/* ============================================
   艾贝猫猫砂 - 主样式表
   品牌色: 暖橙 + 深棕 + 自然绿
   ============================================ */

:root {
  --primary: #E8772E;
  --primary-dark: #C45D1E;
  --primary-light: #FFF0E5;
  --secondary: #3D2B1F;
  --accent: #4CAF50;
  --accent-light: #E8F5E9;
  --bg: #FFFBF7;
  --bg-alt: #FAF3ED;
  --text: #2D2D2D;
  --text-light: #6B6B6B;
  --text-lighter: #999;
  --white: #FFFFFF;
  --border: #E8DDD5;
  --shadow: 0 2px 20px rgba(61, 43, 31, 0.08);
  --shadow-lg: 0 8px 40px rgba(61, 43, 31, 0.12);
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 20px;
  --transition: all 0.3s ease;
  --max-width: 1200px;
  --font-heading: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
  --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;

  /* 字号阶梯 (Type Scale 1.2) */
  --fs-display: clamp(2.5rem, 5vw, 3.25rem);
  --fs-h1: clamp(2rem, 3.5vw, 2.75rem);
  --fs-h2: clamp(1.75rem, 2.5vw, 2.25rem);
  --fs-h3: clamp(1.2rem, 1.5vw, 1.375rem);
  --fs-h4: 1.125rem;
  --fs-body: 0.9375rem;
  --fs-body-sm: 0.875rem;
  --fs-caption: 0.8125rem;
  --fs-tiny: 0.75rem;

  /* 行高 */
  --lh-heading: 1.2;
  --lh-body: 1.75;
  --lh-compact: 1.55;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

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

body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  line-height: var(--lh-body);
  -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }

/* ===== 导航栏 ===== */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}
.navbar.scrolled { box-shadow: var(--shadow); }

.nav-inner {
  max-width: var(--max-width); margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 24px; height: 72px;
}

.logo { display: flex; align-items: center; gap: 10px; }
.logo img { height: 40px; }
.logo span { font-size: var(--fs-h3); font-weight: 700; color: var(--secondary); font-family: var(--font-heading); }

.nav-links { display: flex; gap: 32px; align-items: center; }
.nav-links a { font-size: var(--fs-body-sm); color: var(--text); position: relative; padding: 4px 0; }
.nav-links a::after {
  content: ''; position: absolute; bottom: 0; left: 0; width: 0; height: 2px;
  background: var(--primary); transition: width 0.3s;
}
.nav-links a:hover { color: var(--primary); }
.nav-links a:hover::after { width: 100%; }
.nav-links a.active { color: var(--primary); font-weight: 600; }
.nav-links a.active::after { width: 100%; }

.nav-cta {
  background: var(--primary); color: var(--white) !important;
  padding: 10px 24px !important; border-radius: 50px; font-weight: 600;
  transition: var(--transition);
}
.nav-cta:hover { background: var(--primary-dark); transform: translateY(-1px); }
.nav-cta::after { display: none !important; }

.menu-toggle {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 8px;
}
.menu-toggle span {
  display: block; width: 24px; height: 2px;
  background: var(--secondary); transition: var(--transition);
}

/* ===== Hero区域 ===== */
.hero {
  margin-top: 72px; position: relative;
  background: linear-gradient(135deg, #FFF5EC 0%, #FFE8D6 30%, #FFFBF7 70%, #F0F7F0 100%);
  min-height: 600px; display: flex; align-items: center;
  overflow: hidden;
}
.hero-inner {
  max-width: var(--max-width); margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1fr; gap: 60px;
  align-items: center; padding: 80px 24px;
}
.hero-text h1 {
  font-size: var(--fs-display); font-weight: 800; line-height: var(--lh-heading);
  color: var(--secondary); font-family: var(--font-heading);
  margin-bottom: 20px; letter-spacing: -0.02em;
}
.hero-text h1 .highlight { color: var(--primary); }
.hero-text p {
  font-size: var(--fs-h4); color: var(--text-light); margin-bottom: 32px; max-width: 520px;
}
.hero-tags { display: flex; align-items: center; gap: 8px; margin-bottom: 16px; flex-wrap: wrap; }
.hero-btns { display: flex; gap: 16px; flex-wrap: wrap; }
.btn { display: inline-block; padding: 14px 36px; border-radius: 50px; font-size: var(--fs-body); font-weight: 600; cursor: pointer; transition: var(--transition); border: none; text-align: center; }
.btn-primary { background: var(--primary); color: var(--white); }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(232, 119, 46, 0.3); }
.btn-outline { background: transparent; color: var(--primary); border: 2px solid var(--primary); }
.btn-outline:hover { background: var(--primary); color: var(--white); }
.btn-white { background: var(--white); color: var(--primary); box-shadow: var(--shadow); }
.btn-white:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }

.hero-img { position: relative; }
.hero-img img { border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); }
.hero-badge {
  position: absolute; bottom: -20px; left: -20px;
  background: var(--white); border-radius: var(--radius);
  padding: 16px 24px; box-shadow: var(--shadow);
  display: flex; align-items: center; gap: 12px;
}
.hero-badge .icon { font-size: 32px; }
.hero-badge .num { font-size: 28px; font-weight: 800; color: var(--primary); }
.hero-badge .label { font-size: var(--fs-caption); color: var(--text-light); }

