/* ========================================
   汽车行业培训官网 - 主样式文件
   配色：深蓝(#1a3a5c) 金色(#c8a45c) 白色/浅灰
   ======================================== */

/* CSS变量定义 */
:root {
  --color-primary: #1a3a5c;
  --color-primary-dark: #0f2640;
  --color-primary-light: #2a5a8c;
  --color-accent: #c8a45c;
  --color-accent-light: #d4b87a;
  --color-accent-dark: #b08d3e;
  --color-white: #ffffff;
  --color-bg: #f5f7fa;
  --color-bg-light: #fafbfc;
  --color-text: #333333;
  --color-text-light: #666666;
  --color-text-muted: #999999;
  --color-border: #e0e6ed;
  --color-shadow: rgba(26, 58, 92, 0.08);
  --font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
  --transition: all 0.3s ease;
  --radius: 6px;
  --radius-lg: 12px;
}

/* 基础重置 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-family);
  color: var(--color-text);
  background: var(--color-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a:hover {
  color: var(--color-accent);
  text-decoration: none;
}

ul, ol {
  list-style: none;
  margin: 0;
  padding: 0;
}

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

/* ========================================
   通用组件
   ======================================== */

/* 区块标题 */
.section-header {
  text-align: center;
  margin-bottom: 50px;
}

.section-header .section-title {
  font-size: 32px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 10px;
  position: relative;
  display: inline-block;
}

.section-header .section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: var(--color-accent);
  border-radius: 2px;
}

.section-header .section-subtitle {
  font-size: 15px;
  color: var(--color-text-muted);
  margin-top: 20px;
}

/* 通用区块 */
.section-block {
  padding: 80px 0;
}

.section-block.bg-light {
  background: var(--color-bg);
}

/* 按钮 */
.btn-primary-custom {
  background: var(--color-primary);
  color: var(--color-white);
  border: none;
  padding: 12px 32px;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 500;
  transition: var(--transition);
  cursor: pointer;
  display: inline-block;
}

.btn-primary-custom:hover {
  background: var(--color-primary-light);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(26, 58, 92, 0.3);
}

.btn-accent-custom {
  background: var(--color-accent);
  color: var(--color-white);
  border: none;
  padding: 12px 32px;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 500;
  transition: var(--transition);
  cursor: pointer;
  display: inline-block;
}

.btn-accent-custom:hover {
  background: var(--color-accent-dark);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(200, 164, 92, 0.4);
}

.btn-outline-custom {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
  padding: 10px 30px;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 500;
  transition: var(--transition);
  cursor: pointer;
  display: inline-block;
}

.btn-outline-custom:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

/* 卡片通用 */
.card-custom {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: 0 2px 20px var(--color-shadow);
  overflow: hidden;
  transition: var(--transition);
}

.card-custom:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(26, 58, 92, 0.15);
}

/* ========================================
   头部导航
   ======================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: var(--color-white);
  transition: var(--transition);
}

.site-header.scrolled {
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.header-top {
  background: var(--color-primary);
  color: var(--color-white);
  font-size: 13px;
  padding: 6px 0;
}

.header-top a {
  color: var(--color-white);
  margin-left: 20px;
}

.header-top a:hover {
  color: var(--color-accent);
}

.header-main {
  padding: 12px 0;
}

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

.site-logo {
  display: flex;
  align-items: center;
}

.site-logo img {
  height: 45px;
  margin-right: 10px;
}

.site-logo .logo-text {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-primary);
}

.site-logo .logo-sub {
  font-size: 12px;
  color: var(--color-text-muted);
}

/* 主导航 */
.main-nav {
  display: flex;
  align-items: center;
}

.main-nav .nav-list {
  display: flex;
  align-items: center;
  gap: 5px;
}

.main-nav .nav-list li {
  position: relative;
}

.main-nav .nav-list li a {
  display: block;
  padding: 8px 16px;
  font-size: 15px;
  color: var(--color-text);
  font-weight: 500;
  border-radius: var(--radius);
  transition: var(--transition);
}

.main-nav .nav-list li a:hover,
.main-nav .nav-list li a.active {
  color: var(--color-primary);
  background: rgba(26, 58, 92, 0.06);
}

.main-nav .nav-list li a.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 3px;
  background: var(--color-accent);
  border-radius: 2px;
}

/* 证书查询按钮 */
.nav-cert-btn {
  background: var(--color-accent) !important;
  color: var(--color-white) !important;
  padding: 8px 20px !important;
  border-radius: 20px !important;
  font-weight: 600 !important;
}

.nav-cert-btn:hover {
  background: var(--color-accent-dark) !important;
  color: var(--color-white) !important;
}

/* 汉堡菜单 */
.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  padding: 5px;
  gap: 5px;
}

.hamburger span {
  width: 25px;
  height: 2px;
  background: var(--color-primary);
  transition: var(--transition);
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* 移动端导航 */
.mobile-nav {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 999;
}

.mobile-nav .mobile-nav-inner {
  width: 280px;
  height: 100%;
  background: var(--color-white);
  padding: 20px;
  transform: translateX(-100%);
  transition: transform 0.3s ease;
  overflow-y: auto;
}

