/* 聚仙阁骨灰存放架网站样式 - 大气清新版 */

/* ========== 全局变量定义 ========== */
:root {
  --primary-color: #1a1a2e;
  --secondary-color: #16213e;
  --accent-color: #c9a962;
  --accent-light: #e8d5a3;
  --text-dark: #2c3e50;
  --text-light: #5a6c7d;
  --text-muted: #8b9dc3;
  --bg-white: #ffffff;
  --bg-light: #f8f9fa;
  --bg-cream: #faf8f5;
  --border-light: #e8e8e8;
  --shadow-soft: 0 4px 20px rgba(0,0,0,0.06);
  --shadow-medium: 0 8px 30px rgba(0,0,0,0.1);
  --shadow-strong: 0 15px 40px rgba(0,0,0,0.15);
  --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ========== 全局样式 ========== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Microsoft YaHei', 'PingFang SC', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-dark);
  background-color: var(--bg-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ========== 布局容器 ========== */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 30px;
}

/* ========== 头部样式 - 简约大气 ========== */
.header {
  background: var(--bg-white);
  padding: 15px 0;
  border-bottom: 1px solid var(--border-light);
  position: relative;
}

.header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-color), transparent);
}

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

.logo {
  font-size: 26px;
  font-weight: 700;
  text-decoration: none;
  color: var(--primary-color);
  display: flex;
  align-items: center;
  letter-spacing: 2px;
}

.logo img {
  width: 50px;
  height: 50px;
  margin-right: 15px;
  border-radius: 8px;
  box-shadow: var(--shadow-soft);
}

.contact-info {
  text-align: right;
}

.contact-info p {
  margin: 3px 0;
  color: var(--text-light);
  font-size: 14px;
}

.contact-info .phone {
  font-size: 22px;
  font-weight: 700;
  color: var(--accent-color);
  letter-spacing: 1px;
}

/* ========== 旧版头部样式兼容 ========== */
.head {
  background: var(--bg-white);
  padding: 15px 0;
  border-bottom: 1px solid var(--border-light);
  position: relative;
  max-width: 1280px;
  margin: 0 auto;
  padding: 15px 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.head::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-color), transparent);
}

.head .logo {
  font-size: 26px;
  font-weight: 700;
  text-decoration: none;
  color: var(--primary-color);
  display: flex;
  align-items: center;
  letter-spacing: 2px;
}

.head .logo img {
  width: 50px;
  height: 50px;
  margin-right: 15px;
  border-radius: 8px;
  box-shadow: var(--shadow-soft);
}

.head .tel {
  display: flex;
  align-items: center;
}

.head .tel a {
  text-decoration: none;
  display: flex;
  align-items: center;
}

.head .tel img {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  box-shadow: var(--shadow-soft);
}

.w1200 {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 30px;
}

/* ========== 旧版导航样式兼容 ========== */
.nav {
  background: var(--bg-white);
  box-shadow: var(--shadow-soft);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.nav ul {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 0 30px;
  list-style: none;
  gap: 0;
}

.nav li {
  position: relative;
}

.nav li a {
  display: block;
  padding: 18px 28px;
  text-decoration: none;
  color: var(--text-dark);
  font-weight: 500;
  font-size: 15px;
  transition: var(--transition);
  position: relative;
}

.nav li a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--accent-color);
  transition: var(--transition);
  transform: translateX(-50%);
}

.nav li a:hover {
  color: var(--accent-color);
}

.nav li a:hover::after {
  width: 60%;
}

.nav1 {
  background: var(--bg-light);
  padding: 10px 0;
  border-bottom: 1px solid var(--border-light);
}

.nav1 ul {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 0 30px;
  list-style: none;
  gap: 15px;
  flex-wrap: wrap;
}

.nav1 li {
  position: relative;
}

.nav1 li a {
  display: block;
  padding: 8px 16px;
  text-decoration: none;
  color: var(--text-light);
  font-weight: 500;
  font-size: 14px;
  transition: var(--transition);
  border-radius: 4px;
}

.nav1 li a:hover {
  color: var(--accent-color);
  background: var(--bg-cream);
}

/* ========== 导航栏 - 简约风格 ========== */
.navbar {
  background: var(--bg-white);
  box-shadow: var(--shadow-soft);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.nav-container {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 0 30px;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 0;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: block;
  padding: 18px 28px;
  text-decoration: none;
  color: var(--text-dark);
  font-weight: 500;
  font-size: 15px;
  transition: var(--transition);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--accent-color);
  transition: var(--transition);
  transform: translateX(-50%);
}

.nav-link:hover {
  color: var(--accent-color);
}

.nav-link:hover::after {
  width: 60%;
}

.dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--bg-white);
  box-shadow: var(--shadow-medium);
  border-radius: 0 0 8px 8px;
  min-width: 220px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: var(--transition);
  z-index: 1001;
  border-top: 2px solid var(--accent-color);
}

.nav-item:hover .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-item {
  display: block;
  padding: 14px 24px;
  text-decoration: none;
  color: var(--text-dark);
  transition: var(--transition);
  border-bottom: 1px solid var(--border-light);
}

.dropdown-item:last-child {
  border-bottom: none;
}

.dropdown-item:hover {
  background: var(--bg-cream);
  color: var(--accent-color);
  padding-left: 30px;
}

/* 导航右侧 */
.nav-right {
  display: flex;
  align-items: center;
  gap: 20px;
}

.nav-phone {
  font-size: 18px;
  font-weight: 700;
  color: var(--accent-color);
  text-decoration: none;
  display: none;
}

/* 移动端导航 */
.mobile-nav {
  display: none;
  background: var(--bg-white);
  box-shadow: var(--shadow-soft);
}

.mobile-nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  padding: 10px;
  color: var(--primary-color);
}

/* ========== Banner 样式 - 大气简约 ========== */
.banner {
  position: relative;
  height: 85vh;
  min-height: 600px;
  max-height: 900px;
  overflow: hidden;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--bg-white);
  text-align: center;
}

.banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.5;
}

.banner-content {
  max-width: 900px;
  padding: 0 30px;
  position: relative;
  z-index: 1;
}

.banner h1 {
  font-size: 56px;
  margin-bottom: 25px;
  font-weight: 300;
  letter-spacing: 8px;
  text-transform: uppercase;
  animation: fadeInUp 1s ease-out;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.banner h1 span {
  display: block;
  margin-top: 10px;
}

