/* 麦块云 - 专业UI优化 */

/* 全局颜色变量 - 更专业的配色方案 */
:root {
  --primary-color: #0A4D82 !important; /* 更深的专业蓝色 */
  --secondary-color: #1A8CD8 !important; /* 更亮的蓝色 */
  --accent-color: #00B67A !important; /* 翠绿色 */
  --warning-color: #FF9A00 !important; /* 橙色 */
  --light-bg: #F0F4F8 !important; /* 淡蓝灰背景 */
  --text-dark: #203548 !important; /* 深蓝黑色文字 */
  --text-light: #FFFFFF !important;
  --border-color: #D9E2EC !important;
  --card-shadow: 0 4px 8px rgba(0, 0, 0, 0.08) !important;
  --hover-transition: all 0.3s ease !important;
  
  /* 覆盖原有的footer变量 */
  --primary: #0A4D82 !important;
  --primary-dark: #063E6B !important;
  --primary-light: #D0E4F5 !important;
  --footer-bg: #203548 !important;
  --footer-text: #FFFFFF !important;
  --footer-title: #FFFFFF !important;
}

/* 全局样式调整 */
body {
  color: var(--text-dark);
  background-color: #FFFFFF;
  font-family: "Inter", "SF Pro Display", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
}

.container {
  max-width: 1200px;
  padding: 0 24px;
}

/* 导航栏样式优化 */
header {
  background-color: white;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.navbar {
  padding: 15px 0;
}

.navbar-brand {
  display: flex;
  align-items: center;
}

.navbar-logo {
  height: 40px;
  margin-right: 10px;
}

.navbar-brand-text {
  color: var(--primary-color);
  font-weight: 700;
  font-size: 1.5rem;
}

.nav-link {
  color: var(--text-dark) !important;
  font-weight: 500;
  padding: 10px 15px !important;
  transition: var(--hover-transition);
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--secondary-color) !important;
}

.nav-link.active:after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 15px;
  right: 15px;
  height: 2px;
  background-color: var(--secondary-color);
  border-radius: 2px;
}

.header-buttons .btn {
  margin-left: 10px;
}

/* 页脚样式优化 - 强制覆盖 */
footer {
  background-color: var(--footer-bg) !important;
  color: var(--footer-text) !important;
  padding: 60px 0 0 !important;
}

.footer-top {
  padding-bottom: 40px;
}

.footer-logo {
  margin-bottom: 20px;
}

.footer-logo img {
  height: 40px;
}

.footer-description {
  margin-bottom: 20px;
  color: rgba(255, 255, 255, 0.7) !important;
  line-height: 1.6;
}

.footer-social {
  display: flex;
  gap: 15px;
  margin-bottom: 20px;
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.1);
  color: white !important;
  transition: var(--hover-transition);
}

.footer-social a:hover {
  background-color: var(--secondary-color) !important;
  transform: translateY(-3px);
}

.footer-title, .footer-col h3 {
  font-size: 1.2rem !important;
  font-weight: 600 !important;
  margin-bottom: 20px !important;
  color: white !important;
}

.footer-links {
  list-style: none !important;
  padding: 0 !important;
  margin: 0 !important;
}

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

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

.footer-links a:hover {
  color: white !important;
  padding-left: 5px !important;
}

.footer-contact {
  margin-bottom: 10px;
  display: flex;
  align-items: flex-start;
}

.footer-contact-icon {
  margin-right: 10px;
  color: var(--secondary-color) !important;
}

.footer-contact-text {
  color: rgba(255, 255, 255, 0.7) !important;
}

.footer-bottom, .copyright {
  padding: 20px 0 !important;
  border-top: 1px solid rgba(255, 255, 255, 0.1) !important;
  text-align: center !important;
  font-size: 0.9rem !important;
  color: rgba(255, 255, 255, 0.5) !important;
}

