/* ========== Reset & Base ========== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary-color: #FF6A3D;
  --primary-dark: #E55A2E;
  --secondary-color: #2C3E50;
  --text-color: #333333;
  --text-light: #666666;
  --text-muted: #999999;
  --bg-light: #F8F9FA;
  --bg-white: #FFFFFF;
  --border-color: #E5E7EB;
  --success-color: #10B981;
  --error-color: #EF4444;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --transition: all 0.3s ease;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-color);
  background-color: var(--bg-white);
}

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

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

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

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.3;
  color: var(--secondary-color);
}

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

.section {
  padding: 80px 0;
}

.section-title {
  text-align: center;
  margin-bottom: 60px;
}

.section-title h2 {
  font-size: 36px;
  margin-bottom: 16px;
}

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

.section-subtitle {
  font-size: 14px;
  color: var(--primary-color);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 12px;
  display: block;
}

/* ========== Navigation ========== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: var(--bg-white);
  box-shadow: var(--shadow-sm);
  z-index: 1000;
  transition: var(--transition);
}

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

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

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-icon {
  width: 44px;
  height: 44px;
  background: url(../images/logo.jpg) no-repeat center center / cover;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: transparent;
  font-size: 20px;
  font-weight: bold;
  overflow: hidden;
  flex-shrink: 0;
}

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

.nav-menu {
  display: flex;
  gap: 8px;
}

.nav-link {
  padding: 10px 18px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-color);
  border-radius: var(--radius-sm);
  transition: var(--transition);
  position: relative;
}

.nav-link:hover {
  color: var(--primary-color);
  background-color: rgba(255, 106, 61, 0.08);
}

.nav-link.active {
  color: var(--primary-color);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  transform: translateX(-50%);
  width: 24px;
  height: 3px;
  background-color: var(--primary-color);
  border-radius: 2px;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 8px;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background-color: var(--secondary-color);
  transition: var(--transition);
}

/* ========== Hero Section ========== */
.hero {
  padding-top: 152px;
  padding-bottom: 100px;
  background: linear-gradient(135deg, #FFF5F0 0%, #FFFFFF 50%, #F0F7FF 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255, 106, 61, 0.1) 0%, transparent 70%);
  border-radius: 50%;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content h1 {
  font-size: 48px;
  line-height: 1.2;
  margin-bottom: 20px;
  background: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-color) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-content .slogan {
  font-size: 22px;
  color: var(--text-light);
  margin-bottom: 16px;
  font-weight: 500;
}

.hero-content .description {
  font-size: 16px;
  color: var(--text-light);
  margin-bottom: 40px;
  line-height: 1.8;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-image {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-image-box {
  width: 100%;
  max-width: 480px;
  height: 400px;
  background: linear-gradient(135deg, var(--primary-color), #FF8F5E);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 72px;
  position: relative;
  box-shadow: 0 20px 60px rgba(255, 106, 61, 0.3);
}

.hero-image-box::before {
  content: '';
  position: absolute;
  inset: -20px;
  background: linear-gradient(135deg, rgba(255, 106, 61, 0.2), rgba(255, 143, 94, 0.1));
  border-radius: calc(var(--radius-lg) + 20px);
  z-index: -1;
}

/* ========== Buttons ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
}

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

.btn-primary:hover {
  background-color: var(--primary-dark);
  border-color: var(--primary-dark);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(255, 106, 61, 0.35);
}

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

.btn-secondary:hover {
  background-color: var(--primary-color);
  color: white;
  transform: translateY(-2px);
}

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

.btn-light:hover {
  background-color: var(--bg-light);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 16px 40px;
  font-size: 16px;
}

/* ========== Feature Cards ========== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.feature-card {
  background-color: var(--bg-white);
  padding: 40px 30px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  transition: var(--transition);
  text-align: center;
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.feature-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto 24px;
  background: linear-gradient(135deg, rgba(255, 106, 61, 0.1), rgba(255, 143, 94, 0.05));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  transition: var(--transition);
}

