/* ==================== CSS Variables ==================== */
:root {
  --primary: #1a5cff;
  --primary-dark: #0d47c4;
  --primary-light: #4d85ff;
  --primary-bg: #e8f0fe;
  --dark: #1a1d23;
  --dark-gray: #2c3040;
  --gray-700: #4a4e5a;
  --gray-600: #6b7080;
  --gray-500: #8b8fa0;
  --gray-400: #b0b4c0;
  --gray-300: #d0d4de;
  --gray-200: #e5e7ee;
  --gray-100: #f0f2f7;
  --white: #ffffff;
  --success: #22c55e;
  --warning: #f59e0b;
  --danger: #ef4444;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
  --shadow-xl: 0 16px 50px rgba(0,0,0,0.15);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --font-main: 'PingFang SC', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-en: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --max-width: 1280px;
  --nav-height: 72px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  font-family: var(--font-main);
  color: var(--dark);
  background: var(--white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

ul, ol { list-style: none; }

button, input, textarea, select {
  font-family: inherit;
  font-size: inherit;
  outline: none;
  border: none;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ==================== Navigation ==================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 1000;
  transition: var(--transition);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-sm);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
  z-index: 1001;
}

.navbar.scrolled .nav-logo {
  color: var(--dark);
}

.nav-logo .logo-icon {
  width: 36px;
  height: 36px;
  background: var(--primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 800;
  font-size: 14px;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px 16px;
  font-size: 15px;
  font-weight: 500;
  color: rgba(255,255,255,0.85);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.navbar.scrolled .nav-link {
  color: var(--gray-700);
}

.nav-link:hover,
.nav-link.active {
  color: var(--white);
  background: rgba(255,255,255,0.12);
}

.navbar.scrolled .nav-link:hover,
.navbar.scrolled .nav-link.active {
  color: var(--primary);
  background: var(--primary-bg);
}

.nav-link .arrow {
  font-size: 10px;
  transition: transform 0.3s;
}

.nav-item:hover .arrow {
  transform: rotate(180deg);
}

/* Dropdown */
.nav-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: 8px;
  min-width: 180px;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.nav-item:hover .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.nav-dropdown a {
  display: block;
  padding: 10px 16px;
  font-size: 14px;
  color: var(--gray-700);
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

.nav-dropdown a:hover {
  background: var(--primary-bg);
  color: var(--primary);
}

/* Nav Actions */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 1001;
}

.nav-actions .btn-partner {
  padding: 8px 20px;
  border: 1.5px solid rgba(255,255,255,0.6);
  border-radius: 100px;
  font-size: 14px;
  font-weight: 600;
  color: var(--white);
  background: transparent;
  cursor: pointer;
  transition: var(--transition);
}

.navbar.scrolled .btn-partner {
  border-color: var(--primary);
  color: var(--primary);
}

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

.nav-actions .btn-search {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.8);
  cursor: pointer;
  background: rgba(255,255,255,0.1);
  border: none;
  transition: var(--transition);
}

.navbar.scrolled .btn-search {
  color: var(--gray-600);
  background: var(--gray-100);
}

.nav-actions .btn-search:hover {
  background: rgba(255,255,255,0.2);
}

.navbar.scrolled .btn-search:hover {
  background: var(--gray-200);
}

.nav-actions .lang-switch {
  font-size: 13px;
  font-weight: 600;
  color: rgba(255,255,255,0.8);
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
}

.navbar.scrolled .lang-switch {
  color: var(--gray-600);
}

/* Hamburger */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 1001;
  padding: 4px;
}

.nav-hamburger span {
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}

.navbar.scrolled .nav-hamburger span {
  background: var(--dark);
}

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

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

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

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--white);
  z-index: 999;
  padding: calc(var(--nav-height) + 20px) 24px 24px;
  overflow-y: auto;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.mobile-menu.active {
  opacity: 1;
  visibility: visible;
}

.mobile-menu a {
  display: block;
  padding: 14px 0;
  font-size: 17px;
  font-weight: 600;
  color: var(--dark);
  border-bottom: 1px solid var(--gray-200);
}