.banner h1 strong {
  font-weight: 700;
  color: var(--accent-light);
}

.banner p {
  font-size: 20px;
  margin-bottom: 40px;
  opacity: 0.9;
  letter-spacing: 4px;
  font-weight: 300;
  animation: fadeInUp 1s ease-out 0.2s both;
}

.btn {
  display: inline-block;
  padding: 16px 45px;
  background: transparent;
  color: var(--bg-white);
  text-decoration: none;
  border: 2px solid var(--accent-color);
  font-weight: 500;
  letter-spacing: 2px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  animation: fadeInUp 1s ease-out 0.4s both;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--accent-color);
  transition: var(--transition);
  z-index: -1;
}

.btn:hover {
  color: var(--primary-color);
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(201, 169, 98, 0.3);
}

.btn:hover::before {
  left: 0;
}

/* ========== 主要内容 ========== */
.main-content {
  padding: 0 0 30px 0;
}

.section {
  margin-bottom: 100px;
}

.section-title {
  text-align: center;
  margin-bottom: 60px;
}

.section-title h2 {
  font-size: 38px;
  color: var(--primary-color);
  margin-bottom: 15px;
  font-weight: 300;
  letter-spacing: 4px;
}

.section-title h1 {
  font-size: 34px;
  color: var(--primary-color);
  margin-bottom: 15px;
  font-weight: 600;
  letter-spacing: 4px;
  line-height: 1.2;
}

.section-title h2 strong {
  font-weight: 700;
}

.section-title p {
  color: var(--text-muted);
  font-size: 16px;
  letter-spacing: 1px;
  line-height: 1.5;
  margin: 0 auto;
  max-width: 800px;
  text-align: center;
  font-weight: 400;
}

.section-title h1 + p {
  color: var(--text-light);
  font-size: 16px;
  font-weight: 400;
  letter-spacing: 1px;
  line-height: 1.6;
  margin-top: 10px;
  margin-bottom: 20px;
}

@media (max-width: 768px) {
  .section-title h1 + p {
    font-size: 15px;
    line-height: 1.5;
  }
}

.section-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 2px;
  background: var(--accent-color);
  margin: 25px auto 0;
}

/* ========== 产品展示 - 简约卡片 ========== */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 35px;
  margin-top: 50px;
}

.product-card {
  background: var(--bg-white);
  border-radius: 0;
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  transition: var(--transition);
  border: 1px solid var(--border-light);
}

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

.product-img {
  width: 100%;
  height: 240px;
  overflow: hidden;
  position: relative;
}

.product-img::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(to bottom, transparent 60%, rgba(0,0,0,0.3));
  opacity: 0;
  transition: var(--transition);
}

.product-card:hover .product-img::after {
  opacity: 1;
}

.product-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

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

.product-info {
  padding: 30px;
}

.product-info h3 {
  font-size: 20px;
  margin-bottom: 12px;
  color: var(--text-dark);
  font-weight: 600;
}

.product-info p {
  color: var(--text-light);
  margin-bottom: 20px;
  font-size: 14px;
  line-height: 1.7;
}

.product-link {
  color: var(--accent-color);
  text-decoration: none;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
  font-size: 14px;
  letter-spacing: 1px;
}

.product-link:hover {
  gap: 15px;
  color: var(--primary-color);
}

/* ========== 优势展示 - 极简风格 ========== */
.advantages {
  background: var(--bg-cream);
  padding: 100px 0;
  position: relative;
}

.advantages::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-light), transparent);
}

.advantage-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 30px;
  margin-top: 50px;
}

@media (max-width: 1200px) {
  .advantage-grid {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  }
}

.advantage-item {
  text-align: center;
  padding: 40px 25px;
  background: var(--bg-white);
  transition: var(--transition);
  border: 1px solid transparent;
}

.advantage-item:hover {
  border-color: var(--accent-color);
  transform: translateY(-5px);
  box-shadow: var(--shadow-medium);
}

.advantage-icon {
  width: 70px;
  height: 70px;
  background: transparent;
  border: 2px solid var(--accent-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 25px;
  color: var(--accent-color);
  font-size: 28px;
  transition: var(--transition);
}

.advantage-item:hover .advantage-icon {
  background: var(--accent-color);
  color: var(--bg-white);
}

.advantage-item h3 {
  font-size: 18px;
  margin-bottom: 15px;
  color: var(--primary-color);
  font-weight: 600;
  letter-spacing: 1px;
}

.advantage-item p {
  color: var(--text-light);
  line-height: 1.7;
  font-size: 14px;
}

/* ========== 统计数据 - 深色大气 ========== */
.stats {
  background: var(--primary-color);
  color: var(--bg-white);
  padding: 100px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.stats::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zM32 63c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm57-13c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-9-21c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM60 91c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM35 41c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM12 60c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2z' fill='%23ffffff' fill-opacity='0.02' fill-rule='evenodd'/%3E%3C/svg%3E");
}

.stats .section-title h2 {
  color: var(--bg-white);
}

.stats .section-title::after {
  background: var(--accent-color);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 50px;
  margin-top: 50px;
  position: relative;
  z-index: 1;
}

.stat-item h3 {
  font-size: 56px;
  font-weight: 300;
  margin-bottom: 10px;
  color: var(--accent-color);
  letter-spacing: 2px;
}

.stat-item h3 strong {
  font-weight: 700;
}

.stat-item p {
  font-size: 16px;
  color: rgba(255,255,255,0.7);
  letter-spacing: 2px;
}

/* ========== 关于我们 - 优雅布局 ========== */
.about {
  padding: 100px 0;
  background: var(--bg-white);
}

/* ========== 适用场景 ========== */
.scenarios {
  padding: 100px 0;
  background: var(--bg-cream);
  position: relative;
}

.scenarios::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-light), transparent);
}

.scenario-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 30px;
  margin-top: 50px;
}

@media (max-width: 1200px) {
  .scenario-grid {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  }
}

.scenario-item {
  text-align: center;
  padding: 40px 25px;
  background: var(--bg-white);
  transition: var(--transition);
  border: 1px solid transparent;
}

.scenario-item:hover {
  border-color: var(--accent-color);
  transform: translateY(-5px);
  box-shadow: var(--shadow-medium);
}

.scenario-icon {
  width: 70px;
  height: 70px;
  background: transparent;
  border: 2px solid var(--accent-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 25px;
  font-size: 32px;
  transition: var(--transition);
}

.scenario-item:hover .scenario-icon {
  background: var(--accent-color);
  color: var(--bg-white);
}

.scenario-item h3 {
  font-size: 18px;
  color: var(--primary-color);
  margin-bottom: 15px;
  font-weight: 600;
}

