/* ============================================================
   三只松鼠海外官网 · 品牌视觉系统 v2
   品牌色系：朱红 #E63946 + 暖橙 #FF7A2F
   ============================================================ */

/* ---------- CSS 变量 · 品牌色板 ---------- */
:root {
  /* 品牌主色 */
  --primary:     #E63946;   /* 三只松鼠品牌红 — 按钮/标题高亮/导航 */
  --primary-dk:  #C1121F;   /* 深红 — hover 态 */
  --primary-lt:  #FDE8EA;   /* 浅红底 — 标签/hover背景 */

  /* 辅助色 */
  --accent:      #FF7A2F;   /* 暖橙 — 标签/图标/hover/分类按钮 */
  --accent-lt:   #FFF0E8;   /* 浅橙底 */

  /* 页面底色 */
  --bg-page:     #F9F9F6;   /* 浅米白 — 页面背景 */
  --bg-card:     #FFFFFF;   /* 纯白 — 卡片/内容区 */
  --bg-muted:    #F2F2EF;   /* 淡灰米 — 区段分隔 */

  /* 文字 */
  --text-h:      #333333;   /* 标题 */
  --text-b:      #666666;   /* 正文 */
  --text-s:      #999999;   /* 辅助文字 */

  /* 边框/分隔 */
  --border:      #E8E8E4;   /* 常规边框 */
  --border-md:   #D0D0CB;   /* 中等边框 */

  /* 阴影 */
  --shadow-sm:   0 2px 8px rgba(0,0,0,0.06);
  --shadow-md:   0 6px 24px rgba(0,0,0,0.10);
  --shadow-lg:   0 12px 40px rgba(0,0,0,0.14);

  /* 圆角 */
  --r-sm:   8px;
  --r-md:   12px;
  --r-lg:   16px;
  --r-xl:   24px;

  /* 过渡 */
  --t:  all 0.25s cubic-bezier(0.4,0,0.2,1);
}

/* ---------- 基础重置 ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Inter', -apple-system, sans-serif;
  background: var(--bg-page);
  color: var(--text-b);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

h1,h2,h3,h4,h5,h6 {
  font-family: 'Poppins', sans-serif;
  color: var(--text-h);
  line-height: 1.2;
}

a { color: inherit; text-decoration: none; transition: var(--t); }
img { display: block; max-width: 100%; }
ul { list-style: none; }

:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- 容器 ---------- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
}

/* ---------- 滚动监听顶栏 ---------- */
.header {
  position: sticky;
  top: 0;
  z-index: 200;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  transition: var(--t);
}
.header.scrolled {
  box-shadow: var(--shadow-sm);
}
.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
  height: 68px;
  display: flex;
  align-items: center;
  gap: 40px;
}
.logo-img { height: 42px; width: auto; flex-shrink: 0; }

/* 导航 */
.nav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
}
.nav-link {
  font-family: 'Poppins', sans-serif;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-b);
  padding: 8px 14px;
  border-radius: var(--r-sm);
  transition: var(--t);
  letter-spacing: 0.2px;
}
.nav-link:hover { color: var(--primary); background: var(--primary-lt); }
.nav-link.active { color: var(--primary); background: var(--primary-lt); }

/* 头部工具区 */
.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: auto;
}
.lang {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  font-weight: 600;
}
.lang a { color: var(--text-s); transition: color 0.2s; }
.lang a:hover, .lang a.active { color: var(--primary); }
.lang span { color: var(--border-md); }

.cart-btn {
  width: 36px; height: 36px;
  border-radius: var(--r-sm);
  border: 1.5px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-b);
  transition: var(--t);
}
.cart-btn:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-lt); }

/* ---------- 按钮系统 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'Poppins', sans-serif;
  font-size: 0.88rem;
  font-weight: 700;
  padding: 10px 22px;
  border-radius: var(--r-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--t);
  text-decoration: none;
  white-space: nowrap;
  letter-spacing: 0.3px;
}

/* 主按钮 — 红底白字 */
.btn-primary {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}
.btn-primary:hover {
  background: var(--primary-dk);
  border-color: var(--primary-dk);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(230,57,70,0.30);
}
.btn-primary:active { transform: translateY(0); }

/* 次按钮 — 白底橙边 */
.btn-outline {
  background: var(--bg-card);
  color: var(--accent);
  border-color: var(--accent);
}
.btn-outline:hover {
  background: var(--accent-lt);
  transform: translateY(-1px);
}