/* ===== 通用区块 ===== */
.section {
  padding: 100px 24px;
}
.section-inner {
  max-width: var(--max-width); margin: 0 auto;
}
.section-alt { background: var(--bg-alt); }

.section-header {
  text-align: center; margin-bottom: 60px;
}
.section-header h2 {
  font-size: var(--fs-h2); font-weight: 700; color: var(--secondary);
  font-family: var(--font-heading); margin-bottom: 16px;
  letter-spacing: -0.01em;
}
.section-header p {
  font-size: var(--fs-body); color: var(--text-light); max-width: 640px; margin: 0 auto;
}
.section-tag {
  display: inline-block; background: var(--primary-light);
  color: var(--primary); font-size: var(--fs-caption); font-weight: 600;
  padding: 6px 16px; border-radius: 50px; margin-bottom: 16px;
}

/* 表格定位标签 */
.tag {
  display: inline-block; font-size: 12px; font-weight: 600;
  padding: 2px 10px; border-radius: 4px; white-space: nowrap;
}
.tag-primary { background: #FFF3E8; color: var(--primary); }
.tag-accent { background: #F5EDE7; color: #8B6914; }
.tag-green { background: #E8F5E9; color: #2E7D32; }

/* ===== 特点卡片 ===== */
.features-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
}
.feature-card {
  background: var(--white); border-radius: var(--radius);
  padding: 32px 24px; box-shadow: var(--shadow);
  transition: var(--transition); text-align: center;
}
.feature-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.feature-card .icon { font-size: 40px; margin-bottom: 16px; }
.feature-card h3 { font-size: var(--fs-h3); font-weight: 700; margin-bottom: 8px; color: var(--secondary); }
.feature-card p { font-size: var(--fs-body-sm); color: var(--text-light); line-height: var(--lh-compact); }

/* ===== 产品网格 ===== */
.products-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
}
.product-card {
  background: var(--white); border-radius: var(--radius);
  overflow: hidden; box-shadow: var(--shadow); transition: var(--transition);
}
.product-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.product-card img { width: 100%; height: 280px; object-fit: cover; }
.product-info { padding: 24px; }
.product-info h3 { font-size: var(--fs-h3); font-weight: 700; color: var(--secondary); margin-bottom: 8px; }
.product-info .tag { display: inline-block; background: var(--accent-light); color: var(--accent); font-size: var(--fs-caption); padding: 4px 12px; border-radius: 50px; margin-bottom: 12px; }
.product-info p { font-size: var(--fs-body-sm); color: var(--text-light); line-height: var(--lh-compact); }

/* ===== 统计数字 ===== */
.stats-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
}
.stat-card {
  text-align: center; padding: 36px 24px;
  background: var(--white); border-radius: var(--radius); box-shadow: var(--shadow);
}
.stat-card .num { font-size: 42px; font-weight: 800; color: var(--primary); font-family: var(--font-heading); }
.stat-card .unit { font-size: 18px; font-weight: 600; color: var(--primary); }
.stat-card .label { font-size: var(--fs-body-sm); color: var(--text-light); margin-top: 8px; }

/* ===== 加盟优势 ===== */
.advantages-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
}
.advantage-card {
  background: var(--white); border-radius: var(--radius);
  padding: 36px 28px; box-shadow: var(--shadow); transition: var(--transition);
  border-left: 4px solid var(--primary);
}
.advantage-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.advantage-card h3 { font-size: var(--fs-h3); font-weight: 700; color: var(--secondary); margin-bottom: 12px; }
.advantage-card p { font-size: var(--fs-body-sm); color: var(--text-light); line-height: var(--lh-body); }

/* ===== CTA区块 ===== */
.cta-section {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  text-align: center; padding: 80px 24px;
}
.cta-section h2 { font-size: var(--fs-h2); color: var(--white); font-weight: 700; margin-bottom: 16px; }
.cta-section p { font-size: var(--fs-body); color: rgba(255,255,255,0.85); margin-bottom: 36px; }
.cta-section .btn-white { font-size: var(--fs-h4); padding: 16px 48px; }

/* ===== 流程步骤 ===== */
.steps {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px;
  position: relative;
}
.step-card {
  text-align: center; padding: 36px 20px;
  background: var(--white); border-radius: var(--radius);
  box-shadow: var(--shadow); position: relative;
}
.step-num {
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--primary); color: var(--white);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; font-weight: 800; margin: 0 auto 16px;
}
.step-card h3 { font-size: var(--fs-h4); font-weight: 700; color: var(--secondary); margin-bottom: 8px; }
.step-card p { font-size: var(--fs-body-sm); color: var(--text-light); }

/* ===== 对比表格 ===== */
.compare-table {
  width: 100%; border-collapse: collapse; margin-top: 24px;
  background: var(--white); border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow);
}
.compare-table th {
  background: var(--secondary); color: var(--white);
  padding: 16px 24px; text-align: left; font-size: var(--fs-body-sm); font-weight: 600;
}
.compare-table td {
  padding: 14px 24px; border-bottom: 1px solid var(--border); font-size: var(--fs-body-sm);
}
.compare-table tr:last-child td { border-bottom: none; }
.compare-table .highlight-row { background: var(--primary-light); }
.compare-table .check { color: var(--accent); font-weight: 700; }

