@charset "UTF-8";
:root {
  --primary: #0A2540;
  --secondary: #1D4ED8;
  --accent: #F59E0B;
  --bg: #F8FAFC;
  --text: #1E293B;
  --text-light: #64748B;
  --white: #ffffff;
  --border: #E2E8F0;
  --shadow: 0 4px 6px -1px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1);
}

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

body {
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--text);
  line-height: 1.6;
  background: var(--white);
}

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

ul {
  list-style: none;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: var(--white);
  box-shadow: var(--shadow);
  z-index: 1000;
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 700;
  color: var(--primary);
}

.logo-icon {
  font-size: 24px;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
}

.nav-toggle span {
  width: 25px;
  height: 3px;
  background: var(--primary);
  border-radius: 2px;
}

nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

nav a {
  font-size: 15px;
  color: var(--text-light);
  transition: color 0.3s;
}

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

.header-right {
  display: flex;
  gap: 12px;
}

.mobile-only {
  display: none;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 10px 20px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s;
}

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

.btn-primary:hover {
  background: #082340;
}

.btn-outline {
  border: 2px solid var(--primary);
  color: var(--primary);
  background: transparent;
}

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

/* Hero */
.hero {
  margin-top: 72px;
  background: linear-gradient(135deg, var(--primary) 0%, #1E3A5F 100%);
  padding: 80px 0;
  color: var(--white);
  text-align: center;
}

.hero h1 {
  font-size: 48px;
  margin-bottom: 16px;
}

.hero .subtitle {
  font-size: 18px;
  opacity: 0.9;
  max-width: 600px;
  margin: 0 auto 32px;
}

.search-box {
  display: flex;
  gap: 12px;
  max-width: 800px;
  margin: 0 auto;
  background: var(--white);
  padding: 16px;
  border-radius: 12px;
  flex-wrap: wrap;
}

.search-box input,
.search-box select {
  flex: 1;
  min-width: 150px;
  padding: 12px 16px;
  border: 2px solid var(--border);
  border-radius: 8px;
  font-size: 15px;
}

.search-box input:focus,
.search-box select:focus {
  outline: none;
  border-color: var(--primary);
}

/* Services */
.services {
  padding: 64px 0;
  background: var(--bg);
}

.section-header {
  text-align: center;
  margin-bottom: 40px;
}

.section-header h2 {
  font-size: 32px;
  color: var(--primary);
  margin-bottom: 12px;
}

.section-header p {
  font-size: 16px;
  color: var(--text-light);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--white);
  padding: 32px;
  border-radius: 12px;
  box-shadow: var(--shadow);
  text-align: center;
  transition: transform 0.3s, box-shadow 0.3s;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.service-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  color: var(--white);
  font-size: 20px;
  font-weight: 700;
}

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

.service-card p {
  font-size: 14px;
  color: var(--text-light);
  margin-bottom: 16px;
  line-height: 1.6;
}

.service-card a {
  color: var(--secondary);
  font-weight: 500;
}

/* Stats */
.stats {
  padding: 48px 0;
  background: var(--primary);
  color: var(--white);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}

.stat-item h3 {
  font-size: 36px;
  color: var(--accent);
  margin-bottom: 8px;
}

.stat-item p {
  font-size: 14px;
  opacity: 0.9;
}

/* Jobs */
.jobs {
  padding: 64px 0;
}

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

.job-card {
  background: var(--white);
  border: 1px solid var(--border);
  padding: 24px;
  border-radius: 12px;
  transition: box-shadow 0.3s;
}

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

.job-card h4 {
  font-size: 18px;
  color: var(--primary);
  margin-bottom: 12px;
}

.job-meta {
  display: flex;
  gap: 16px;
  font-size: 14px;
  color: var(--text-light);
  margin-bottom: 12px;
}

.job-salary {
  font-size: 16px;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 16px;
}

/* Blog */
.blog {
  padding: 64px 0;
  background: var(--bg);
}

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

.blog-card {
  background: var(--white);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform 0.3s;
}

.blog-card:hover {
  transform: translateY(-4px);
}

.blog-card-content {
  padding: 24px;
}

.blog-card h4 {
  font-size: 18px;
  color: var(--primary);
  margin-bottom: 12px;
}

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

/* Footer */
footer {
  background: var(--primary);
  color: var(--white);
  padding: 48px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 32px;
}

.footer-brand p {
  font-size: 14px;
  opacity: 0.8;
  line-height: 1.6;
  margin-top: 16px;
}

.footer-col h4 {
  font-size: 16px;
  margin-bottom: 16px;
}

.footer-col ul li {
  margin-bottom: 12px;
}

.footer-col ul li a {
  font-size: 14px;
  opacity: 0.8;
  transition: opacity 0.3s;
}

.footer-col ul li a:hover {
  opacity: 1;
}

.footer-bottom {
  text-align: center;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.1);
}

.footer-bottom p {
  font-size: 14px;
  opacity: 0.7;
}

/* Salary Table */
.salary-hero {
  background: linear-gradient(135deg, var(--primary) 0%, #1E3A5F 100%);
  padding: 60px 0;
  color: var(--white);
  text-align: center;
}

.salary-hero h1 {
  font-size: 36px;
  margin-bottom: 12px;
}

.salary-hero p {
  font-size: 18px;
  opacity: 0.9;
}

.salary-hero .update-time {
  margin-top: 12px;
  font-size: 13px;
  opacity: 0.7;
}

