/* 句容市多新馆百货店 - 官方网站样式表 */

:root {
  --primary: #ea580c; /* 活力暖橙 */
  --primary-hover: #c2410c;
  --primary-light: #ffedd5;
  --primary-subtle: #fff7ed;
  --secondary: #0f172a; /* 商务深蓝 */
  --secondary-light: #1e293b;
  --accent: #10b981; /* 资质绿 */
  --accent-light: #d1fae5;
  --text-main: #1e293b;
  --text-muted: #64748b;
  --text-light: #94a3b8;
  --bg-page: #f8fafc;
  --bg-card: #ffffff;
  --border-color: #e2e8f0;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;
  background-color: var(--bg-page);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* 顶部公告条 */
.announcement-bar {
  background: linear-gradient(90deg, #1e293b 0%, #0f172a 100%);
  color: #e2e8f0;
  font-size: 13px;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 20px;
}

.announcement-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.badge-tag {
  background: var(--primary);
  color: white;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  font-size: 11px;
  font-weight: bold;
  margin-right: 8px;
}

.announcement-links a {
  color: #94a3b8;
  margin-left: 16px;
}

.announcement-links a:hover {
  color: #ffffff;
}

/* 导航栏 */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition);
}

.navbar.scrolled {
  box-shadow: var(--shadow-md);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

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

.logo-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--primary) 0%, #f97316 100%);
  color: white;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: 20px;
  box-shadow: 0 4px 10px rgba(234, 88, 12, 0.35);
}

.brand-text h1 {
  font-size: 20px;
  font-weight: 800;
  color: var(--secondary);
  line-height: 1.2;
}

.brand-text p {
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 0.5px;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 28px;
}

.nav-links a {
  font-size: 15px;
  font-weight: 600;
  color: #334155;
  position: relative;
  padding: 6px 0;
}

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

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--primary);
  border-radius: 2px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn-wechat-nav {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #07c160;
  color: white;
  font-size: 13px;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  transition: var(--transition);
}

.btn-wechat-nav:hover {
  background: #06ad56;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(7, 193, 96, 0.3);
}

.btn-cart-nav {
  position: relative;
  width: 40px;
  height: 40px;
  background: #f1f5f9;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  cursor: pointer;
  color: var(--secondary);
  transition: var(--transition);
}

.btn-cart-nav:hover {
  background: var(--primary-light);
  color: var(--primary);
}

.cart-count {
  position: absolute;
  top: -4px;
  right: -4px;
  background: var(--primary);
  color: white;
  font-size: 11px;
  font-weight: bold;
  min-width: 18px;
  height: 18px;
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  color: var(--secondary);
}

/* 轮播 / 首屏 Hero 区域 */
.hero-section {
  position: relative;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #334155 100%);
  color: white;
  padding: 70px 0 80px;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(234, 88, 12, 0.25) 0%, rgba(234, 88, 12, 0) 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(234, 88, 12, 0.2);
  border: 1px solid rgba(234, 88, 12, 0.4);
  color: #fdba74;
  font-size: 13px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 20px;
}

.hero-title {
  font-size: 42px;
  font-weight: 900;
  line-height: 1.25;
  margin-bottom: 18px;
  letter-spacing: -0.5px;
}

.hero-title span {
  background: linear-gradient(135deg, #fb923c 0%, #f97316 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 16px;
  color: #cbd5e1;
  line-height: 1.7;
  margin-bottom: 32px;
}

.hero-search-box {
  background: white;
  padding: 6px;
  border-radius: var(--radius-lg);
  display: flex;
  gap: 8px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.25);
  margin-bottom: 24px;
  max-width: 540px;
}

.hero-search-box input {
  flex: 1;
  border: none;
  outline: none;
  padding: 10px 16px;
  font-size: 15px;
  color: var(--secondary);
}

.hero-search-box button {
  background: var(--primary);
  color: white;
  border: none;
  padding: 10px 24px;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.hero-search-box button:hover {
  background: var(--primary-hover);
}

.hero-hot-tags {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: #94a3b8;
  flex-wrap: wrap;
}

.hero-hot-tags span {
  color: #cbd5e1;
}

.hot-pill {
  background: rgba(255, 255, 255, 0.1);
  color: #f1f5f9;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: var(--transition);
}

