:root {
  /* 品牌核心高雅暖金/琥珀金主色 */
  --primary: #c28e18;
  --primary-light: #e6b742;
  --primary-dark: #91680d;
  
  /* 亮色高级质感渐变与强调色 */
  --gold-gradient: linear-gradient(135deg, #d39e1a 0%, #f3ce65 50%, #b8860b 100%);
  --gold-glow: rgba(211, 158, 26, 0.28);
  --btn-gradient: linear-gradient(135deg, #dfa515 0%, #fcd969 50%, #c48c08 100%);
  --btn-hover: linear-gradient(135deg, #ebaf1a 0%, #ffe386 50%, #d4980a 100%);
  
  /* 纯白 + 淡雅微暖黄底色系统 */
  --page-bg: #fdfcf7;               /* 整体页面背景：洁白带温润淡米黄 */
  --section-alt-bg: #fbf7ee;        /* 间隔板块背景：高雅微淡黄 */
  --card-bg: #ffffff;               /* 卡片与主体容器：纯白 */
  --card-bg-subtle: #fcf9f2;        /* 辅助卡片背景：极浅暖黄 */
  --card-hover-shadow: 0 16px 36px rgba(180, 140, 50, 0.12), 0 4px 12px rgba(0, 0, 0, 0.04);
  
  /* 文本颜色：高对比度、清晰突出 */
  --text-main: #1c1f26;             /* 一级正文/标题：超高对比深墨黑 */
  --text-title: #0f172a;            /* 主标题：深黑 */
  --text-muted: #576071;            /* 次级描述文字：清晰灰蓝，阅读毫无压力 */
  --text-light: #7b8599;            /* 注释文字 */
  
  /* 突出数字专用强调色 */
  --number-color: #b87b00;          /* 鲜明高饱和深金琥珀色，在白底上极度吸睛 */
  --number-gradient: linear-gradient(135deg, #b87b00 0%, #df9905 100%);
  --badge-bg: #fdf3d7;              /* 徽章淡黄底色 */
  --badge-border: #f3d790;          /* 徽章淡金边框 */
  
  /* 边框与阴影系统 */
  --border-light: rgba(210, 165, 50, 0.2);
  --border-hover: rgba(210, 165, 50, 0.55);
  --box-shadow-sm: 0 4px 14px rgba(190, 150, 60, 0.08);
  --box-shadow-md: 0 10px 28px rgba(180, 140, 50, 0.1);
  --box-shadow-lg: 0 20px 48px rgba(180, 140, 50, 0.14);
  
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: var(--font-family);
  background-color: var(--page-bg);
  color: var(--text-main);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a {
  text-decoration: none;
  color: inherit;
}

.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

/* 顶部导航栏 (Header & Nav) */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 74px;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-light);
  z-index: 1000;
  display: flex;
  align-items: center;
  transition: var(--transition);
  box-shadow: 0 2px 12px rgba(180, 140, 50, 0.06);
}

.header.scrolled {
  box-shadow: 0 6px 20px rgba(180, 140, 50, 0.12);
  background: rgba(255, 255, 255, 0.98);
}

.nav-wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.logo-area {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-img {
  height: 44px;
  max-width: 120px;
  object-fit: contain;
}

.logo-title-group {
  display: flex;
  flex-direction: column;
}

.logo-main-text {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 1.2px;
  color: #9c6e03;
}

.logo-sub-text {
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 0.5px;
  font-weight: 500;
}

.nav-links {
  display: flex;
  gap: 26px;
  list-style: none;
}

.nav-links a {
  font-size: 15px;
  font-weight: 600;
  color: #334155;
  transition: var(--transition);
  position: relative;
  padding: 8px 0;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--primary-dark);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2.5px;
  background: var(--gold-gradient);
  transition: var(--transition);
  transform: translateX(-50%);
  border-radius: 2px;
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

/* 导航与核心按钮 - 强视觉突出 */
.nav-cta-btn {
  background: var(--btn-gradient);
  color: #1a1402;
  font-weight: 800;
  padding: 10px 22px;
  border-radius: 50px;
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 4px 16px rgba(210, 160, 20, 0.35);
  transition: var(--transition);
  cursor: pointer;
  border: 1px solid rgba(255, 255, 255, 0.6);
}

.nav-cta-btn:hover {
  background: var(--btn-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(210, 160, 20, 0.45);
}