.mobile-nav.active .mobile-nav-inner {
  transform: translateX(0);
}

.mobile-nav .mobile-nav-close {
  text-align: right;
  font-size: 24px;
  cursor: pointer;
  color: var(--color-text-muted);
  margin-bottom: 20px;
}

.mobile-nav .mobile-nav-list li a {
  display: block;
  padding: 12px 15px;
  font-size: 15px;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
  transition: var(--transition);
}

.mobile-nav .mobile-nav-list li a:hover,
.mobile-nav .mobile-nav-list li a.active {
  color: var(--color-primary);
  background: rgba(26, 58, 92, 0.04);
}

.mobile-nav .mobile-nav-list li a.nav-cert-btn {
  background: var(--color-accent);
  color: var(--color-white);
  border-radius: var(--radius);
  text-align: center;
  margin-top: 15px;
  border-bottom: none;
}

/* 头部占位 */
.header-placeholder {
  height: 110px;
}

/* ========================================
   Hero Banner
   ======================================== */
.hero-banner {
  position: relative;
  height: 450px;
  overflow: hidden;
}

.hero-banner .swiper-slide {
  position: relative;
  height: 450px;
  background-size: cover;
  background-position: center;
}

.hero-banner .swiper-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
}

@media (max-width: 992px) {
  .hero-banner {
    height: 380px;
  }
  .hero-banner .swiper-slide {
    height: 380px;
  }
}

@media (max-width: 768px) {
  .hero-banner {
    height: 300px;
  }
  .hero-banner .swiper-slide {
    height: 300px;
  }
}

@media (max-width: 576px) {
  .hero-banner {
    height: 220px;
  }
  .hero-banner .swiper-slide {
    height: 220px;
  }
}

.hero-banner .slide-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(26, 58, 92, 0.85) 0%, rgba(26, 58, 92, 0.5) 100%);
  display: flex;
  align-items: center;
}

.hero-banner .slide-content {
  color: var(--color-white);
  max-width: 650px;
}

.hero-banner .slide-content h1 {
  font-size: 48px;
  font-weight: 700;
  margin-bottom: 15px;
  line-height: 1.3;
}

.hero-banner .slide-content h1 .text-accent {
  color: var(--color-accent);
}

.hero-banner .slide-content p {
  font-size: 18px;
  margin-bottom: 30px;
  opacity: 0.9;
  line-height: 1.8;
}

.hero-banner .slide-content .btn-group {
  display: flex;
  gap: 15px;
}

.hero-banner .swiper-pagination-bullet {
  background: var(--color-white);
  opacity: 0.5;
  width: 12px;
  height: 12px;
}

.hero-banner .swiper-pagination-bullet-active {
  background: var(--color-accent);
  opacity: 1;
}

.hero-banner .swiper-button-prev,
.hero-banner .swiper-button-next {
  color: var(--color-white);
  background: rgba(26, 58, 92, 0.5);
  width: 50px;
  height: 50px;
  border-radius: 50%;
}

.hero-banner .swiper-button-prev::after,
.hero-banner .swiper-button-next::after {
  font-size: 18px;
}

/* ========================================
   核心优势区
   ======================================== */
.advantage-section {
  padding: 80px 0;
  background: var(--color-white);
}

.advantage-card {
  text-align: center;
  padding: 40px 25px;
  border-radius: var(--radius-lg);
  transition: var(--transition);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  height: 100%;
}

.advantage-card:hover {
  border-color: var(--color-accent);
  box-shadow: 0 8px 30px var(--color-shadow);
  transform: translateY(-5px);
}

.advantage-card .icon-wrap {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.advantage-card .icon-wrap i {
  font-size: 32px;
  color: var(--color-white);
}

.advantage-card h3 {
  font-size: 20px;
  color: var(--color-primary);
  margin-bottom: 12px;
  font-weight: 600;
}

.advantage-card p {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.8;
}

/* ========================================
   课程推荐区
   ======================================== */
.course-section {
  padding: 80px 0;
  background: var(--color-bg);
}

.course-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 2px 15px var(--color-shadow);
  transition: var(--transition);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.course-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(26, 58, 92, 0.15);
}

.course-card .card-img {
  height: 200px;
  overflow: hidden;
  position: relative;
}

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

.course-card:hover .card-img img {
  transform: scale(1.05);
}

.course-card .card-img .tag {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--color-accent);
  color: var(--color-white);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
}

.course-card .card-body {
  padding: 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

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

.course-card .card-body h3 a {
  color: var(--color-primary);
}

.course-card .card-body h3 a:hover {
  color: var(--color-accent);
}

.course-card .card-body .meta {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 10px;
}

.course-card .card-body .meta i {
  margin-right: 5px;
  color: var(--color-accent);
}

.course-card .card-body .desc {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  flex: 1;
}

.course-card .card-body .card-footer {
  margin-top: 15px;
  padding-top: 15px;
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.course-card .card-body .card-footer .price {
  color: var(--color-accent);
  font-size: 16px;
  font-weight: 600;
}

/* ========================================
   培训现场区
   ======================================== */
.gallery-section {
  padding: 80px 0;
  background: var(--color-white);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 15px;
}

.gallery-grid .gallery-item {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 4/3;
}