.footer-bottom a, .copyright a {
  color: var(--secondary-color) !important;
}

/* 页面加载动画 */
body {
  opacity: 0;
  transition: opacity 0.5s ease;
}

body.loaded {
  opacity: 1;
}

/* 滚动动画 */
.section-title,
.hero-content,
.datacenter-card,
.why-us-card,
.client-card,
.news-card,
.contact-info-item {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.section-title.animate,
.hero-content.animate,
.datacenter-card.animate,
.why-us-card.animate,
.client-card.animate,
.news-card.animate,
.contact-info-item.animate {
  opacity: 1;
  transform: translateY(0);
}

/* 动画延迟 */
.datacenter-card:nth-child(2),
.why-us-card:nth-child(2),
.contact-info-item:nth-child(2) {
  transition-delay: 0.1s;
}

.datacenter-card:nth-child(3),
.why-us-card:nth-child(3),
.contact-info-item:nth-child(3) {
  transition-delay: 0.2s;
}

.datacenter-card:nth-child(4),
.why-us-card:nth-child(4),
.contact-info-item:nth-child(4) {
  transition-delay: 0.3s;
}

.why-us-card:nth-child(5) {
  transition-delay: 0.4s;
}

.why-us-card:nth-child(6) {
  transition-delay: 0.5s;
}

/* 英雄区域优化 */
.hero {
  position: relative;
  overflow: hidden;
}

.hero-bg {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
}

.hero-container {
  padding: 80px 0;
}

.hero-content {
  color: var(--text-light);
}

.hero-content h1 {
  font-size: 3.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.hero-content h1 span {
  color: var(--accent-color);
  position: relative;
}

.hero-content h1 span:after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 100%;
  height: 3px;
  background-color: var(--accent-color);
  border-radius: 3px;
}

.hero-content p {
  font-size: 1.2rem;
  margin-bottom: 2rem;
  max-width: 600px;
  line-height: 1.6;
}

/* 按钮样式优化 - 更清晰的按钮样式 */
.btn {
  border-radius: 6px;
  padding: 12px 24px;
  font-weight: 600;
  transition: var(--hover-transition);
  text-transform: none;
  letter-spacing: 0.5px;
}

.btn-primary {
  background: var(--secondary-color) !important;
  border: none !important;
  color: white !important;
  box-shadow: 0 4px 6px rgba(26, 140, 216, 0.3) !important;
}

.btn-primary:hover {
  background: #0A7BC2 !important;
  transform: translateY(-2px);
  box-shadow: 0 6px 12px rgba(26, 140, 216, 0.4) !important;
}

.btn-outline {
  border: 2px solid rgba(255, 255, 255, 0.3) !important;
  color: var(--text-light) !important;
  background: transparent !important;
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.15) !important;
  border-color: var(--text-light) !important;
  transform: translateY(-2px);
}

/* 地域按钮特殊样式 */
.datacenter-tab {
  border: none !important;
  padding: 12px 24px !important;
  font-size: 1.1rem !important;
  font-weight: 600 !important;
  color: #7F8C8D !important;
  cursor: pointer !important;
  transition: var(--hover-transition) !important;
  position: relative !important;
  background: transparent !important;
}

.datacenter-tab.active {
  color: var(--secondary-color) !important;
}

.datacenter-tab.active:after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 3px;
  background-color: var(--secondary-color) !important;
  border-radius: 3px 3px 0 0;
}

/* 语言切换器样式 */
.language-selector {
  margin-left: 15px;
  position: relative;
}

.language-selector-toggle {
  background: none;
  border: none;
  color: var(--text-dark);
  display: flex;
  align-items: center;
  font-weight: 500;
  cursor: pointer;
  padding: 5px 10px;
  border-radius: 4px;
  transition: var(--hover-transition);
}

.language-selector-toggle:hover {
  background-color: var(--light-bg);
}

.language-selector-flag {
  margin-right: 8px;
  font-size: 1.2rem;
}

.language-selector-icon {
  margin-left: 8px;
  font-size: 0.8rem;
}

.language-selector-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  min-width: 150px;
  background-color: white;
  border-radius: 8px;
  box-shadow: var(--card-shadow);
  padding: 8px 0;
  z-index: 100;
  display: none;
}