/* 移动端汉堡切换按钮 */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border-light);
  width: 40px;
  height: 40px;
  border-radius: 8px;
  font-size: 18px;
  color: #334155;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.mobile-menu-toggle:hover {
  background: var(--badge-bg);
  color: var(--primary-dark);
}

/* 移动端导航抽屉 */
.mobile-nav-drawer {
  display: none;
}

/* 首屏视觉焦点区 (Hero) */
.hero-section {
  position: relative;
  min-height: 92vh;
  padding-top: 125px;
  padding-bottom: 70px;
  display: flex;
  align-items: center;
  background: 
    radial-gradient(circle at 80% 20%, rgba(247, 226, 160, 0.4) 0%, transparent 55%),
    radial-gradient(circle at 10% 85%, rgba(254, 243, 205, 0.5) 0%, transparent 60%),
    linear-gradient(180deg, #fdfcf7 0%, #faf5e6 100%);
  overflow: hidden;
  border-bottom: 1px solid rgba(220, 180, 70, 0.15);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 40px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: #fff8e5;
  border: 1px solid #f3d790;
  border-radius: 50px;
  font-size: 14px;
  font-weight: 700;
  color: #926503;
  margin-bottom: 22px;
  box-shadow: 0 2px 10px rgba(210, 160, 30, 0.1);
}

.hero-badge .pulse-dot {
  width: 9px;
  height: 9px;
  background: #e69d00;
  border-radius: 50%;
  box-shadow: 0 0 10px #e69d00;
  animation: pulse 1.8s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.9); opacity: 0.8; }
  50% { transform: scale(1.4); opacity: 1; }
  100% { transform: scale(0.9); opacity: 0.8; }
}

.hero-title {
  font-size: 48px;
  line-height: 1.22;
  font-weight: 900;
  margin-bottom: 22px;
  letter-spacing: -0.5px;
  color: var(--text-title);
}

.text-gold {
  color: #b87b00;
  background: linear-gradient(135deg, #a66e00 0%, #cf8e03 60%, #945f00 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.hero-desc {
  font-size: 17px;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 38px;
  max-width: 620px;
  font-weight: 500;
}

.hero-cta-group {
  display: flex;
  gap: 18px;
  align-items: center;
  margin-bottom: 46px;
  flex-wrap: wrap;
}

/* 按钮突出化设计 */
.btn-primary {
  background: var(--btn-gradient);
  color: #171001;
  font-weight: 900;
  padding: 16px 36px;
  border-radius: 50px;
  font-size: 16px;
  border: 1px solid rgba(255, 255, 255, 0.7);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 10px 26px rgba(200, 145, 20, 0.35);
  transition: var(--transition);
  letter-spacing: 0.5px;
}

.btn-primary:hover {
  background: var(--btn-hover);
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 14px 34px rgba(200, 145, 20, 0.45);
}

.btn-outline {
  border: 1.5px solid #d4a528;
  background: #ffffff;
  color: #8c6000;
  font-weight: 700;
  padding: 15px 30px;
  border-radius: 50px;
  font-size: 16px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(180, 140, 50, 0.1);
}

.btn-outline:hover {
  background: #fff8e7;
  border-color: #b8860b;
  color: #724e00;
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(180, 140, 50, 0.16);
}

/* 数字极度突出设计 */
.hero-stats-row {
  display: flex;
  gap: 36px;
  padding-top: 30px;
  border-top: 1px solid rgba(210, 170, 70, 0.2);
}

.stat-item .stat-num {
  font-size: 36px;
  font-weight: 900;
  color: var(--number-color);
  line-height: 1;
  margin-bottom: 6px;
  font-family: 'DIN Alternate', 'Arial Black', Impact, sans-serif;
  letter-spacing: -0.5px;
  text-shadow: 0 2px 10px rgba(184, 123, 0, 0.18);
}

.stat-item .stat-label {
  font-size: 13px;
  color: #4b5563;
  font-weight: 600;
}

/* Hero 右侧特写展示卡片（保护图片不被裁剪） */
.hero-visual {
  position: relative;
}

.hero-card-featured {
  background: #ffffff;
  border: 1.5px solid var(--border-light);
  border-radius: 24px;
  padding: 20px;
  position: relative;
  box-shadow: var(--box-shadow-lg);
  overflow: hidden;
}

.hero-main-img-box {
  width: 100%;
  height: 420px;
  border-radius: 16px;
  overflow: hidden;
  position: relative;
  background: #fbf8f0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px;
}

.hero-main-img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain; /* 保证整张代言人照片无裁剪完整展示 */
  transition: transform 0.5s ease;
}