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

.gallery-grid .gallery-item:hover img {
  transform: scale(1.1);
}

.gallery-grid .gallery-item .overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(26, 58, 92, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
}

.gallery-grid .gallery-item:hover .overlay {
  opacity: 1;
}

.gallery-grid .gallery-item .overlay i {
  color: var(--color-white);
  font-size: 28px;
}

/* ========================================
   证书查询快捷入口
   ======================================== */
.cert-quick-section {
  padding: 60px 0;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-white);
}

.cert-quick-section .cert-quick-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cert-quick-section .cert-quick-info h2 {
  font-size: 28px;
  margin-bottom: 10px;
}

.cert-quick-section .cert-quick-info p {
  font-size: 15px;
  opacity: 0.85;
}

.cert-quick-section .cert-quick-form {
  display: flex;
  gap: 10px;
}

.cert-quick-section .cert-quick-form input {
  padding: 12px 20px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-white);
  font-size: 14px;
  width: 280px;
}

.cert-quick-section .cert-quick-form input::placeholder {
  color: rgba(255, 255, 255, 0.6);
}

.cert-quick-section .cert-quick-form input:focus {
  outline: none;
  border-color: var(--color-accent);
  background: rgba(255, 255, 255, 0.15);
}

.cert-quick-section .cert-quick-form button {
  padding: 12px 28px;
  background: var(--color-accent);
  color: var(--color-white);
  border: none;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.cert-quick-section .cert-quick-form button:hover {
  background: var(--color-accent-dark);
}

/* ========================================
   CTA区
   ======================================== */
.cta-section {
  padding: 80px 0;
  background: var(--color-bg);
  text-align: center;
}

.cta-section h2 {
  font-size: 32px;
  color: var(--color-primary);
  margin-bottom: 15px;
}

.cta-section p {
  font-size: 16px;
  color: var(--color-text-light);
  margin-bottom: 30px;
}

.cta-section .btn-group {
  display: flex;
  justify-content: center;
  gap: 15px;
}

/* ========================================
   底部
   ======================================== */
.site-footer {
  background: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.8);
  padding-top: 60px;
}

.site-footer .footer-main {
  padding-bottom: 40px;
}

.site-footer .footer-brand h3 {
  color: var(--color-white);
  font-size: 22px;
  margin-bottom: 15px;
}

.site-footer .footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  margin-bottom: 15px;
}

.site-footer .footer-brand .social-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-white);
  margin-right: 8px;
  transition: var(--transition);
}

.site-footer .footer-brand .social-links a:hover {
  background: var(--color-accent);
}

.site-footer .footer-links h4 {
  color: var(--color-white);
  font-size: 16px;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 10px;
}

.site-footer .footer-links h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--color-accent);
}

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

.site-footer .footer-links ul li a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 14px;
  transition: var(--transition);
}

.site-footer .footer-links ul li a:hover {
  color: var(--color-accent);
  padding-left: 5px;
}

.site-footer .footer-contact h4 {
  color: var(--color-white);
  font-size: 16px;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 10px;
}

.site-footer .footer-contact h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--color-accent);
}

.site-footer .footer-contact ul li {
  margin-bottom: 12px;
  font-size: 14px;
  display: flex;
  align-items: flex-start;
}

.site-footer .footer-contact ul li i {
  margin-right: 10px;
  color: var(--color-accent);
  margin-top: 3px;
}

.site-footer .footer-qrcode {
  text-align: center;
}

.site-footer .footer-qrcode img {
  width: 120px;
  height: 120px;
  border: 3px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius);
  margin-bottom: 8px;
}

.site-footer .footer-qrcode p {
  font-size: 13px;
}

.site-footer .footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 20px 0;
  text-align: center;
  font-size: 13px;
}

.site-footer .footer-bottom a {
  color: rgba(255, 255, 255, 0.6);
}

.site-footer .footer-bottom a:hover {
  color: var(--color-accent);
}

/* ========================================
   页面内页通用
   ======================================== */

/* 面包屑 */
.page-banner {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-white);
  padding: 100px 0 60px;
  text-align: center;
}

.page-banner h1 {
  font-size: 36px;
  margin-bottom: 10px;
}

.page-banner .breadcrumb {
  justify-content: center;
  margin-top: 15px;
}

.page-banner .breadcrumb-item {
  font-size: 14px;
  color: rgba(115, 107, 107, 0.7);
}

.page-banner .breadcrumb-item a {
  color: rgba(115, 107, 107, 0.7);
}

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

.page-banner .breadcrumb-item.active {
  color: var(--color-accent);
}

.page-banner .breadcrumb-item + .breadcrumb-item::before {
  color: rgba(255, 255, 255, 0.5);
}

/* ========================================
   机构介绍页
   ======================================== */
.about-intro {
  padding: 80px 0;
}

.about-intro .intro-text h2 {
  font-size: 28px;
  color: var(--color-primary);
  margin-bottom: 20px;
}

.about-intro .intro-text p {
  font-size: 15px;
  color: var(--color-text-light);
  line-height: 2;
  margin-bottom: 15px;
}

/* 时间轴 */
.timeline-section {
  padding: 80px 0;
  background: var(--color-bg);
}

