-bottom: 24px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  box-shadow: 0 2px 8px rgba(94, 201, 184, 0.15);
}

.hero h1 {
  font-size: 3.4rem;
  line-height: 1.1;
  margin-bottom: 22px;
  font-weight: 900;
  letter-spacing: -0.035em;
  background: linear-gradient(115deg, var(--charcoal) 20%, var(--coral) 45%, var(--lavender) 70%, var(--mint) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-fill-color: transparent;
}

.hero p {
  font-size: 1.07rem;
  opacity: 0.65;
  max-width: 560px;
  margin-bottom: 36px;
  line-height: 1.75;
  color: var(--charcoal);
  font-weight: 400;
}

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

.hero-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-float);
  position: relative;
  z-index: 2;
  border: 5px solid rgba(255, 255, 255, 0.6);
}

.hero-image img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.8s cubic-bezier(0.22, 0.1, 0.2, 1);
}

.hero-image:hover img {
  transform: scale(1.04);
}

/* ═══ 按钮 ═══ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  cursor: pointer;
  border: none;
  text-decoration: none;
  font-size: 0.92rem;
  transition: all 0.35s cubic-bezier(0.25, 0.1, 0, 1.4);
  letter-spacing: 0.02em;
}

.btn-primary {
  color: var(--white);
  background: linear-gradient(135deg, var(--coral) 0%, var(--coral-deep) 70%, #F45B53);
  box-shadow: 0 8px 24px rgba(255, 122, 107, 0.3);
}

.btn-primary:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 16px 40px rgba(255, 122, 107, 0.35);
}

.btn-outline {
  background: transparent;
  border: 2px solid rgba(255, 122, 107, 0.4);
  color: var(--coral-deep);
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn-outline::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--cream-deep), var(--peach));
  z-index: -1;
  transform: scaleY(0);
  transform-origin: bottom;
  transition: transform 0.3s ease;
  border-radius: inherit;
}

.btn-outline:hover {
  border-color: transparent;
  color: var(--coral-deep);
}

.btn-outline:hover::before {
  transform: scaleY(1);
}

/* ═══ 标签/标题 ═══ */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 16px;
  color: var(--coral-deep);
  background: var(--peach);
  padding: 6px 16px;
  border-radius: var(--radius-pill);
}

.section-label::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--coral), var(--sun));
  display: inline-block;
}

.section-title {
  font-size: 2.2rem;
  margin-bottom: 12px;
  font-weight: 900;
  letter-spacing: -0.03em;
  color: var(--charcoal);
  line-height: 1.25;
}

.section-desc {
  max-width: 600px;
  opacity: 0.65;
  margin-bottom: 48px;
  font-size: 1.02rem;
  line-height: 1.7;
  color: var(--charcoal);
}

/* ═══ 卡片网格 ═══ */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 26px;
}

.category-card {
  border-radius: 28px;
  padding: 32px 28px;
  border: 1px solid rgba(255, 255, 255, 0.7);
  transition: all 0.45s cubic-bezier(0.25, 0.1, 0, 1.1);
  position: relative;
  overflow: hidden;
  background: var(--white);
  box-shadow: 0 2px 8px rgba(61, 56, 53, 0.03);
}

.category-card:nth-child(1) {
  background: linear-gradient(145deg, #FFF0EB 0%, #FFFFFF 75%);
}

.category-card:nth-child(2) {
  background: linear-gradient(145deg, #E8F8F4 0%, #FFFFFF 75%);
}

.category-card:nth-child(3) {
  background: linear-gradient(145deg, #FFF9E0 0%, #FFFFFF 75%);
}

.category-card:nth-child(4) {
  background: linear-gradient(145deg, #F1EBFF 0%, #FFFFFF 75%);
}

.category-card:nth-child(5) {
  background: linear-gradient(145deg, #FFEFE9 0%, #FFFFFF 75%);
}

.category-card:nth-child(6) {
  background: linear-gradient(145deg, #E6F6F2 0%, #FFFFFF 75%);
}

.category-card::before {
  content: '';
  position: absolute;
  top: -40px;
  right: -40px;
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  transition: all 0.5s ease;
  border: 2px dashed rgba(255, 255, 255, 0.4);
}

.category-card:hover {
  transform: translateY(-6px) rotate(0.5deg);
  box-shadow: 0 20px 50px rgba(61, 56, 53, 0.08);
  border-color: var(--coral);
}

.category-card:hover::before {
  transform: scale(1.6);
  border-color: var(--coral);
}

.card-icon {
  width: 56px;
  height: 56px;
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.4rem;
  background: rgba(255, 255, 255, 0.85);
  box-shadow: 0 4px 14px rgba(61, 56, 53, 0.06);
}

