:root {
  --primary: #1a73e8;
  --primary-dark: #1557b0;
  --primary-light: #4a9af5;
  --secondary: #34a853;
  --accent: #ea4335;
  --bg-dark: #1a1a2e;
  --bg-darker: #16213e;
  --bg-light: #f8f9fa;
  --text: #333;
  --text-light: #666;
  --text-lighter: #999;
  --white: #fff;
  --border: #e0e0e0;
  --shadow: 0 2px 12px rgba(0,0,0,0.08);
  --shadow-hover: 0 8px 30px rgba(0,0,0,0.12);
  --radius: 8px;
  --radius-lg: 12px;
  --transition: all 0.3s ease;
  --max-width: 1200px;
  --header-height: 64px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans SC', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

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

a:hover {
  color: var(--primary-dark);
}

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

ul { list-style: none; }

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

.btn {
  display: inline-block;
  padding: 12px 32px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
}

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

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

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

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

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

.btn-white:hover {
  background: var(--bg-light);
  color: var(--primary-dark);
}

.btn-block {
  display: block;
  width: 100%;
}

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

.mt-4 { margin-top: 2rem; }

/* Loading & Messages */
.loading-text {
  text-align: center;
  padding: 40px;
  color: var(--text-light);
  font-size: 15px;
}

.error-text {
  text-align: center;
  padding: 40px;
  color: var(--accent);
}

/* Section */
.section {
  padding: 80px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 50px;
}

.section-header h2 {
  font-size: 32px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 12px;
  position: relative;
  display: inline-block;
}

.section-header h2::after {
  content: '';
  display: block;
  width: 50px;
  height: 3px;
  background: var(--primary);
  margin: 12px auto 0;
  border-radius: 2px;
}

.section-header p {
  font-size: 16px;
  color: var(--text-light);
  margin-top: 8px;
}

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

/* ============ HEADER ============ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: var(--white);
  box-shadow: 0 1px 4px rgba(0,0,0,0.08);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

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

.logo-img {
  height: 36px;
  width: auto;
}

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

/* Navigation */
.main-nav ul {
  display: flex;
  align-items: center;
  gap: 4px;
}

.main-nav a {
  display: block;
  padding: 8px 18px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  border-radius: var(--radius);
  transition: var(--transition);
  position: relative;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--primary);
  background: rgba(26,115,232,0.06);
}

.main-nav a.active {
  font-weight: 600;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  gap: 5px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  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);
}

/* ============ HERO BANNER ============ */
.hero-banner {
  margin-top: var(--header-height);
  position: relative;
  overflow: hidden;
  height: 520px;
}

.swiper-container {
  position: relative;
  width: 100%;
  height: 100%;
}

.swiper-wrapper {
  position: relative;
  width: 100%;
  height: 100%;
}

.swiper-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 0.8s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.swiper-slide.active {
  opacity: 1;
  z-index: 2;
}

.swiper-slide .banner-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.swiper-slide .banner-bg-fallback {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--bg-dark), var(--bg-darker));
}

.banner-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to right, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.3) 100%);
  z-index: 1;
}

.banner-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--white);
  padding: 0 20px;
  max-width: 800px;
}

.banner-content h2 {
  font-size: 42px;
  font-weight: 700;
  margin-bottom: 16px;
  text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.banner-content p {
  font-size: 18px;
  opacity: 0.9;
  margin-bottom: 24px;
}

.banner-placeholder {
  background: linear-gradient(135deg, #1a1a2e, #16213e, #0f3460);
}

.banner-placeholder .banner-content h2 {
  color: var(--white);
}

.swiper-pagination {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 3;
}

.swiper-pagination .dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255,255,255,0.4);
  cursor: pointer;
  transition: var(--transition);
  border: none;
}

.swiper-pagination .dot.active {
  background: var(--white);
  transform: scale(1.2);
}

.swiper-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  background: rgba(255,255,255,0.15);
  border: none;
  border-radius: 50%;
  color: var(--white);
  font-size: 20px;
  cursor: pointer;
  z-index: 3;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
}

