:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --secondary: #0ea5e9;
  --accent: #8b5cf6;
  --dark: #0f172a;
  --light: #f8fafc;
  --gray: #64748b;
  --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-2: linear-gradient(135deg, #2563eb 0%, #0ea5e9 100%);
  --shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', 'Noto Sans SC', sans-serif;
  line-height: 1.6;
  color: var(--dark);
  overflow-x: hidden;
}

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

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: var(--gradient-2);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 20px;
}

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

.brand-en {
  font-size: 14px;
  color: var(--gray);
  font-weight: 500;
  margin-left: 8px;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 40px;
}

.nav-link {
  text-decoration: none;
  color: var(--dark);
  font-weight: 500;
  font-size: 15px;
  position: relative;
  transition: color 0.3s;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width 0.3s;
}

.nav-link:hover::after {
  width: 100%;
}

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

.hamburger span {
  width: 25px;
  height: 2px;
  background: var(--dark);
  transition: 0.3s;
}

/* Language Switch */
/* 语言切换按钮 */
.lang-switch {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 8px 16px;
    background: rgba(37, 99, 235, 0.1);
    border: 1px solid rgba(37, 99, 235, 0.2);
    border-radius: 20px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    color: var(--primary);
    transition: all 0.3s ease;
    margin-left: 20px;
}

.lang-switch:hover {
    background: var(--primary);
    color: white;
    transform: scale(1.05);
}

.lang-current {
    font-weight: 700;
}

.lang-divider {
    opacity: 0.5;
    font-weight: 400;
}

.lang-target {
    opacity: 0.7;
    font-weight: 500;
}

.lang-switch:hover .lang-target {
    opacity: 1;
}

/* 激活状态（英文模式） */
.lang-switch.active {
    background: var(--primary);
    color: white;
}

.lang-switch.active .lang-current {
    opacity: 0.7;
    font-weight: 500;
}

.lang-switch.active .lang-target {
    opacity: 1;
    font-weight: 700;
}

/* 移动端适配 */
@media (max-width: 968px) {
    .lang-switch {
        margin-left: auto;
        margin-right: 20px;
        padding: 6px 12px;
        font-size: 13px;
    }
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding: 120px 0 80px;
  overflow: hidden;
  background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 50%, #f5f3ff 100%);
}

.hero-bg {
  position: absolute;
  top: -50%;
  right: -20%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  animation: pulse 10s ease-in-out infinite;
}

@keyframes pulse {

  0%,
  100% {
    transform: scale(1);
    opacity: 0.5;
  }

  50% {
    transform: scale(1.1);
    opacity: 0.8;
  }
}

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

.hero-title {
  font-size: 56px;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 24px;
  color: var(--dark);
}

.gradient-text {
  background: var(--gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 18px;
  color: var(--gray);
  margin-bottom: 40px;
  line-height: 1.8;
}

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

.btn {
  padding: 14px 32px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 16px;
  text-decoration: none;
  transition: all 0.3s;
  display: inline-block;
  border: none;
  cursor: pointer;
}

.btn-primary {
  background: var(--gradient-2);
  color: white;
  box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(37, 99, 235, 0.4);
}

.btn-secondary {
  background: white;
  color: var(--dark);
  border: 2px solid #e2e8f0;
}

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

.btn-full {
  width: 100%;
}

.hero-visual {
  position: relative;
  height: 500px;
}

.floating-card {
  position: absolute;
  background: white;
  padding: 20px;
  border-radius: 16px;
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  gap: 12px;
  animation: float 6s ease-in-out infinite;
}

.card-icon {
  width: 48px;
  height: 48px;
  background: var(--gradient-2);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
}

.card-1 {
  top: 20%;
  left: 10%;
  animation-delay: 0s;
}

.card-2 {
  top: 50%;
  right: 10%;
  animation-delay: 2s;
}

.card-3 {
  bottom: 20%;
  left: 20%;
  animation-delay: 4s;
}

@keyframes float {

  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-20px);
  }
}

.hero-graphic {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.2) 0%, transparent 70%);
  border-radius: 50%;
  z-index: -1;
}

.scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  color: var(--gray);
  font-size: 12px;
  animation: bounce 2s infinite;
}

.mouse {
  width: 24px;
  height: 40px;
  border: 2px solid var(--gray);
  border-radius: 12px;
  position: relative;
}

.mouse::before {
  content: '';
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background: var(--gray);
  border-radius: 2px;
  animation: scroll 2s infinite;
}

@keyframes bounce {

  0%,
  100% {
    transform: translateX(-50%) translateY(0);
  }

  50% {
    transform: translateX(-50%) translateY(-10px);
  }
}

@keyframes scroll {
  0% {
    opacity: 1;
    top: 8px;
  }

  100% {
    opacity: 0;
    top: 20px;
  }
}

/* Section Styles */
section {
  padding: 100px 0;
}

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

.section-header.light {
  color: white;
}

.section-tag {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(37, 99, 235, 0.1);
  color: var(--primary);
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1px;
  margin-bottom: 16px;
}

.section-title {
  font-size: 40px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--dark);
}

.section-header.light .section-title {
  color: white;
}

.section-desc {
  font-size: 18px;
  color: var(--gray);
  max-width: 600px;
  margin: 0 auto;
}

.section-header.light .section-desc {
  color: rgba(255, 255, 255, 0.8);
}

/* About Section */
/* About Section - New Design */
.about {
  background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
  padding: 120px 0;
}

.about-content {
  display: flex;
  flex-direction: column;
  gap: 80px;
}

/* Hero Image */
.about-hero-image {
  position: relative;
  width: 100%;
  height: 400px;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.about-hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.about-hero-image:hover img {
  transform: scale(1.05);
}

.image-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(15, 23, 42, 0.9), transparent);
  padding: 40px;
  color: white;
  font-size: 24px;
  font-weight: 600;
  letter-spacing: 2px;
}

/* Mission Section */
.about-mission {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 60px;
  align-items: center;
  background: white;
  padding: 60px;
  border-radius: 24px;
  box-shadow: var(--shadow);
  border: 1px solid #e2e8f0;
}

.mission-text h3 {
  font-size: 32px;
  margin-bottom: 24px;
  color: var(--dark);
  position: relative;
  padding-bottom: 16px;
}

.mission-text h3::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 60px;
  height: 4px;
  background: var(--gradient-2);
  border-radius: 2px;
}

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

.mission-text strong {
  color: var(--primary);
  font-weight: 600;
}

.mission-stats {
  display: flex;
  flex-direction: column;
  gap: 30px;
  padding-left: 40px;
  border-left: 2px solid #e2e8f0;
}

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

.stat-number {
  display: block;
  font-size: 48px;
  font-weight: 700;
  background: var(--gradient-1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 14px;
  color: var(--gray);
  font-weight: 500;
}

/* Feature Cards */
.about-features {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.feature-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  background: white;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid #e2e8f0;
  transition: all 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.feature-card.reverse {
  direction: rtl;
}

.feature-card.reverse>* {
  direction: ltr;
}

.feature-image {
  height: 350px;
  overflow: hidden;
}

.feature-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.feature-card:hover .feature-image img {
  transform: scale(1.1);
}

.feature-content {
  padding: 50px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.feature-icon {
  font-size: 48px;
  margin-bottom: 20px;
}

.feature-content h3 {
  font-size: 28px;
  margin-bottom: 16px;
  color: var(--dark);
}

.feature-content p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--gray);
}

/* Timeline */
.about-timeline {
  background: white;
  padding: 60px;
  border-radius: 24px;
  box-shadow: var(--shadow);
  border: 1px solid #e2e8f0;
}

.timeline-title {
  text-align: center;
  font-size: 28px;
  margin-bottom: 50px;
  color: var(--dark);
}

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

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 100%;
  background: linear-gradient(to bottom, var(--primary), var(--accent));
}

.timeline-item {
  display: flex;
  justify-content: flex-end;
  padding-right: 50%;
  position: relative;
  margin-bottom: 50px;
}

.timeline-item:nth-child(even) {
  justify-content: flex-start;
  padding-right: 0;
  padding-left: 50%;
}