.timeline {
  position: relative;
  padding: 20px 0;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--color-primary);
  transform: translateX(-50%);
}

.timeline-item {
  position: relative;
  width: 50%;
  padding: 20px 40px;
}

.timeline-item:nth-child(odd) {
  left: 0;
  text-align: right;
}

.timeline-item:nth-child(even) {
  left: 50%;
  text-align: left;
}

.timeline-item .timeline-dot {
  position: absolute;
  top: 30px;
  width: 16px;
  height: 16px;
  background: var(--color-accent);
  border: 3px solid var(--color-white);
  border-radius: 50%;
  z-index: 1;
}

.timeline-item:nth-child(odd) .timeline-dot {
  right: -8px;
}

.timeline-item:nth-child(even) .timeline-dot {
  left: -8px;
}

.timeline-item .timeline-content {
  background: var(--color-white);
  padding: 20px;
  border-radius: var(--radius);
  box-shadow: 0 2px 15px var(--color-shadow);
}

.timeline-item .timeline-content .year {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 5px;
}

.timeline-item .timeline-content h3 {
  font-size: 16px;
  color: var(--color-primary);
  margin-bottom: 8px;
}

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

/* 数据统计 */
.stats-section {
  padding: 60px 0;
  background: var(--color-primary);
  color: var(--color-white);
}

.stat-item {
  text-align: center;
  padding: 20px;
}

.stat-item .stat-number {
  font-size: 48px;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 5px;
}

.stat-item .stat-label {
  font-size: 15px;
  opacity: 0.85;
}

/* ========================================
   师资团队页
   ======================================== */
.teacher-section {
  padding: 80px 0;
}

.teacher-tabs {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.teacher-tabs .tab-btn {
  padding: 10px 25px;
  border: 2px solid var(--color-border);
  border-radius: 30px;
  background: var(--color-white);
  color: var(--color-text);
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition);
}

.teacher-tabs .tab-btn:hover,
.teacher-tabs .tab-btn.active {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.teacher-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 2px 15px var(--color-shadow);
  transition: var(--transition);
  height: 100%;
}

.teacher-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(26, 58, 92, 0.15);
}

.teacher-card .teacher-img {
  height: 260px;
  overflow: hidden;
}

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

.teacher-card:hover .teacher-img img {
  transform: scale(1.05);
}

.teacher-card .teacher-info {
  padding: 20px;
  text-align: center;
}

.teacher-card .teacher-info h3 {
  font-size: 18px;
  color: var(--color-primary);
  margin-bottom: 5px;
}

.teacher-card .teacher-info .title {
  font-size: 13px;
  color: var(--color-accent);
  margin-bottom: 10px;
}

.teacher-card .teacher-info .years {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 10px;
}

.teacher-card .teacher-info .tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px;
}

.teacher-card .teacher-info .tags span {
  padding: 3px 10px;
  background: var(--color-bg);
  color: var(--color-text-light);
  border-radius: 20px;
  font-size: 12px;
}

/* ========================================
   课程列表页
   ======================================== */
.course-list-section {
  padding: 60px 0;
}

.course-filter {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.course-filter .filter-btn {
  padding: 8px 22px;
  border: 2px solid var(--color-border);
  border-radius: 30px;
  background: var(--color-white);
  color: var(--color-text);
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition);
}

.course-filter .filter-btn:hover,
.course-filter .filter-btn.active {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.course-list-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 2px 15px var(--color-shadow);
  transition: var(--transition);
  margin-bottom: 25px;
  display: flex;
}

.course-list-card:hover {
  box-shadow: 0 8px 30px rgba(26, 58, 92, 0.15);
}

.course-list-card .card-img {
  width: 300px;
  min-height: 200px;
  overflow: hidden;
  flex-shrink: 0;
}

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

.course-list-card:hover .card-img img {
  transform: scale(1.05);
}

.course-list-card .card-body {
  padding: 25px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.course-list-card .card-body h3 {
  font-size: 20px;
  color: var(--color-primary);
  margin-bottom: 10px;
}

.course-list-card .card-body h3 a {
  color: var(--color-primary);
}

.course-list-card .card-body h3 a:hover {
  color: var(--color-accent);
}

.course-list-card .card-body .meta-row {
  display: flex;
  gap: 20px;
  margin-bottom: 10px;
  font-size: 13px;
  color: var(--color-text-muted);
}

.course-list-card .card-body .meta-row i {
  color: var(--color-accent);
  margin-right: 5px;
}

.course-list-card .card-body .desc {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  flex: 1;
}

.course-list-card .card-body .card-action {
  margin-top: 15px;
}

/* 分页 */
.pagination-wrap {
  text-align: center;
  margin-top: 40px;
}

.pagination-wrap .pagination {
  display: inline-flex;
  gap: 5px;
}

.pagination-wrap .pagination .page-item .page-link {
  border: 1px solid var(--color-border);
  color: var(--color-text);
  border-radius: var(--radius);
  padding: 8px 14px;
  font-size: 14px;
  transition: var(--transition);
}

.pagination-wrap .pagination .page-item .page-link:hover {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.pagination-wrap .pagination .page-item.active .page-link {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