.mobile-menu a:hover {
  color: var(--primary);
}

.mobile-menu .sub-links {
  padding-left: 16px;
}

.mobile-menu .sub-links a {
  font-size: 15px;
  font-weight: 400;
  color: var(--gray-600);
}

/* ==================== Buttons ==================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  font-size: 15px;
  font-weight: 600;
  border-radius: 100px;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  white-space: nowrap;
}

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

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(26,92,255,0.35);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,0.5);
}

.btn-outline:hover {
  background: rgba(255,255,255,0.12);
  border-color: var(--white);
}

.btn-outline-dark {
  background: transparent;
  color: var(--primary);
  border: 1.5px solid var(--primary);
}

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

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

.btn-white:hover {
  background: var(--primary-bg);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-ghost {
  background: transparent;
  color: var(--primary);
  padding: 8px 16px;
  font-size: 14px;
}

.btn-ghost:hover {
  background: var(--primary-bg);
}

.btn-lg {
  padding: 16px 36px;
  font-size: 16px;
}

/* ==================== Section Commons ==================== */
.section {
  padding: 100px 0;
}

.section-sm {
  padding: 60px 0;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 60px;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  background: var(--primary-bg);
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  border-radius: 100px;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.section-title {
  font-size: 36px;
  font-weight: 800;
  line-height: 1.3;
  color: var(--dark);
  margin-bottom: 16px;
}

.section-desc {
  font-size: 17px;
  color: var(--gray-600);
  line-height: 1.8;
}

/* ==================== Hero Section ==================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: linear-gradient(135deg, #0a1628 0%, #0d2847 30%, #132a5e 60%, #0f1f40 100%);
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 600px 400px at 20% 50%, rgba(26,92,255,0.15), transparent),
    radial-gradient(ellipse 500px 500px at 80% 30%, rgba(77,133,255,0.1), transparent),
    radial-gradient(ellipse 300px 300px at 60% 70%, rgba(26,92,255,0.08), transparent);
}

.hero-particles {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.hero-particle {
  position: absolute;
  width: 2px;
  height: 2px;
  background: rgba(255,255,255,0.4);
  border-radius: 50%;
  animation: particleFloat 8s infinite;
}

@keyframes particleFloat {
  0%, 100% { transform: translateY(0) translateX(0); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { transform: translateY(-100vh) translateX(50px); opacity: 0; }
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 900px;
  padding: 0 24px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 100px;
  font-size: 14px;
  color: rgba(255,255,255,0.8);
  margin-bottom: 32px;
  backdrop-filter: blur(10px);
}

.hero-badge .dot {
  width: 6px;
  height: 6px;
  background: var(--success);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero h1 {
  font-size: 56px;
  font-weight: 800;
  color: var(--white);
  line-height: 1.2;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.hero h1 .highlight {
  background: linear-gradient(135deg, #4d85ff, #6fb4ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 20px;
  color: rgba(255,255,255,0.7);
  line-height: 1.7;
  max-width: 700px;
  margin: 0 auto 40px;
}

.hero-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.5);
  font-size: 12px;
  cursor: pointer;
  animation: scrollBounce 2s infinite;
}

@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* Page Hero (for sub-pages) */
.page-hero {
  position: relative;
  padding: 160px 0 80px;
  background: linear-gradient(135deg, #0a1628 0%, #0d2847 50%, #132a5e 100%);
  overflow: hidden;
  text-align: center;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 500px 300px at 30% 50%, rgba(26,92,255,0.15), transparent),
    radial-gradient(ellipse 400px 400px at 70% 40%, rgba(77,133,255,0.1), transparent);
}

.page-hero .container {
  position: relative;
  z-index: 1;
}

.page-hero h1 {
  font-size: 44px;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 16px;
}

.page-hero p {
  font-size: 18px;
  color: rgba(255,255,255,0.65);
  max-width: 600px;
  margin: 0 auto;
}

.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 24px;
  font-size: 14px;
  color: rgba(255,255,255,0.5);
}

.breadcrumb a {
  color: rgba(255,255,255,0.5);
}

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

.breadcrumb .sep {
  color: rgba(255,255,255,0.3);
}

/* ==================== Stats Section ==================== */
.stats {
  padding: 60px 0;
  background: var(--white);
}