.language-selector-dropdown.show {
  display: block;
}

.language-option {
  display: flex;
  align-items: center;
  padding: 8px 16px;
  cursor: pointer;
  transition: var(--hover-transition);
}

.language-option:hover {
  background-color: var(--light-bg);
}

.language-option-flag {
  margin-right: 10px;
  font-size: 1.2rem;
}

.language-option.active {
  color: var(--secondary-color);
  font-weight: 600;
}

/* 数据中心区域优化 */
.datacenter {
  background-color: var(--light-bg);
  padding: 80px 0;
}

.section-title {
  text-align: center;
  margin-bottom: 48px;
}

.section-title h2 {
  font-size: 2.5rem;
  color: var(--primary-color);
  font-weight: 700;
  margin-bottom: 16px;
  position: relative;
  display: inline-block;
}

.section-title h2 span {
  color: var(--secondary-color);
}

.section-title p {
  max-width: 700px;
  margin: 0 auto;
  font-size: 1.1rem;
  color: #5D6D7E;
}

/* 数据中心标签页优化 */
.datacenter-tabs {
  display: flex;
  justify-content: center;
  margin-bottom: 32px;
  border-bottom: 2px solid var(--border-color);
}

.datacenter-tab {
  padding: 12px 24px;
  font-size: 1.1rem;
  font-weight: 600;
  color: #7F8C8D;
  cursor: pointer;
  transition: var(--hover-transition);
  position: relative;
}

.datacenter-tab.active {
  color: var(--secondary-color);
}

.datacenter-tab.active:after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 3px;
  background-color: var(--secondary-color);
  border-radius: 3px 3px 0 0;
}

/* 数据中心卡片优化 */
.datacenter-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 32px;
}

.datacenter-card {
  background-color: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--card-shadow);
  transition: var(--hover-transition);
}

.datacenter-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 20px rgba(0, 0, 0, 0.15);
}

.datacenter-img {
  height: 220px;
  background-size: cover;
  background-position: center;
  position: relative;
}

.datacenter-level {
  position: absolute;
  top: 16px;
  right: 16px;
  background: var(--primary-color);
  color: white;
  padding: 6px 12px;
  border-radius: 20px;
  font-weight: 600;
  font-size: 0.9rem;
}

.datacenter-content-inner {
  padding: 24px;
}

.datacenter-content-inner h3 {
  font-size: 1.5rem;
  margin-bottom: 12px;
  color: var(--primary-color);
}

.datacenter-features {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 16px 0;
}

.datacenter-feature {
  background-color: var(--light-bg);
  padding: 6px 12px;
  border-radius: 4px;
  font-size: 0.9rem;
  color: var(--text-dark);
}

/* 产品卡片优化 */
.product-card {
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 20px;
  background: white;
  transition: var(--hover-transition);
}

.product-card:hover {
  box-shadow: var(--card-shadow);
}

.product-card.popular {
  border-color: var(--secondary-color);
  position: relative;
}

.popular-tag {
  position: absolute;
  top: -12px;
  right: 16px;
  background: var(--warning-color);
  color: white;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
}

.product-price .price-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary-color);
}

.product-button {
  display: block;
  text-align: center;
  background: var(--secondary-color) !important;
  color: white !important;
  padding: 10px;
  border-radius: 6px;
  margin-top: 16px;
  font-weight: 600;
  transition: var(--hover-transition);
}

.product-button:hover {
  background: #0A7BC2 !important;
  transform: translateY(-2px);
}

/* 产品展开/收起效果 */
.datacenter-products {
  max-height: 1000px;
  transition: max-height 0.5s ease;
  overflow: hidden;
}