/* 幽灵按钮 */
.btn-ghost {
  background: transparent;
  color: var(--text-h);
  border-color: var(--border-md);
}
.btn-ghost:hover {
  border-color: var(--text-h);
  background: var(--bg-muted);
}

/* 小按钮 */
.btn-sm { font-size: 0.80rem; padding: 7px 16px; }

/* 悬浮询价浮动按钮（移动端） */
.floating-inquiry {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  background: var(--primary);
  color: #fff;
  width: 52px; height: 52px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-lg);
  transition: var(--t);
  font-size: 1.2rem;
}
.floating-inquiry:hover {
  background: var(--primary-dk);
  transform: scale(1.08);
  box-shadow: 0 16px 48px rgba(230,57,70,0.40);
}

/* ---------- SECTION 通用 ---------- */
.section { padding: 88px 0; }
.section-light { background: var(--bg-page); }
.section-white { background: var(--bg-card); }
.section-muted  { background: var(--bg-muted); }

.section-header {
  text-align: center;
  margin-bottom: 52px;
}
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}
.section-title {
  font-family: 'Poppins', sans-serif;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 800;
  color: var(--text-h);
  margin-bottom: 12px;
  line-height: 1.15;
}
.section-desc {
  font-size: 1rem;
  color: var(--text-b);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.75;
}

/* ---------- 徽章标签 ---------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 50px;
}
.badge-red  { background: var(--primary-lt); color: var(--primary); }
.badge-orange { background: var(--accent-lt); color: var(--accent); }
.badge-gray  { background: var(--bg-muted); color: var(--text-s); }

/* ---------- 卡片系统 ---------- */
.card {
  background: var(--bg-card);
  border-radius: var(--r-lg);
  border: 1px solid var(--border);
  padding: 28px;
  transition: var(--t);
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-md);
}

/* ---------- 资质徽章 ---------- */
.cert-badge {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  background: var(--bg-card);
  border: 1.5px solid var(--border);
  border-radius: var(--r-md);
  padding: 20px 16px;
  min-width: 90px;
  transition: var(--t);
}
.cert-badge:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
  box-shadow: var(--shadow-sm);
}
.cert-icon {
  font-family: 'Poppins', sans-serif;
  font-size: 0.70rem;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: 1px;
  text-align: center;
  line-height: 1.2;
}
.cert-name {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-s);
  text-align: center;
}

/* 资质网格 */
.certs-grid {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
}

/* ---------- 数据看板 ---------- */
.stats-section {
  background: var(--bg-card);
  padding: 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.stat-card {
  padding: 40px 24px;
  text-align: center;
  border-right: 1px solid var(--border);
  transition: var(--t);
}
.stat-card:last-child { border-right: none; }
.stat-card:hover { background: var(--primary-lt); }
.stat-n {
  font-family: 'Poppins', sans-serif;
  font-size: 2.6rem;
  font-weight: 900;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 6px;
}
.stat-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-s);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ---------- 时间线 ---------- */
.timeline { position: relative; padding-left: 28px; }
.timeline::before {
  content: '';
  position: absolute;
  left: 8px; top: 8px; bottom: 8px;
  width: 2px;
  background: linear-gradient(to bottom, var(--primary), var(--accent));
  border-radius: 2px;
}
.timeline-item {
  position: relative;
  margin-bottom: 36px;
  padding: 20px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  transition: var(--t);
}
.timeline-item::before {
  content: '';
  position: absolute;
  left: -24px; top: 26px;
  width: 12px; height: 12px;
  background: var(--primary);
  border-radius: 50%;
  border: 3px solid var(--bg-page);
}
.timeline-item:hover {
  transform: translateX(4px);
  border-color: var(--primary);
  box-shadow: var(--shadow-sm);
}
.timeline-year {
  font-family: 'Poppins', sans-serif;
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 4px;
}
.timeline-title {
  font-family: 'Poppins', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-h);
  margin-bottom: 6px;
}
.timeline-desc {
  font-size: 0.88rem;
  color: var(--text-b);
  line-height: 1.7;
}

/* ---------- 表单元素 ---------- */
.form-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 36px;
}
.form-group { margin-bottom: 18px; }
.form-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-h);
  margin-bottom: 7px;
  font-family: 'Poppins', sans-serif;
}
.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 11px 14px;
  font-size: 0.92rem;
  color: var(--text-h);
  background: var(--bg-page);
  border: 1.5px solid var(--border);
  border-radius: var(--r-md);
  transition: var(--t);
  outline: none;
  font-family: 'Inter', sans-serif;
}
.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--primary);
  background: var(--bg-card);
  box-shadow: 0 0 0 3px rgba(230,57,70,0.10);
}
.form-textarea { resize: vertical; min-height: 110px; }