.hero-card-featured:hover .hero-main-img {
  transform: scale(1.02);
}

.hero-floating-badge {
  position: absolute;
  bottom: 18px;
  left: 18px;
  right: 18px;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(12px);
  padding: 14px 20px;
  border-radius: 16px;
  border: 1px solid rgba(210, 165, 50, 0.35);
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.hero-floating-text h4 {
  font-size: 16px;
  font-weight: 800;
  color: #1e293b;
}

.hero-floating-text p {
  font-size: 12px;
  color: #8c6000;
  font-weight: 600;
}

.trust-badge-mini {
  background: var(--btn-gradient);
  color: #1f1601;
  font-size: 11px;
  font-weight: 800;
  padding: 5px 12px;
  border-radius: 20px;
  box-shadow: 0 2px 8px rgba(200, 140, 20, 0.25);
}

/* 通用板块设置 */
.section {
  padding: 90px 0;
  position: relative;
  background: var(--page-bg);
}

.section-alt {
  background: var(--section-alt-bg);
  border-top: 1px solid rgba(220, 180, 70, 0.15);
  border-bottom: 1px solid rgba(220, 180, 70, 0.15);
}

.section-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 55px;
}

.section-tag {
  display: inline-block;
  font-size: 13px;
  font-weight: 800;
  color: #8e6200;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 12px;
  background: var(--badge-bg);
  padding: 6px 16px;
  border-radius: 30px;
  border: 1px solid var(--badge-border);
}

.section-title {
  font-size: 38px;
  font-weight: 900;
  line-height: 1.3;
  margin-bottom: 16px;
  color: var(--text-title);
}

.section-subtitle {
  font-size: 16px;
  color: var(--text-muted);
  line-height: 1.75;
  font-weight: 500;
}

/* 赛道四大优势卡片 */
.market-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.market-card {
  background: var(--card-bg);
  border: 1.5px solid var(--border-light);
  border-radius: 20px;
  padding: 32px 24px;
  transition: var(--transition);
  position: relative;
  box-shadow: var(--box-shadow-sm);
}

.market-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-hover);
  box-shadow: var(--card-hover-shadow);
}

.market-icon-box {
  width: 60px;
  height: 60px;
  border-radius: 16px;
  background: #fdf5df;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  margin-bottom: 22px;
  border: 1px solid var(--badge-border);
  color: #b87b00;
}

.market-card h3 {
  font-size: 20px;
  font-weight: 800;
  margin-bottom: 12px;
  color: var(--text-title);
}

.market-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
}

/* 四大特乳切换展示区 */
.category-tabs {
  display: flex;
  justify-content: center;
  gap: 14px;
  margin-bottom: 45px;
  flex-wrap: wrap;
}

.cat-tab-btn {
  background: #ffffff;
  border: 1.5px solid rgba(210, 165, 50, 0.25);
  color: #475569;
  padding: 13px 28px;
  border-radius: 40px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03);
}

.cat-tab-btn:hover,
.cat-tab-btn.active {
  background: var(--btn-gradient);
  color: #171101;
  border-color: transparent;
  box-shadow: 0 6px 18px rgba(200, 140, 20, 0.35);
  transform: translateY(-2px);
}

.category-detail-card {
  background: #ffffff;
  border: 1.5px solid var(--border-light);
  border-radius: 28px;
  padding: 42px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 44px;
  align-items: center;
  box-shadow: var(--box-shadow-md);
}

.cat-info-tag {
  display: inline-block;
  padding: 5px 14px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 800;
  margin-bottom: 14px;
}

.tag-sheep { background: #e0f2fe; color: #0284c7; border: 1px solid #bae6fd; }
.tag-camel { background: #fef3c7; color: #b45309; border: 1px solid #fde68a; }
.tag-yak { background: #dcfce7; color: #15803d; border: 1px solid #bbf7d0; }
.tag-buffalo { background: #fce7f3; color: #be185d; border: 1px solid #fbcfe8; }

.cat-detail-title {
  font-size: 32px;
  font-weight: 900;
  margin-bottom: 12px;
  color: var(--text-title);
}

.cat-role-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 15px;
  color: #8c6000;
  margin-bottom: 20px;
  font-weight: 700;
  background: var(--badge-bg);
  padding: 6px 14px;
  border-radius: 20px;
  border: 1px solid var(--badge-border);
}

.cat-detail-desc {
  color: var(--text-main);
  font-size: 15px;
  line-height: 1.8;
  margin-bottom: 24px;
  font-weight: 500;
}