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

.stat-card {
  text-align: center;
  padding: 32px 16px;
}

.stat-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  background: var(--primary-bg);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
}

.stat-value {
  font-size: 40px;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 4px;
  font-family: var(--font-en);
}

.stat-label {
  font-size: 14px;
  color: var(--gray-600);
}

/* ==================== Business Cards ==================== */
.business-section {
  background: var(--gray-100);
}

.business-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

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

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

.business-card-img {
  height: 260px;
  position: relative;
  overflow: hidden;
}

.business-card-img .img-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
}

.business-card-img.bg-1 {
  background: linear-gradient(135deg, #0d2847, #1a5cff);
}

.business-card-img.bg-2 {
  background: linear-gradient(135deg, #1a3a2a, #22c55e);
}

.business-card-body {
  padding: 32px;
}

.business-card-body h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--dark);
}

.business-card-body p {
  font-size: 15px;
  color: var(--gray-600);
  line-height: 1.7;
  margin-bottom: 20px;
}

.business-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.business-tags .tag {
  padding: 4px 12px;
  background: var(--gray-100);
  border-radius: 100px;
  font-size: 12px;
  color: var(--gray-600);
  font-weight: 500;
}

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

.scenario-card {
  padding: 32px 24px;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: var(--transition);
  border: 1px solid transparent;
}

.scenario-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.scenario-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  background: var(--primary-bg);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
}

.scenario-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--dark);
}

.scenario-card p {
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.6;
}

/* ==================== About Preview ==================== */
.about-preview {
  background: var(--dark);
  color: var(--white);
}

.about-preview .section-title {
  color: var(--white);
}

.about-preview .section-desc {
  color: rgba(255,255,255,0.6);
}

.honor-scroll {
  display: flex;
  gap: 24px;
  overflow-x: auto;
  padding: 20px 0;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

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

.honor-item {
  flex-shrink: 0;
  padding: 20px 32px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  text-align: center;
  scroll-snap-align: start;
  min-width: 200px;
}

.honor-item .honor-name {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 4px;
}

.honor-item .honor-year {
  font-size: 12px;
  color: rgba(255,255,255,0.4);
}

/* ==================== News Preview ==================== */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

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

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

.news-card-img {
  height: 200px;
  overflow: hidden;
}

.news-card-img .img-placeholder {
  width: 100%;
  height: 100%;
  background: var(--gray-200);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  color: var(--gray-400);
}

.news-card-body {
  padding: 24px;
}

.news-card-date {
  font-size: 13px;
  color: var(--gray-500);
  margin-bottom: 8px;
}

.news-card-body h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--dark);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-card-body p {
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-card-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--gray-200);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.news-card-tag {
  font-size: 12px;
  padding: 3px 10px;
  background: var(--primary-bg);
  color: var(--primary);
  border-radius: 100px;
  font-weight: 500;
}

/* ==================== Partners ==================== */
.partners {
  background: var(--gray-100);
}

.partners-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 24px;
}

.partner-logo {
  width: 160px;
  height: 80px;
  background: var(--white);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  color: var(--gray-400);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
  transition: var(--transition);
}

.partner-logo:hover {
  border-color: var(--primary);
  color: var(--primary);
}

/* ==================== Footer ==================== */
.footer {
  background: var(--dark);
  color: var(--white);
  padding: 60px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 14px;
  color: rgba(255,255,255,0.5);
  line-height: 1.8;
}

.footer-brand .contact-item {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 12px;
  font-size: 14px;
  color: rgba(255,255,255,0.6);
}

.footer-brand .contact-item .icon {
  width: 20px;
  flex-shrink: 0;
  text-align: center;
}

.footer-col h4 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 20px;
  color: rgba(255,255,255,0.9);
}

.footer-col a {
  display: block;
  padding: 6px 0;
  font-size: 14px;
  color: rgba(255,255,255,0.5);
  transition: var(--transition);
}

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

.footer-social {
  display: flex;
  gap: 12px;
  padding: 24px 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: rgba(255,255,255,0.6);
  transition: var(--transition);
}

.footer-social a:hover {
  background: var(--primary);
  color: var(--white);
}

.footer-bottom {
  padding: 20px 0;
  text-align: center;
  font-size: 13px;
  color: rgba(255,255,255,0.35);
  line-height: 1.8;
}