/* ===== 联系表单 ===== */
.contact-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 60px;
}
.contact-info h3 { font-size: var(--fs-h3); font-weight: 700; color: var(--secondary); margin-bottom: 16px; }
.contact-item { display: flex; align-items: flex-start; gap: 12px; margin-bottom: 20px; }
.contact-item .icon { font-size: 24px; flex-shrink: 0; }
.contact-item .label { font-size: var(--fs-caption); color: var(--text-lighter); }
.contact-item .val { font-size: var(--fs-body); color: var(--text); font-weight: 500; }

.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: var(--fs-body-sm); font-weight: 600; color: var(--secondary); margin-bottom: 6px; }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%; padding: 12px 16px; border: 2px solid var(--border);
  border-radius: var(--radius-sm); font-size: var(--fs-body); font-family: var(--font-body);
  transition: var(--transition); background: var(--white);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-light);
}
.form-group textarea { resize: vertical; min-height: 120px; }

/* ===== 页脚 ===== */
.footer {
  background: var(--secondary); color: rgba(255,255,255,0.7);
  padding: 60px 24px 30px;
}
.footer-inner {
  max-width: var(--max-width); margin: 0 auto;
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px;
}
.footer-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.footer-logo img { height: 36px; filter: brightness(0) invert(1); }
.footer-logo span { font-size: var(--fs-h4); font-weight: 700; color: var(--white); }
.footer-desc { font-size: var(--fs-body-sm); line-height: var(--lh-body); margin-bottom: 16px; }
.footer h4 { font-size: var(--fs-body); font-weight: 700; color: var(--white); margin-bottom: 16px; }
.footer a { font-size: var(--fs-body-sm); display: block; margin-bottom: 10px; transition: var(--transition); }
.footer a:hover { color: var(--primary); }
.footer-bottom {
  max-width: var(--max-width); margin: 40px auto 0; padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.1); text-align: center;
  font-size: var(--fs-caption);
}

/* ===== 首页新模块 ===== */

/* Hero 三大数字 */
.hero-stats-row {
  display: flex; gap: 32px; margin-top: 36px; flex-wrap: wrap;
}
.hero-stat-item {
  display: flex; align-items: center; gap: 8px;
}
.hero-stat-item .big-num {
  font-size: 32px; font-weight: 800; color: var(--primary); font-family: var(--font-heading);
}
.hero-stat-item .big-unit {
  font-size: var(--fs-body-sm); color: var(--primary); font-weight: 600;
}
.hero-stat-item .desc {
  font-size: var(--fs-body-sm); color: var(--text-light); margin-left: 4px;
}

/* 最新活动公告 */
.activity-bar {
  background: #FFF3E8;
  padding: 0;
  color: var(--text);
}
.activity-bar-inner {
  max-width: var(--max-width); margin: 0 auto;
  padding: 28px 20px;
  text-align: center;
}
.activity-label {
  display: inline-block;
  background: rgba(255,255,255,0.2);
  border: 1px solid rgba(255,255,255,0.4);
  padding: 3px 14px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1px;
  margin-bottom: 10px;
}
.activity-line1 {
  font-size: 44px; font-weight: 800; margin-bottom: 2px;
  line-height: 1.3;
  color: var(--primary);
}
.activity-line2 {
  font-size: 20px; font-weight: 700; margin-bottom: 2px;
  line-height: 1.3;
}
.activity-line3 {
  font-size: 18px; font-weight: 600; margin-bottom: 8px;
  line-height: 1.3;
}
.activity-phone {
  font-size: 22px; font-weight: 800;
  color: var(--primary);
}

/* 品牌优势条 */
.value-bar {
  background: var(--bg);
  padding: 0;
}
.value-bar-inner {
  max-width: var(--max-width); margin: 0 auto;
  display: grid; grid-template-columns: repeat(5, 1fr);
}
.value-item {
  padding: 28px 20px; text-align: center;
  border-right: 1px solid var(--border);
  transition: var(--transition);
}
.value-item:last-child { border-right: none; }
.value-item:hover { background: var(--bg-alt); }
.value-item .v-icon { font-size: 28px; margin-bottom: 8px; }
.value-item .v-title { font-size: var(--fs-body); font-weight: 700; color: var(--text); margin-bottom: 4px; }
.value-item .v-sub { font-size: var(--fs-caption); color: var(--text-light); }