.hot-pill:hover {
  background: var(--primary);
  color: white;
}

/* Hero 右侧卡片 */
.hero-card {
  background: rgba(30, 41, 59, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(16px);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: 0 20px 30px rgba(0, 0, 0, 0.3);
}

.hero-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.hero-card-title {
  font-size: 17px;
  font-weight: 700;
  color: #f8fafc;
}

.status-badge {
  background: rgba(16, 185, 129, 0.2);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.4);
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 4px;
}

.status-dot {
  width: 6px;
  height: 6px;
  background: #10b981;
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.3); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

.info-item {
  display: flex;
  margin-bottom: 12px;
  font-size: 13px;
  line-height: 1.5;
}

.info-label {
  color: #94a3b8;
  width: 90px;
  flex-shrink: 0;
}

.info-value {
  color: #f1f5f9;
  font-weight: 500;
}

.hero-card-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 20px;
}

.btn-card-primary {
  background: var(--primary);
  color: white;
  padding: 10px 0;
  text-align: center;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 13px;
  transition: var(--transition);
}

.btn-card-primary:hover {
  background: var(--primary-hover);
}

.btn-card-outline {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: white;
  padding: 10px 0;
  text-align: center;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 13px;
  transition: var(--transition);
}

.btn-card-outline:hover {
  background: rgba(255, 255, 255, 0.15);
}

/* 核心四大保障与特色 */
.features-section {
  padding: 40px 0 60px;
  margin-top: -30px;
  position: relative;
  z-index: 10;
}

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

.feature-card {
  background: var(--bg-card);
  padding: 24px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: flex-start;
  gap: 16px;
  transition: var(--transition);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: #fdba74;
}

.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  flex-shrink: 0;
}

.feature-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--secondary);
  margin-bottom: 4px;
}

.feature-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
}

/* 通用区块标题 */
.section-header {
  text-align: center;
  margin-bottom: 44px;
}

.section-tag {
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 8px;
}

.section-title {
  font-size: 32px;
  font-weight: 800;
  color: var(--secondary);
  margin-bottom: 12px;
}

.section-desc {
  font-size: 15px;
  color: var(--text-muted);
  max-width: 680px;
  margin: 0 auto;
}

/* 商品展示与分类区 */
.products-section {
  padding: 60px 0 80px;
  background: #f8fafc;
}

.category-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.cat-btn {
  background: white;
  border: 1px solid var(--border-color);
  padding: 9px 18px;
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 600;
  color: #475569;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 6px;
}

.cat-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.cat-btn.active {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
  box-shadow: 0 4px 12px rgba(234, 88, 12, 0.3);
}

.filter-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  padding: 0 4px;
}

.result-count {
  font-size: 14px;
  color: var(--text-muted);
}

.result-count strong {
  color: var(--primary);
}

.sort-select {
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  background: white;
  font-size: 13px;
  color: var(--secondary);
  outline: none;
}

/* 商品网格 */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
}

.product-card {
  background: white;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: #cbd5e1;
}

.product-image-box {
  position: relative;
  height: 200px;
  background: #f1f5f9;
  overflow: hidden;
}

.product-image-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.product-card:hover .product-image-box img {
  transform: scale(1.08);
}

.product-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(234, 88, 12, 0.9);
  color: white;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  backdrop-filter: blur(4px);
}

.product-cat-tag {
  position: absolute;
  bottom: 12px;
  right: 12px;
  background: rgba(15, 23, 42, 0.75);
  color: #f1f5f9;
  font-size: 11px;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
}

.product-content {
  padding: 18px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.product-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--secondary);
  line-height: 1.4;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  height: 42px;
}

.product-desc-snippet {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.product-features-row {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.product-feature-tag {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  color: #475569;
  font-size: 11px;
  padding: 2px 6px;
  border-radius: 4px;
}

.product-bottom-row {
  margin-top: auto;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  padding-top: 12px;
  border-top: 1px dashed var(--border-color);
}

.price-box {
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.price-currency {
  font-size: 13px;
  font-weight: 700;
  color: var(--primary);
}

.price-num {
  font-size: 22px;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
}

.price-original {
  font-size: 12px;
  color: var(--text-light);
  text-decoration: line-through;
}