/* ========================================
   课程详情页
   ======================================== */
.course-detail-section {
  padding: 60px 0;
}

.course-detail-header {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 30px;
  box-shadow: 0 2px 15px var(--color-shadow);
  margin-bottom: 30px;
}

.course-detail-header h1 {
  font-size: 28px;
  color: var(--color-primary);
  margin-bottom: 15px;
}

.course-detail-header .meta-row {
  display: flex;
  gap: 25px;
  font-size: 14px;
  color: var(--color-text-muted);
  flex-wrap: wrap;
}

.course-detail-header .meta-row i {
  color: var(--color-accent);
  margin-right: 5px;
}

.course-detail-body {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 30px;
  box-shadow: 0 2px 15px var(--color-shadow);
}

.course-detail-body .content-title {
  font-size: 20px;
  color: var(--color-primary);
  margin-bottom: 15px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--color-accent);
}

.course-detail-body .content {
  font-size: 15px;
  color: var(--color-text-light);
  line-height: 2;
}

.course-detail-body .content img {
  max-width: 100%;
  border-radius: var(--radius);
  margin: 15px 0;
}

.course-detail-sidebar {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 25px;
  box-shadow: 0 2px 15px var(--color-shadow);
}

.course-detail-sidebar h3 {
  font-size: 18px;
  color: var(--color-primary);
  margin-bottom: 15px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--color-accent);
}

.course-detail-sidebar .info-list li {
  padding: 10px 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 14px;
  display: flex;
  justify-content: space-between;
}

.course-detail-sidebar .info-list li:last-child {
  border-bottom: none;
}

.course-detail-sidebar .info-list li .label {
  color: var(--color-text-muted);
}

.course-detail-sidebar .info-list li .value {
  color: var(--color-text);
  font-weight: 500;
}

.course-consult-bar {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  border-radius: var(--radius-lg);
  padding: 25px;
  color: var(--color-white);
  text-align: center;
  margin-top: 20px;
}

.course-consult-bar h4 {
  font-size: 18px;
  margin-bottom: 10px;
}

.course-consult-bar p {
  font-size: 14px;
  opacity: 0.85;
  margin-bottom: 15px;
}

/* ========================================
   联系我们页
   ======================================== */
.contact-section {
  padding: 60px 0;
}

.contact-info-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 30px;
  box-shadow: 0 2px 15px var(--color-shadow);
  margin-bottom: 25px;
}

.contact-info-card h3 {
  font-size: 20px;
  color: var(--color-primary);
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--color-accent);
}

.contact-info-card .info-item {
  display: flex;
  align-items: flex-start;
  margin-bottom: 18px;
}

.contact-info-card .info-item i {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  margin-right: 15px;
  flex-shrink: 0;
}

.contact-info-card .info-item .info-text h4 {
  font-size: 15px;
  color: var(--color-text);
  margin-bottom: 3px;
}

.contact-info-card .info-item .info-text p {
  font-size: 14px;
  color: var(--color-text-muted);
}

.contact-qrcode {
  text-align: center;
  margin-top: 20px;
}

.contact-qrcode img {
  width: 140px;
  height: 140px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
}

.contact-qrcode p {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-top: 8px;
}

.contact-form-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 30px;
  box-shadow: 0 2px 15px var(--color-shadow);
}

.contact-form-card h3 {
  font-size: 20px;
  color: var(--color-primary);
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--color-accent);
}

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

.contact-form-card .form-group label {
  font-size: 14px;
  color: var(--color-text);
  margin-bottom: 6px;
  display: block;
  font-weight: 500;
}

.contact-form-card .form-group input,
.contact-form-card .form-group textarea,
.contact-form-card .form-group select {
  width: 100%;
  padding: 10px 15px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 14px;
  color: var(--color-text);
  transition: var(--transition);
  font-family: var(--font-family);
}

.contact-form-card .form-group input:focus,
.contact-form-card .form-group textarea:focus,
.contact-form-card .form-group select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(26, 58, 92, 0.1);
}

.contact-form-card .form-group textarea {
  height: 120px;
  resize: vertical;
}

.map-container {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 2px 15px var(--color-shadow);
  margin-bottom: 25px;
}

.map-container iframe {
  width: 100%;
  height: 350px;
  border: none;
}

/* ========================================
   新闻列表页
   ======================================== */
.news-section {
  padding: 60px 0;
}

.news-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 2px 15px var(--color-shadow);
  transition: var(--transition);
  margin-bottom: 25px;
  display: flex;
}

.news-card:hover {
  box-shadow: 0 8px 30px rgba(26, 58, 92, 0.15);
}

.news-card .news-img {
  width: 260px;
  min-height: 180px;
  overflow: hidden;
  flex-shrink: 0;
}

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

.news-card:hover .news-img img {
  transform: scale(1.05);
}

.news-card .news-body {
  padding: 20px 25px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.news-card .news-body .date {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 8px;
}

.news-card .news-body .date i {
  color: var(--color-accent);
  margin-right: 5px;
}

.news-card .news-body h3 {
  font-size: 18px;
  margin-bottom: 10px;
}

.news-card .news-body h3 a {
  color: var(--color-primary);
}

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

.news-card .news-body .desc {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  flex: 1;
}