/* ---------- 页脚 ---------- */
.footer {
  background: var(--text-h);
  color: rgba(255,255,255,0.45);
  padding: 60px 0 32px;
  font-size: 0.88rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer-brand p { margin-top: 12px; line-height: 1.7; color: rgba(255,255,255,0.4); }
.footer-logo { height: 36px; width: auto; filter: brightness(0) invert(1); }
.footer h4 {
  font-family: 'Poppins', sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  color: rgba(255,255,255,0.6);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 16px;
}
.footer a {
  display: block;
  color: rgba(255,255,255,0.4);
  padding: 4px 0;
  transition: var(--t);
}
.footer a:hover { color: #fff; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 24px;
  font-size: 0.80rem;
  color: rgba(255,255,255,0.25);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

/* ---------- 功能卡片（Features） ---------- */
.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 32px 24px;
  transition: var(--t);
}
.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: var(--accent);
}
.feature-icon {
  width: 48px; height: 48px;
  border-radius: var(--r-md);
  background: var(--primary-lt);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
  font-size: 1.3rem;
}
.feature-card h3 {
  font-family: 'Poppins', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-h);
  margin-bottom: 8px;
}
.feature-card p { font-size: 0.88rem; color: var(--text-b); line-height: 1.7; }

/* ---------- 产品卡片 ---------- */
.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: var(--t);
}
.product-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}
.product-img-wrap {
  position: relative;
  height: 210px;
  overflow: hidden;
}
.product-img-wrap img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.product-card:hover .product-img-wrap img { transform: scale(1.04); }
.product-tag {
  position: absolute;
  top: 12px; left: 12px;
  font-size: 0.68rem;
  font-weight: 800;
  padding: 3px 10px;
  border-radius: 50px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}
.product-tag.red { background: var(--primary); color: #fff; }
.product-tag.orange { background: var(--accent); color: #fff; }
.product-tag.gray { background: var(--bg-muted); color: var(--text-s); }
.product-info { padding: 22px 20px; }
.product-cat {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 5px;
}
.product-name {
  font-family: 'Poppins', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-h);
  margin-bottom: 8px;
}
.product-desc { font-size: 0.85rem; color: var(--text-b); line-height: 1.6; margin-bottom: 16px; }
.product-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.product-price {
  font-family: 'Poppins', sans-serif;
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--primary);
}
.product-price-note {
  font-size: 0.75rem;
  color: var(--text-s);
  margin-top: 2px;
}

/* ---------- 合作伙伴/Logo墙 ---------- */
.logo-wall {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 32px;
  padding: 32px 0;
}
.logo-item {
  font-family: 'Poppins', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-s);
  padding: 12px 24px;
  border: 1.5px solid var(--border);
  border-radius: var(--r-md);
  transition: var(--t);
  letter-spacing: 0.5px;
}
.logo-item:hover {
  border-color: var(--accent);
  color: var(--text-b);
  transform: translateY(-2px);
}

/* ---------- CTA 区块 ---------- */
.cta-section {
  background: linear-gradient(135deg, var(--primary) 0%, #C1121F 100%);
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.cta-title {
  font-family: 'Poppins', sans-serif;
  font-size: clamp(1.6rem, 3.5vw, 2.6rem);
  font-weight: 900;
  color: #fff;
  margin-bottom: 14px;
  position: relative;
}
.cta-sub {
  font-size: 1rem;
  color: rgba(255,255,255,0.75);
  max-width: 520px;
  margin: 0 auto 32px;
  line-height: 1.7;
  position: relative;
}
.cta-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  position: relative;
}

/* 白底大按钮 */
.btn-white {
  background: #fff;
  color: var(--primary);
  border-color: #fff;
  font-weight: 800;
}
.btn-white:hover {
  background: var(--primary-lt);
  border-color: var(--primary-lt);
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.20);
}

/* Ghost 按钮（白底透明字） */
.btn-ghost-white {
  background: rgba(255,255,255,0.12);
  color: #fff;
  border-color: rgba(255,255,255,0.4);
  backdrop-filter: blur(8px);
}
.btn-ghost-white:hover {
  background: rgba(255,255,255,0.22);
  border-color: #fff;
}

/* ---------- 产品网格 ---------- */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