.product-actions {
  display: flex;
  gap: 6px;
}

.btn-detail {
  background: #f1f5f9;
  color: #334155;
  border: none;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.btn-detail:hover {
  background: #e2e8f0;
  color: var(--secondary);
}

.btn-add-inquiry {
  background: var(--primary);
  color: white;
  border: none;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.btn-add-inquiry:hover {
  background: var(--primary-hover);
}

/* 企业资质与合规公示 */
.qualification-section {
  padding: 70px 0;
  background: #ffffff;
}

.cert-box {
  background: linear-gradient(145deg, #f8fafc 0%, #edf2f7 100%);
  border: 2px solid #cbd5e1;
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}

.cert-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 2px solid #e2e8f0;
  padding-bottom: 20px;
  margin-bottom: 24px;
}

.cert-title-group h3 {
  font-size: 22px;
  font-weight: 800;
  color: var(--secondary);
}

.cert-title-group p {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 4px;
}

.cert-seal {
  width: 90px;
  height: 90px;
  border: 3px solid #dc2626;
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #dc2626;
  font-weight: 900;
  transform: rotate(-12deg);
  opacity: 0.85;
  box-shadow: 0 0 10px rgba(220, 38, 38, 0.15);
}

.cert-seal span {
  font-size: 10px;
  letter-spacing: 1px;
}

.cert-seal strong {
  font-size: 13px;
}

.cert-details-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px 32px;
}

.cert-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.cert-field-label {
  font-size: 12px;
  font-weight: 700;
  color: #64748b;
  text-transform: uppercase;
}

.cert-field-value {
  font-size: 15px;
  font-weight: 600;
  color: #0f172a;
}

.cert-field-value.code-box {
  display: flex;
  align-items: center;
  gap: 8px;
}

.code-badge {
  background: #f1f5f9;
  border: 1px solid #cbd5e1;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-family: monospace;
  font-size: 15px;
  font-weight: 700;
  color: #1e293b;
}

.btn-copy {
  background: white;
  border: 1px solid #cbd5e1;
  font-size: 11px;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--secondary);
  transition: var(--transition);
}

.btn-copy:hover {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
}

.cert-scope {
  grid-column: span 2;
  background: white;
  padding: 16px;
  border-radius: var(--radius-md);
  border: 1px solid #e2e8f0;
}

.cert-scope p {
  font-size: 13px;
  color: #475569;
  line-height: 1.7;
}

/* 微信公众号推广专区 */
.wechat-feature-section {
  padding: 80px 0;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  color: white;
}

.wechat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.wechat-box-left h2 {
  font-size: 36px;
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 20px;
}

.wechat-box-left h2 span {
  color: #07c160;
}

.wechat-box-left p {
  font-size: 15px;
  color: #cbd5e1;
  line-height: 1.7;
  margin-bottom: 28px;
}

.wechat-perks-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 32px;
}

.wechat-perk-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: #f1f5f9;
}

.wechat-perk-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(7, 193, 96, 0.2);
  color: #07c160;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
}

.btn-open-preview {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #07c160;
  color: white;
  padding: 12px 28px;
  border-radius: var(--radius-full);
  font-size: 15px;
  font-weight: 700;
  box-shadow: 0 8px 20px rgba(7, 193, 96, 0.35);
  transition: var(--transition);
}

.btn-open-preview:hover {
  background: #06ad56;
  transform: translateY(-2px);
}

.wechat-mockup-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  padding: 32px;
  text-align: center;
  backdrop-filter: blur(10px);
}

.wechat-qr-wrapper {
  width: 180px;
  height: 180px;
  margin: 0 auto 20px;
  background: white;
  padding: 12px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  justify-content: center;
}

.wechat-qr-wrapper svg {
  width: 100%;
  height: 100%;
}

.wechat-card-name {
  font-size: 18px;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 6px;
}

.wechat-card-sub {
  font-size: 13px;
  color: #94a3b8;
}

/* 批发与商业合作 */
.cooperation-section {
  padding: 80px 0;
  background: #ffffff;
}

.coop-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}

.coop-card {
  background: #f8fafc;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  transition: var(--transition);
}

.coop-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary);
  background: white;
}

.coop-card-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  margin: 0 auto 20px;
}