.news-card .news-body .read-more {
  margin-top: 10px;
  font-size: 14px;
  color: var(--color-accent);
  font-weight: 500;
}

.news-card .news-body .read-more:hover {
  color: var(--color-accent-dark);
}

/* ========================================
   新闻详情页
   ======================================== */
.news-detail-section {
  padding: 60px 0;
}

.news-detail-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: 0 2px 15px var(--color-shadow);
}

.news-detail-card h1 {
  font-size: 28px;
  color: var(--color-primary);
  margin-bottom: 15px;
}

.news-detail-card .meta {
  display: flex;
  gap: 20px;
  font-size: 14px;
  color: var(--color-text-muted);
  margin-bottom: 25px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--color-border);
}

.news-detail-card .meta i {
  color: var(--color-accent);
  margin-right: 5px;
}

.news-detail-card .content {
  font-size: 15px;
  color: var(--color-text-light);
  line-height: 2;
}

.news-detail-card .content img {
  max-width: 100%;
  border-radius: var(--radius);
  margin: 15px 0;
}

.news-detail-card .content p {
  margin-bottom: 15px;
}

/* ========================================
   客户案例列表页
   ======================================== */
.case-section {
  padding: 60px 0;
}

.case-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 2px 15px var(--color-shadow);
  height: 100%;
  transition: all 0.3s ease;
}

.case-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(26, 58, 92, 0.15);
}

.case-card .case-img {
  position: relative;
  overflow: hidden;
  height: 220px;
  background: var(--color-bg);
}

.case-card .case-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

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

.case-card .case-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(26, 58, 92, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.case-card:hover .case-overlay {
  opacity: 1;
}

.case-card .case-overlay i {
  color: var(--color-white);
  font-size: 32px;
}

.case-card .case-body {
  padding: 20px;
}

.case-card .case-tag {
  display: inline-block;
  padding: 3px 10px;
  background: var(--color-accent);
  color: var(--color-white);
  font-size: 12px;
  border-radius: var(--radius);
  margin-bottom: 10px;
}

.case-card .case-body h3 {
  font-size: 18px;
  margin-bottom: 10px;
}

.case-card .case-body h3 a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.3s;
}

.case-card .case-body h3 a:hover {
  color: var(--color-accent);
}

.case-card .case-desc {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 15px;
  min-height: 48px;
}

.case-card .case-more {
  color: var(--color-accent);
  font-size: 14px;
  text-decoration: none;
  transition: all 0.3s;
}

.case-card .case-more:hover {
  color: var(--color-primary);
  padding-left: 5px;
}

/* ========================================
   客户案例详情页
   ======================================== */
.case-detail-section {
  padding: 60px 0;
}

.case-detail-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: 0 2px 15px var(--color-shadow);
}

.case-detail-card h1 {
  font-size: 28px;
  color: var(--color-primary);
  margin-bottom: 15px;
}

.case-detail-card .meta {
  display: flex;
  gap: 20px;
  font-size: 14px;
  color: var(--color-text-muted);
  margin-bottom: 25px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--color-border);
}

.case-detail-card .meta i {
  color: var(--color-accent);
  margin-right: 5px;
}

.case-detail-card .content {
  font-size: 15px;
  color: var(--color-text-light);
  line-height: 2;
}

.case-detail-card .content img {
  max-width: 100%;
  border-radius: var(--radius);
  margin: 15px 0;
}

.news-nav {
  display: flex;
  justify-content: space-between;
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px solid var(--color-border);
}

.news-nav a {
  font-size: 14px;
  color: var(--color-text-light);
  max-width: 45%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.news-nav a:hover {
  color: var(--color-primary);
}

.news-nav a i {
  margin-right: 5px;
}

/* ========================================
   证书查询页
   ======================================== */
.cert-section {
  padding: 60px 0;
  min-height: 500px;
}

.cert-search-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: 0 2px 15px var(--color-shadow);
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}

.cert-search-card .cert-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.cert-search-card .cert-icon i {
  font-size: 36px;
  color: var(--color-white);
}

.cert-search-card h2 {
  font-size: 24px;
  color: var(--color-primary);
  margin-bottom: 10px;
}

.cert-search-card p {
  font-size: 14px;
  color: var(--color-text-muted);
  margin-bottom: 25px;
}

.cert-search-card .search-form {
  display: flex;
  gap: 10px;
  max-width: 450px;
  margin: 0 auto;
}

.cert-search-card .search-form input {
  flex: 1;
  padding: 12px 18px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 14px;
  transition: var(--transition);
}

.cert-search-card .search-form input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(26, 58, 92, 0.1);
}

.cert-search-card .search-form button {
  padding: 12px 28px;
  background: var(--color-primary);
  color: var(--color-white);
  border: none;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.cert-search-card .search-form button:hover {
  background: var(--color-primary-light);
}

/* 查询结果 */
.cert-result {
  max-width: 600px;
  margin: 30px auto 0;
  display: none;
}

.cert-result.show {
  display: block;
}

.cert-result-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 30px;
  box-shadow: 0 2px 15px var(--color-shadow);
  border: 2px solid var(--color-accent);
}