.scenario-item p {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.6;
}

.about-content {
  display: flex;
  align-items: center;
  gap: 60px;
  flex-wrap: wrap;
}

.about-img {
  flex: 1;
  min-width: 350px;
  position: relative;
}

.about-img::before {
  content: '';
  position: absolute;
  top: 20px;
  left: 20px;
  right: -20px;
  bottom: -20px;
  border: 2px solid var(--accent-color);
  z-index: 0;
}

.about-img img {
  width: 100%;
  position: relative;
  z-index: 1;
  box-shadow: var(--shadow-medium);
}

.about-text {
  flex: 1;
  min-width: 350px;
}

.about-text h3 {
  font-size: 32px;
  margin-bottom: 25px;
  color: var(--primary-color);
  font-weight: 300;
  letter-spacing: 2px;
}

.about-text h3 strong {
  font-weight: 700;
}

.about-text p {
  margin-bottom: 20px;
  line-height: 1.9;
  color: var(--text-light);
}

/* ========== 联系方式 ========== */
.contact {
  background: var(--bg-cream);
  padding: 100px 0;
}

.contact-content {
  display: flex;
  gap: 50px;
  flex-wrap: wrap;
}

.contact-info-section {
  flex: 1;
  min-width: 300px;
}

.contact-form {
  flex: 1;
  min-width: 300px;
  background: var(--bg-white);
  padding: 40px;
  box-shadow: var(--shadow-soft);
  border: 1px solid var(--border-light);
}

.contact-form h3 {
  font-size: 24px;
  margin-bottom: 30px;
  color: var(--primary-color);
  font-weight: 600;
  letter-spacing: 1px;
}

.form-group {
  margin-bottom: 25px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
  color: var(--text-dark);
  font-size: 14px;
  letter-spacing: 1px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px 18px;
  border: 1px solid var(--border-light);
  font-size: 15px;
  transition: var(--transition);
  background: var(--bg-light);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent-color);
  background: var(--bg-white);
  box-shadow: 0 0 0 3px rgba(201, 169, 98, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 140px;
}

/* ========== 页脚 - 深色高端 ========== */
.footer {
  background: var(--primary-color);
  color: var(--bg-white);
  padding: 80px 0 30px;
  position: relative;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--accent-color), transparent);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 50px;
  margin-bottom: 50px;
}

.footer-section h3 {
  font-size: 18px;
  margin-bottom: 25px;
  color: var(--accent-color);
  font-weight: 600;
  letter-spacing: 2px;
}

.footer-section p,
.footer-section li {
  margin-bottom: 12px;
  color: rgba(255,255,255,0.7);
  font-size: 14px;
  line-height: 1.7;
}

.footer-section a {
  color: rgba(255,255,255,0.7);
  text-decoration: none;
  transition: var(--transition);
}

.footer-section a:hover {
  color: var(--accent-color);
  padding-left: 5px;
}

.footer-section ul {
  list-style: none;
}

.footer-bottom {
  text-align: center;
  padding-top: 30px;
  border-top: 1px solid rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.5);
  font-size: 14px;
}

/* ========== 响应式设计 ========== */
@media (max-width: 768px) {
  .container {
    padding: 0 20px;
  }
  
  .header .container {
    flex-direction: column;
    text-align: center;
  }
  
  .contact-info {
    margin-top: 15px;
    text-align: center;
    display: none;
  }
  
  .nav-menu {
    display: none;
    flex-direction: column;
    width: 100%;
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--bg-white);
    box-shadow: var(--shadow-medium);
  }
  
  .nav-menu.active {
    display: flex;
  }
  
  .nav-item {
    width: 100%;
  }
  
  .nav-link {
    padding: 15px 20px;
  }
  
  .dropdown {
    position: static;
    box-shadow: none;
    border-top: 1px solid var(--border-light);
  }
  
  .nav-phone {
    display: block;
  }
  
  .mobile-nav-toggle {
    display: block;
  }
  
  .banner {
    height: 70vh;
    min-height: 500px;
  }
  
  .banner h1 {
    font-size: 28px;
    letter-spacing: 2px;
    line-height: 1.2;
  }
  
  .banner p {
    font-size: 14px;
    letter-spacing: 1px;
  }
  
  .section-title h2 {
    font-size: 28px;
    letter-spacing: 2px;
  }
  
  .section-title h1 {
    font-size: 26px;
    letter-spacing: 2px;
  }
  
  .product-grid {
    grid-template-columns: 1fr;
    gap: 25px;
  }
  
  .advantage-grid {
    grid-template-columns: 1fr;
    gap: 25px;
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
  }
  
  .stat-item h3 {
    font-size: 40px;
  }
  
  .about-content {
    flex-direction: column;
    gap: 40px;
  }
  
  .about-img::before {
    display: none;
  }
  
  .contact-content {
    flex-direction: column;
    gap: 40px;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: 35px;
  }
  
  .main-content {
    padding: 0 0 40px 0;
  }
  
  .advantages,
  .stats,
  .about,
  .contact {
    padding: 60px 0;
  }
}

@media (max-width: 480px) {
  .banner h1 {
    font-size: 22px;
    letter-spacing: 1px;
  }
  
  .banner p {
    font-size: 12px;
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
  }
  
  .stat-item h3 {
    font-size: 36px;
  }
  
  .section-title h2 {
    font-size: 24px;
  }
  
  .btn {
    padding: 14px 35px;
    font-size: 14px;
  }
}

/* ========== 产品详情页样式 ========== */
.product-detail {
  padding: 60px 0;
  background: var(--bg-white);
}

.product-detail-content {
  display: flex;
  gap: 40px;
  margin-bottom: 60px;
  align-items: flex-start;
}

.product-left {
  flex: 1;
  max-width: 500px;
}

.product-image {
  background: var(--bg-cream);
  padding: 20px;
  border-radius: 8px;
  box-shadow: var(--shadow-soft);
  margin-bottom: 20px;
}

.product-image img {
  width: 100%;
  height: auto;
  border-radius: 4px;
}

.product-right {
  flex: 1;
  min-width: 300px;
}

.mobile-product-info {
  display: none;
  margin-bottom: 20px;
}

.mobile-product-info h1 {
  font-size: 24px;
  margin-bottom: 10px;
  color: var(--primary-color);
  font-weight: 600;
  line-height: 1.3;
}

.mobile-product-info .product-meta {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 15px;
}