.swiper-btn:hover {
  background: rgba(255,255,255,0.3);
}

.swiper-prev { left: 20px; }
.swiper-next { right: 20px; }

/* ============ FEATURES ============ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

.feature-card {
  text-align: center;
  padding: 40px 24px;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 1px solid var(--border);
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
  border-color: var(--primary-light);
}

.feature-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  color: var(--primary);
}

.feature-icon svg {
  width: 100%;
  height: 100%;
}

.feature-card h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 10px;
}

.feature-card p {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.5;
}

/* ============ NEWS GRID ============ */
.news-section {
  background: var(--bg-light);
}

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

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

.news-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  cursor: pointer;
  border: 1px solid var(--border);
}

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

.news-card-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
}

.news-card-img-placeholder {
  width: 100%;
  height: 200px;
  background: linear-gradient(135deg, #e0e0e0, #f0f0f0);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-lighter);
  font-size: 14px;
}

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

.news-card-date {
  display: inline-block;
  font-size: 13px;
  color: var(--text-lighter);
  margin-bottom: 8px;
}

.news-card-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.4;
}

.news-card-summary {
  font-size: 14px;
  color: var(--text-light);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.6;
}

/* ============ STATS ============ */
.stats-section {
  background: linear-gradient(135deg, var(--bg-dark), var(--bg-darker));
  padding: 80px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  text-align: center;
}

.stat-item {
  padding: 20px;
}

.stat-number {
  display: block;
  font-size: 48px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
}

.stat-number.suffix {
  font-size: 36px;
}

.stat-label {
  font-size: 16px;
  color: rgba(255,255,255,0.7);
}

/* ============ CTA ============ */
.cta-section {
  padding: 60px 0;
}

.cta-box {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-radius: var(--radius-lg);
  padding: 60px;
  text-align: center;
  color: var(--white);
}

.cta-box h2 {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 12px;
}

.cta-box p {
  font-size: 18px;
  opacity: 0.9;
  margin-bottom: 24px;
}

/* ============ PAGE BANNER ============ */
.page-banner {
  margin-top: var(--header-height);
  background: linear-gradient(135deg, var(--bg-dark), var(--bg-darker));
  padding: 60px 0;
  text-align: center;
  color: var(--white);
}

.page-banner h1 {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 8px;
}

.breadcrumb {
  font-size: 14px;
  color: rgba(255,255,255,0.7);
}

.breadcrumb a {
  color: rgba(255,255,255,0.7);
}

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

/* ============ ABOUT ============ */
.about-content {
  max-width: 800px;
  margin: 0 auto;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text);
}

.about-content p {
  margin-bottom: 16px;
}

/* Timeline */
.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding: 20px 0;
}

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

.timeline-item {
  position: relative;
  padding: 20px 0;
  display: flex;
  align-items: flex-start;
}

.timeline-item:nth-child(odd) {
  flex-direction: row;
}

.timeline-item:nth-child(even) {
  flex-direction: row-reverse;
}

.timeline-dot {
  position: absolute;
  left: 50%;
  top: 28px;
  width: 16px;
  height: 16px;
  background: var(--primary);
  border-radius: 50%;
  transform: translateX(-50%);
  z-index: 2;
  border: 3px solid var(--white);
  box-shadow: 0 0 0 3px var(--primary);
}

.timeline-date {
  width: 45%;
  text-align: right;
  padding-right: 40px;
  font-size: 20px;
  font-weight: 700;
  color: var(--primary);
  padding-top: 20px;
}

.timeline-item:nth-child(even) .timeline-date {
  text-align: left;
  padding-right: 0;
  padding-left: 40px;
}

.timeline-content {
  width: 45%;
  padding-left: 40px;
  background: var(--white);
  padding: 20px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}

.timeline-item:nth-child(even) .timeline-content {
  padding-left: 20px;
  padding-right: 40px;
}

.timeline-content h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 6px;
}

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

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

.value-card {
  text-align: center;
  padding: 36px 20px;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  transition: var(--transition);
}