.cat-highlight-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 30px;
}

.cat-highlight-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 14px;
  color: #334155;
  line-height: 1.65;
  font-weight: 500;
}

.cat-highlight-list li i {
  color: #b87b00;
  font-size: 16px;
  margin-top: 3px;
}

.cat-product-preview {
  position: relative;
  border-radius: 22px;
  background: radial-gradient(circle, #fff9e6 0%, #f6f0db 75%);
  padding: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1.5px solid rgba(220, 180, 70, 0.25);
  box-shadow: inset 0 2px 10px rgba(255, 255, 255, 0.8), 0 8px 24px rgba(180, 140, 50, 0.08);
  height: 420px;
}

.cat-preview-img {
  max-width: 90%;
  max-height: 360px;
  width: auto;
  height: auto;
  object-fit: contain; /* 图片完整保留无裁剪 */
  filter: drop-shadow(0 15px 24px rgba(120, 90, 20, 0.18));
  transition: transform 0.4s ease;
}

.cat-product-preview:hover .cat-preview-img {
  transform: scale(1.05) translateY(-4px);
}

/* 爆品矩阵卡片 Grid */
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.product-card {
  background: #ffffff;
  border: 1.5px solid var(--border-light);
  border-radius: 22px;
  padding: 24px;
  transition: var(--transition);
  position: relative;
  display: flex;
  flex-direction: column;
  box-shadow: var(--box-shadow-sm);
}

.product-card:hover {
  transform: translateY(-8px);
  border-color: var(--border-hover);
  box-shadow: var(--card-hover-shadow);
}

.product-badge-top {
  position: absolute;
  top: 18px;
  left: 18px;
  background: #fff6db;
  border: 1px solid #f3d790;
  color: #9c6a00;
  font-size: 12px;
  font-weight: 800;
  padding: 4px 12px;
  border-radius: 8px;
  z-index: 2;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.04);
}

.product-thumb-wrap {
  height: 250px;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  background: #faf6eb;
  border-radius: 16px;
  padding: 14px;
  border: 1px solid rgba(220, 180, 70, 0.15);
}

.product-thumb {
  max-height: 220px;
  max-width: 92%;
  width: auto;
  height: auto;
  object-fit: contain; /* 确保产品包装盒/罐装完整展示，不被裁剪 */
  filter: drop-shadow(0 8px 16px rgba(100, 70, 10, 0.12));
  transition: transform 0.4s ease;
}

.product-card:hover .product-thumb {
  transform: scale(1.06);
}

.product-info-wrap {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.product-title {
  font-size: 20px;
  font-weight: 800;
  margin-bottom: 8px;
  color: var(--text-title);
}

.product-specs {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 14px;
}

.product-card-desc {
  font-size: 13px;
  color: var(--text-main);
  margin-bottom: 16px;
  line-height: 1.6;
  font-weight: 500;
}

.product-feature-tag {
  display: inline-block;
  background: #f7f3e8;
  color: #64748b;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 6px;
  margin-right: 6px;
  margin-bottom: 12px;
  border: 1px solid rgba(200, 160, 60, 0.15);
}

.product-pricing-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid rgba(210, 170, 70, 0.18);
}

/* 突出价格与数字 */
.product-retail-price {
  font-size: 24px;
  font-weight: 900;
  color: var(--number-color);
  font-family: 'DIN Alternate', 'Arial Black', sans-serif;
  letter-spacing: -0.5px;
}

.product-retail-price span {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
}

.product-order-btn {
  background: var(--btn-gradient);
  color: #1a1200;
  border: none;
  padding: 9px 18px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 800;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 12px rgba(200, 140, 20, 0.25);
}

.product-order-btn:hover {
  background: var(--btn-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(200, 140, 20, 0.35);
}

/* 品牌背书与冠军代言展示 */
.authority-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 36px;
  margin-bottom: 50px;
}

.endorser-showcase {
  background: #ffffff;
  border: 1.5px solid var(--border-light);
  border-radius: 24px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--box-shadow-md);
}

.endorser-img-box {
  width: 100%;
  height: 380px;
  overflow: hidden;
  position: relative;
  background: #fbf7ee;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px;
}

.endorser-img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain; /* 代言人照完整展示无裁剪 */
}