/* 三大业务卡片 V2 */
.business-cards-v2 {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.biz-card-v2 {
  background: var(--white); border-radius: var(--radius-lg);
  box-shadow: var(--shadow); overflow: hidden;
  transition: var(--transition);
}
.biz-card-v2:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.biz-v2-header {
  padding: 32px 28px 24px; text-align: center; color: var(--white);
  position: relative;
}
.biz-v2-header.orange { background: linear-gradient(135deg, #E8772E 0%, #F0963D 100%); }
.biz-v2-header.brown { background: linear-gradient(135deg, #3D2B1F 0%, #5C4033 100%); }
.biz-v2-header.green { background: linear-gradient(135deg, #4CAF50 0%, #66BB6A 100%); }
.biz-v2-icon { font-size: 36px; margin-bottom: 8px; }
.biz-v2-header h3 { font-size: var(--fs-h3); font-weight: 700; margin-bottom: 12px; }
.biz-v2-highlight {
  display: inline-block; background: rgba(255,255,255,0.25);
  padding: 4px 16px; border-radius: 50px; font-size: var(--fs-body); font-weight: 700;
}
.biz-v2-points {
  list-style: none; padding: 24px 28px 16px;
}
.biz-v2-points li {
  padding: 10px 0; font-size: var(--fs-body-sm); color: var(--text);
  border-bottom: 1px solid var(--border); display: flex; align-items: center; gap: 8px;
}
.biz-v2-points li::before {
  content: '✓'; color: var(--accent); font-weight: 700; font-size: 14px; flex-shrink: 0;
}
.biz-v2-points li:last-child { border-bottom: none; }
.biz-v2-cta {
  display: block; text-align: center; margin: 0 28px 28px;
  padding: 14px 24px; border-radius: 50px; font-size: var(--fs-body); font-weight: 700;
  transition: var(--transition);
}
.biz-v2-cta.orange-cta { background: var(--primary-light); color: var(--primary); }
.biz-v2-cta.orange-cta:hover { background: var(--primary); color: var(--white); }
.biz-v2-cta.brown-cta { background: #EDE7E3; color: var(--secondary); }
.biz-v2-cta.brown-cta:hover { background: var(--secondary); color: var(--white); }
.biz-v2-cta.green-cta { background: var(--accent-light); color: var(--accent); }
.biz-v2-cta.green-cta:hover { background: var(--accent); color: var(--white); }

/* 加盟盈利测算 */
.profit-calc {
  background: var(--white); border-radius: var(--radius-lg);
  padding: 48px; box-shadow: var(--shadow);
}
.profit-header { text-align: center; margin-bottom: 16px; }
.profit-summary {
  font-size: 20px; font-weight: 700; color: var(--secondary);
  margin-top: 16px;
}
.profit-guarantee { text-align: center; margin-bottom: 32px; }
.guarantee-badge {
  display: inline-block; background: var(--primary-light);
  color: var(--primary); font-weight: 700; font-size: var(--fs-body-sm);
  padding: 6px 20px; border-radius: 50px;
}
.profit-bars {
  display: flex; align-items: flex-end; justify-content: center;
  gap: 20px; max-width: 700px; margin: 0 auto;
}
.profit-bar {
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  flex: 1; max-width: 120px;
}
.profit-bar .bar-label {
  font-size: 22px; font-weight: 800; color: var(--secondary);
  display: flex; align-items: baseline; gap: 2px;
}
.profit-bar .bar-label span { font-size: var(--fs-tiny); font-weight: 500; color: var(--text-light); }
.profit-bar .bar-fill {
  width: 80px; border-radius: 8px 8px 0 0;
}
.profit-bar .bar-name {
  font-size: var(--fs-caption); color: var(--text-light); font-weight: 600;
  text-align: center; line-height: 1.3;
}
.profit-arrow {
  font-size: 24px; color: var(--text-lighter);
  align-self: center; padding-bottom: 40px;
}

/* 加盟扶持六大赋能 */
.support-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.support-card {
  background: var(--white); border-radius: var(--radius);
  padding: 32px 24px; box-shadow: var(--shadow);
  transition: var(--transition); text-align: center;
  border-top: 3px solid var(--primary);
}
.support-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.support-card .support-icon { font-size: 36px; margin-bottom: 12px; }
.support-card h4 { font-size: var(--fs-body); font-weight: 700; color: var(--secondary); margin-bottom: 8px; }
.support-card p { font-size: var(--fs-body-sm); color: var(--text-light); line-height: var(--lh-compact); }

/* OEM宣传区 */
.oem-promo {
  display: grid; grid-template-columns: 1fr 1fr; gap: 60px;
  align-items: center;
}
.oem-slogan {
  font-size: var(--fs-h1); font-weight: 800; color: var(--secondary);
  margin: 12px 0 8px; font-family: var(--font-heading);
}
.oem-subtitle {
  font-size: var(--fs-body); color: var(--text-light); margin-bottom: 24px;
}
.oem-highlight-card {
  background: var(--white); border: 2px solid var(--primary);
  border-radius: var(--radius); padding: 28px;
}
.oem-hl-title {
  font-size: 20px; font-weight: 700; color: var(--secondary);
  margin-bottom: 12px;
}
.oem-min-order {
  display: inline-block; background: var(--primary-light);
  color: var(--primary); font-size: 14px; font-weight: 700;
  padding: 2px 14px; border-radius: 50px; margin-left: 8px;
}
.oem-hl-specs {
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
  font-size: var(--fs-body); font-weight: 700; color: var(--primary);
  margin-bottom: 16px;
}
.oem-hl-specs .spec-dot { color: var(--border); }
.oem-hl-list { list-style: none; }
.oem-hl-list li {
  padding: 6px 0; font-size: var(--fs-body-sm); color: var(--text);
  display: flex; align-items: center; gap: 8px;
}
.oem-hl-list li::before { content: '✓'; color: var(--accent); font-weight: 700; }