.mobile-product-info .product-intro {
  margin-bottom: 20px;
}

.mobile-product-info .product-intro p {
  font-size: 15px;
  line-height: 1.5;
  color: var(--text-dark);
  margin-bottom: 10px;
}

.mobile-product-info .product-keywords {
  font-size: 14px;
  color: var(--text-muted);
}

.desktop-product-info {
  display: block;
}

.product-right h1 {
  font-size: 36px;
  margin-bottom: 20px;
  color: var(--primary-color);
  font-weight: 600;
}

.product-meta {
  color: var(--text-muted);
  margin-bottom: 30px;
  font-size: 14px;
}

.product-features {
  margin-bottom: 40px;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  margin-bottom: 20px;
  gap: 15px;
}

.feature-icon {
  font-size: 24px;
  min-width: 32px;
  margin-top: 2px;
}

.feature-text h3 {
  font-size: 18px;
  margin-bottom: 5px;
  color: var(--primary-color);
  font-weight: 600;
}

.feature-text p {
  color: var(--text-light);
  margin: 0;
  line-height: 1.6;
}

.contact-info {
  background: var(--bg-cream);
  padding: 30px;
  border-radius: 8px;
  border-left: 4px solid var(--accent-color);
}

.contact-info h3 {
  font-size: 20px;
  margin-bottom: 15px;
  color: var(--primary-color);
}

.contact-info .phone {
  font-size: 18px;
  margin-bottom: 20px;
  color: var(--text-dark);
}

.contact-info .phone a {
  color: var(--accent-color);
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition);
}

.contact-info .phone a:hover {
  color: var(--primary-color);
}

/* 三列特性展示 */
.product-features-row {
  display: flex;
  gap: 15px;
  margin-bottom: 25px;
  justify-content: space-between;
}

.feature-box {
  flex: 1;
  text-align: center;
  padding: 20px 15px;
  background: var(--bg-cream);
  border-radius: 8px;
  transition: var(--transition);
}

.feature-box:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-soft);
}

.feature-box .feature-icon {
  font-size: 28px;
  margin-bottom: 10px;
}

.feature-box h3 {
  font-size: 16px;
  color: var(--primary-color);
  margin-bottom: 5px;
  font-weight: 600;
}

.feature-box p {
  font-size: 13px;
  color: var(--text-light);
  margin: 0;
}

/* 紧凑联系方式 */
.contact-info-compact {
  background: linear-gradient(135deg, var(--bg-cream) 0%, #f8f5f0 100%);
  padding: 25px;
  border-radius: 12px;
  border-left: 4px solid var(--accent-color);
  box-shadow: var(--shadow-soft);
  margin-top: 20px;
}

.contact-item {
  display: flex;
  align-items: center;
  margin-bottom: 20px;
  gap: 15px;
  padding: 15px;
  background: var(--bg-white);
  border-radius: 8px;
  transition: var(--transition);
}

.contact-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-soft);
}

.contact-item:last-child {
  margin-bottom: 0;
}

.contact-icon {
  font-size: 24px;
  min-width: 40px;
  text-align: center;
  color: var(--primary-color);
}

.contact-content {
  flex: 1;
}

.contact-label {
  font-size: 14px;
  color: var(--text-light);
  margin-bottom: 4px;
  display: block;
}

.contact-value {
  font-size: 16px;
  color: var(--text-dark);
  font-weight: 500;
}

.phone-number {
  font-size: 20px;
  font-weight: 700;
  color: var(--accent-color);
  text-decoration: none;
  display: block;
  margin-top: 5px;
  transition: var(--transition);
}

.phone-number:hover {
  color: var(--primary-color);
  transform: scale(1.02);
}

.wechat-qrcode-small {
  width: 90px;
  height: 90px;
  border-radius: 8px;
  box-shadow: var(--shadow-medium);
  transition: var(--transition);
}

.wechat-qrcode-small:hover {
  transform: scale(1.05);
}

/* 产品介绍区域 */
.product-intro {
  margin-bottom: 30px;
  padding: 20px;
  background: var(--bg-cream);
  border-radius: 8px;
}

.product-intro p {
  color: var(--text-dark);
  line-height: 1.8;
  margin-bottom: 15px;
}

.product-keywords {
  color: var(--text-light);
  font-size: 14px;
  margin-top: 10px;
}

.product-keywords strong {
  color: var(--primary-color);
}

/* 联系方式区域 */
.contact-methods {
  display: flex;
  gap: 30px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.contact-phone,
.contact-wechat {
  flex: 1;
  min-width: 150px;
}

.phone-label,
.wechat-label {
  font-size: 14px;
  color: var(--text-light);
  margin-bottom: 8px;
}

.phone-number {
  font-size: 20px;
  font-weight: 600;
}

.phone-number a {
  color: var(--accent-color);
  text-decoration: none;
}

.wechat-qrcode {
  width: 100px;
  height: 100px;
  border-radius: 4px;
  box-shadow: var(--shadow-soft);
}

.product-application {
  margin-bottom: 60px;
  padding: 40px;
  background: var(--bg-cream);
  border-radius: 8px;
}

.product-application > h2 {
  font-size: 28px;
  margin-bottom: 30px;
  color: var(--primary-color);
  font-weight: 600;
  text-align: center;
}

.application-section {
  margin-bottom: 30px;
}

.application-section:last-child {
  margin-bottom: 0;
}

.application-section > h3 {
  font-size: 20px;
  color: var(--primary-color);
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--accent-color);
  display: inline-block;
}

.application-content {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
}

.application-item {
  background: var(--bg-white);
  padding: 25px;
  border-radius: 8px;
  box-shadow: var(--shadow-soft);
  transition: var(--transition);
}

.application-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-medium);
}

.application-item h4 {
  font-size: 18px;
  color: var(--primary-color);
  margin-bottom: 12px;
  font-weight: 600;
}

.application-item p {
  color: var(--text-light);
  line-height: 1.8;
  margin: 0;
  font-size: 14px;
}

.related-products h2 {
  font-size: 28px;
  margin-bottom: 30px;
  color: var(--primary-color);
  font-weight: 600;
  text-align: center;
}

/* 响应式调整 */
@media (max-width: 768px) {
  .product-detail-content {
    flex-direction: column;
  }
  
  .product-left,
  .product-right {
    max-width: 100%;
    width: 100%;
  }
  
  .mobile-product-info {
    display: block;
  }
  
  .desktop-product-info {
    display: none;
  }
  
  .product-application {
    padding: 20px;
  }
  
  .application-content {
    grid-template-columns: 1fr;
  }
  
  .product-features-row {
    flex-direction: column;
  }
}

/* ========== 动画效果 ========== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in-up {
  animation: fadeInUp 0.8s ease-out;
}