.summary-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 40px;
}

.summary-stat {
  background: var(--white);
  padding: 24px;
  border-radius: 12px;
  text-align: center;
  box-shadow: var(--shadow);
}

.summary-stat h3 {
  font-size: 28px;
  color: var(--accent);
  margin-bottom: 6px;
}

.summary-stat p {
  font-size: 14px;
  color: var(--text-light);
}

.salary-filters {
  display: flex;
  gap: 16px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.salary-filters select {
  padding: 12px 20px;
  border: 2px solid var(--border);
  border-radius: 8px;
  font-size: 15px;
  background: var(--white);
  min-width: 180px;
  cursor: pointer;
}

.salary-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--white);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow);
  margin-bottom: 32px;
}

.salary-table th {
  background: var(--primary);
  color: var(--white);
  padding: 14px 16px;
  text-align: left;
  font-weight: 500;
}

.salary-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
}

.salary-table tr:nth-child(even) {
  background: var(--bg);
}

.salary-table tr:hover {
  background: #EFF6FF;
}

.salary-table td:first-child {
  font-weight: 500;
  color: var(--primary);
}

/* Training */
.training-hero {
  background: linear-gradient(135deg, var(--primary) 0%, #1E3A5F 100%);
  padding: 80px 0;
  color: var(--white);
  text-align: center;
}

.training-hero h1 {
  font-size: 42px;
  margin-bottom: 16px;
}

.training-hero p {
  font-size: 20px;
  opacity: 0.9;
  max-width: 600px;
  margin: 0 auto;
}

.hero-features {
  display: flex;
  justify-content: center;
  gap: 32px;
  margin-top: 32px;
  flex-wrap: wrap;
}

.hero-feature {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
}

.hero-feature-icon {
  width: 32px;
  height: 32px;
  background: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
}

.training-categories {
  padding: 64px 0;
}

.categories-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.category-card {
  background: var(--white);
  padding: 24px;
  border-radius: 12px;
  box-shadow: var(--shadow);
  text-align: center;
}

.category-icon {
  width: 50px;
  height: 50px;
  background: var(--primary);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-size: 12px;
  font-weight: 700;
}

.category-card h3 {
  font-size: 18px;
  color: var(--primary);
  margin-bottom: 8px;
}

.category-card p {
  font-size: 14px;
  color: var(--text-light);
  margin-bottom: 12px;
}

.price {
  font-size: 20px;
  font-weight: 700;
  color: var(--accent);
}

.price span {
  font-size: 14px;
  font-weight: 400;
}

.job-positions {
  padding: 64px 0;
  background: var(--bg);
}

.positions-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.position-card {
  background: var(--white);
  padding: 20px;
  border-radius: 8px;
  text-align: center;
  box-shadow: var(--shadow);
}

.job-tag-icon {
  width: 40px;
  height: 40px;
  background: var(--primary);
  color: var(--white);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 12px;
  font-size: 10px;
  font-weight: 700;
}

.position-card h4 {
  font-size: 16px;
  color: var(--primary);
  margin-bottom: 4px;
}

.position-card p {
  font-size: 12px;
  color: var(--text-light);
}

/* Search Filters */
.search-filters {
  display: flex;
  gap: 12px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.search-filters input,
.search-filters select {
  flex: 1;
  min-width: 180px;
  padding: 12px 16px;
  border: 2px solid var(--border);
  border-radius: 8px;
  font-size: 15px;
}

.search-filters input:focus,
.search-filters select:focus {
  outline: none;
  border-color: var(--primary);
}

/* About */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.about-image {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  height: 300px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 18px;
}

.advantages-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.advantage-item {
  background: var(--white);
  padding: 20px;
  border-radius: 12px;
  box-shadow: var(--shadow);
}

.advantage-item h3 {
  font-size: 18px;
  color: var(--primary);
  margin-bottom: 8px;
}

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

/* Why Us Grid */
.why-us-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.why-us-item {
  background: var(--white);
  padding: 32px;
  border-radius: 12px;
  text-align: center;
  box-shadow: var(--shadow);
}

.why-us-item h3 {
  font-size: 28px;
  color: var(--primary);
  margin-bottom: 8px;
}

.why-us-item p {
  font-size: 14px;
  color: var(--text-light);
}

/* Responsive */
@media (max-width: 1024px) {
  .services-grid,
  .categories-grid,
  .positions-grid,
  .stats-grid,
  .why-us-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }
  
  nav {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 20px;
    box-shadow: var(--shadow);
  }
  
  nav.active {
    display: flex;
  }
  
  nav a {
    padding: 12px 0;
  }
  
  .mobile-only {
    display: block;
  }
  
  .header-right {
    display: none;
  }
  
  .hero h1 {
    font-size: 32px;
  }
  
  .search-box {
    flex-direction: column;
  }
  
  .services-grid,
  .jobs-grid,
  .blog-grid,
  .categories-grid,
  .positions-grid,
  .stats-grid,
  .summary-stats,
  .why-us-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .about-grid {
    grid-template-columns: 1fr;
  }
}

/* Animation */
.animate-in {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.6s ease forwards;
}

.delay-1 {
  animation-delay: 0.1s;
}

.delay-2 {
  animation-delay: 0.2s;
}

.delay-3 {
  animation-delay: 0.3s;
}

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}