.endorser-content {
  padding: 26px;
}

.endorser-badge {
  background: var(--btn-gradient);
  color: #171101;
  font-size: 12px;
  font-weight: 800;
  padding: 5px 14px;
  border-radius: 30px;
  display: inline-block;
  margin-bottom: 12px;
  box-shadow: 0 2px 8px rgba(200, 140, 20, 0.2);
}

.endorser-name {
  font-size: 26px;
  font-weight: 900;
  margin-bottom: 8px;
  color: var(--text-title);
}

.endorser-quote {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
}

.tv-diplomatic-box {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.tv-gala-card {
  background: #ffffff;
  border: 1.5px solid var(--border-light);
  border-radius: 20px;
  padding: 22px;
  display: flex;
  gap: 20px;
  align-items: center;
  box-shadow: var(--box-shadow-sm);
}

.tv-gala-thumb {
  width: 170px;
  height: 110px;
  border-radius: 12px;
  overflow: hidden;
  flex-shrink: 0;
  background: #fcf9f2;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(220, 180, 70, 0.2);
}

.tv-gala-thumb img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain; /* 卫视春晚照片完整保留无裁剪 */
}

.tv-gala-text h4 {
  font-size: 17px;
  font-weight: 800;
  margin-bottom: 6px;
  color: var(--text-title);
}

.tv-gala-text p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* 体育冠军祝福墙 */
.champions-slider-wrap {
  margin-top: 40px;
  background: #ffffff;
  border-radius: 24px;
  padding: 32px;
  border: 1.5px solid var(--border-light);
  box-shadow: var(--box-shadow-md);
}

.champions-title-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.champions-title-row h4 {
  font-size: 20px;
  font-weight: 800;
  color: var(--text-title);
}

.champions-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.champ-card {
  background: #faf7ee;
  border: 1.5px solid rgba(210, 170, 70, 0.2);
  border-radius: 16px;
  overflow: hidden;
  text-align: center;
  padding: 12px;
  transition: var(--transition);
}

.champ-card:hover {
  transform: translateY(-6px);
  border-color: var(--primary-light);
  box-shadow: 0 10px 24px rgba(180, 140, 50, 0.12);
  background: #ffffff;
}

.champ-img {
  width: 100%;
  height: 220px;
  object-fit: contain; /* 保证每位冠军的清晰照片无被切头切边 */
  margin-bottom: 10px;
  border-radius: 10px;
  background: #ffffff;
}

.champ-name {
  font-size: 16px;
  font-weight: 800;
  color: var(--text-title);
}

.champ-title {
  font-size: 12px;
  color: #9c6a00;
  font-weight: 700;
}

/* 盈利模型与收益计算器 (数字极度吸睛突出) */
.profit-model-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
  align-items: center;
}

.profit-calculator-card {
  background: #ffffff;
  border: 2px solid rgba(212, 160, 23, 0.4);
  border-radius: 28px;
  padding: 38px;
  box-shadow: var(--box-shadow-lg);
}

.calc-title-box {
  margin-bottom: 28px;
  border-bottom: 1.5px solid rgba(220, 180, 70, 0.2);
  padding-bottom: 18px;
}

.calc-title {
  font-size: 22px;
  font-weight: 900;
  color: var(--text-title);
}

.calc-desc {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 4px;
}

.calc-row {
  margin-bottom: 24px;
}

.calc-label-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 10px;
  font-size: 15px;
  font-weight: 700;
  color: #334155;
}

.calc-label-row span:last-child {
  font-size: 18px;
  font-weight: 900;
  color: var(--number-color);
  font-family: 'DIN Alternate', 'Arial Black', sans-serif;
}

.calc-slider {
  width: 100%;
  height: 8px;
  border-radius: 5px;
  background: #e2e8f0;
  outline: none;
  -webkit-appearance: none;
  cursor: pointer;
}

.calc-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #df9905;
  cursor: pointer;
  box-shadow: 0 0 12px rgba(223, 153, 5, 0.7);
  border: 2px solid #ffffff;
}

/* 突出测算总额 */
.calc-result-box {
  background: linear-gradient(135deg, #fff8e5 0%, #faecc5 100%);
  border: 1.5px solid #f0cf7b;
  border-radius: 20px;
  padding: 26px;
  text-align: center;
  margin-top: 28px;
  box-shadow: inset 0 2px 8px rgba(255, 255, 255, 0.8), 0 8px 20px rgba(180, 140, 50, 0.12);
}

.calc-result-label {
  font-size: 14px;
  font-weight: 700;
  color: #785200;
  margin-bottom: 8px;
}