/* ========== 滚动条样式 ========== */
::-webkit-scrollbar {
  width: 8px;
}

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

::-webkit-scrollbar-thumb {
  background: var(--accent-color);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-color);
}

/* ========== 分页样式 ========== */
.pagination {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-white);
  padding: 12px 25px;
  box-shadow: var(--shadow-soft);
  border: 1px solid var(--border-light);
}

.pagination ul {
  display: flex;
  list-style: none;
  gap: 8px;
}

.pagination li {
  margin: 0;
}

.pagination a,
.pagination span {
  display: inline-block;
  padding: 10px 18px;
  text-decoration: none;
  color: var(--text-dark);
  font-weight: 500;
  transition: var(--transition);
  border: 1px solid transparent;
}

.pagination a:hover {
  background: var(--bg-cream);
  border-color: var(--accent-color);
  color: var(--accent-color);
}

.pagination .current {
  background: var(--accent-color);
  color: var(--bg-white);
  border-color: var(--accent-color);
}

.pagination .disabled {
  color: var(--text-muted);
  cursor: not-allowed;
}

/* ========== 面包屑导航样式 - 简约 ========== */
.breadcrumb {
  background: var(--bg-cream);
  padding: 20px 0;
  border-bottom: 1px solid var(--border-light);
  margin-bottom: 20px;
}

.breadcrumb-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 30px;
}

.breadcrumb-nav {
  display: flex;
  align-items: center;
  gap: 15px;
  font-size: 14px;
}

.breadcrumb-nav a {
  color: var(--text-light);
  text-decoration: none;
  transition: var(--transition);
}

.breadcrumb-nav a:hover {
  color: var(--accent-color);
}

.breadcrumb-nav a:visited {
  color: var(--text-light);
}

.breadcrumb-home {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-light);
  text-decoration: none;
  transition: var(--transition);
}

.breadcrumb-home:hover {
  color: var(--accent-color);
}

.breadcrumb-separator {
  color: var(--text-muted);
}

.breadcrumb-current {
  color: var(--primary-color);
  font-weight: 600;
}

/* 手机端隐藏中间面包屑 */
@media (max-width: 768px) {
  .breadcrumb-hidden-mobile {
    display: none !important;
  }
  
  .breadcrumb {
    margin-bottom: 10px;
  }
  
  .breadcrumb-nav {
    gap: 8px;
  }
  
  .breadcrumb-current {
    font-size: 13px;
  }
}

/* 旧版面包屑兼容样式 */
.breadcrumb-list {
  display: flex;
  list-style: none;
  align-items: center;
  gap: 10px;
  font-size: 14px;
}

.breadcrumb-item {
  display: flex;
  align-items: center;
}

.breadcrumb-item a {
  color: var(--text-light);
  text-decoration: none;
  transition: var(--transition);
}

.breadcrumb-item a:hover {
  color: var(--accent-color);
}

.breadcrumb-item a:visited {
  color: var(--text-light);
}

.breadcrumb-item:not(:last-child)::after {
  content: '/';
  margin-left: 10px;
  color: var(--text-muted);
}

.breadcrumb-item:last-child {
  color: var(--primary-color);
  font-weight: 500;
}

/* ========== 服务支持页面样式 ========== */
.page-header {
  background: linear-gradient(rgba(26,26,46,0.85), rgba(22,33,62,0.9)), url('/skins/guhuijia/static/picture/ban_new1.jpg') center/cover no-repeat;
  padding: 120px 0;
  text-align: center;
  color: var(--bg-white);
}

.page-header h1 {
  font-size: 42px;
  font-weight: 300;
  margin-bottom: 15px;
  letter-spacing: 4px;
}

.page-header h1 strong {
  font-weight: 700;
}

.page-header p {
  font-size: 16px;
  opacity: 0.8;
  letter-spacing: 2px;
}

.tech-content, .install-content, .faq-content, .service-content {
  padding: 80px 0;
}

.tech-section, .install-section, .service-section, .faq-category {
  margin-bottom: 60px;
}

.tech-section h2, .install-section h2, .service-section h2, .faq-category h2 {
  font-size: 28px;
  color: var(--primary-color);
  margin-bottom: 25px;
  padding-bottom: 15px;
  border-bottom: 2px solid var(--accent-color);
  font-weight: 600;
  letter-spacing: 1px;
}

.tech-grid, .service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.tech-card, .service-card {
  background: var(--bg-white);
  padding: 35px;
  box-shadow: var(--shadow-soft);
  border: 1px solid var(--border-light);
  text-align: center;
  transition: var(--transition);
}

.service-card {
  padding: 45px 35px;
}

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

.tech-card h3, .service-card h3 {
  font-size: 20px;
  color: var(--primary-color);
  margin-bottom: 15px;
  font-weight: 600;
}

.service-card h3 {
  font-size: 22px;
}

.tech-card p, .service-card p {
  color: var(--text-light);
  line-height: 1.8;
  margin-bottom: 15px;
}

.tech-card ul, .service-card ul {
  list-style: none;
  padding: 0;
  text-align: left;
}

.tech-card ul li, .service-card ul li {
  color: var(--text-light);
  padding: 8px 0;
  padding-left: 25px;
  position: relative;
}

.tech-card ul li:before, .service-card ul li:before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent-color);
  font-weight: bold;
}

.tech-features {
  background: var(--bg-cream);
  padding: 60px 0;
}

.feature-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.feature-item {
  text-align: center;
  padding: 30px 20px;
  background: var(--bg-white);
  box-shadow: var(--shadow-soft);
  transition: var(--transition);
}

.feature-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-medium);
}

.feature-icon {
  font-size: 48px;
  margin-bottom: 20px;
}

.service-icon {
  font-size: 56px;
  margin-bottom: 25px;
}

.feature-item h3 {
  font-size: 18px;
  color: var(--primary-color);
  margin-bottom: 10px;
  font-weight: 600;
}

.feature-item p {
  color: var(--text-light);
  font-size: 14px;
  line-height: 1.6;
}

.contact-box {
  background: var(--primary-color);
  padding: 80px 0;
  color: var(--bg-white);
  text-align: center;
}

.contact-box h2 {
  font-size: 32px;
  margin-bottom: 20px;
  font-weight: 300;
  letter-spacing: 2px;
}