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

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

/* ==================== About Page ==================== */
.about-nav {
  display: flex;
  gap: 8px;
  padding: 20px 0 40px;
  border-bottom: 1px solid var(--gray-200);
  margin-bottom: 48px;
  overflow-x: auto;
}

.about-nav a {
  padding: 10px 24px;
  font-size: 15px;
  font-weight: 600;
  color: var(--gray-600);
  border-radius: 100px;
  white-space: nowrap;
  transition: var(--transition);
}

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

.about-section {
  margin-bottom: 80px;
}

.about-section h2 {
  font-size: 30px;
  font-weight: 700;
  margin-bottom: 24px;
  color: var(--dark);
}

.about-section p {
  font-size: 16px;
  color: var(--gray-600);
  line-height: 1.8;
  margin-bottom: 16px;
}

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 32px;
}

.advantage-card {
  padding: 32px;
  background: var(--gray-100);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--primary);
}

.advantage-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--dark);
}

.advantage-card p {
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.7;
  margin-bottom: 0;
}

/* Honors */
.honors-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 24px;
}

.honor-card {
  padding: 24px;
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  text-align: center;
  border: 1px solid var(--gray-200);
}

.honor-card .h-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 12px;
  background: #fff8e1;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
}

.honor-card h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--dark);
}

/* Team */
.team-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
  margin-top: 32px;
}

.team-card {
  text-align: center;
  padding: 24px 16px;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

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

.team-avatar {
  width: 96px;
  height: 96px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: var(--primary-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 36px;
  color: var(--primary);
}

.team-card h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 4px;
}

.team-card .title {
  font-size: 13px;
  color: var(--primary);
  font-weight: 500;
  margin-bottom: 8px;
}

.team-card .bio {
  font-size: 13px;
  color: var(--gray-600);
  line-height: 1.6;
}

/* ==================== Solutions Page ==================== */
.solutions-overview {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.solution-card {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  min-height: 380px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 40px;
  cursor: pointer;
  transition: var(--transition);
}

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

.solution-card.bg-blue {
  background: linear-gradient(135deg, #0d2847, #1a5cff);
}

.solution-card.bg-green {
  background: linear-gradient(135deg, #1a3a2a, #22c55e);
}

.solution-card h2 {
  font-size: 28px;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 12px;
}

.solution-card p {
  font-size: 15px;
  color: rgba(255,255,255,0.75);
  line-height: 1.7;
  margin-bottom: 20px;
}

.solution-card .btn {
  align-self: flex-start;
}

/* Solution Detail */
.solution-arch {
  background: var(--gray-100);
}

.arch-layers {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 800px;
  margin: 0 auto;
}

.arch-layer {
  padding: 28px 32px;
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  gap: 20px;
  transition: var(--transition);
  cursor: pointer;
}

.arch-layer:hover {
  box-shadow: var(--shadow-md);
  border-left: 4px solid var(--primary);
}

.arch-layer-icon {
  width: 56px;
  height: 56px;
  flex-shrink: 0;
  background: var(--primary-bg);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
}

.arch-layer h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 4px;
}

.arch-layer p {
  font-size: 14px;
  color: var(--gray-600);
}

/* Tabs */
.tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 32px;
  border-bottom: 2px solid var(--gray-200);
  overflow-x: auto;
}

.tab-btn {
  padding: 12px 24px;
  font-size: 15px;
  font-weight: 600;
  color: var(--gray-600);
  background: transparent;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  white-space: nowrap;
  transition: var(--transition);
}

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

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
}

.tab-content h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 16px;
}

.tab-content p {
  font-size: 15px;
  color: var(--gray-600);
  line-height: 1.8;
  margin-bottom: 16px;
}

.specs-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 20px;
}

.spec-item {
  padding: 16px 20px;
  background: var(--gray-100);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 12px;
}

.spec-item .spec-icon {
  font-size: 20px;
}

.spec-item .spec-val {
  font-size: 20px;
  font-weight: 700;
  color: var(--primary);
  font-family: var(--font-en);
}