.calc-result-amount {
  font-size: 48px;
  font-weight: 900;
  color: #ad7000;
  line-height: 1;
  font-family: 'DIN Alternate', 'Arial Black', Impact, sans-serif;
  letter-spacing: -1px;
  text-shadow: 0 2px 10px rgba(173, 112, 0, 0.15);
}

.calc-result-sub {
  font-size: 14px;
  color: #8c6000;
  margin-top: 10px;
  font-weight: 700;
}

.profit-streams-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.stream-card {
  background: #ffffff;
  border: 1.5px solid var(--border-light);
  border-radius: 20px;
  padding: 24px;
  display: flex;
  gap: 20px;
  align-items: flex-start;
  transition: var(--transition);
  box-shadow: var(--box-shadow-sm);
}

.stream-card:hover {
  border-color: var(--border-hover);
  transform: translateX(6px);
  box-shadow: var(--card-hover-shadow);
}

.stream-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: #fdf5df;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  color: #b87b00;
  flex-shrink: 0;
  border: 1px solid var(--badge-border);
}

.stream-text h4 {
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 6px;
  color: var(--text-title);
}

.stream-text p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.65;
}

/* 八大赋能支持系统 */
.support-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.support-card {
  background: #ffffff;
  border: 1.5px solid var(--border-light);
  border-radius: 20px;
  padding: 28px 22px;
  transition: var(--transition);
  box-shadow: var(--box-shadow-sm);
}

.support-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-6px);
  box-shadow: var(--card-hover-shadow);
}

/* 赋能编号突出 */
.support-num {
  font-size: 32px;
  font-weight: 900;
  color: var(--number-color);
  margin-bottom: 12px;
  font-family: 'DIN Alternate', 'Arial Black', sans-serif;
  line-height: 1;
}

.support-card h4 {
  font-size: 17px;
  font-weight: 800;
  margin-bottom: 10px;
  color: var(--text-title);
}

.support-card p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.65;
}

/* 加盟合作级别 Tiers (突出价格) */
.tier-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.tier-card {
  background: #ffffff;
  border: 1.5px solid var(--border-light);
  border-radius: 26px;
  padding: 40px 32px;
  position: relative;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  box-shadow: var(--box-shadow-sm);
}

.tier-card.featured {
  border-color: #dfa515;
  background: #fffdf7;
  transform: scale(1.04);
  box-shadow: 0 20px 48px rgba(180, 140, 50, 0.2);
}

.tier-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--btn-gradient);
  color: #1a1200;
  font-size: 12px;
  font-weight: 800;
  padding: 6px 20px;
  border-radius: 30px;
  box-shadow: 0 4px 14px rgba(200, 140, 20, 0.35);
  white-space: nowrap;
}

.tier-name {
  font-size: 24px;
  font-weight: 900;
  margin-bottom: 8px;
  color: var(--text-title);
}

.tier-tagline {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.tier-price-box {
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(210, 170, 70, 0.2);
}

.tier-price {
  font-size: 42px;
  font-weight: 900;
  color: var(--number-color);
  line-height: 1;
  font-family: 'DIN Alternate', 'Arial Black', sans-serif;
  letter-spacing: -1px;
}

.tier-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 36px;
  flex-grow: 1;
}

.tier-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: #334155;
  font-weight: 500;
}

.tier-features li i {
  color: #b87b00;
}

/* FAQ 常见问答 */
.faq-wrap {
  max-width: 880px;
  margin: 0 auto;
}

.faq-item {
  background: #ffffff;
  border: 1.5px solid var(--border-light);
  border-radius: 16px;
  margin-bottom: 16px;
  overflow: hidden;
  transition: var(--transition);
  box-shadow: var(--box-shadow-sm);
}

.faq-item.active {
  border-color: #dfa515;
  box-shadow: var(--card-hover-shadow);
}

.faq-question {
  padding: 22px 26px;
  font-size: 17px;
  font-weight: 800;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  user-select: none;
  color: var(--text-title);
}

.faq-icon {
  font-size: 20px;
  transition: transform 0.3s ease;
  color: #b87b00;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  padding: 0 26px 22px;
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.75;
  display: none;
}

.faq-item.active .faq-answer {
  display: block;
}

/* 留资报名区域 Lead Section */
.lead-section {
  padding: 100px 0;
  background: 
    radial-gradient(circle at center, rgba(254, 240, 195, 0.6) 0%, #fcfbf6 75%);
  border-top: 1px solid rgba(220, 180, 70, 0.2);
}