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

.value-num {
  font-size: 32px;
  font-weight: 800;
  color: var(--primary);
  opacity: 0.3;
  margin-bottom: 12px;
  line-height: 1;
}

.value-card h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
}

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

/* ============ CATEGORY TABS ============ */
.category-tabs {
  display: flex;
  gap: 12px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.tab-btn {
  padding: 8px 24px;
  border: 1px solid var(--border);
  background: var(--white);
  color: var(--text);
  border-radius: 20px;
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition);
  font-weight: 500;
}

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

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

/* ============ PAGINATION ============ */
.pagination {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 40px;
  flex-wrap: wrap;
}

.page-btn {
  padding: 8px 16px;
  border: 1px solid var(--border);
  background: var(--white);
  color: var(--text);
  border-radius: 6px;
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition);
  min-width: 40px;
  text-align: center;
}

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

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

/* ============ CONTACT ============ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
}

.contact-info-col h2,
.contact-form-col h2 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 24px;
}

.contact-detail-list li {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
  align-items: flex-start;
}

.contact-icon {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  background: rgba(26,115,232,0.08);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
}

.contact-icon svg {
  width: 22px;
  height: 22px;
}

.contact-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.contact-text strong {
  font-size: 15px;
  color: var(--text);
}

.contact-text span {
  font-size: 14px;
  color: var(--text-light);
}

/* Contact Form */
.form-group {
  margin-bottom: 16px;
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 15px;
  color: var(--text);
  transition: var(--transition);
  background: var(--white);
  font-family: inherit;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(26,115,232,0.12);
}

.form-control::placeholder {
  color: var(--text-lighter);
}

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

.form-message {
  margin-top: 16px;
  padding: 12px;
  border-radius: var(--radius);
  display: none;
}

.form-message.success {
  display: block;
  background: #e8f5e9;
  color: #2e7d32;
  border: 1px solid #a5d6a7;
}

.form-message.error {
  display: block;
  background: #fbe9e7;
  color: #c62828;
  border: 1px solid #ef9a9a;
}

/* Map */
.map-placeholder {
  width: 100%;
  height: 350px;
  background: var(--bg-light);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
}

.map-inner {
  text-align: center;
  color: var(--text-lighter);
}

.map-inner svg {
  margin-bottom: 12px;
}

/* ============ ARTICLE DETAIL ============ */
.article-detail {
  max-width: 800px;
  margin: 0 auto;
}

.article-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  margin-bottom: 24px;
  color: var(--text-light);
  border-radius: var(--radius);
  transition: var(--transition);
  font-size: 14px;
}

.article-back:hover {
  background: var(--bg-light);
  color: var(--primary);
}

.article-header {
  margin-bottom: 32px;
}

.article-title {
  font-size: 28px;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 12px;
}

.article-meta {
  display: flex;
  gap: 20px;
  color: var(--text-lighter);
  font-size: 14px;
  flex-wrap: wrap;
}

.article-body {
  font-size: 16px;
  line-height: 1.8;
  color: var(--text);
}

.article-body h1, .article-body h2, .article-body h3 {
  margin: 24px 0 12px;
  font-weight: 600;
}

.article-body h1 { font-size: 24px; }
.article-body h2 { font-size: 20px; }
.article-body h3 { font-size: 18px; }

.article-body p {
  margin-bottom: 16px;
}

.article-body img {
  border-radius: var(--radius);
  margin: 16px 0;
}

.article-body ul, .article-body ol {
  margin-bottom: 16px;
  padding-left: 24px;
}

.article-body li {
  margin-bottom: 6px;
}

.article-body a {
  color: var(--primary);
  text-decoration: underline;
}

.article-footer {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.share-buttons {
  display: flex;
  gap: 8px;
}

.share-btn {
  padding: 6px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 13px;
  color: var(--text-light);
  cursor: pointer;
  transition: var(--transition);
  background: var(--white);
}

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

.related-articles {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}

.related-articles h3 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 20px;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.related-card {
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: var(--transition);
  cursor: pointer;
}