.contact-box h2 strong {
  font-weight: 700;
}

.contact-box p {
  font-size: 16px;
  margin-bottom: 30px;
  opacity: 0.8;
}

.contact-btn {
  display: inline-block;
  padding: 16px 45px;
  background: transparent;
  color: var(--bg-white);
  text-decoration: none;
  border: 2px solid var(--accent-color);
  font-weight: 500;
  letter-spacing: 2px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.contact-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--accent-color);
  transition: var(--transition);
  z-index: -1;
}

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

.contact-btn:hover::before {
  left: 0;
}

.step-container {
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
}

.step-item {
  flex: 1 1 300px;
  background: var(--bg-white);
  padding: 35px;
  box-shadow: var(--shadow-soft);
  border: 1px solid var(--border-light);
  position: relative;
  transition: var(--transition);
}

.step-item:hover {
  border-color: var(--accent-color);
  transform: translateY(-5px);
}

.step-number {
  position: absolute;
  top: -20px;
  left: 35px;
  width: 45px;
  height: 45px;
  background: var(--accent-color);
  color: var(--bg-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 20px;
}

.step-item h3 {
  font-size: 20px;
  color: var(--primary-color);
  margin-bottom: 15px;
  margin-top: 15px;
  font-weight: 600;
}

.step-item p {
  color: var(--text-light);
  line-height: 1.8;
  margin-bottom: 15px;
}

.step-item ul {
  list-style: none;
  padding: 0;
}

.step-item ul li {
  color: var(--text-light);
  padding: 8px 0;
  padding-left: 20px;
  position: relative;
}

.step-item ul li:before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--accent-color);
  font-weight: bold;
}

.preparation-box {
  background: var(--bg-cream);
  padding: 40px;
  margin-bottom: 40px;
}

.preparation-box h3 {
  font-size: 24px;
  color: var(--primary-color);
  margin-bottom: 25px;
  font-weight: 600;
}

.preparation-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.prep-item {
  background: var(--bg-white);
  padding: 30px;
  box-shadow: var(--shadow-soft);
  transition: var(--transition);
}

.prep-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-medium);
}

.prep-item h4 {
  font-size: 18px;
  color: var(--primary-color);
  margin-bottom: 12px;
  font-weight: 600;
}

.prep-item p {
  color: var(--text-light);
  line-height: 1.6;
  font-size: 14px;
}

.notice-box {
  background: var(--bg-cream);
  border-left: 4px solid var(--accent-color);
  padding: 35px;
  margin-top: 40px;
}

.notice-box h3 {
  font-size: 22px;
  color: var(--primary-color);
  margin-bottom: 20px;
  font-weight: 600;
}

.notice-box ul {
  list-style: none;
  padding: 0;
}

.notice-box ul li {
  color: var(--text-light);
  padding: 10px 0;
  padding-left: 30px;
  position: relative;
}

.notice-box ul li:before {
  content: "⚠";
  position: absolute;
  left: 0;
  color: var(--accent-color);
}

.search-box {
  background: var(--bg-cream);
  padding: 50px 0;
  margin-bottom: 50px;
}

.search-container {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}

.search-container h3 {
  font-size: 24px;
  color: var(--primary-color);
  margin-bottom: 25px;
  font-weight: 600;
}

.search-input {
  width: 100%;
  padding: 18px 25px;
  border: 2px solid var(--border-light);
  font-size: 16px;
  outline: none;
  transition: var(--transition);
  background: var(--bg-white);
}

.search-input:focus {
  border-color: var(--accent-color);
  box-shadow: 0 0 0 4px rgba(201, 169, 98, 0.1);
}

.faq-item {
  background: var(--bg-white);
  margin-bottom: 20px;
  box-shadow: var(--shadow-soft);
  border: 1px solid var(--border-light);
  overflow: hidden;
  transition: var(--transition);
}

.faq-item:hover {
  border-color: var(--accent-color);
}

.faq-question {
  padding: 25px 30px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--transition);
}

.faq-question:hover {
  background: var(--bg-cream);
}

.faq-question h3 {
  font-size: 18px;
  color: var(--primary-color);
  margin: 0;
  font-weight: 600;
  flex: 1;
}

.faq-toggle {
  font-size: 24px;
  color: var(--accent-color);
  transition: transform 0.3s ease;
}

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

.faq-answer {
  padding: 0 30px;
  max-height: 0;
  overflow: hidden;
  transition: all 0.3s ease;
  border-top: 1px solid var(--border-light);
}

.faq-item.active .faq-answer {
  padding: 25px 30px;
  max-height: 500px;
}

.faq-answer p {
  color: var(--text-light);
  line-height: 1.8;
  margin: 0;
}

.faq-answer ul {
  list-style: none;
  padding: 0;
  margin: 15px 0;
}

.faq-answer ul li {
  color: var(--text-light);
  padding: 8px 0;
  padding-left: 25px;
  position: relative;
}

.faq-answer ul li:before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--accent-color);
  font-weight: bold;
}

.warranty-box {
  background: var(--primary-color);
  padding: 80px 0;
  color: var(--bg-white);
  margin-bottom: 60px;
}

.warranty-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px;
  text-align: center;
}

.warranty-item h3 {
  font-size: 48px;
  font-weight: 300;
  margin-bottom: 10px;
  color: var(--accent-color);
}

.warranty-item p {
  font-size: 16px;
  opacity: 0.8;
  letter-spacing: 1px;
}

.process-box {
  background: var(--bg-cream);
  padding: 60px 0;
  margin-bottom: 60px;
}

.process-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 30px;
}

.process-item {
  flex: 1 1 200px;
  background: var(--bg-white);
  padding: 35px 25px;
  box-shadow: var(--shadow-soft);
  text-align: center;
  position: relative;
  transition: var(--transition);
}

.process-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-medium);
}

.process-number {
  position: absolute;
  top: -18px;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 40px;
  background: var(--accent-color);
  color: var(--bg-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 16px;
}

.process-item h4 {
  font-size: 18px;
  color: var(--primary-color);
  margin-bottom: 10px;
  margin-top: 15px;
  font-weight: 600;
}

.process-item p {
  color: var(--text-light);
  font-size: 14px;
  line-height: 1.6;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.contact-card {
  background: var(--bg-white);
  padding: 40px;
  box-shadow: var(--shadow-soft);
  border: 1px solid var(--border-light);
  transition: var(--transition);
}

.contact-card:hover {
  border-color: var(--accent-color);
  transform: translateY(-5px);
}

.contact-card h3 {
  font-size: 22px;
  color: var(--primary-color);
  margin-bottom: 25px;
  font-weight: 600;
}