.feature-card:hover .feature-icon {
  background: linear-gradient(135deg, var(--primary-color), #FF8F5E);
  color: white;
}

.feature-card h3 {
  font-size: 20px;
  margin-bottom: 12px;
}

.feature-card p {
  color: var(--text-light);
  font-size: 15px;
  line-height: 1.7;
}

/* ========== Value Proposition ========== */
.value-section {
  background-color: var(--bg-light);
}

.value-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
  align-items: center;
}

.value-image {
  height: 350px;
  background: linear-gradient(135deg, #667EEA, #764BA2);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 64px;
  box-shadow: var(--shadow-lg);
}

.value-content h3 {
  font-size: 28px;
  margin-bottom: 20px;
}

.value-content > p {
  font-size: 16px;
  color: var(--text-light);
  margin-bottom: 28px;
  line-height: 1.8;
}

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

.value-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.value-item-icon {
  width: 28px;
  height: 28px;
  background-color: var(--primary-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 14px;
  flex-shrink: 0;
  margin-top: 2px;
}

.value-item-text h4 {
  font-size: 16px;
  margin-bottom: 4px;
}

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

/* ========== Download Section ========== */
.download-section {
  background: linear-gradient(135deg, var(--primary-color) 0%, #FF8F5E 100%);
  color: white;
  text-align: center;
}

.download-section .section-title h2 {
  color: white;
}

.download-section .section-title p {
  color: rgba(255, 255, 255, 0.9);
}

.download-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
  margin-top: 40px;
}

.download-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 28px;
  background-color: white;
  color: var(--secondary-color);
  border-radius: var(--radius-md);
  font-weight: 600;
  transition: var(--transition);
}

.download-btn:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
}

.download-btn-icon {
  font-size: 28px;
}

.download-btn-text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  line-height: 1.3;
}

.download-btn-text small {
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 400;
}

.download-btn-text span {
  font-size: 16px;
}

/* ========== Page Header (Inner Pages) ========== */
.page-header {
  padding-top: 132px;
  padding-bottom: 60px;
  background: linear-gradient(135deg, #FFF5F0 0%, #FFFFFF 50%, #F0F7FF 100%);
  text-align: center;
}

.page-header h1 {
  font-size: 40px;
  margin-bottom: 16px;
}

.page-header p {
  font-size: 17px;
  color: var(--text-light);
  max-width: 600px;
  margin: 0 auto;
}

.breadcrumb {
  margin-top: 20px;
  font-size: 14px;
  color: var(--text-muted);
}

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

/* ========== Product Services ========== */
.service-detail {
  padding: 60px 0;
  border-bottom: 1px solid var(--border-color);
}

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

.service-detail.reverse .service-detail-grid {
  direction: rtl;
}

.service-detail.reverse .service-detail-grid > * {
  direction: ltr;
}

.service-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.service-detail-content h2 {
  font-size: 30px;
  margin-bottom: 20px;
}

.service-detail-content > p {
  font-size: 16px;
  color: var(--text-light);
  margin-bottom: 28px;
  line-height: 1.8;
}

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

.service-feature {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.service-feature-icon {
  width: 36px;
  height: 36px;
  background: rgba(255, 106, 61, 0.1);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-color);
  font-size: 18px;
  flex-shrink: 0;
}

.service-feature-text h4 {
  font-size: 15px;
  margin-bottom: 4px;
}

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

.service-detail-image {
  height: 320px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 80px;
  box-shadow: var(--shadow-lg);
}

.service-detail-image.bg-1 {
  background: linear-gradient(135deg, #FF6A3D, #FF8F5E);
}

.service-detail-image.bg-2 {
  background: linear-gradient(135deg, #667EEA, #764BA2);
}

.service-detail-image.bg-3 {
  background: linear-gradient(135deg, #11998E, #38EF7D);
}

