/* Google Material Design Style */
:root {
  --primary-color: #4285f4;
  --primary-dark: #3367d6;
  --secondary-color: #34a853;
  --accent-color: #fbbc04;
  --danger-color: #ea4335;
  --text-primary: #202124;
  --text-secondary: #5f6368;
  --bg-primary: #ffffff;
  --bg-secondary: #f8f9fa;
  --border-color: #dadce0;
  --shadow-sm: 0 1px 2px 0 rgba(60,64,67,0.3), 0 1px 3px 1px rgba(60,64,67,0.15);
  --shadow-md: 0 1px 3px 0 rgba(60,64,67,0.3), 0 4px 8px 3px rgba(60,64,67,0.15);
  --shadow-lg: 0 4px 6px 0 rgba(60,64,67,0.3), 0 8px 16px 6px rgba(60,64,67,0.15);
}

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

body {
  font-family: 'Roboto', 'Segoe UI', 'Google Sans', Arial, sans-serif;
  color: var(--text-primary);
  background: var(--bg-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  background: var(--bg-primary);
  box-shadow: var(--shadow-sm);
  z-index: 1000;
  transition: all 0.3s ease;
}

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

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 64px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 20px;
  font-weight: 500;
  color: var(--text-primary);
  text-decoration: none;
}

.logo-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: bold;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 8px;
  align-items: center;
}

.nav-menu a {
  color: var(--text-secondary);
  text-decoration: none;
  padding: 8px 16px;
  border-radius: 4px;
  transition: all 0.3s ease;
  font-size: 14px;
  font-weight: 500;
}

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

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

.lang-switch {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 6px 16px;
  cursor: pointer;
  font-size: 14px;
  color: var(--text-secondary);
  transition: all 0.3s ease;
  margin-left: 16px;
}

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

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  color: var(--text-primary);
}

/* Hero Section */
.hero {
  margin-top: 64px;
  min-height: calc(100vh - 64px);
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="%23ffffff" fill-opacity="0.1" d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,112C672,96,768,96,864,112C960,128,1056,160,1152,165.3C1248,171,1344,149,1392,138.7L1440,128L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>') no-repeat bottom;
  background-size: cover;
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 24px;
  position: relative;
  z-index: 1;
}

.hero-content {
  max-width: 600px;
  color: white;
}

.hero h1 {
  font-size: 48px;
  font-weight: 700;
  margin-bottom: 24px;
  line-height: 1.2;
}

.hero p {
  font-size: 18px;
  margin-bottom: 32px;
  opacity: 0.95;
}

.btn {
  display: inline-block;
  padding: 12px 32px;
  border-radius: 24px;
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  font-size: 14px;
}

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

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

.btn-secondary {
  background: transparent;
  color: white;
  border: 2px solid white;
  margin-left: 16px;
}

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

/* Sections */
.section {
  padding: 80px 24px;
}

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

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

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-header h2 {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.section-header p {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* Cards */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
}

.card {
  background: var(--bg-primary);
  border-radius: 8px;
  padding: 32px;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
}

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

.card-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 24px;
}

.card-icon.blue {
  background: rgba(66, 133, 244, 0.1);
  color: var(--primary-color);
}

.card-icon.green {
  background: rgba(52, 168, 83, 0.1);
  color: var(--secondary-color);
}

.card-icon.yellow {
  background: rgba(251, 188, 4, 0.1);
  color: var(--accent-color);
}

.card-icon.red {
  background: rgba(234, 67, 53, 0.1);
  color: var(--danger-color);
}

.card h3 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.card p {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Stats */
.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 32px;
  margin-top: 48px;
}

.stat-item {
  text-align: center;
  padding: 24px;
}

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

.stat-label {
  font-size: 16px;
  color: var(--text-secondary);
}

/* Contact Form */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  margin-top: 48px;
}

.form-group {
  margin-bottom: 24px;
}

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

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  font-size: 14px;
  font-family: inherit;
  transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(66, 133, 244, 0.1);
}

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

/* Map */
#map {
  width: 100%;
  height: 400px;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

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

.info-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--primary-color);
}

.info-content h4 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--text-primary);
}

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

/* Footer */
.footer {
  background: var(--text-primary);
  color: rgba(255, 255, 255, 0.7);
  padding: 48px 24px 24px;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 32px;
  margin-bottom: 32px;
}

.footer-section h3 {
  color: white;
  margin-bottom: 16px;
  font-size: 16px;
  font-weight: 600;
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: 8px;
}

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

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

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  font-size: 14px;
}

/* Legal Pages */
.legal-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 120px 24px 80px;
}

.legal-content h1 {
  font-size: 36px;
  margin-bottom: 16px;
}

.legal-content .date {
  color: var(--text-secondary);
  margin-bottom: 32px;
  font-size: 14px;
}

.legal-content h2 {
  font-size: 24px;
  margin-top: 32px;
  margin-bottom: 16px;
}

.legal-content h3 {
  font-size: 18px;
  margin-top: 24px;
  margin-bottom: 12px;
}

.legal-content p {
  margin-bottom: 16px;
  color: var(--text-secondary);
}

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

.legal-content li {
  margin-bottom: 8px;
  color: var(--text-secondary);
}

/* Responsive */
@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    left: -100%;
    top: 64px;
    flex-direction: column;
    background: var(--bg-primary);
    width: 100%;
    text-align: center;
    transition: 0.3s;
    box-shadow: var(--shadow-md);
    padding: 24px;
    gap: 8px;
  }

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

  .mobile-toggle {
    display: block;
  }

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

  .hero p {
    font-size: 16px;
  }

  .btn-secondary {
    margin-left: 0;
    margin-top: 16px;
    display: block;
  }

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

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

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

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

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

/* Loading */
.loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: white;
  animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}