.contact-item {
  display: flex;
  align-items: center;
  margin-bottom: 20px;
}

.contact-icon {
  font-size: 28px;
  margin-right: 15px;
  color: var(--accent-color);
}

.contact-text h4 {
  font-size: 16px;
  color: var(--primary-color);
  margin-bottom: 5px;
  font-weight: 600;
}

.contact-text p {
  color: var(--text-light);
  margin: 0;
}

@media (max-width: 768px) {
  .page-header {
    padding: 80px 0;
  }
  
  .page-header h1 {
    font-size: 28px;
  }
  
  .tech-grid, .service-grid {
    grid-template-columns: 1fr;
  }
  
  .step-container {
    flex-direction: column;
  }
  
  .step-item {
    flex: 1 1 100%;
  }
  
  .process-grid {
    flex-direction: column;
  }
  
  .process-item {
    flex: 1 1 100%;
  }
  
  .faq-question {
    padding: 20px;
  }
  
  .faq-question h3 {
    font-size: 16px;
  }
}

/* ========== 产品详情页面样式 ========== */
.product-detail {
  background: var(--bg-white);
  padding: 40px;
  margin-top: 20px;
}

.product-detail h1 {
  font-size: 28px;
  color: var(--primary-color);
  margin-bottom: 15px;
  text-align: center;
  font-weight: 600;
  letter-spacing: 1px;
  line-height: 1.4;
}

.product-meta {
  text-align: center;
  color: var(--text-muted);
  margin-bottom: 40px;
  font-size: 14px;
  letter-spacing: 1px;
  padding-bottom: 15px;
  border-bottom: 1px solid var(--border-light);
}

/* 产品图片和摘要布局 */
.product-media {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  margin: 40px 0;
  align-items: flex-start;
}

.product-image-container {
  flex: 1 1 400px;
}

.product-image-wrapper {
  text-align: center;
}

.product-image-wrapper img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
}

.product-summary {
  flex: 1 1 400px;
}

.product-summary h3 {
  font-size: 20px;
  color: var(--primary-color);
  margin-bottom: 15px;
  font-weight: 600;
  letter-spacing: 1px;
}

.product-summary p {
  line-height: 1.8;
  color: var(--text-dark);
  margin-bottom: 20px;
  font-size: 15px;
  text-align: justify;
}

.product-contact {
  margin-top: 30px;
  padding: 20px;
  background: var(--bg-light);
  border-radius: 8px;
}

.product-contact h4 {
  font-size: 16px;
  color: var(--primary-color);
  margin-bottom: 10px;
  font-weight: 600;
}

.product-contact .phone-link {
  font-size: 24px;
  color: var(--accent-color);
  font-weight: 600;
  text-decoration: none;
  display: inline-block;
  padding: 10px 20px;
  background: var(--bg-white);
  border-radius: 6px;
  border: 1px solid var(--accent-color);
  transition: var(--transition);
}

.product-contact .phone-link:hover {
  background: var(--accent-color);
  color: var(--bg-white);
}

.product-content {
  line-height: 1.8;
  color: var(--text-dark);
  font-size: 15px;
  margin-top: 40px;
}

.product-content img {
  max-width: 100%;
  height: auto;
  margin: 20px 0;
  border-radius: 8px;
}

.product-content h3 {
  font-size: 22px;
  color: var(--primary-color);
  margin: 40px 0 20px 0;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--accent-color);
  font-weight: 600;
}

.product-content p {
  margin-bottom: 15px;
  color: var(--text-dark);
  font-size: 15px;
  line-height: 1.8;
  text-align: justify;
}

.product-content p:first-of-type {
  font-size: 15px;
  color: var(--text-dark);
  background: var(--bg-light);
  padding: 20px;
  border-radius: 8px;
  text-align: justify;
}

.product-features {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin: 40px 0;
  justify-content: center;
  padding: 25px;
  background: var(--bg-light);
  border-radius: 8px;
}

.feature-badge {
  background: var(--bg-white);
  padding: 12px 25px;
  display: flex;
  align-items: center;
  gap: 10px;
  border: 1px solid var(--border-light);
  border-radius: 25px;
}

.feature-badge img {
  width: 20px;
  height: 20px;
}

.feature-badge span {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-dark);
}

.application-scenarios {
  margin: 50px 0;
  padding: 40px;
  background: var(--bg-light);
}

.application-scenarios h2 {
  text-align: center;
  font-size: 24px;
  color: var(--primary-color);
  margin-bottom: 15px;
  font-weight: 600;
}

.application-scenarios .subtitle {
  text-align: center;
  color: var(--text-light);
  margin-bottom: 30px;
  font-size: 15px;
  line-height: 1.6;
}

.scenarios-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 25px;
}

.scenario-card {
  background: var(--bg-white);
  padding: 30px 25px;
  border: 1px solid var(--border-light);
}

.scenario-icon {
  font-size: 42px;
  margin-bottom: 15px;
  display: block;
}

.scenario-card h3 {
  font-size: 18px;
  color: var(--primary-color);
  margin-bottom: 12px;
  font-weight: 600;
}

.scenario-card p {
  color: var(--text-dark);
  font-size: 14px;
  line-height: 1.7;
  margin: 0;
  text-align: justify;
  margin-bottom: 15px;
}

.scenario-tags {
  margin-top: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}

.scenario-tag {
  background: var(--bg-cream);
  color: var(--text-light);
  padding: 5px 15px;
  font-size: 12px;
  border: 1px solid var(--border-light);
  border-radius: 20px;
}

.related-products {
  margin-top: 50px;
  padding: 40px;
  background: var(--bg-light);
}

.related-products h2 {
  text-align: center;
  margin-bottom: 30px;
  color: var(--primary-color);
  font-weight: 600;
  font-size: 24px;
}

.product-nav {
  display: flex;
  justify-content: space-between;
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid var(--border-light);
}

.product-nav a {
  color: var(--text-dark);
  text-decoration: none;
  transition: var(--transition);
}

.product-nav a:hover {
  color: var(--accent-color);
}

/* ========== 关于我们页面样式 ========== */
.about-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin: 40px 0;
}

.about-features .feature-item {
  text-align: center;
  padding: 35px 25px;
  background: var(--bg-white);
  box-shadow: var(--shadow-soft);
  transition: var(--transition);
  border: 1px solid var(--border-light);
}

.about-features .feature-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-medium);
  border-color: var(--accent-color);
}

.about-features .feature-icon {
  width: 65px;
  height: 65px;
  background: transparent;
  border: 2px solid var(--accent-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  color: var(--accent-color);
  font-size: 24px;
  transition: var(--transition);
}