.datacenter-products.collapsed {
  max-height: 0;
}

.product-toggle-btn {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: 12px;
  background-color: var(--light-bg);
  border: none;
  border-radius: 6px;
  font-weight: 600;
  color: var(--primary-color);
  margin: 16px 0;
  cursor: pointer;
  transition: var(--hover-transition);
}

.product-toggle-btn:hover {
  background-color: #E2E8F0;
}

.toggle-icon {
  font-size: 1.2rem;
  font-weight: bold;
}

/* 为什么选择我们区域 */
.why-us {
  padding: 80px 0;
}

.why-us-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.why-us-card {
  background-color: white;
  border-radius: 12px;
  padding: 32px 24px;
  box-shadow: var(--card-shadow);
  transition: var(--hover-transition);
  border-top: 3px solid transparent;
}

.why-us-card:hover {
  transform: translateY(-5px);
  border-top: 3px solid var(--secondary-color);
}

.why-us-icon {
  font-size: 2.5rem;
  margin-bottom: 20px;
}

.why-us-card h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
  color: var(--primary-color);
}

/* 客户案例优化 */
.clients {
  background-color: var(--light-bg);
  padding: 80px 0;
}

.client-card {
  background-color: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--card-shadow);
}

.client-img {
  height: 240px;
  background-size: cover;
  background-position: center;
  position: relative;
}

.client-logo-container {
  position: absolute;
  bottom: -30px;
  left: 24px;
  width: 60px;
  height: 60px;
  background-color: white;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--card-shadow);
}

.client-content {
  padding: 32px 24px 24px;
}

.client-content h3 {
  font-size: 1.5rem;
  margin-bottom: 12px;
  color: var(--primary-color);
}

.client-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 16px 0;
}

.client-tag {
  background-color: var(--light-bg);
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 0.9rem;
}

/* 新闻区域优化 */
.news {
  padding: 80px 0;
}

.news-card {
  background-color: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--card-shadow);
  transition: var(--hover-transition);
}

.news-card:hover {
  transform: translateY(-5px);
}

.news-img {
  height: 220px;
  background-size: cover;
  background-position: center;
  position: relative;
}

.news-date {
  position: absolute;
  bottom: 16px;
  left: 16px;
  background: var(--primary-color);
  color: white;
  padding: 6px 12px;
  border-radius: 20px;
  font-weight: 500;
  font-size: 0.9rem;
}

.news-content {
  padding: 24px;
}

.news-link {
  color: var(--secondary-color) !important;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  margin-top: 12px;
  transition: var(--hover-transition);
}

.news-link:hover {
  color: #0A7BC2 !important;
}

/* FAQ区域优化 */
.faq {
  background-color: var(--light-bg);
  padding: 80px 0;
}

.faq-question {
  font-weight: 600;
  color: var(--primary-color);
  width: 100%;
  text-align: left;
  padding: 16px;
  background-color: white;
  border-radius: 8px;
  box-shadow: var(--card-shadow);
  transition: var(--hover-transition);
}

.faq-question:hover {
  color: var(--secondary-color);
}

.faq-question:after {
  content: '+';
  float: right;
  font-size: 1.5rem;
  font-weight: 700;
  transition: transform 0.3s ease;
}

.faq-question:not(.collapsed):after {
  transform: rotate(45deg);
}

.card-body {
  padding: 16px;
  line-height: 1.6;
}

/* 联系我们区域优化 */
.contact {
  padding: 80px 0;
}

.contact-info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
}

.contact-info-item {
  background-color: white;
  border-radius: 12px;
  padding: 24px;
  box-shadow: var(--card-shadow);
  text-align: center;
  transition: var(--hover-transition);
}

.contact-info-item:hover {
  transform: translateY(-5px);
}

.contact-info-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.contact-info-content h4 {
  font-size: 1.2rem;
  margin-bottom: 8px;
  color: var(--primary-color);
}

/* 移动导航优化 */
.mobile-nav {
  background-color: white !important;
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1) !important;
  border-radius: 12px 12px 0 0 !important;
  z-index: 99 !important;
  padding: 0.5rem 0 !important;
  border-top: 1px solid rgba(0, 0, 0, 0.05) !important;
}