.timeline-dot {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 20px;
  background: white;
  border: 4px solid var(--primary);
  border-radius: 50%;
  z-index: 1;
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
}

.timeline-content {
  background: #f8fafc;
  padding: 30px;
  border-radius: 16px;
  max-width: 350px;
  position: relative;
  margin: 0 30px;
}

.timeline-content::before {
  content: '';
  position: absolute;
  top: 30px;
  width: 0;
  height: 0;
  border: 10px solid transparent;
}

.timeline-item:nth-child(odd) .timeline-content::before {
  right: -20px;
  border-left-color: #f8fafc;
}

.timeline-item:nth-child(even) .timeline-content::before {
  left: -20px;
  border-right-color: #f8fafc;
}

.timeline-date {
  display: inline-block;
  padding: 4px 12px;
  background: var(--gradient-2);
  color: white;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 12px;
}

.timeline-content h4 {
  font-size: 20px;
  margin-bottom: 10px;
  color: var(--dark);
}

.timeline-content p {
  font-size: 14px;
  color: var(--gray);
  line-height: 1.6;
}

/* Location Section */
.about-location {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 60px;
  align-items: center;
  background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
  padding: 60px;
  border-radius: 24px;
  color: white;
}

.location-info h3 {
  font-size: 32px;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 16px;
}

.location-info h3::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 60px;
  height: 4px;
  background: var(--secondary);
  border-radius: 2px;
}

.location-info p {
  font-size: 16px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 24px;
}

.location-info strong {
  color: var(--secondary);
}

.location-features {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.loc-tag {
  padding: 8px 16px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  font-size: 14px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: all 0.3s;
}

.loc-tag:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

.location-visual {
  display: flex;
  justify-content: center;
}

.location-card {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  padding: 40px;
  text-align: center;
  max-width: 300px;
}

.map-placeholder {
  width: 120px;
  height: 120px;
  background: var(--gradient-2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 48px;
  box-shadow: 0 10px 30px rgba(14, 165, 233, 0.3);
}

.location-card p {
  font-size: 14px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.7);
}

/* Responsive */
@media (max-width: 968px) {
  .about-mission {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .mission-stats {
    flex-direction: row;
    justify-content: space-around;
    padding-left: 0;
    border-left: none;
    border-top: 2px solid #e2e8f0;
    padding-top: 30px;
  }

  .feature-card,
  .feature-card.reverse {
    grid-template-columns: 1fr;
    direction: ltr;
  }

  .feature-card.reverse>* {
    direction: ltr;
  }

  .feature-image {
    height: 250px;
  }

  .feature-content {
    padding: 30px;
  }

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

  .timeline::before {
    left: 30px;
  }

  .timeline-item,
  .timeline-item:nth-child(even) {
    justify-content: flex-start;
    padding-left: 80px;
    padding-right: 0;
  }

  .timeline-dot {
    left: 30px;
    transform: translateX(-50%);
  }

  .timeline-content::before {
    display: none;
  }
}

@media (max-width: 640px) {
  .about-hero-image {
    height: 250px;
  }

  .image-overlay {
    font-size: 16px;
    padding: 20px;
  }

  .about-mission,
  .about-timeline,
  .about-location {
    padding: 30px;
  }

  .mission-text h3,
  .location-info h3 {
    font-size: 24px;
  }

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

/* Services Section */
.services {
  background: var(--dark);
  position: relative;
  overflow: hidden;
}

.services::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%234f46e5' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
  position: relative;
  z-index: 1;
}

.service-card {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 24px;
  padding: 40px;
  position: relative;
  overflow: hidden;
  transition: all 0.3s;
}

.service-card:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-5px);
}

.service-header {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 24px;
}

.service-number {
  font-size: 48px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.1);
  line-height: 1;
}

.service-card h3 {
  color: white;
  font-size: 24px;
  font-weight: 600;
}

.service-list {
  list-style: none;
}

.service-list li {
  color: rgba(255, 255, 255, 0.7);
  padding: 8px 0;
  padding-left: 24px;
  position: relative;
  font-size: 15px;
}