.spec-item .spec-label {
  font-size: 13px;
  color: var(--gray-600);
}

/* ==================== Products ==================== */
.product-filters {
  display: flex;
  gap: 8px;
  margin-bottom: 40px;
  overflow-x: auto;
}

.filter-btn {
  padding: 10px 24px;
  font-size: 14px;
  font-weight: 600;
  color: var(--gray-600);
  background: var(--gray-100);
  border-radius: 100px;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

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

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

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

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

.product-img {
  height: 220px;
  background: var(--gray-100);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
  position: relative;
  overflow: hidden;
}

.product-img .product-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  padding: 4px 12px;
  background: var(--primary);
  color: var(--white);
  font-size: 12px;
  font-weight: 600;
  border-radius: 100px;
}

.product-body {
  padding: 24px;
}

.product-body h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--dark);
}

.product-body p {
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.6;
  margin-bottom: 16px;
}

.product-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.product-specs .spec {
  padding: 4px 10px;
  background: var(--gray-100);
  border-radius: 4px;
  font-size: 12px;
  color: var(--gray-600);
}

.product-body .btn {
  width: 100%;
}

/* ==================== Cases ==================== */
.case-filters {
  display: flex;
  gap: 8px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.cases-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

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

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

.case-img {
  height: 240px;
  background: var(--gray-200);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
  position: relative;
}

.case-tag {
  position: absolute;
  top: 16px;
  left: 16px;
  padding: 4px 12px;
  background: var(--primary);
  color: var(--white);
  font-size: 12px;
  font-weight: 600;
  border-radius: 100px;
}

.case-body {
  padding: 28px;
}

.case-body h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
}

.case-body p {
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.7;
  margin-bottom: 16px;
}

.case-results {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.case-result-item {
  padding: 10px 16px;
  background: var(--primary-bg);
  border-radius: var(--radius-sm);
  text-align: center;
}

.case-result-item .val {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
}

.case-result-item .label {
  font-size: 11px;
  color: var(--gray-600);
}

/* ==================== News ==================== */
.news-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 40px;
}

.news-main .news-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.news-list-item {
  display: flex;
  gap: 24px;
  padding: 24px;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.news-list-item:hover {
  box-shadow: var(--shadow-md);
}

.news-list-item .news-thumb {
  width: 200px;
  height: 140px;
  flex-shrink: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--gray-200);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  color: var(--gray-400);
}

.news-list-info {
  flex: 1;
}

.news-list-info .meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
  font-size: 13px;
  color: var(--gray-500);
}

.news-list-info .meta .tag {
  padding: 2px 8px;
  background: var(--primary-bg);
  color: var(--primary);
  border-radius: 4px;
  font-size: 12px;
  font-weight: 500;
}

.news-list-info h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1.4;
  color: var(--dark);
}

.news-list-info h3:hover {
  color: var(--primary);
}

.news-list-info p {
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-sidebar .sidebar-box {
  padding: 24px;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  margin-bottom: 24px;
}

.sidebar-box h4 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--primary);
}

.sidebar-box .cat-list a {
  display: block;
  padding: 8px 0;
  font-size: 14px;
  color: var(--gray-600);
}

.sidebar-box .cat-list a:hover {
  color: var(--primary);
}

.sidebar-box .cat-list .count {
  float: right;
  font-size: 12px;
  color: var(--gray-400);
}

.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag-cloud a {
  padding: 4px 12px;
  background: var(--gray-100);
  border-radius: 100px;
  font-size: 13px;
  color: var(--gray-600);
}

.tag-cloud a:hover {
  background: var(--primary-bg);
  color: var(--primary);
}

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

.pagination a,
.pagination span {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--gray-600);
  transition: var(--transition);
}

.pagination a:hover,
.pagination .active {
  background: var(--primary);
  color: var(--white);
}

/* ==================== Careers ==================== */
.careers-intro {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 60px;
}

.careers-intro h2 {
  font-size: 30px;
  font-weight: 700;
  margin-bottom: 16px;
}

.careers-intro p {
  font-size: 16px;
  color: var(--gray-600);
}

.process-steps {
  display: flex;
  justify-content: center;
  gap: 0;
  margin: 40px 0 60px;
}

