@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@300;400;500;600;700&display=swap');

:root {
  --primary-color: #0A2463;
  --primary-light: #1E3A8A;
  --primary-dark: #071A47;
  --accent-color: #D4AF37;
  --accent-light: #E5C14E;
  --text-primary: #2D3748;
  --text-secondary: #4A5568;
  --text-light: #718096;
  --bg-primary: #FFFFFF;
  --bg-secondary: #F7FAFC;
  --bg-dark: #1A202C;
  --border-color: #E2E8F0;
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  line-height: 1.6;
  min-height: 100vh;
}

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

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  transition: all var(--transition-normal);
}

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

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 15px 20px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.logo-img {
  width: 45px;
  height: 45px;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 20px;
}

.logo-text {
  font-size: 18px;
  font-weight: 600;
  color: var(--primary-color);
}

.logo-subtitle {
  font-size: 10px;
  color: var(--text-light);
}

.nav {
  display: none;
}

.nav-link {
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary-color);
  background-color: rgba(10, 36, 99, 0.08);
}

.nav-phone {
  display: none;
  align-items: center;
  gap: 8px;
  color: var(--primary-color);
  font-weight: 600;
  font-size: 14px;
}

.hamburger {
  width: 36px;
  height: 36px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  cursor: pointer;
  border: none;
  background: none;
}

.hamburger span {
  width: 24px;
  height: 2px;
  background-color: var(--text-primary);
  transition: all var(--transition-normal);
}

.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(6px, -6px);
}

.mobile-menu {
  position: fixed;
  top: 65px;
  left: 0;
  right: 0;
  background: white;
  box-shadow: var(--shadow-lg);
  padding: 20px;
  transform: translateY(-150%);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
  z-index: 999;
}

.mobile-menu.active {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
}

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

.mobile-nav-link {
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 16px;
  font-weight: 500;
  padding: 12px 20px;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
  color: var(--primary-color);
  background-color: rgba(10, 36, 99, 0.08);
}

.mobile-contact {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--border-color);
}

.mobile-contact-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  color: var(--text-secondary);
  font-size: 14px;
}

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 50%, var(--primary-light) 100%);
}

.hero-bg::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");
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  color: white;
  padding: 100px 20px 40px;
}

.hero-slogan {
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 3px;
  margin-bottom: 20px;
  opacity: 0.9;
}

.hero-title {
  font-size: 32px;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 20px;
}

.hero-title span {
  color: var(--accent-color);
}

.hero-desc {
  font-size: 15px;
  opacity: 0.85;
  margin-bottom: 30px;
  line-height: 1.8;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 30px;
  margin-bottom: 40px;
}

.stat-item {
  text-align: center;
}

.stat-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--accent-color);
}

.stat-label {
  font-size: 12px;
  opacity: 0.8;
  margin-top: 5px;
}

.hero-buttons {
  display: flex;
  flex-direction: column;
  gap: 15px;
  justify-content: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  transition: all var(--transition-normal);
  cursor: pointer;
  border: none;
}

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

.btn-primary:hover {
  background-color: var(--accent-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background-color: transparent;
  color: white;
  border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: white;
}

.section {
  padding: 60px 20px;
}

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

.section-title h2 {
  font-size: 26px;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 10px;
}

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

.section-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
  margin: 15px auto 0;
  border-radius: 2px;
}

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

.service-card {
  background: white;
  padding: 25px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: all var(--transition-normal);
  cursor: pointer;
  border: 1px solid var(--border-color);
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
  border-color: var(--accent-color);
}

.service-icon {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 15px;
  color: white;
}

.service-icon svg {
  width: 24px;
  height: 24px;
}

.service-card h3 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.service-card p {
  font-size: 12px;
  color: var(--text-light);
  line-height: 1.6;
}

.features-section {
  background: var(--bg-secondary);
}

.features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 25px;
}

.feature-card {
  background: white;
  padding: 30px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  text-align: center;
}

.feature-icon {
  width: 60px;
  height: 60px;
  background: rgba(10, 36, 99, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  color: var(--primary-color);
}

.feature-icon svg {
  width: 30px;
  height: 30px;
}

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

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

.cases-section {
  padding-bottom: 80px;
}

.cases-scroll {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  padding: 10px 0;
  scrollbar-width: none;
}

.cases-scroll::-webkit-scrollbar {
  display: none;
}

.case-card {
  flex: 0 0 85%;
  background: white;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.case-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.case-image {
  height: 180px;
  background: linear-gradient(135deg, var(--primary-light), var(--primary-color));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.case-image svg {
  width: 40px;
  height: 40px;
  opacity: 0.5;
}