/* 产品标签行 */
.product-tagline {
  font-size: var(--fs-body); color: var(--accent); font-weight: 600;
  margin-top: 4px;
}

/* 价格等级扩展 */
.price-tier.budget { background: #F5F5F5; color: #888; }

/* 周边产品行 */
.surround-row {
  display: flex; align-items: center; gap: 24px;
  margin-top: 32px; padding: 24px 32px;
  background: var(--white); border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.surround-label {
  font-size: var(--fs-body); font-weight: 700; color: var(--white);
  background: #7B1FA2; padding: 8px 20px; border-radius: 50px;
  flex-shrink: 0;
}
.surround-items {
  display: flex; gap: 32px; flex-wrap: wrap;
}
.surround-item {
  display: flex; flex-direction: column; align-items: center; gap: 8px;
}
.surround-item img {
  width: 60px; height: 60px; border-radius: var(--radius-sm);
  object-fit: cover; box-shadow: var(--shadow);
}
.surround-item span {
  font-size: var(--fs-caption); color: var(--text-light); font-weight: 600;
}

/* CTA标语 */
.cta-tagline {
  font-size: var(--fs-body-sm); color: rgba(255,255,255,0.8);
  font-weight: 600; letter-spacing: 1px; margin-bottom: 12px;
}

/* ===== 三卡片入口（新版）===== */
.three-cards {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.entry-card {
  background: var(--white); border-radius: var(--radius-lg);
  padding: 40px 32px; text-align: center;
  box-shadow: var(--shadow); transition: var(--transition);
  border: 1px solid var(--border);
}
.entry-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.entry-icon { font-size: 42px; margin-bottom: 16px; }
.entry-card h3 { font-size: var(--fs-h3); font-weight: 700; color: var(--secondary); margin-bottom: 10px; }
.entry-tags {
  font-size: var(--fs-body-sm); color: var(--primary); font-weight: 600;
  margin-bottom: 10px;
}
.entry-card p { font-size: var(--fs-body-sm); color: var(--text-light); margin-bottom: 20px; }
.entry-link {
  display: inline-block; font-size: var(--fs-body); font-weight: 700;
  padding: 10px 28px; border-radius: 50px; transition: var(--transition);
}
.entry-link.link-orange { background: var(--primary-light); color: var(--primary); }
.entry-link.link-orange:hover { background: var(--primary); color: var(--white); }
.entry-link.link-green { background: var(--accent-light); color: var(--accent); }
.entry-link.link-green:hover { background: var(--accent); color: var(--white); }
.entry-link.link-brown { background: #EDE7E3; color: var(--secondary); }
.entry-link.link-brown:hover { background: var(--secondary); color: var(--white); }

/* ===== 产品矩阵介绍行 ===== */
.product-matrix-intro {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  font-size: var(--fs-body); font-weight: 600; color: var(--accent);
  margin-top: 8px; flex-wrap: wrap;
}
.product-matrix-intro .intro-dot {
  color: var(--text-lighter); font-weight: 400;
}

/* ===== 加盟详情 V2 ===== */
.franchise-v2 {
  max-width: 800px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1fr; gap: 40px;
  align-items: start;
}
.franchise-v2-points {
  display: flex; flex-direction: column; gap: 14px;
}
.fv2-point {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 14px 18px; background: var(--bg-alt); border-radius: var(--radius);
}
.fv2-icon { font-size: 20px; flex-shrink: 0; margin-top: 1px; }
.fv2-text { font-size: var(--fs-body); color: var(--text); line-height: var(--lh-compact); }
.fv2-text strong { color: var(--secondary); }
.fv2-profit {
  background: var(--white); border-radius: var(--radius-lg);
  padding: 32px; box-shadow: var(--shadow); text-align: center;
  border: 2px solid var(--primary-light);
}
.fv2-profit-header { margin-bottom: 20px; }
.guarantee-badge-v2 {
  display: inline-block; background: var(--primary);
  color: var(--white); font-size: var(--fs-body-sm); font-weight: 700;
  padding: 8px 24px; border-radius: 50px;
}
.fv2-profit-stats {
  display: flex; justify-content: center; gap: 40px;
}
.fv2-stat {
  text-align: center;
}
.fv2-stat-num {
  font-size: 36px; font-weight: 800; color: var(--primary);
  font-family: var(--font-heading); display: flex; align-items: baseline; justify-content: center; gap: 2px;
}
.fv2-stat-num span { font-size: var(--fs-body); font-weight: 600; color: var(--text-light); }
.fv2-stat-label { font-size: var(--fs-body-sm); font-weight: 600; color: var(--secondary); margin-top: 2px; }
.fv2-stat-desc { font-size: var(--fs-caption); color: var(--text-lighter); margin-top: 2px; }