.lead-box {
  background: #ffffff;
  border: 2px solid rgba(212, 160, 23, 0.45);
  border-radius: 32px;
  padding: 55px 45px;
  box-shadow: var(--box-shadow-lg);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}

.lead-content h2 {
  font-size: 36px;
  font-weight: 900;
  margin-bottom: 16px;
  line-height: 1.3;
  color: var(--text-title);
}

.lead-content p {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 30px;
}

.lead-privileges {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.lead-privileges li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  font-weight: 700;
  color: #1e293b;
}

.lead-privileges li i {
  color: #b87b00;
  font-size: 18px;
}

.franchise-form {
  background: #fbf8ef;
  border: 1.5px solid rgba(220, 180, 70, 0.25);
  border-radius: 20px;
  padding: 36px 30px;
  box-shadow: inset 0 2px 8px rgba(255, 255, 255, 0.8);
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: #334155;
  margin-bottom: 8px;
}

.form-control {
  width: 100%;
  padding: 14px 18px;
  border-radius: 12px;
  background: #ffffff;
  border: 1.5px solid #cbd5e1;
  color: #1e293b;
  font-size: 15px;
  outline: none;
  transition: var(--transition);
}

.form-control:focus {
  border-color: #df9905;
  box-shadow: 0 0 0 3px rgba(223, 153, 5, 0.2);
}

.form-submit-btn {
  width: 100%;
  padding: 16px;
  border-radius: 12px;
  background: var(--btn-gradient);
  color: #171101;
  font-size: 16px;
  font-weight: 900;
  border: none;
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(200, 140, 20, 0.35);
  transition: var(--transition);
  letter-spacing: 0.5px;
}

.form-submit-btn:hover {
  background: var(--btn-hover);
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(200, 140, 20, 0.45);
}

.form-submit-btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* 模态弹窗 Modal */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-overlay.active {
  display: flex;
}

.modal-box {
  background: #ffffff;
  border: 2px solid rgba(212, 160, 23, 0.4);
  border-radius: 24px;
  max-width: 480px;
  width: 100%;
  padding: 40px;
  position: relative;
  text-align: center;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.25);
  animation: modalScale 0.3s ease;
}

@keyframes modalScale {
  from { transform: scale(0.9); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  font-size: 24px;
  color: #94a3b8;
  cursor: pointer;
  background: none;
  border: none;
}

.modal-close:hover {
  color: #334155;
}

.modal-success-icon {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: #dcfce7;
  border: 1px solid #86efac;
  color: #16a34a;
  font-size: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.modal-title {
  font-size: 24px;
  font-weight: 900;
  margin-bottom: 12px;
  color: var(--text-title);
}

.modal-desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 26px;
}

/* 底部常驻悬浮转化条 */
.floating-bottom-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  border-top: 1.5px solid rgba(210, 165, 50, 0.3);
  padding: 12px 24px;
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transform: translateY(100%);
  transition: transform 0.4s ease;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.08);
}

.floating-bottom-bar.visible {
  transform: translateY(0);
}

.bar-info {
  display: flex;
  align-items: center;
  gap: 14px;
}

.bar-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid #df9905;
}

.bar-text h5 {
  font-size: 15px;
  font-weight: 800;
  color: var(--text-title);
}

.bar-text p {
  font-size: 12px;
  color: #8c6000;
  font-weight: 600;
}

.bar-actions {
  display: flex;
  gap: 12px;
}

/* 页脚 Footer */
.footer {
  background: #fbf7ee;
  border-top: 1px solid rgba(220, 180, 70, 0.25);
  padding: 70px 0 35px;
  font-size: 14px;
  color: #64748b;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 50px;
}

.footer-brand h4 {
  font-size: 20px;
  font-weight: 800;
  color: #9c6e03;
  margin-bottom: 14px;
}

.footer-col h5 {
  font-size: 16px;
  font-weight: 800;
  color: #1e293b;
  margin-bottom: 18px;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col ul a {
  color: #64748b;
  font-weight: 500;
  transition: color 0.2s;
}

.footer-col ul a:hover {
  color: #9c6e03;
}

.footer-bottom {
  text-align: center;
  padding-top: 30px;
  border-top: 1px solid rgba(210, 170, 70, 0.15);
  font-size: 13px;
  color: #94a3b8;
}