/* ========== Advantages ========== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  margin-bottom: 60px;
}

.stat-card {
  text-align: center;
  padding: 30px 20px;
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
}

.stat-number {
  font-size: 42px;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 8px;
}

.stat-label {
  font-size: 15px;
  color: var(--text-light);
}

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

.tech-card {
  padding: 36px 28px;
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.tech-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.tech-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--primary-color), #FF8F5E);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 24px;
  margin-bottom: 20px;
}

.tech-card h3 {
  font-size: 20px;
  margin-bottom: 12px;
}

.tech-card p {
  font-size: 15px;
  color: var(--text-light);
  line-height: 1.7;
}

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

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

.testimonial-card {
  background: var(--bg-white);
  padding: 32px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

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

.testimonial-stars {
  color: #FBBF24;
  font-size: 18px;
  margin-bottom: 16px;
  letter-spacing: 2px;
}

.testimonial-text {
  font-size: 15px;
  color: var(--text-color);
  line-height: 1.8;
  margin-bottom: 24px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, #667EEA, #764BA2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 600;
  font-size: 18px;
}

.testimonial-author-info h4 {
  font-size: 15px;
  margin-bottom: 2px;
}

.testimonial-author-info p {
  font-size: 13px;
  color: var(--text-muted);
}

/* ========== About Page ========== */
.company-intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.company-intro-image {
  height: 380px;
  background: linear-gradient(135deg, #2C3E50, #4A6572);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 80px;
  box-shadow: var(--shadow-lg);
}

.company-intro-content h2 {
  font-size: 32px;
  margin-bottom: 24px;
}

.company-intro-content > p {
  font-size: 16px;
  color: var(--text-light);
  margin-bottom: 20px;
  line-height: 1.8;
}

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

.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding: 40px 0;
}

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

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

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

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

.timeline-dot {
  position: absolute;
  top: 28px;
  width: 18px;
  height: 18px;
  background-color: var(--primary-color);
  border-radius: 50%;
  border: 4px solid white;
  box-shadow: 0 0 0 3px var(--primary-color);
}

.timeline-item:nth-child(odd) .timeline-dot {
  right: -9px;
}

.timeline-item:nth-child(even) .timeline-dot {
  left: -9px;
}

.timeline-content {
  background: var(--bg-white);
  padding: 24px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  display: inline-block;
  text-align: left;
}

.timeline-year {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 8px;
}

.timeline-content h4 {
  font-size: 17px;
  margin-bottom: 8px;
}

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

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

.culture-card {
  padding: 30px 20px;
  text-align: center;
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.culture-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.culture-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  background: linear-gradient(135deg, rgba(255, 106, 61, 0.1), rgba(255, 143, 94, 0.05));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  transition: var(--transition);
}

.culture-card:hover .culture-icon {
  background: linear-gradient(135deg, var(--primary-color), #FF8F5E);
  color: white;
}

.culture-card h3 {
  font-size: 18px;
  margin-bottom: 8px;
}

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

/* ========== News Page ========== */
.news-filters {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 10px 24px;
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: 15px;
  color: var(--text-color);
  cursor: pointer;
  transition: var(--transition);
}

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

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

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

.news-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.news-image {
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 48px;
}

.news-image.cat-industry {
  background: linear-gradient(135deg, #667EEA, #764BA2);
}

.news-image.cat-update {
  background: linear-gradient(135deg, #FF6A3D, #FF8F5E);
}

.news-image.cat-story {
  background: linear-gradient(135deg, #11998E, #38EF7D);
}

.news-content {
  padding: 24px;
}

.news-meta {
  display: flex;
  gap: 16px;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.news-tag {
  padding: 2px 10px;
  background: rgba(255, 106, 61, 0.1);
  color: var(--primary-color);
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 500;
}