/* ----------  Marquee ---------- */
.marquee-strip {
  background: var(--primary);
  padding: 13px 0;
  overflow: hidden;
}
.marquee-inner {
  display: flex;
  gap: 40px;
  white-space: nowrap;
  animation: marquee 32s linear infinite;
  font-family: 'Poppins', sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 2px;
  color: rgba(255,255,255,0.9);
  text-transform: uppercase;
}
.marquee-item { color: rgba(255,255,255,0.9); }
@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ---------- 流程条 ---------- */
.step-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 28px 24px;
  position: relative;
  transition: var(--t);
}
.step-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--accent);
}
.step-num {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  font-family: 'Poppins', sans-serif;
  font-size: 0.9rem;
  font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 14px;
}
.step-title {
  font-family: 'Poppins', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-h);
  margin-bottom: 6px;
}
.step-desc { font-size: 0.85rem; color: var(--text-b); line-height: 1.65; }

/* ---------- 响应式断点 ---------- */
@media (max-width: 1024px) {
  .container { padding: 0 24px; }
  .header-inner { padding: 0 24px; gap: 24px; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}

@media (max-width: 768px) {
  .container { padding: 0 16px; }
  .header-inner { padding: 0 16px; gap: 16px; }
  /* 移动端隐藏导航，汉堡菜单 */
  .nav { display: none; }
  .mobile-nav-open .nav {
    display: flex;
    flex-direction: column;
    position: fixed;
    inset: 0;
    top: 68px;
    background: var(--bg-card);
    padding: 24px;
    gap: 8px;
    z-index: 199;
    box-shadow: var(--shadow-lg);
  }
  .mobile-nav-open .nav .nav-link { font-size: 1.1rem; padding: 14px 16px; }
  .hamburger {
    display: flex !important;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 8px;
    margin-left: auto;
  }
  .hamburger span {
    display: block;
    width: 22px; height: 2px;
    background: var(--text-h);
    border-radius: 2px;
    transition: var(--t);
  }
  .header-actions .lang { display: none; }
  .features-grid { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-card { padding: 28px 16px; }
  .stat-n { font-size: 2rem; }
  .grid-2 { grid-template-columns: 1fr; gap: 40px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .section { padding: 64px 0; }
  .floating-inquiry { bottom: 16px; right: 16px; width: 48px; height: 48px; }
}

@media (max-width: 480px) {
  .container { padding: 0 12px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .cta-actions { flex-direction: column; align-items: center; }
}

/* Hamburger hidden by default on desktop */
.hamburger { display: none; }

/* ---------- 工具类 ---------- */
.text-center { text-align: center; }
.text-left   { text-align: left; }
.text-primary { color: var(--primary); }
.text-accent  { color: var(--accent); }
.text-h { color: var(--text-h); }
.text-b { color: var(--text-b); }
.text-s { color: var(--text-s); }
.fw-700 { font-weight: 700; }
.fw-800 { font-weight: 800; }
.mt-4  { margin-top: 4px; }
.mt-8  { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mb-8  { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }
.gap-8  { gap: 8px; }
.gap-16 { gap: 16px; }
.gap-24 { gap: 24px; }
.d-flex { display: flex; }
.d-grid { display: grid; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.flex-wrap { flex-wrap: wrap; }
.w-full { width: 100%; }

/* 页面SEO区块 */
.seo-section {
  background: var(--bg-muted);
  border-radius: var(--r-lg);
  padding: 32px;
  margin-top: 40px;
}
.seo-section h3 {
  font-family: 'Poppins', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-h);
  margin-bottom: 12px;
}
.seo-section p {
  font-size: 0.88rem;
  color: var(--text-b);
  line-height: 1.8;
}

/* 面包屑 */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--text-s);
  margin-bottom: 32px;
}
.breadcrumb a { color: var(--text-s); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb span { color: var(--border-md); }

/* 价格标签 */
.price-tag {
  display: inline-flex;
  align-items: baseline;
  gap: 4px;
  font-family: 'Poppins', sans-serif;
  font-weight: 800;
  color: var(--primary);
}
.price-tag .big { font-size: 1.4rem; }
.price-tag .unit { font-size: 0.82rem; font-weight: 600; color: var(--text-s); }

/* 评分星星 */
.stars { color: #FFB800; font-size: 0.85rem; letter-spacing: 1px; }

/* 分页 */
.pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 48px;
}
.pg-btn {
  width: 40px; height: 40px;
  border-radius: var(--r-sm);
  border: 1.5px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-b);
  transition: var(--t);
  cursor: pointer;
  background: var(--bg-card);
}
.pg-btn:hover, .pg-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}