.related-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow);
}

.related-card-title {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 6px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.related-card-date {
  font-size: 13px;
  color: var(--text-lighter);
}

/* ============ FOOTER ============ */
.site-footer {
  background: var(--bg-dark);
  color: rgba(255,255,255,0.8);
  padding: 60px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1.5fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-col h4 {
  font-size: 18px;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 20px;
}

.footer-col p {
  font-size: 14px;
  line-height: 1.6;
  color: rgba(255,255,255,0.6);
}

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

.footer-col ul li a {
  color: rgba(255,255,255,0.6);
  font-size: 14px;
  transition: var(--transition);
}

.footer-col ul li a:hover {
  color: var(--white);
}

.contact-info li {
  display: flex;
  gap: 8px;
  align-items: flex-start;
}

.contact-info .icon {
  font-size: 14px;
  flex-shrink: 0;
}

.footer-bottom {
  padding: 20px 0;
  text-align: center;
  font-size: 13px;
  color: rgba(255,255,255,0.5);
}

.footer-bottom a {
  color: rgba(255,255,255,0.5);
}

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

/* ============ RESPONSIVE ============ */
@media (max-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

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

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-banner {
    height: 400px;
  }

  .banner-content h2 {
    font-size: 32px;
  }

  .timeline::before {
    left: 20px;
  }

  .timeline-item,
  .timeline-item:nth-child(even) {
    flex-direction: row;
    padding-left: 50px;
  }

  .timeline-dot {
    left: 20px;
  }

  .timeline-date,
  .timeline-item:nth-child(even) .timeline-date {
    width: 100%;
    text-align: left;
    padding: 0 0 8px;
    font-size: 16px;
  }

  .timeline-content,
  .timeline-item:nth-child(even) .timeline-content {
    width: 100%;
    padding: 16px;
  }

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

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

@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }

  .main-nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100%;
    background: var(--white);
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }

  .main-nav.open {
    max-height: 400px;
  }

  .main-nav ul {
    flex-direction: column;
    padding: 16px;
    gap: 0;
  }

  .main-nav a {
    padding: 12px 16px;
    border-radius: 0;
    border-bottom: 1px solid var(--border);
  }

  .hero-banner {
    height: 320px;
  }

  .banner-content h2 {
    font-size: 26px;
  }

  .banner-content p {
    font-size: 16px;
  }

  .swiper-btn {
    width: 36px;
    height: 36px;
    font-size: 16px;
  }

  .section {
    padding: 48px 0;
  }

  .section-header h2 {
    font-size: 26px;
  }

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

  .news-grid {
    grid-template-columns: 1fr;
  }

  .article-grid {
    grid-template-columns: 1fr;
  }

  .news-card-img,
  .news-card-img-placeholder {
    height: 180px;
  }

  .stats-section {
    padding: 48px 0;
  }

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

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

  .cta-box {
    padding: 40px 24px;
  }

  .cta-box h2 {
    font-size: 24px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .page-banner {
    padding: 40px 0;
  }

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

  .values-grid {
    grid-template-columns: 1fr;
  }

  .contact-detail-list li {
    gap: 12px;
  }

  .article-title {
    font-size: 22px;
  }

  .related-grid {
    grid-template-columns: 1fr;
  }

  .article-footer {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 480px) {
  .hero-banner {
    height: 260px;
  }

  .banner-content h2 {
    font-size: 22px;
  }

  .banner-content p {
    font-size: 14px;
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  .stat-number {
    font-size: 28px;
  }

  .container {
    padding: 0 16px;
  }
}

/* ============ ANIMATIONS ============ */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.feature-card, .news-card, .value-card, .stat-item {
  animation: fadeIn 0.6s ease forwards;
}

.feature-card:nth-child(2) { animation-delay: 0.1s; }
.feature-card:nth-child(3) { animation-delay: 0.2s; }
.feature-card:nth-child(4) { animation-delay: 0.3s; }

.news-card:nth-child(2) { animation-delay: 0.1s; }
.news-card:nth-child(3) { animation-delay: 0.2s; }
.news-card:nth-child(4) { animation-delay: 0.3s; }