/* ===== OEM详情 V2 ===== */
.oem-v2 {
  max-width: 700px; margin: 0 auto; text-align: center;
}
.oem-v2-benefits {
  display: flex; flex-direction: column; gap: 14px;
  margin-bottom: 28px; text-align: left; max-width: 520px; margin-left: auto; margin-right: auto;
}
.oem-v2-benefit {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: var(--fs-body); color: var(--text); line-height: var(--lh-compact);
}
.oem-v2-benefit strong { color: var(--primary); }
.ov2-check {
  color: var(--accent); font-weight: 700; font-size: 16px;
  flex-shrink: 0; margin-top: 1px;
}
.oem-v2-specs {
  display: flex; justify-content: center; gap: 16px;
  flex-wrap: wrap; margin-bottom: 24px;
}
.oem-v2-spec {
  background: var(--white); border: 2px solid var(--primary);
  border-radius: var(--radius); padding: 16px 24px;
  text-align: center; min-width: 100px;
}
.ov2-spec-val {
  font-size: 22px; font-weight: 800; color: var(--primary);
  font-family: var(--font-heading);
}
.ov2-spec-label {
  font-size: var(--fs-tiny); color: var(--text-light); margin-top: 2px;
}

/* ===== 门店实拍 V2 ===== */
.store-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.store-card {
  border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: var(--shadow); transition: var(--transition);
}
.store-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.store-img-wrap {
  position: relative; overflow: hidden;
  aspect-ratio: 4/3;
}
.store-img-wrap img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.5s;
}
.store-card:hover .store-img-wrap img { transform: scale(1.05); }
.store-label {
  position: absolute; bottom: 12px; left: 12px;
  background: rgba(0,0,0,0.65); color: var(--white);
  font-size: var(--fs-caption); font-weight: 600; padding: 4px 14px;
  border-radius: 50px;
}

/* ===== 工厂标签 V2 ===== */
.factory-v2-tags {
  display: flex; flex-wrap: wrap; gap: 12px; justify-content: center;
  margin-top: 28px;
}
.fv2-tag {
  display: flex; align-items: center; gap: 8px;
  background: var(--white); border-radius: 50px;
  padding: 10px 22px; font-size: var(--fs-body-sm); font-weight: 600;
  box-shadow: var(--shadow); color: var(--secondary);
}
.fv2-tag-icon { font-size: 16px; }

/* 产品展示-带价格 */
.product-matrix { margin-bottom: 40px; }
.product-matrix-header {
  display: flex; align-items: center; gap: 40px; margin-bottom: 40px;
}
.product-matrix-header .highlights {
  display: flex; gap: 20px; flex-wrap: wrap;
  font-size: var(--fs-body-sm); color: var(--accent); font-weight: 600;
}
.product-matrix-header .highlights span {
  background: var(--accent-light); padding: 6px 16px;
  border-radius: 50px;
}
.product-price-grid {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px;
}
.price-card {
  background: var(--white); border-radius: var(--radius);
  overflow: hidden; box-shadow: var(--shadow); transition: var(--transition);
  text-align: center;
}
.price-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.price-card img { width: 100%; height: 180px; object-fit: cover; }
.price-card .price-body { padding: 20px 16px; }
.price-card h4 { font-size: var(--fs-body); font-weight: 700; color: var(--secondary); margin-bottom: 4px; }
.price-card .price-sub { font-size: var(--fs-tiny); color: var(--text-lighter); margin-bottom: 8px; }
.price-card .price-val { font-size: 20px; font-weight: 800; color: var(--primary); }
.price-card .price-unit { font-size: var(--fs-caption); font-weight: 500; color: var(--text-light); }
.price-card .price-val.small { font-size: 16px; }
.price-card .price-tier {
  display: inline-block; font-size: 11px; padding: 3px 10px;
  border-radius: 50px; margin-top: 6px; font-weight: 600;
}
.price-tier.mid-high { background: #FFF0E5; color: var(--primary); }
.price-tier.mid-low { background: #E8F5E9; color: var(--accent); }
.price-tier.mineral { background: #FFF3E0; color: #E65100; }
.price-tier.surround { background: #F3E5F5; color: #7B1FA2; }

/* 加盟详情区 */
.franchise-detail {
  display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center;
}
.franchise-points { display: flex; flex-direction: column; gap: 16px; }
.franchise-point {
  display: flex; align-items: flex-start; gap: 14px;
  padding: 16px 20px; background: var(--white); border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.franchise-point .fp-icon {
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--primary-light); color: var(--primary);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; flex-shrink: 0;
}
.franchise-point h4 { font-size: var(--fs-body); font-weight: 700; color: var(--secondary); margin-bottom: 2px; }
.franchise-point p { font-size: var(--fs-caption); color: var(--text-light); }
.franchise-hero-text {
  font-size: var(--fs-h1); font-weight: 700; color: var(--secondary);
  line-height: var(--lh-heading); margin-bottom: 8px;
}
.franchise-hero-text .hl { color: var(--primary); }