.cert-result-card .result-header {
  text-align: center;
  margin-bottom: 20px;
  padding-bottom: 15px;
  border-bottom: 1px solid var(--color-border);
}

.cert-result-card .result-header .success-icon {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: #28a745;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 10px;
}

.cert-result-card .result-header .success-icon i {
  font-size: 24px;
  color: var(--color-white);
}

.cert-result-card .result-header h3 {
  font-size: 18px;
  color: #28a745;
}

.cert-result-card .result-info {
  margin-bottom: 20px;
}

.cert-result-card .result-info .info-row {
  display: flex;
  padding: 10px 0;
  border-bottom: 1px dashed var(--color-border);
  font-size: 14px;
}

.cert-result-card .result-info .info-row:last-child {
  border-bottom: none;
}

.cert-result-card .result-info .info-row .label {
  width: 100px;
  color: var(--color-text-muted);
  flex-shrink: 0;
}

.cert-result-card .result-info .info-row .value {
  color: var(--color-text);
  font-weight: 500;
}

.cert-result-card .download-btn {
  text-align: center;
}

/* 证书列表项 */
.cert-list {
  margin-top: 15px;
}

.cert-item {
  background: var(--color-bg);
  border-radius: 10px;
  padding: 20px;
  margin-bottom: 15px;
  transition: all 0.3s ease;
  border: 1px solid transparent;
}

.cert-item:hover {
  border-color: var(--color-primary);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  transform: translateY(-2px);
}

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

.cert-item-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid #eee;
}

.cert-item-course {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-primary);
}

.cert-item-status {
  font-size: 13px;
  color: #28a745;
  background: rgba(40, 167, 69, 0.1);
  padding: 3px 12px;
  border-radius: 20px;
  font-weight: 500;
}

.cert-item-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 20px;
}

.cert-item-row {
  display: flex;
  font-size: 14px;
  line-height: 1.8;
}

.cert-item-row .label {
  color: var(--color-text-light);
  min-width: 70px;
  flex-shrink: 0;
}

.cert-item-row .value {
  color: var(--color-text);
  font-weight: 500;
}

.cert-item-footer {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid #eee;
  text-align: right;
}

.cert-item-link {
  color: var(--color-primary);
  font-size: 14px;
  font-weight: 500;
}

.cert-item-link i {
  margin-left: 4px;
  transition: transform 0.2s;
}

.cert-item:hover .cert-item-link i {
  transform: translateX(4px);
}

/* 证书详情页 */
.cert-detail-section {
  padding: 60px 0;
}

/* ========================================
   证书验真页
   ======================================== */
.cert-verify-section {
  padding: 60px 0;
}

.cert-verify-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: 0 2px 15px var(--color-shadow);
  max-width: 700px;
  margin: 0 auto;
}

.cert-verify-card .verify-status {
  text-align: center;
  margin-bottom: 30px;
}

.cert-verify-card .verify-status .status-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 15px;
}

.cert-verify-card .verify-status .status-icon.valid {
  background: #28a745;
}

.cert-verify-card .verify-status .status-icon.invalid {
  background: #dc3545;
}

.cert-verify-card .verify-status .status-icon i {
  font-size: 40px;
  color: var(--color-white);
}

.cert-verify-card .verify-status h2 {
  font-size: 24px;
  margin-bottom: 8px;
}

.cert-verify-card .verify-status h2.valid {
  color: #28a745;
}

.cert-verify-card .verify-status h2.invalid {
  color: #dc3545;
}

.cert-verify-card .verify-status p {
  font-size: 14px;
  color: var(--color-text-muted);
}

.cert-verify-card .verify-info {
  border-top: 1px solid var(--color-border);
  padding-top: 25px;
}

.cert-verify-card .verify-info h3 {
  font-size: 18px;
  color: var(--color-primary);
  margin-bottom: 15px;
}

.cert-verify-card .verify-info .info-row {
  display: flex;
  padding: 10px 0;
  border-bottom: 1px dashed var(--color-border);
  font-size: 14px;
}

.cert-verify-card .verify-info .info-row:last-child {
  border-bottom: none;
}

.cert-verify-card .verify-info .info-row .label {
  width: 120px;
  color: var(--color-text-muted);
  flex-shrink: 0;
}

.cert-verify-card .verify-info .info-row .value {
  color: var(--color-text);
  font-weight: 500;
}

/* ========================================
   滚动动画
   ======================================== */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* ========================================
   返回顶部
   ======================================== */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  z-index: 99;
  box-shadow: 0 2px 10px rgba(26, 58, 92, 0.3);
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background: var(--color-accent);
  transform: translateY(-3px);
}

/* ========================================
   响应式设计
   ======================================== */

/* 平板 768px */
@media (max-width: 768px) {
  .section-block {
    padding: 50px 0;
  }

  .section-header .section-title {
    font-size: 26px;
  }

  .section-header {
    margin-bottom: 35px;
  }

  /* 导航 */
  .main-nav .nav-list {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .mobile-nav {
    display: block;
    pointer-events: none;
    background: transparent;
  }

  .mobile-nav.active {
    pointer-events: auto;
    background: rgba(0, 0, 0, 0.5);
  }