.news-card h3 {
  font-size: 18px;
  margin-bottom: 10px;
  line-height: 1.5;
}

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

.news-excerpt {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
  font-size: 16px;
}

/* ========== News Detail Modal ========== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  padding: 20px;
}

.modal-overlay.active {
  display: flex;
}

.modal-content {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  max-width: 720px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  position: relative;
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 20px;
  width: 36px;
  height: 36px;
  border: none;
  background: rgba(0, 0, 0, 0.05);
  border-radius: 50%;
  font-size: 20px;
  cursor: pointer;
  color: var(--text-light);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  z-index: 10;
}

.modal-close:hover {
  background: rgba(0, 0, 0, 0.1);
  color: var(--text-color);
}

.modal-body {
  padding: 40px;
}

.modal-body h2 {
  font-size: 28px;
  margin-bottom: 16px;
  line-height: 1.4;
}

.modal-meta {
  display: flex;
  gap: 16px;
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-color);
}

.modal-article p {
  font-size: 16px;
  line-height: 1.9;
  color: var(--text-color);
  margin-bottom: 18px;
}

/* ========== Contact Page ========== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 60px;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.contact-info-card {
  padding: 32px;
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
}

.contact-info-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 24px;
}

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

.contact-info-icon {
  width: 44px;
  height: 44px;
  background: rgba(255, 106, 61, 0.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-color);
  font-size: 20px;
  flex-shrink: 0;
}

.contact-info-text h4 {
  font-size: 15px;
  margin-bottom: 4px;
}

.contact-info-text p,
.contact-info-text a {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.7;
}

.contact-info-text a:hover {
  color: var(--primary-color);
}

.social-links {
  display: flex;
  gap: 12px;
  margin-top: 12px;
}

.social-link {
  width: 40px;
  height: 40px;
  background: var(--bg-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-light);
  font-size: 18px;
  transition: var(--transition);
  cursor: pointer;
}

.social-link:hover {
  background: var(--primary-color);
  color: white;
  transform: translateY(-3px);
}

.contact-form-card {
  padding: 40px;
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
}

.contact-form-card h3 {
  font-size: 24px;
  margin-bottom: 12px;
}

.contact-form-card > p {
  font-size: 15px;
  color: var(--text-light);
  margin-bottom: 28px;
}

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

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

.form-group label .required {
  color: var(--error-color);
  margin-left: 2px;
}

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

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(255, 106, 61, 0.1);
}

.form-input.error,
.form-textarea.error,
.form-select.error {
  border-color: var(--error-color);
}

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

.form-error {
  display: none;
  font-size: 13px;
  color: var(--error-color);
  margin-top: 6px;
}

.form-error.show {
  display: block;
}

.form-success {
  display: none;
  padding: 14px 16px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: var(--success-color);
  border-radius: var(--radius-md);
  font-size: 14px;
  margin-bottom: 20px;
}

.form-success.show {
  display: block;
}

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

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 14px;
  line-height: 1.8;
  margin: 20px 0;
  max-width: 320px;
}

.footer .logo-text {
  color: white;
}

.footer-social {
  display: flex;
  gap: 10px;
}

.footer-social-link {
  width: 36px;
  height: 36px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  transition: var(--transition);
}

.footer-social-link:hover {
  background: var(--primary-color);
  transform: translateY(-3px);
}

.footer-col h4 {
  color: white;
  font-size: 16px;
  margin-bottom: 20px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

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

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 24px 0;
  text-align: center;
}

.footer-bottom p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 13px;
  line-height: 1.8;
}

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

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

/* ========== Legal / Article Pages ========== */
.legal-section {
  padding: 60px 0;
}

.legal-container {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 20px;
}

.legal-update-box {
  background: var(--bg-light);
  border-left: 4px solid var(--primary-color);
  padding: 16px 24px;
  border-radius: var(--radius-sm);
  margin-bottom: 40px;
}