.service-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--secondary);
}

.service-icon {
  position: absolute;
  bottom: 30px;
  right: 30px;
  font-size: 60px;
  opacity: 0.2;
}

/* Products Section */
.products {
  background: #f8fafc;
}

.products-showcase {
  display: flex;
  flex-direction: column;
  gap: 80px;
}

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

.product-item.reverse {
  direction: rtl;
}

.product-item.reverse>* {
  direction: ltr;
}

.product-image {
  height: 400px;
  border-radius: 24px;
  overflow: hidden;
  position: relative;
}

.placeholder-img {
  background: var(--gradient-1);
  display: flex;
  align-items: center;
  justify-content: center;
}

.placeholder-img.blue {
  background: var(--gradient-2);
}

.placeholder-img.purple {
  background: linear-gradient(135deg, #8b5cf6 0%, #ec4899 100%);
}

.img-text {
  color: white;
  font-size: 32px;
  font-weight: 700;
  text-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.product-info h3 {
  font-size: 32px;
  margin-bottom: 16px;
  color: var(--dark);
}

.product-info p {
  color: var(--gray);
  font-size: 16px;
  line-height: 1.8;
  margin-bottom: 24px;
}

.product-tag {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(37, 99, 235, 0.1);
  color: var(--primary);
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
}

/* Contact Section */
.contact {
  background: white;
}

.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  background: #f8fafc;
  border-radius: 32px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.contact-info {
  padding: 60px;
  background: var(--dark);
  color: white;
}

.contact-info h2 {
  font-size: 36px;
  margin-bottom: 16px;
}

.contact-desc {
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 40px;
  font-size: 16px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.contact-item {
  display: flex;
  gap: 20px;
}

.contact-icon {
  width: 48px;
  height: 48px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

.contact-item label {
  display: block;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.contact-item a,
.contact-item p {
  color: white;
  text-decoration: none;
  font-size: 16px;
  line-height: 1.6;
}

.contact-item a:hover {
  color: var(--secondary);
}

.contact-form-wrapper {
  padding: 60px;
}

.contact-form h3 {
  font-size: 24px;
  margin-bottom: 30px;
  color: var(--dark);
}

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

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px 18px;
  border: 2px solid #e2e8f0;
  border-radius: 12px;
  font-size: 15px;
  font-family: inherit;
  transition: all 0.3s;
  background: white;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
}

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

/* Footer */
.footer {
  background: var(--dark);
  color: white;
  padding: 60px 0 30px;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.footer-brand h4 {
  font-size: 20px;
  margin-bottom: 4px;
}

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

.footer-links {
  display: flex;
  gap: 30px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.3s;
}

.footer-links a:hover {
  color: white;
}

.footer-bottom {
  text-align: center;
  color: rgba(255, 255, 255, 0.5);
  font-size: 14px;
}

.footer-bottom .credit {
  margin-top: 8px;
  font-size: 12px;
}

/* Responsive */
@media (max-width: 968px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-title {
    font-size: 40px;
  }

  .hero-visual {
    display: none;
  }

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

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

  .product-item,
  .product-item.reverse {
    grid-template-columns: 1fr;
    direction: ltr;
  }

  .product-item.reverse>* {
    direction: ltr;
  }

  .contact-wrapper {
    grid-template-columns: 1fr;
  }

  .nav-menu {
    position: fixed;
    left: -100%;
    top: 80px;
    flex-direction: column;
    background: white;
    width: 100%;
    text-align: center;
    transition: 0.3s;
    padding: 40px 0;
    box-shadow: var(--shadow);
  }

  .nav-menu.active {
    left: 0;
  }

  .hamburger {
    display: flex;
  }

  .lang-switch-mobile {
    display: block;
  }

  .nav-menu .lang-switch {
    display: none;
  }

  .footer-content {
    flex-direction: column;
    gap: 30px;
    text-align: center;
  }
}

@media (max-width: 640px) {
  .about-grid {
    grid-template-columns: 1fr;
  }

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

  .hero-title {
    font-size: 32px;
  }
}