/* =================================================================
   手机与移动端兼容体验全面适配 (Mobile & Responsive)
================================================================= */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-main-img-box { height: 350px; }
  .market-grid { grid-template-columns: repeat(2, 1fr); }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .authority-grid { grid-template-columns: 1fr; }
  .profit-model-grid { grid-template-columns: 1fr; }
  .support-grid { grid-template-columns: repeat(2, 1fr); }
  .tier-grid { grid-template-columns: 1fr; }
  .tier-card.featured { transform: scale(1); }
  .lead-box { grid-template-columns: 1fr; padding: 40px 30px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  /* 导航自适应与汉堡菜单开启 */
  .nav-links { display: none; }
  .nav-cta-btn { display: none; }
  .mobile-menu-toggle { display: flex; }
  
  .mobile-nav-drawer {
    display: block;
    position: absolute;
    top: 74px;
    left: 0;
    right: 0;
    background: #ffffff;
    border-bottom: 2px solid #f3d790;
    box-shadow: 0 16px 30px rgba(0,0,0,0.1);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease, padding 0.35s ease;
    padding: 0 24px;
  }
  
  .mobile-nav-drawer.open {
    max-height: 480px;
    padding: 20px 24px 28px;
  }
  
  .mobile-nav-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-bottom: 20px;
  }
  
  .mobile-nav-links a {
    font-size: 16px;
    font-weight: 700;
    color: #334155;
    display: block;
    padding: 6px 0;
    border-bottom: 1px dashed rgba(220, 180, 70, 0.2);
  }
  
  .mobile-nav-links a:hover {
    color: #b87b00;
  }

  /* 首屏移动端尺寸调整 */
  .hero-section {
    padding-top: 100px;
    padding-bottom: 50px;
    min-height: auto;
  }
  
  .hero-title {
    font-size: 32px;
    line-height: 1.25;
  }
  
  .hero-desc {
    font-size: 15px;
    margin-bottom: 28px;
  }
  
  .hero-cta-group {
    flex-direction: column;
    width: 100%;
    gap: 12px;
  }
  
  .btn-primary, .btn-outline {
    width: 100%;
    justify-content: center;
    padding: 14px 20px;
    font-size: 15px;
  }
  
  .hero-stats-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
  
  .stat-item .stat-num {
    font-size: 30px;
  }

  /* 板块与标题尺寸 */
  .section {
    padding: 60px 0;
  }
  
  .section-title {
    font-size: 26px;
    line-height: 1.35;
  }
  
  .section-subtitle {
    font-size: 14px;
  }

  /* 四大特乳 */
  .category-tabs {
    gap: 8px;
  }
  
  .cat-tab-btn {
    padding: 10px 16px;
    font-size: 13px;
    flex: 1 1 45%;
    text-align: center;
  }
  
  .category-detail-card {
    grid-template-columns: 1fr;
    padding: 24px;
    gap: 28px;
  }
  
  .cat-product-preview {
    height: 280px;
    padding: 16px;
  }
  
  .cat-preview-img {
    max-height: 250px;
  }
  
  .cat-detail-title {
    font-size: 24px;
  }

  /* 爆品矩阵单列显示 */
  .product-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  
  .market-grid {
    grid-template-columns: 1fr;
  }

  /* 权威背书 */
  .endorser-img-box {
    height: 280px;
  }
  
  .tv-gala-card {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .tv-gala-thumb {
    width: 100%;
    height: 160px;
  }
  
  .champions-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
  
  .champ-img {
    height: 160px;
  }

  /* 收益计算器 */
  .profit-calculator-card {
    padding: 24px 18px;
  }
  
  .calc-result-amount {
    font-size: 36px;
  }
  
  .support-grid {
    grid-template-columns: 1fr;
  }

  /* 留资报名 */
  .lead-box {
    padding: 30px 18px;
    gap: 30px;
  }
  
  .franchise-form {
    padding: 24px 18px;
  }
  
  .lead-content h2 {
    font-size: 26px;
  }

  /* 移动端悬浮条 */
  .floating-bottom-bar {
    padding: 10px 16px;
  }
  
  .bar-info {
    gap: 10px;
  }
  
  .bar-avatar {
    width: 38px;
    height: 38px;
  }
  
  .bar-text h5 {
    font-size: 13px;
  }
  
  .bar-text p {
    font-size: 11px;
    display: none; /* 移动端省略小字副标，给按钮留出空间 */
  }
  
  .bar-actions .btn-outline {
    display: none; /* 移动端底部隐藏辅助按钮，突出主转化按钮 */
  }
  
  .bar-actions .btn-primary {
    padding: 10px 18px;
    font-size: 13px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
}