  .header-top {
    display: none;
  }

  .header-placeholder {
    height: 70px;
  }

  /* Hero */
  .hero-banner,
  .hero-banner .swiper-slide {
    height: 400px;
  }

  .hero-banner .slide-content h1 {
    font-size: 30px;
  }

  .hero-banner .slide-content p {
    font-size: 15px;
  }

  .hero-banner .slide-content .btn-group {
    flex-direction: column;
    gap: 10px;
  }

  /* 优势 */
  .advantage-card {
    padding: 30px 20px;
  }

  /* 课程列表 */
  .course-list-card {
    flex-direction: column;
  }

  .course-list-card .card-img {
    width: 100%;
    height: 200px;
  }

  /* 新闻列表 */
  .news-card {
    flex-direction: column;
  }

  .news-card .news-img {
    width: 100%;
    height: 200px;
  }

  /* 培训现场 */
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* 证书查询快捷 */
  .cert-quick-section .cert-quick-inner {
    flex-direction: column;
    text-align: center;
    gap: 20px;
  }

  .cert-quick-section .cert-quick-form {
    flex-direction: column;
    width: 100%;
  }

  .cert-quick-section .cert-quick-form input {
    width: 100%;
  }

  /* 时间轴 */
  .timeline::before {
    left: 20px;
  }

  .timeline-item {
    width: 100%;
    left: 0 !important;
    text-align: left !important;
    padding-left: 50px;
    padding-right: 15px;
  }

  .timeline-item .timeline-dot {
    left: 12px !important;
    right: auto !important;
  }

  /* 页面Banner */
  .page-banner {
    padding: 80px 0 40px;
  }

  .page-banner h1 {
    font-size: 28px;
  }

  /* 课程详情 */
  .course-detail-header h1 {
    font-size: 22px;
  }

  /* 新闻详情 */
  .news-detail-card {
    padding: 25px;
  }

  .news-detail-card h1 {
    font-size: 22px;
  }

  .news-nav {
    flex-direction: column;
    gap: 10px;
  }

  .news-nav a {
    max-width: 100%;
  }

  /* 统计 */
  .stat-item .stat-number {
    font-size: 36px;
  }

  /* CTA */
  .cta-section h2 {
    font-size: 26px;
  }

  .cta-section .btn-group {
    flex-direction: column;
    align-items: center;
  }

  /* 底部 */
  .site-footer .footer-brand,
  .site-footer .footer-links,
  .site-footer .footer-contact {
    margin-bottom: 30px;
  }
}

/* 手机 480px */
@media (max-width: 480px) {
  .section-block {
    padding: 40px 0;
  }

  .section-header .section-title {
    font-size: 22px;
  }

  .hero-banner,
  .hero-banner .swiper-slide {
    height: 350px;
  }

  .hero-banner .slide-content h1 {
    font-size: 24px;
  }

  .hero-banner .slide-content p {
    font-size: 14px;
    margin-bottom: 20px;
  }

  .btn-primary-custom,
  .btn-accent-custom,
  .btn-outline-custom {
    padding: 10px 24px;
    font-size: 14px;
  }

  /* 培训现场 */
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }

  /* 证书查询 */
  .cert-search-card {
    padding: 25px;
  }

  .cert-search-card .search-form {
    flex-direction: column;
  }

  .cert-search-card h2 {
    font-size: 20px;
  }

  /* 页面Banner */
  .page-banner h1 {
    font-size: 24px;
  }

  /* 课程详情 */
  .course-detail-header {
    padding: 20px;
  }

  .course-detail-body {
    padding: 20px;
  }

  .course-detail-sidebar {
    padding: 20px;
  }

  /* 新闻详情 */
  .news-detail-card {
    padding: 20px;
  }

  .news-detail-card h1 {
    font-size: 20px;
  }

  .news-detail-card .meta {
    flex-direction: column;
    gap: 8px;
  }

  /* 联系表单 */
  .contact-info-card,
  .contact-form-card {
    padding: 20px;
  }

  /* 统计 */
  .stat-item .stat-number {
    font-size: 30px;
  }

  .stat-item .stat-label {
    font-size: 13px;
  }

  /* 底部 */
  .site-footer .footer-bottom {
    font-size: 12px;
  }
}

/* ========================================
   PbootCMS内容样式
   ======================================== */
.content p {
  margin-bottom: 15px;
}

.content h2,
.content h3,
.content h4 {
  color: var(--color-primary);
  margin: 20px 0 10px;
}

.content ul,
.content ol {
  padding-left: 20px;
  margin-bottom: 15px;
}

.content ul li {
  list-style: disc;
  margin-bottom: 5px;
}

.content ol li {
  list-style: decimal;
  margin-bottom: 5px;
}

.content blockquote {
  border-left: 4px solid var(--color-accent);
  padding: 15px 20px;
  background: var(--color-bg);
  margin: 15px 0;
  border-radius: 0 var(--radius) var(--radius) 0;
}

.content table {
  width: 100%;
  border-collapse: collapse;
  margin: 15px 0;
}

.content table th,
.content table td {
  border: 1px solid var(--color-border);
  padding: 10px 15px;
  font-size: 14px;
}

.content table th {
  background: var(--color-bg);
  color: var(--color-primary);
  font-weight: 600;
}