.coop-card-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--secondary);
  margin-bottom: 10px;
}

.coop-card-desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

.process-flow {
  background: #f1f5f9;
  border-radius: var(--radius-lg);
  padding: 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.step-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  flex: 1;
}

.step-num {
  width: 36px;
  height: 36px;
  background: var(--primary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 14px;
  margin-bottom: 8px;
}

.step-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--secondary);
}

.step-sub {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
}

.step-arrow {
  color: #cbd5e1;
  font-size: 20px;
}

/* 联系我们与在线表单 */
.contact-section {
  padding: 80px 0;
  background: #f8fafc;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 40px;
}

.contact-info-card {
  background: white;
  padding: 36px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-md);
}

.contact-info-card h3 {
  font-size: 22px;
  font-weight: 800;
  color: var(--secondary);
  margin-bottom: 20px;
}

.contact-item {
  display: flex;
  gap: 16px;
  margin-bottom: 20px;
}

.contact-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: #f1f5f9;
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}

.contact-details h4 {
  font-size: 14px;
  font-weight: 700;
  color: var(--secondary);
  margin-bottom: 2px;
}

.contact-details p {
  font-size: 13px;
  color: var(--text-muted);
}

.contact-form-card {
  background: white;
  padding: 36px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-md);
}

.contact-form-card h3 {
  font-size: 22px;
  font-weight: 800;
  color: var(--secondary);
  margin-bottom: 8px;
}

.contact-form-card p {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: #334155;
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  font-size: 14px;
  outline: none;
  transition: var(--transition);
}

.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(234, 88, 12, 0.15);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.btn-submit-form {
  width: 100%;
  background: var(--primary);
  color: white;
  border: none;
  padding: 12px;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
}

.btn-submit-form:hover {
  background: var(--primary-hover);
}

/* 页脚 */
.footer {
  background: #0f172a;
  color: #94a3b8;
  padding: 60px 0 24px;
  font-size: 13px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand h4 {
  font-size: 20px;
  font-weight: 800;
  color: white;
  margin-bottom: 12px;
}

.footer-brand p {
  line-height: 1.7;
  margin-bottom: 16px;
}

.footer-col h5 {
  font-size: 15px;
  font-weight: 700;
  color: white;
  margin-bottom: 16px;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a:hover {
  color: white;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: #64748b;
}

/* 模态弹窗 (商品详情 / 采购意向 / 二维码) */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(15, 23, 42, 0.7);
  backdrop-filter: blur(4px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.modal-backdrop.active {
  opacity: 1;
  visibility: visible;
}

.modal-container {
  background: white;
  border-radius: var(--radius-lg);
  max-width: 680px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  transform: translateY(20px) scale(0.96);
  transition: var(--transition);
  position: relative;
}

.modal-backdrop.active .modal-container {
  transform: translateY(0) scale(1);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-color);
}

.modal-title {
  font-size: 18px;
  font-weight: 800;
  color: var(--secondary);
}

.modal-close {
  background: none;
  border: none;
  font-size: 22px;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
}

.modal-close:hover {
  color: var(--secondary);
}

.modal-body {
  padding: 24px;
}

.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border-color);
  background: #f8fafc;
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}

/* Toast 提示条 */
.toast-msg {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background: var(--secondary);
  color: white;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  font-size: 14px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 10px;
  z-index: 3000;
  transform: translateY(100px);
  opacity: 0;
  transition: var(--transition);
}

.toast-msg.show {
  transform: translateY(0);
  opacity: 1;
}

/* 响应式调整 */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .cert-details-grid {
    grid-template-columns: 1fr;
  }
  .cert-scope {
    grid-column: span 1;
  }
  .wechat-grid {
    grid-template-columns: 1fr;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .process-flow {
    flex-direction: column;
    gap: 16px;
  }
  .step-arrow {
    transform: rotate(90deg);
  }
}

@media (max-width: 768px) {
  .announcement-content {
    flex-direction: column;
    text-align: center;
    gap: 4px;
  }
  .nav-links {
    display: none;
  }
  .menu-toggle {
    display: block;
  }
  .hero-title {
    font-size: 28px;
  }
  .coop-grid {
    grid-template-columns: 1fr;
  }
  .features-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
}