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

.card-link::after {
  content: '→';
  font-size: 1rem;
}

.card-link:hover {
  gap: 10px;
  color: var(--charcoal);
}

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

.feature-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-float);
  border: 5px solid rgba(255, 255, 255, 0.7);
  position: relative;
}

.feature-image::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  box-shadow: inset 0 2px 10px rgba(255, 255, 255, 0.4);
  pointer-events: none;
}

.feature-image img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.7s ease;
}

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

.feature-text {
  position: relative;
}

.feature-text .section-label {
  margin-top: 0;
}

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

.feature-list li {
  padding: 10px 0;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.98rem;
  color: var(--charcoal);
  border-bottom: 1px solid rgba(61, 56, 53, 0.04);
}

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

.feature-list li::before {
  content: '✓';
  font-weight: 800;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--mint-soft);
  color: var(--mint);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  flex-shrink: 0;
  box-shadow: 0 2px 6px rgba(94, 201, 184, 0.2);
}

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

.stat-item {
  padding: 40px 20px;
  border-radius: 28px;
  background: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.7);
  box-shadow: 0 4px 20px rgba(61, 56, 53, 0.03);
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
}

.stat-item::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--coral), var(--sun), var(--mint));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.stat-item:hover::before {
  transform: scaleX(1);
}

.stat-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(61, 56, 53, 0.06);
}

.stat-number {
  font-size: 2.8rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  background: linear-gradient(120deg, var(--coral), var(--mint));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
  margin-bottom: 6px;
}

.stat-label {
  font-size: 0.85rem;
  opacity: 0.55;
  margin-top: 6px;
  color: var(--charcoal);
  letter-spacing: 0.05em;
  font-weight: 500;
}

/* ═══ 内容墙 ═══ */
.content-wall {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 26px;
}

.content-wall-item {
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.7);
  background: var(--white);
  transition: all 0.4s cubic-bezier(0.25, 0.1, 0, 1.1);
  box-shadow: 0 2px 8px rgba(61, 56, 53, 0.03);
}

.content-wall-item:nth-child(3n+1) {
  background: linear-gradient(160deg, #FFF7F3, var(--white) 60%);
}

.content-wall-item:nth-child(3n+2) {
  background: linear-gradient(160deg, #F0FAF8, var(--white) 60%);
}

.content-wall-item:nth-child(3n+3) {
  background: linear-gradient(160deg, #F8F3FF, var(--white) 60%);
}

.content-wall-item:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 55px rgba(61, 56, 53, 0.07);
  border-color: transparent;
}

.content-wall-item img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
  transition: transform 0.6s cubic-bezier(0.22, 0.1, 0.2, 1);
}

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

.content-wall-body {
  padding: 20px 22px 24px;
}

.content-wall-body h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--charcoal);
}

.content-wall-body p {
  font-size: 0.85rem;
  opacity: 0.55;
  line-height: 1.6;
}

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

.faq-item {
  border: 1px solid rgba(61, 56, 53, 0.06);
  border-radius: 18px;
  margin-bottom: 10px;
  overflow: hidden;
  cursor: pointer;
  background: var(--white);
  transition: all 0.3s ease;
  box-shadow: 0 2px 6px rgba(61, 56, 53, 0.02);
}

.faq-item:hover {
  border-color: rgba(255, 122, 107, 0.2);
  box-shadow: 0 6px 20px rgba(61, 56, 53, 0.04);
}

.faq-item.open {
  border-color: rgba(255, 122, 107, 0.2);
  box-shadow: 0 8px 30px rgba(61, 56, 53, 0.05);
}

.faq-item .faq-question {
  padding: 20px 24px;
  font-weight: 700;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1.0rem;
  color: var(--charcoal);
  gap: 16px;
  position: relative;
}

.faq-item .faq-question::after {
  content: '+';
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--coral);
  transition: transform 0.35s cubic-bezier(0.25, 0.1, 0, 1.2);
  flex-shrink: 0;
}

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

.faq-item .faq-answer {
  padding: 0 24px 20px;
  display: none;
  opacity: 0.65;
  font-size: 0.93rem;
  line-height: 1.8;
  color: var(--charcoal);
  border-top: 1px dashed rgba(61, 56, 53, 0.06);
  padding-top: 14px;
}

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

@keyframes faqFade {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 0.65; transform: translateY(0); }
}

/* ═══ CTA 横幅 ═══ */
.cta-banner {
  padding: 72px 40px;
  text-align: center;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--coral) 0%, var(--coral-deep) 50%, var(--lavender) 100%);
  color: var(--white);
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(255, 122, 107, 0.25);
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -60px;
  right: -60px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  border: 2px dashed rgba(255, 255, 255, 0.2);
}

.cta-banner::after {
  content: '';
  position: absolute;
  bottom: -80px;
  left: -40px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  border: 2px dashed rgba(255, 255, 255, 0.15);
}