/* OEM详情区 */
.oem-benefits { display: flex; flex-direction: column; gap: 14px; margin-bottom: 28px; }
.oem-benefit {
  display: flex; align-items: center; gap: 12px;
  font-size: var(--fs-body); color: var(--secondary); font-weight: 500;
}
.oem-benefit .check { color: var(--accent); font-weight: 700; font-size: 16px; }
.oem-specs {
  display: flex; gap: 16px; flex-wrap: wrap;
}
.oem-spec-badge {
  background: var(--white); border: 2px solid var(--primary);
  border-radius: var(--radius); padding: 12px 20px;
  text-align: center; min-width: 110px;
}
.oem-spec-badge .spec-val {
  font-size: 22px; font-weight: 800; color: var(--primary);
}
.oem-spec-badge .spec-label {
  font-size: var(--fs-tiny); color: var(--text-light); margin-top: 2px;
}

/* 工厂实拍区 */
.factory-gallery {
  display: grid; grid-template-columns: 1.5fr 1fr; gap: 20px;
}
.factory-gallery .main-img {
  border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.factory-gallery .main-img img { width: 100%; height: 400px; object-fit: cover; }
.factory-gallery .side-imgs {
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
}
.factory-gallery .side-imgs img {
  border-radius: var(--radius); box-shadow: var(--shadow);
  width: 100%; height: 100%; object-fit: cover; min-height: 190px;
}
.factory-features {
  display: flex; gap: 16px; flex-wrap: wrap; margin-top: 24px;
}
.factory-feature-tag {
  background: var(--white); border-radius: 50px;
  padding: 8px 20px; font-size: var(--fs-caption); font-weight: 600;
  box-shadow: var(--shadow); color: var(--secondary);
}
.factory-feature-tag.cta-tag {
  background: var(--primary); color: var(--white);
}

/* 首页专用大CTA按钮 */
.btn-lg {
  padding: 18px 48px; font-size: var(--fs-h4); font-weight: 700;
}

/* ===== 面包屑 ===== */
.breadcrumb {
  margin-top: 72px; padding: 16px 24px;
  background: var(--bg-alt); font-size: var(--fs-body-sm); color: var(--text-light);
}
.breadcrumb a { color: var(--primary); }
.breadcrumb span { margin: 0 8px; }

/* ===== 页面通用Banner ===== */
.page-banner {
  margin-top: 72px; padding: 80px 24px;
  background: linear-gradient(135deg, #FFF5EC 0%, #FFE8D6 50%, #FFFBF7 100%);
  text-align: center;
}
.page-banner h1 { font-size: var(--fs-h1); font-weight: 800; color: var(--secondary); margin-bottom: 16px; font-family: var(--font-heading); letter-spacing: -0.01em; }
.page-banner p { font-size: var(--fs-body); color: var(--text-light); max-width: 640px; margin: 0 auto; }

/* ===== 弹窗 ===== */
.modal-overlay {
  display: none; position: fixed; inset: 0; z-index: 9999;
  background: rgba(0,0,0,0.5); align-items: center; justify-content: center;
}
.modal-overlay.active { display: flex; }
.modal {
  background: var(--white); border-radius: var(--radius-lg);
  padding: 40px; max-width: 480px; width: 90%;
  position: relative; box-shadow: 0 20px 60px rgba(0,0,0,0.2);
}
.modal h3 { font-size: var(--fs-h3); font-weight: 700; color: var(--secondary); margin-bottom: 8px; }
.modal p { font-size: var(--fs-body-sm); color: var(--text-light); margin-bottom: 24px; }
.modal-close {
  position: absolute; top: 16px; right: 16px;
  background: none; border: none; font-size: 24px; cursor: pointer;
  color: var(--text-lighter); transition: var(--transition);
}
.modal-close:hover { color: var(--text); }
.modal .form-group { margin-bottom: 16px; }
.modal .btn { width: 100%; }

/* ===== 产业园鸟瞰 ===== */
.aerial-section {
  position: relative; overflow: hidden;
  height: 500px; display: flex; align-items: center; justify-content: center;
}
.aerial-bg {
  position: absolute; inset: 0;
}
.aerial-bg img {
  width: 100%; height: 100%; object-fit: cover;
  filter: brightness(0.55);
}
.aerial-overlay {
  position: relative; z-index: 1; text-align: center;
}
.aerial-content h2 {
  font-size: var(--fs-h1); font-weight: 800; color: var(--white);
  font-family: var(--font-heading); margin-bottom: 12px;
}
.aerial-content p {
  font-size: var(--fs-h4); color: rgba(255,255,255,0.85);
}

/* ===== 车间实景 ===== */
.workshop-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
}
.workshop-item {
  border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: var(--shadow); transition: var(--transition);
  position: relative;
}
.workshop-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.workshop-item img {
  width: 100%; height: 240px; object-fit: cover;
  transition: transform 0.5s;
}
.workshop-item:hover img { transform: scale(1.05); }
.workshop-label {
  position: absolute; bottom: 0; left: 0; right: 0;
  background: linear-gradient(transparent, rgba(0,0,0,0.7));
  color: var(--white); font-size: var(--fs-body-sm); font-weight: 600;
  padding: 32px 16px 14px; text-align: center;
}