.case-info {
  padding: 20px;
}

.case-category {
  font-size: 12px;
  color: var(--accent-color);
  font-weight: 500;
  margin-bottom: 8px;
}

.case-card h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 10px;
  line-height: 1.4;
}

.case-card p {
  font-size: 13px;
  color: var(--text-light);
  line-height: 1.6;
}

.footer {
  background: var(--primary-dark);
  color: white;
  padding: 40px 20px;
}

.footer-content {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.footer-brand {
  text-align: center;
}

.footer-brand h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 10px;
}

.footer-brand p {
  font-size: 13px;
  opacity: 0.7;
  line-height: 1.6;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
  text-align: center;
}

.footer-links h4 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 10px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  font-size: 13px;
  transition: color var(--transition-fast);
}

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

.footer-contact {
  text-align: center;
}

.footer-contact h4 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 15px;
}

.footer-contact-item {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 8px 0;
  font-size: 13px;
  opacity: 0.8;
}

.footer-bottom {
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 12px;
  opacity: 0.5;
}

/* ICP备案信息栏 */
.icp-bar {
  background: #1a1a1a;
  color: #999;
  padding: 15px 20px;
  text-align: center;
  font-size: 12px;
}

.icp-bar p {
  margin: 0;
}

.icp-bar a {
  color: #999;
  text-decoration: none;
}

.icp-bar a:hover {
  color: var(--accent-color);
}

.about-hero {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
  color: white;
  padding: 100px 20px 40px;
  text-align: center;
}

.about-hero h1 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 10px;
}

.about-hero p {
  font-size: 14px;
  opacity: 0.8;
}

.about-content {
  padding: 40px 20px;
}

.about-section {
  margin-bottom: 40px;
}

.about-section h2 {
  font-size: 22px;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: 20px;
}

.about-section p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 15px;
}

.about-section ul {
  list-style: none;
  padding-left: 0;
}

.about-section li {
  font-size: 15px;
  color: var(--text-secondary);
  padding: 8px 0;
  padding-left: 25px;
  position: relative;
}

.about-section li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 14px;
  width: 6px;
  height: 6px;
  background: var(--accent-color);
  border-radius: 50%;
}

.culture-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.culture-card {
  background: var(--bg-secondary);
  padding: 25px;
  border-radius: var(--radius-lg);
  text-align: center;
}

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

.culture-card p {
  font-size: 14px;
  color: var(--text-secondary);
}

.org-chart {
  background: white;
  padding: 25px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.org-chart-item {
  text-align: center;
  padding: 15px;
  margin-bottom: 15px;
}

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

.org-chart-item.main {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
  color: white;
  border-radius: var(--radius-md);
}

.org-chart-item.sub {
  background: var(--bg-secondary);
  border-radius: var(--radius-sm);
}

.org-chart-item.main h4 {
  font-size: 16px;
  font-weight: 600;
}

.org-chart-item.sub h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--primary-color);
}

.org-chart-item.sub p {
  font-size: 12px;
  color: var(--text-light);
  margin-top: 5px;
}

.services-page {
  padding: 100px 20px 40px;
}

.services-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 30px;
  justify-content: center;
}

.filter-btn {
  padding: 10px 20px;
  border-radius: 25px;
  border: 1px solid var(--border-color);
  background: white;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

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

.services-detail {
  background: white;
  padding: 30px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.services-detail h2 {
  font-size: 22px;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: 20px;
}

.services-detail p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 20px;
}

.services-detail ul {
  list-style: none;
  padding-left: 0;
}

.services-detail li {
  font-size: 14px;
  color: var(--text-secondary);
  padding: 10px 0;
  padding-left: 28px;
  position: relative;
  border-bottom: 1px solid var(--border-color);
}

.services-detail li:last-child {
  border-bottom: none;
}

.services-detail li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 15px;
  width: 8px;
  height: 8px;
  background: var(--accent-color);
  border-radius: 50%;
  border: 2px solid var(--primary-color);
}

.experts-page {
  padding: 100px 20px 40px;
}

.experts-intro {
  background: var(--bg-secondary);
  padding: 30px;
  border-radius: var(--radius-lg);
  margin-bottom: 40px;
  text-align: center;
}

.experts-intro h2 {
  font-size: 22px;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: 15px;
}

.experts-intro p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.8;
}

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

.expert-card {
  background: white;
  padding: 20px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: all var(--transition-normal);
}

.expert-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.expert-avatar {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--primary-light), var(--primary-color));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 12px;
  color: white;
  font-size: 20px;
  font-weight: 600;
}