.about-features .feature-item:hover .feature-icon {
  background: var(--accent-color);
  color: var(--bg-white);
}

.about-features .feature-item h3 {
  font-size: 18px;
  margin-bottom: 10px;
  color: var(--primary-color);
  font-weight: 600;
}

.about-features .feature-item p {
  color: var(--text-light);
  line-height: 1.6;
  font-size: 14px;
}

.company-history {
  margin: 60px 0;
  padding: 50px;
  background: var(--bg-cream);
  border: 1px solid var(--border-light);
}

.history-timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.history-timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--accent-color);
  transform: translateX(-50%);
}

.timeline-item {
  position: relative;
  margin-bottom: 40px;
}

.timeline-content {
  background: var(--bg-white);
  padding: 25px;
  box-shadow: var(--shadow-soft);
  width: 45%;
  position: relative;
  border: 1px solid var(--border-light);
}

.timeline-item:nth-child(odd) .timeline-content {
  float: left;
}

.timeline-item:nth-child(even) .timeline-content {
  float: right;
}

.timeline-content::before {
  content: '';
  position: absolute;
  top: 25px;
  width: 16px;
  height: 16px;
  background: var(--accent-color);
  border-radius: 50%;
  border: 3px solid var(--bg-white);
  box-shadow: var(--shadow-soft);
}

.timeline-item:nth-child(odd) .timeline-content::before {
  right: -48px;
}

.timeline-item:nth-child(even) .timeline-content::before {
  left: -48px;
}

.timeline-year {
  position: absolute;
  left: 50%;
  top: 20px;
  transform: translateX(-50%);
  background: var(--primary-color);
  color: var(--bg-white);
  padding: 8px 18px;
  font-weight: 600;
  letter-spacing: 1px;
}

/* ========== 新闻页面样式 ========== */
.news-grid {
  display: grid;
  gap: 30px;
  margin-top: 40px;
}

.news-item {
  background: var(--bg-white);
  box-shadow: var(--shadow-soft);
  transition: var(--transition);
  display: flex;
  flex-wrap: wrap;
  border: 1px solid var(--border-light);
}

.news-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-medium);
  border-color: var(--accent-color);
}

.news-img {
  flex: 0 0 320px;
  height: 220px;
  overflow: hidden;
}

.news-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.news-item:hover .news-img img {
  transform: scale(1.08);
}

.news-content {
  flex: 1;
  padding: 30px;
  min-width: 300px;
}

.news-content h3 {
  font-size: 22px;
  margin-bottom: 12px;
  color: var(--primary-color);
  font-weight: 600;
}

.news-content h3 a {
  color: var(--primary-color);
  text-decoration: none;
  transition: var(--transition);
}

.news-content h3 a:hover {
  color: var(--accent-color);
}

.news-meta {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 15px;
  letter-spacing: 1px;
}

.news-content p {
  color: var(--text-light);
  line-height: 1.7;
  margin-bottom: 20px;
}

.news-link {
  color: var(--accent-color);
  text-decoration: none;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
  font-size: 14px;
  letter-spacing: 1px;
}

.news-link:hover {
  gap: 15px;
  color: var(--primary-color);
}

/* ========== 首页样式 ========== */
.banner-home {
  background: linear-gradient(rgba(26,26,46,0.6), rgba(22,33,62,0.7)), url('/skins/guhuijia/static/picture/ban_new1.jpg') center/cover no-repeat;
  height: 700px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--bg-white);
}

.banner-home .banner-content h1 {
  font-size: 52px;
  margin-bottom: 25px;
  font-weight: 300;
  letter-spacing: 8px;
}

.banner-home .banner-content h1 strong {
  font-weight: 700;
  color: var(--accent-light);
}

.banner-home .banner-content p {
  font-size: 20px;
  margin-bottom: 40px;
  opacity: 0.9;
  letter-spacing: 4px;
  font-weight: 300;
}

/* ========== 响应式样式补充 ========== */
@media (max-width: 768px) {
  .product-detail {
    padding: 40px 25px;
    margin-top: 10px;
  }
  
  .product-detail h1 {
    font-size: 28px;
    letter-spacing: 1px;
  }
  
  .product-media {
    flex-direction: column;
    gap: 30px;
    margin: 40px 0;
  }
  
  .product-image-container,
  .product-summary {
    flex: 1 1 100%;
  }
  
  .product-summary h3 {
    font-size: 20px;
  }
  
  .product-summary p {
    font-size: 15px;
    line-height: 1.9;
  }
  
  .product-contact {
    padding: 15px;
  }
  
  .product-contact .phone-link {
    font-size: 22px;
    display: block;
    text-align: center;
    padding: 12px 20px;
  }
  
  .product-features {
    flex-direction: column;
    align-items: center;
    padding: 20px 15px;
  }
  
  .feature-badge {
    flex: 1 1 100%;
    justify-content: center;
    width: 100%;
  }
  
  .product-content {
    margin-top: 30px;
  }
  
  .product-content h3 {
    font-size: 20px;
    margin: 30px 0 15px 0;
  }
  
  .product-content p {
    font-size: 14px;
    line-height: 1.7;
  }
  
  .application-scenarios {
    padding: 30px 20px;
    margin: 40px 0;
  }
  
  .application-scenarios h2 {
    font-size: 22px;
  }
  
  .application-scenarios .subtitle {
    font-size: 14px;
  }
  
  .scenarios-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  
  .scenario-card {
    padding: 25px 20px;
  }
  
  .scenario-icon {
    font-size: 36px;
  }
  
  .scenario-card h3 {
    font-size: 17px;
  }
  
  .scenario-card p {
    font-size: 13px;
  }
  
  .related-products {
    padding: 30px 20px;
    margin-top: 40px;
  }
  
  .related-products h2 {
    font-size: 22px;
  }
  
  .timeline-content {
    width: 100%;
    float: none !important;
  }
  
  .timeline-content::before {
    display: none;
  }
  
  .history-timeline::before {
    left: 20px;
  }
  
  .timeline-year {
    left: 20px;
    transform: translateX(0);
    margin-left: 30px;
  }
  
  .news-item {
    flex-direction: column;
  }
  
  .news-img {
    flex: 0 0 auto;
    width: 100%;
  }
  
  .banner-home .banner-content h1 {
    font-size: 32px;
  }
  
  .banner-home .banner-content p {
    font-size: 16px;
  }
  
  .company-history {
    padding: 30px 20px;
  }
}