.process-step {
  text-align: center;
  padding: 0 24px;
  position: relative;
}

.process-step::after {
  content: '→';
  position: absolute;
  right: -12px;
  top: 20px;
  color: var(--primary);
  font-size: 20px;
}

.process-step:last-child::after {
  display: none;
}

.process-step .step-num {
  width: 44px;
  height: 44px;
  margin: 0 auto 10px;
  background: var(--primary);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 700;
}

.process-step .step-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--dark);
}

.jobs-list {
  max-width: 900px;
  margin: 0 auto;
}

.job-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 28px;
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  margin-bottom: 16px;
  transition: var(--transition);
}

.job-card:hover {
  box-shadow: var(--shadow-md);
  border-left: 4px solid var(--primary);
}

.job-info h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 6px;
}

.job-meta {
  display: flex;
  gap: 16px;
  font-size: 13px;
  color: var(--gray-500);
}

.job-meta span {
  display: flex;
  align-items: center;
  gap: 4px;
}

.job-card .btn {
  flex-shrink: 0;
}

/* ==================== Contact ==================== */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.contact-form {
  background: var(--white);
  padding: 40px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.contact-form h2 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 8px;
}

.contact-form > p {
  font-size: 14px;
  color: var(--gray-600);
  margin-bottom: 32px;
}

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

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--dark);
}

.form-group label .required {
  color: var(--danger);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--gray-300);
  border-radius: var(--radius-sm);
  font-size: 15px;
  color: var(--dark);
  transition: var(--transition);
  background: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(26,92,255,0.1);
}

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

.contact-info-cards {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-card {
  padding: 28px;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.contact-card h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.contact-card h3 .icon {
  width: 36px;
  height: 36px;
  background: var(--primary-bg);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 8px 0;
  font-size: 14px;
  color: var(--gray-600);
}

.contact-item .label {
  color: var(--gray-500);
  min-width: 60px;
}

.map-container {
  height: 280px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--gray-200);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-400);
  margin-top: 20px;
}

/* ==================== Scroll Reveal Animation ==================== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ==================== Responsive ==================== */
@media (max-width: 1024px) {
  .hero h1 { font-size: 42px; }
  .page-hero h1 { font-size: 34px; }
  .section-title { font-size: 30px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .business-grid { grid-template-columns: 1fr; }
  .scenarios-grid { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .team-grid { grid-template-columns: repeat(3, 1fr); }
  .advantages-grid { grid-template-columns: 1fr 1fr; }
  .honors-grid { grid-template-columns: repeat(2, 1fr); }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .news-layout { grid-template-columns: 1fr; }
  .news-sidebar { display: none; }
  .contact-layout { grid-template-columns: 1fr; }
  .solutions-overview { grid-template-columns: 1fr; }
  .process-steps { flex-wrap: wrap; }
  .process-step::after { display: none; }
}

@media (max-width: 768px) {
  .nav-menu { display: none; }
  .nav-hamburger { display: flex; }
  .mobile-menu { display: block; }

  .hero { min-height: auto; padding: 120px 0 80px; }
  .hero h1 { font-size: 32px; }
  .hero p { font-size: 16px; }
  .page-hero { padding: 120px 0 60px; }
  .page-hero h1 { font-size: 28px; }
  .section { padding: 60px 0; }
  .section-title { font-size: 26px; }
  .section-header { margin-bottom: 40px; }

  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .stat-value { font-size: 32px; }
  .scenarios-grid { grid-template-columns: 1fr; }
  .news-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .advantages-grid { grid-template-columns: 1fr; }
  .honors-grid { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: 1fr; }
  .cases-grid { grid-template-columns: 1fr; }
  .specs-grid { grid-template-columns: 1fr; }

  .hero-buttons { flex-direction: column; }
  .hero-buttons .btn { width: 100%; }

  .news-list-item { flex-direction: column; }
  .news-list-item .news-thumb { width: 100%; height: 180px; }
  
  .job-card { flex-direction: column; align-items: flex-start; gap: 16px; }

  .map-container { height: 200px; }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 28px; }
  .stats-grid { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: 1fr; }
  .process-steps { gap: 16px; }
  .process-step { padding: 0 8px; }
}