/* ===== 工艺细节 ===== */
.detail-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
}
.detail-card {
  background: var(--white); border-radius: var(--radius-lg);
  overflow: hidden; box-shadow: var(--shadow);
  transition: var(--transition);
}
.detail-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.detail-card img {
  width: 100%; height: 200px; object-fit: cover;
}
.detail-label {
  font-size: var(--fs-body); font-weight: 700; color: var(--secondary);
  padding: 16px 16px 4px;
}
.detail-desc {
  font-size: var(--fs-caption); color: var(--text-light);
  padding: 0 16px 16px;
}

/* ===== 工厂巡礼 ===== */
.factory-tour-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.tour-item {
  border-radius: var(--radius);
  overflow: hidden; position: relative;
  box-shadow: var(--shadow);
}
.tour-item img {
  width: 100%; height: 180px; object-fit: cover;
  transition: transform 0.5s;
}
.tour-item:hover img { transform: scale(1.05); }
.tour-wide {
  grid-column: span 2; grid-row: span 2;
}
.tour-wide img { height: 100%; min-height: 376px; }

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .advantages-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-text p { max-width: 100%; }
  .hero-btns { justify-content: center; }
  .hero-stats-row { justify-content: center; }
  .three-cards { grid-template-columns: 1fr; }
  .business-cards-v2 { grid-template-columns: 1fr; }
  .product-price-grid { grid-template-columns: repeat(3, 1fr); }
  .value-bar-inner { grid-template-columns: repeat(3, 1fr); }
  .value-item:nth-child(3),
  .value-item:nth-child(4) { border-right: none; border-bottom: 1px solid var(--border); }
  .value-item:nth-child(5) { border-bottom: none; }
  .franchise-detail { grid-template-columns: 1fr; }
  .franchise-v2 { grid-template-columns: 1fr; gap: 28px; }
  .factory-gallery { grid-template-columns: 1fr; }
  .oem-promo { grid-template-columns: 1fr; }
  .product-matrix-header { flex-direction: column; align-items: flex-start; gap: 16px; }
  .support-grid { grid-template-columns: repeat(2, 1fr); }
  .profit-bars { flex-wrap: wrap; }
  .profit-arrow { padding-bottom: 0; }
  .store-grid { grid-template-columns: repeat(2, 1fr); }
  .workshop-grid { grid-template-columns: repeat(2, 1fr); }
  .detail-grid { grid-template-columns: repeat(2, 1fr); }
  .factory-tour-grid { grid-template-columns: repeat(3, 1fr); }
  .tour-wide { grid-column: span 2; grid-row: span 1; }
  .tour-wide img { min-height: 180px; }
  .aerial-section { height: 350px; }
  .aerial-content h2 { font-size: var(--fs-h1); }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .menu-toggle { display: flex; }
  .nav-links.mobile-active {
    display: flex; flex-direction: column; position: absolute;
    top: 72px; left: 0; right: 0; background: var(--white);
    padding: 24px; gap: 16px; box-shadow: var(--shadow-lg);
  }
  .hero-text h1 { font-size: var(--fs-h1); }
  .section-header h2 { font-size: var(--fs-h2); }
  .features-grid { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: 1fr; }
  .advantages-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .section { padding: 60px 16px; }
  .page-banner { padding: 50px 16px; }
  .page-banner h1 { font-size: var(--fs-h1); }
  .hero-stats-row { flex-direction: column; gap: 16px; }
  .three-cards { grid-template-columns: 1fr; }
  .business-cards-v2 { grid-template-columns: 1fr; }
  .product-price-grid { grid-template-columns: repeat(2, 1fr); }
  .value-bar-inner { grid-template-columns: 1fr; }
  .value-item { border-right: none; border-bottom: 1px solid var(--border); }
  .value-item:last-child { border-bottom: none; }
  .activity-line1 { font-size: 36px; }
  .activity-line2 { font-size: 16px; }
  .activity-line3 { font-size: 15px; }
  .activity-phone { font-size: 18px; }
  .hero-img img[style*="position:absolute"] { display: none; }
  .franchise-hero-text { font-size: var(--fs-h1); }
  .franchise-v2 { grid-template-columns: 1fr; }
  .oem-specs { justify-content: center; }
  .factory-features { justify-content: center; }
  .support-grid { grid-template-columns: 1fr; }
  .profit-calc { padding: 28px 20px; }
  .profit-bars { flex-direction: column; align-items: center; gap: 8px; }
  .profit-arrow { transform: rotate(90deg); padding-bottom: 0; }
  .profit-bar .bar-fill { width: 60px; }
  .oem-slogan { font-size: var(--fs-h2); }
  .oem-promo { gap: 32px; }
  .surround-row { flex-direction: column; align-items: flex-start; gap: 16px; }
  .store-grid { grid-template-columns: 1fr; }
  .fv2-profit-stats { gap: 24px; flex-direction: column; }
  .workshop-grid { grid-template-columns: 1fr; }
  .workshop-item img { height: 200px; }
  .detail-grid { grid-template-columns: 1fr; }
  .factory-tour-grid { grid-template-columns: repeat(2, 1fr); }
  .tour-wide { grid-column: span 2; }
  .aerial-section { height: 280px; }
  .aerial-content h2 { font-size: var(--fs-h2); }
  .aerial-content p { font-size: var(--fs-body-sm); }
}