.mobile-nav-item {
  color: #7F8C8D !important;
  transition: var(--hover-transition) !important;
}

.mobile-nav-item.active,
.mobile-nav-item:hover {
  color: var(--secondary-color) !important;
}

.mobile-nav-icon {
  font-size: 1.3rem;
  margin-bottom: 5px;
}

/* 图片弹窗优化 */
.lightbox-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.9);
  z-index: 1000;
  justify-content: center;
  align-items: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.lightbox-overlay.active {
  display: flex;
  opacity: 1;
}

.lightbox-container {
  max-width: 90%;
  max-height: 90%;
  position: relative;
}

.lightbox-image {
  max-width: 100%;
  max-height: 80vh;
  display: block;
  border-radius: 8px;
}

.lightbox-caption {
  color: white;
  padding: 16px 0;
  text-align: center;
  font-size: 1.2rem;
}

.lightbox-close {
  position: absolute;
  top: -40px;
  right: 0;
  background: none;
  border: none;
  color: white;
  font-size: 2rem;
  cursor: pointer;
}

/* 回到顶部按钮 */
.back-to-top {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color)) !important;
  box-shadow: 0 6px 20px rgba(26, 140, 216, 0.3) !important;
}

.back-to-top:hover {
  box-shadow: 0 10px 25px rgba(26, 140, 216, 0.4) !important;
}

/* 区域选择按钮样式 */
.area-btn {
  background-color: var(--light-bg) !important;
  color: var(--text-dark) !important;
  border: 1px solid var(--border-color) !important;
  border-radius: 30px !important;
  padding: 8px 15px !important;
  font-weight: 500 !important;
  transition: var(--hover-transition) !important;
  margin: 5px !important;
}

.area-btn.active, .area-btn:hover {
  background-color: var(--secondary-color) !important;
  color: white !important;
  border-color: var(--secondary-color) !important;
}

/* 特别针对"亚洲地区"这类按钮的样式 */
.area-btn, [class*="btn"][style*="background"], .btn-pink, [class*="btn"][style*="#ff73b5"] {
  background: var(--secondary-color) !important;
  color: white !important;
  font-weight: 500 !important;
  padding: 10px 20px !important;
  border-radius: 30px !important;
  border: none !important;
  box-shadow: 0 4px 6px rgba(26, 140, 216, 0.2) !important;
  transition: all 0.3s ease !important;
  text-decoration: none !important;
}

.area-btn:hover, [class*="btn"][style*="background"]:hover, .btn-pink:hover, [class*="btn"][style*="#ff73b5"]:hover {
  background: var(--primary-color) !important;
  transform: translateY(-2px) !important;
  box-shadow: 0 6px 12px rgba(26, 140, 216, 0.3) !important;
}

/* 强制覆盖任何粉色系统的按钮 */
[style*="background"][style*="pink"], 
[style*="background"][style*="#ff73b5"],
[style*="background-color"][style*="pink"],
[style*="background-color"][style*="#ff73b5"] {
  background: var(--secondary-color) !important;
  background-color: var(--secondary-color) !important;
  color: white !important;
  border-color: var(--secondary-color) !important;
}

/* 响应式调整 */
@media (max-width: 768px) {
  .hero-container {
    padding: 40px 0;
  }
  
  .hero-content h1 {
    font-size: 2.5rem;
  }
  
  .section-title h2 {
    font-size: 2rem;
  }
  
  .datacenter-grid,
  .why-us-grid,
  .contact-info-grid {
    grid-template-columns: 1fr;
  }
  
  .navbar-toggler {
    border-color: var(--border-color);
    color: var(--primary-color);
  }
  
  .navbar-collapse {
    padding-top: 15px;
  }
  
  .header-buttons {
    margin-top: 15px;
  }
  
  .header-buttons .btn {
    margin-left: 0;
    margin-right: 10px;
    margin-bottom: 10px;
  }
}