.legal-update-box p {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.7;
}

.legal-update-box p strong {
  color: var(--text-color);
}

.legal-toc {
  background: var(--bg-light);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  margin-bottom: 48px;
}

.legal-toc h3 {
  font-size: 18px;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-color);
}

.legal-toc ol {
  list-style: decimal;
  padding-left: 20px;
  counter-reset: toc-item;
}

.legal-toc ol li {
  font-size: 15px;
  line-height: 2.2;
  color: var(--text-color);
}

.legal-toc ol li a {
  color: var(--text-color);
  transition: var(--transition);
}

.legal-toc ol li a:hover {
  color: var(--primary-color);
}

.legal-article h2 {
  font-size: 22px;
  margin-top: 48px;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--border-color);
  scroll-margin-top: 90px;
}

.legal-article h2:first-child {
  margin-top: 0;
}

.legal-article h3 {
  font-size: 17px;
  margin-top: 32px;
  margin-bottom: 14px;
  color: var(--secondary-color);
  scroll-margin-top: 90px;
}

.legal-article p {
  font-size: 15px;
  line-height: 1.9;
  color: var(--text-color);
  margin-bottom: 16px;
  text-align: justify;
}

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

.legal-article ul li,
.legal-article ol li {
  font-size: 15px;
  line-height: 1.9;
  color: var(--text-color);
  margin-bottom: 8px;
}

.legal-article ul {
  list-style: disc;
}

.legal-article ol {
  list-style: decimal;
}

.legal-article strong {
  font-weight: 600;
  color: var(--secondary-color);
}

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

.legal-back {
  text-align: center;
  margin-top: 60px;
  padding-top: 40px;
  border-top: 1px solid var(--border-color);
}

/* ========== Responsive ========== */
@media (max-width: 1024px) {
  .hero-content h1 {
    font-size: 40px;
  }

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

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

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

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

@media (max-width: 768px) {
  .section {
    padding: 60px 0;
  }

  .section-title h2 {
    font-size: 28px;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--bg-white);
    flex-direction: column;
    padding: 20px;
    gap: 4px;
    box-shadow: var(--shadow-md);
    transform: translateY(-150%);
    transition: transform 0.3s ease;
  }

  .nav-menu.active {
    transform: translateY(0);
  }

  .nav-link {
    padding: 14px 18px;
  }

  .hero {
    padding-top: 132px;
    padding-bottom: 60px;
  }

  .hero .container,
  .value-grid,
  .service-detail-grid,
  .company-intro-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-content h1 {
    font-size: 32px;
  }

  .hero-content .slogan {
    font-size: 18px;
  }

  .hero-buttons {
    justify-content: center;
  }

  .hero-image-box {
    height: 280px;
  }

  .service-detail.reverse .service-detail-grid {
    direction: ltr;
  }

  .page-header h1 {
    font-size: 30px;
  }

  .features-grid,
  .tech-grid,
  .testimonials-grid,
  .news-grid,
  .service-features {
    grid-template-columns: 1fr;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .stat-number {
    font-size: 32px;
  }

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

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

  .timeline-item {
    width: 100%;
    left: 0 !important;
    text-align: left !important;
    padding-left: 50px;
    padding-right: 10px;
  }

  .timeline-item:nth-child(odd) .timeline-dot,
  .timeline-item:nth-child(even) .timeline-dot {
    left: 11px;
    right: auto;
  }

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

  .modal-body {
    padding: 24px;
  }

  .modal-body h2 {
    font-size: 22px;
  }
}

@media (max-width: 480px) {
  .btn {
    padding: 12px 24px;
  }

  .hero-content h1 {
    font-size: 28px;
  }

  .download-buttons {
    flex-direction: column;
    align-items: stretch;
  }

  .download-btn {
    justify-content: center;
  }

  .stats-grid,
  .culture-grid {
    grid-template-columns: 1fr;
  }

  .contact-form-card {
    padding: 24px;
  }
}