.expert-card h3 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 5px;
}

.expert-card .title {
  font-size: 12px;
  color: var(--accent-color);
  font-weight: 500;
  margin-bottom: 8px;
}

.expert-card .expertise {
  font-size: 12px;
  color: var(--text-light);
  line-height: 1.5;
}

.cases-page {
  padding: 100px 20px 40px;
}

.cases-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 30px;
  justify-content: center;
}

.cases-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.case-card-full {
  background: white;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.case-card-full:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.case-card-full .case-image {
  height: 160px;
}

.case-card-full .case-info {
  padding: 20px;
}

.case-detail-page {
  padding: 100px 20px 40px;
}

.case-detail-header {
  background: var(--bg-secondary);
  padding: 30px;
  border-radius: var(--radius-lg);
  margin-bottom: 30px;
}

.case-detail-header .case-category {
  margin-bottom: 15px;
}

.case-detail-header h1 {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 15px;
}

.case-detail-header p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.8;
}

.case-detail-content {
  background: white;
  padding: 30px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

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

.case-detail-content p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 15px;
}

.contact-page {
  padding: 100px 20px 40px;
}

.contact-info {
  background: white;
  padding: 30px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  margin-bottom: 30px;
}

.contact-info h2 {
  font-size: 22px;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: 25px;
}

.contact-info-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.contact-info-card {
  display: flex;
  align-items: flex-start;
  gap: 15px;
}

.contact-info-icon {
  width: 45px;
  height: 45px;
  background: rgba(10, 36, 99, 0.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-color);
  flex-shrink: 0;
}

.contact-info-icon svg {
  width: 20px;
  height: 20px;
}

.contact-info-content h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 5px;
}

.contact-info-content p {
  font-size: 14px;
  color: var(--text-secondary);
}

.contact-form {
  background: white;
  padding: 30px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.contact-form h2 {
  font-size: 22px;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: 25px;
}

.form-group {
  margin-bottom: 20px;
}

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

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: 14px;
  color: var(--text-primary);
  font-family: inherit;
  transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
}

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

.map-section {
  margin-top: 30px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 250px;
  background: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.map-placeholder {
  text-align: center;
  color: var(--text-light);
}

.map-placeholder svg {
  width: 40px;
  height: 40px;
  margin-bottom: 10px;
  opacity: 0.5;
}

.back-top {
  position: fixed;
  bottom: 30px;
  right: 20px;
  width: 45px;
  height: 45px;
  background: var(--primary-color);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
  z-index: 100;
}

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

.back-top:hover {
  background: var(--primary-light);
  transform: translateY(-2px);
}

@media (min-width: 768px) {
  .container {
    padding: 0 40px;
  }

  .header-content {
    padding: 20px 40px;
  }

  .logo-img {
    width: 50px;
    height: 50px;
    font-size: 22px;
  }

  .logo-text {
    font-size: 20px;
  }

  .nav {
    display: flex;
    gap: 5px;
  }

  .nav-phone {
    display: flex;
  }

  .hamburger {
    display: none;
  }

  .hero-title {
    font-size: 42px;
  }

  .hero-desc {
    font-size: 17px;
  }

  .hero-stats {
    gap: 50px;
  }

  .stat-value {
    font-size: 36px;
  }

  .stat-label {
    font-size: 14px;
  }

  .hero-buttons {
    flex-direction: row;
    gap: 20px;
  }

  .section {
    padding: 80px 40px;
  }

  .section-title h2 {
    font-size: 32px;
  }

  .services-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
  }

  .features-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
  }

  .case-card {
    flex: 0 0 30%;
  }

  .footer-content {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
  }

  .footer-brand,
  .footer-links,
  .footer-contact {
    text-align: left;
  }

  .about-hero {
    padding: 120px 40px 60px;
  }

  .about-hero h1 {
    font-size: 36px;
  }

  .about-content {
    padding: 60px 40px;
  }

  .culture-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
  }

  .org-chart {
    padding: 40px;
  }

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

  .org-chart-item.main {
    grid-column: 1 / -1;
  }

  .services-page,
  .experts-page,
  .cases-page,
  .case-detail-page,
  .contact-page {
    padding: 120px 40px 60px;
  }

  .experts-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .cases-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .contact-info-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .map-section {
    height: 350px;
  }
}

@media (min-width: 1024px) {
  .container {
    padding: 0 60px;
  }

  .header-content {
    padding: 20px 60px;
  }

  .hero-title {
    font-size: 52px;
  }

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

  .experts-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .cases-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .contact-info-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-in-up {
  animation: fadeInUp 0.6s ease forwards;
}

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

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

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