:root {
  --primary-color: #FF6600;
  --primary-dark: #e65c00;
  --secondary-color: #034ea2;
  --secondary-light: #00a9ec;
  --success-color: #51b848;
  --text-dark: #333;
  --text-light: #666;
  --bg-light: #f9f9f9;
  --border-light: #eee;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 8px 20px rgba(0, 0, 0, 0.2);
  --transition: 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: var(--text-dark);
  background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
  min-height: 100vh;
}

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

/* ==================== HEADER ====================*/
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: linear-gradient(135deg, #d8f9ffde 0%, #e8f5ff 100%);
  box-shadow: var(--shadow-md);
  border-bottom: 3px solid var(--primary-color);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 30px;
  max-width: 1400px;
  margin: 0 auto;
}

.logo-section {
  display: flex;
  align-items: center;
  gap: 15px;
  cursor: pointer;
  transition: transform var(--transition);
}

.logo-section:hover {
  transform: scale(1.05);
}

.logo {
  height: 60px;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.header-text h1 {
  font-size: 24px;
  font-weight: 700;
  background: linear-gradient(135deg, #00a9ec, #0088cc);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.header-text p {
  font-size: 12px;
  color: var(--text-light);
  margin-top: 2px;
}

.nav {
  display: flex;
  gap: 30px;
  align-items: center;
}

.nav-link {
  text-decoration: none;
  color: var(--text-dark);
  font-weight: 600;
  transition: all var(--transition);
  position: relative;
}

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

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

.nav-link.btn-dashboard {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  color: #fff;
  padding: 10px 24px;
  border-radius: 6px;
  box-shadow: var(--shadow-sm);
}

.nav-link.btn-dashboard::after {
  display: none;
}

.nav-link.btn-dashboard:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* ==================== HERO ====================*/
.hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 50px;
  padding: 80px 30px;
  max-width: 1400px;
  margin: 0 auto;
}

.hero-content {
  flex: 1;
}

.hero-content h2 {
  font-size: 48px;
  font-weight: 700;
  color: var(--secondary-color);
  margin-bottom: 10px;
}

.hero-content h3 {
  font-size: 36px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 20px;
}

.hero-content p {
  font-size: 18px;
  color: var(--text-light);
  margin-bottom: 30px;
  line-height: 1.6;
}

.hero-buttons {
  display: flex;
  gap: 20px;
}

.btn {
  padding: 14px 32px;
  font-size: 16px;
  font-weight: 700;
  border-radius: 8px;
  text-decoration: none;
  transition: all var(--transition);
  display: inline-block;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  color: #fff;
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background: transparent;
  color: var(--secondary-color);
  border: 2px solid var(--secondary-color);
}

.btn-secondary:hover {
  background: var(--secondary-color);
  color: #fff;
  transform: translateY(-3px);
}

.hero-image {
  flex: 1;
  text-align: center;
}

.train-img {
  max-width: 100%;
  height: auto;
  max-height: 300px;
  filter: drop-shadow(0 10px 30px rgba(0, 0, 0, 0.2));
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-20px); }
}

/* ==================== FEATURES ====================*/
.features {
  padding: 80px 30px;
  background: rgba(255, 255, 255, 0.9);
}

.features h2 {
  text-align: center;
  font-size: 42px;
  margin-bottom: 50px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.feature-card {
  background: linear-gradient(135deg, #ffffff, #f8f9fa);
  padding: 40px;
  border-radius: 12px;
  border: 2px solid var(--border-light);
  transition: all var(--transition);
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.feature-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-color);
}

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

.feature-card h3 {
  color: var(--secondary-color);
  font-size: 20px;
  margin-bottom: 15px;
}

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

/* ==================== ROUTES ====================*/
.routes {
  padding: 80px 30px;
}

.routes h2 {
  text-align: center;
  font-size: 42px;
  margin-bottom: 50px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.routes-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: 50px;
  align-items: center;
}

.routes-map {
  background: #fff;
  padding: 20px;
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  position: relative;
  width: 100%;
}

.map-image {
  width: 100%;
  height: auto;
  border-radius: 8px;
  display: block;
}

.map-dots {
  position: absolute;
  top: 20px;
  left: 20px;
  right: 20px;
  bottom: 20px;
  pointer-events: none;
}

.map-dot {
  position: absolute;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  border: 3px solid #fff;
  cursor: pointer;
  pointer-events: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  box-shadow: 0 4px 12px rgba(255, 102, 0, 0.3);
  transition: all var(--transition);
  transform: scale(1);
}

.map-dot:hover {
  transform: scale(1.15);
  box-shadow: 0 8px 24px rgba(255, 102, 0, 0.6);
}

.map-dot::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  border: 2px solid var(--primary-color);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.3);
    opacity: 0.3;
  }
}

.map-dot-tooltip {
  position: absolute;
  background: #333;
  color: #fff;
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 12px;
  white-space: nowrap;
  bottom: 120%;
  left: 50%;
  transform: translateX(-50%);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
  z-index: 10;
}

.map-dot:hover .map-dot-tooltip {
  opacity: 1;
}

.routes-info {
  display: none;
}

/* ==================== CONTACT ====================*/
.contact {
  padding: 80px 30px;
  background: rgba(255, 255, 255, 0.9);
}

.contact h2 {
  text-align: center;
  font-size: 42px;
  margin-bottom: 50px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.contact-card {
  background: linear-gradient(135deg, #ffffff, #f8f9fa);
  padding: 40px;
  border-radius: 12px;
  border: 2px solid var(--border-light);
  text-align: center;
  transition: all var(--transition);
  box-shadow: var(--shadow-sm);
}

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

.contact-card h3 {
  color: var(--secondary-color);
  font-size: 20px;
  margin-bottom: 15px;
}

.contact-card p {
  color: var(--text-light);
}

/* ==================== FOOTER ====================*/
.footer {
  background: linear-gradient(135deg, var(--secondary-color), var(--secondary-light));
  color: #fff;
  padding: 30px;
  text-align: center;
  box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.1);
}

.footer p {
  margin: 5px 0;
}

/* ==================== RESPONSIVE ====================*/
@media (max-width: 768px) {
  .header-container {
    flex-direction: column;
    gap: 20px;
  }

  .nav {
    flex-wrap: wrap;
    gap: 15px;
    justify-content: center;
  }

  .hero {
    flex-direction: column;
    padding: 40px 20px;
  }

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

  .hero-content h3 {
    font-size: 24px;
  }

  .hero-buttons {
    flex-direction: column;
  }

  .routes-content {
    grid-template-columns: 1fr;
  }

  .map-dot {
    width: 35px;
    height: 35px;
    font-size: 16px;
  }

  .features h2,
  .routes h2,
  .contact h2 {
    font-size: 32px;
  }
}

@media (max-width: 480px) {
  .logo {
    height: 45px;
  }

  .header-text h1 {
    font-size: 18px;
  }

  .hero-content h2 {
    font-size: 24px;
  }

  .hero-content h3 {
    font-size: 18px;
  }

  .btn {
    padding: 10px 20px;
    font-size: 14px;
  }
}