.cta-banner h2 {
  color: var(--white);
  font-size: 2rem;
  font-weight: 900;
  margin-bottom: 14px;
  letter-spacing: -0.02em;
  position: relative;
  z-index: 2;
}

.cta-banner p {
  opacity: 0.85;
  margin-bottom: 32px;
  font-size: 1.0rem;
  position: relative;
  z-index: 2;
}

.cta-banner .btn-primary {
  background: var(--white);
  color: var(--coral-deep);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
  position: relative;
  z-index: 2;
  font-weight: 800;
}

.cta-banner .btn-primary:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 14px 35px rgba(0, 0, 0, 0.18);
}

/* ═══ 页脚 ═══ */
.site-footer {
  padding: 72px 0 32px;
  background: linear-gradient(180deg, var(--cream) 0%, #FFF3EC 100%);
  position: relative;
  overflow: hidden;
  border-top: 2px solid rgba(255, 122, 107, 0.08);
}

.site-footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 90%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--coral), var(--sun), var(--mint), transparent);
}

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

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

.footer-brand .logo {
  margin-bottom: 16px;
  font-size: 1.3rem;
}

.footer-brand p {
  font-size: 0.88rem;
  opacity: 0.55;
  line-height: 1.75;
  color: var(--charcoal);
  max-width: 260px;
}

.footer-col h4 {
  font-size: 0.8rem;
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--charcoal);
  opacity: 0.6;
}

.footer-col a {
  display: block;
  font-size: 0.88rem;
  color: var(--charcoal);
  opacity: 0.55;
  text-decoration: none;
  padding: 5px 0;
  transition: all 0.3s ease;
  letter-spacing: 0.01em;
}

.footer-col a:hover {
  opacity: 1;
  color: var(--coral-deep);
  transform: translateX(4px);
}

.footer-bottom {
  border-top: 1px solid rgba(61, 56, 53, 0.07);
  margin-top: 48px;
  padding-top: 22px;
  text-align: center;
  font-size: 0.82rem;
  opacity: 0.5;
  color: var(--charcoal);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.footer-bottom {
  flex-direction: column;
  gap: 4px;
}

.footer-bottom .hearts {
  color: var(--coral);
  font-size: 0.75rem;
  letter-spacing: 3px;
}

/* ═══ 工具类 ═══ */
.text-accent {
  color: var(--coral);
  font-weight: 700;
}

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

.seo-description {
  max-width: 600px;
  margin: 0 auto 48px;
  opacity: 0.65;
  line-height: 1.75;
  text-align: center;
  color: var(--charcoal);
}

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

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

/* ═══ 细节点缀 ═══ */
img {
  -webkit-user-drag: none;
  user-select: none;
}

a {
  -webkit-tap-highlight-color: transparent;
}

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

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

::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--coral-light, #FFA9A5), var(--mint));
  border-radius: 8px;
  border: 2px solid var(--cream);
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, var(--coral), var(--mint));
}

/* ═══ 响应式 ═══ */
@media (max-width: 900px) {
  .hero h1 {
    font-size: 2.6rem;
  }

  .hero {
    min-height: 70vh;
  }

  .section {
    padding: 70px 0;
  }
}

@media (max-width: 768px) {
  .site-header {
    top: 12px;
    border-radius: 24px;
  }

  .header-inner {
    padding: 0 12px 0 16px;
    height: 60px;
  }

  .main-nav {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    padding: 16px;
    border-radius: 24px;
    gap: 4px;
    box-shadow: 0 20px 60px rgba(61, 56, 53, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.6);
  }

  .main-nav.open {
    display: flex;
    animation: navFadeIn 0.3s ease;
  }

  .main-nav li {
    width: 100%;
  }

  .main-nav a {
    padding: 14px 18px;
    border-radius: 14px;
    font-size: 0.95rem;
  }

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

  .menu-toggle {
    display: flex;
  }

  .feature-block {
    grid-template-columns: 1fr;
    gap: 36px;
  }

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

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }

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

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

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

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

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

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

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

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

  .hero p {
    font-size: 0.95rem;
  }

  .section {
    padding: 56px 0;
  }

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

  .stat-number {
    font-size: 2.2rem;
  }

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

/* ═══ 额外丰富视觉的细节 ═══ */
.section:nth-child(3) .container::before,
.section:nth-child(5) .container::before {
  content: '✦';
  position: absolute;
  top: 28px;
  right: 10%;
  font-size: 1.6rem;
  opacity: 0.2;
  color: var(--coral);
  animation: floatDecor 4s ease-in-out infinite;
}

.section:nth-child(5) .container::before {
  color: var(--mint);
  right: 15%;
  animation-delay: 1s;
}

@keyframes floatDecor {
  0%, 100% {
    transform: translateY(0) rotate(0deg);
  }
  50% {
    transform: translateY(-10px) rotate(10deg);
  }
}