:root {
  --primary-color: #005baa;
  --secondary-color: #002f6c;
  --accent-color: #ff6b35;
  --success-color: #28a745;
  --warning-color: #ffc107;
  --danger-color: #dc3545;
  --text-dark: #1a1a1a;
  --text-light: #666;
  --bg-light: #f8f9fa;
  --gradient-primary: linear-gradient(135deg, #005baa 0%, #002f6c 100%);
}

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

body {
  font-family: 'Inter', sans-serif;
  color: var(--text-dark);
  line-height: 1.7;
  overflow-x: hidden;
}



.navbar {
  padding: 15px 0;
  background: white;
  box-shadow: 0 2px 15px rgba(0,0,0,0.08);
  transition: all 0.3s ease;
}

.navbar-brand {
  font-weight: 800;
  font-size: 26px;
  color: var(--primary-color) !important;
}

.nav-link {
  font-weight: 500;
  color: var(--text-dark) !important;
  padding: 8px 16px !important;
  transition: color 0.3s;
}

.nav-link:hover {
  color: var(--primary-color) !important;
}

.hero-section {
  background: var(--gradient-primary);
  color: white;
  padding: 120px 0 100px;
  position: relative;
  overflow: hidden;
}

.hero-section::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="rgba(255,255,255,0.1)" d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,112C672,96,768,96,864,112C960,128,1056,160,1152,160C1248,160,1344,128,1392,112L1440,96L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>') no-repeat bottom;
  background-size: cover;
  opacity: 0.2;
}

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

.hero-section h1 {
  font-size: 56px;
  font-weight: 800;
  margin-bottom: 24px;
  line-height: 1.2;
}

.hero-section .lead {
  font-size: 22px;
  margin-bottom: 40px;
  opacity: 0.95;
  line-height: 1.6;
}

.btn-hero {
  padding: 16px 42px;
  font-size: 18px;
  font-weight: 600;
  border-radius: 50px;
  transition: all 0.3s ease;
  text-decoration: none;
  display: inline-block;
}

.btn-hero-primary {
  background: var(--accent-color);
  border: none;
  color: white;
}

.btn-hero-primary:hover {
  background: #ff5722;
  transform: translateY(-3px);
  box-shadow: 0 12px 35px rgba(255, 107, 53, 0.4);
  color: white;
}

.btn-hero-outline {
  border: 2px solid white;
  color: white;
  background: transparent;
}

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

.stats-section {
  background: var(--primary-color);
  color: white;
  padding: 70px 0;
}

.stat-item {
  text-align: center;
  padding: 20px;
}

.stat-number {
  font-size: 52px;
  font-weight: 800;
  display: block;
  margin-bottom: 12px;
}

.stat-label {
  font-size: 17px;
  opacity: 0.95;
  font-weight: 500;
}

section {
  padding: 90px 0;
}

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

h2 {
  font-size: 42px;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--text-dark);
  line-height: 1.3;
}

h3 {
  font-size: 32px;
  font-weight: 600;
  margin-bottom: 20px;
  color: var(--text-dark);
}

h4 {
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 15px;
  color: var(--primary-color);
}

.lead {
  font-size: 20px;
  line-height: 1.7;
  color: var(--text-light);
}

.feature-card {
  background: white;
  border-radius: 16px;
  padding: 35px;
  height: 100%;
  box-shadow: 0 5px 25px rgba(0,0,0,0.08);
  transition: all 0.4s ease;
  border: 1px solid #e8e8e8;
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 50px rgba(0,91,170,0.15);
  border-color: var(--primary-color);
}

.feature-icon {
  width: 70px;
  height: 70px;
  background: var(--gradient-primary);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  font-size: 32px;
  color: white;
}

.comparison-table {
  background: white;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 5px 25px rgba(0,0,0,0.08);
}

.comparison-header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

.comparison-col {
  padding: 30px;
  text-align: center;
}

.old-model {
  background: #ffe6e6;
  border-right: 2px solid #ffcccc;
}

.new-model {
  background: #e6f7ff;
}

.comparison-col h4 {
  margin-bottom: 20px;
  font-size: 22px;
}

.comparison-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

.comparison-item {
  padding: 25px;
  border-top: 1px solid #e8e8e8;
  display: flex;
  align-items: center;
}

.comparison-item i {
  font-size: 24px;
  margin-right: 15px;
  min-width: 30px;
}

.old-model-item {
  border-right: 2px solid #e8e8e8;
  background: #fff5f5;
}

.old-model-item i {
  color: var(--danger-color);
}

.new-model-item {
  background: #f0f9ff;
}

.new-model-item i {
  color: var(--success-color);
}

.pain-point-card {
  background: white;
  border-radius: 12px;
  padding: 30px;
  margin-bottom: 30px;
  border-left: 5px solid var(--accent-color);
  box-shadow: 0 3px 15px rgba(0,0,0,0.08);
}

.pain-point-card h4 {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.pain-point-card .badge {
  font-size: 12px;
  padding: 6px 12px;
}

.solution-box {
  background: #e6f7ff;
  border-left: 4px solid var(--primary-color);
  padding: 20px;
  border-radius: 8px;
  margin-top: 15px;
}

.ai-card {
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
  border-radius: 16px;
  padding: 30px;
  height: 100%;
  border: 2px solid var(--primary-color);
  transition: all 0.3s ease;
}

.ai-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 40px rgba(0,91,170,0.2);
}

.ai-card h4 {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.ai-badge {
  background: var(--gradient-primary);
  color: white;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
}

.metric-card {
  background: white;
  border-radius: 12px;
  padding: 30px;
  text-align: center;
  box-shadow: 0 5px 20px rgba(0,0,0,0.08);
  height: 100%;
  transition: all 0.3s ease;
}

.metric-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0,91,170,0.15);
}

.metric-value {
  font-size: 48px;
  font-weight: 800;
  color: var(--primary-color);
  display: block;
  margin-bottom: 10px;
}

.metric-label {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 10px;
}

.metric-desc {
  font-size: 14px;
  color: var(--text-light);
}

.alert-custom {
  border-radius: 12px;
  padding: 25px;
  border: none;
  box-shadow: 0 3px 15px rgba(0,0,0,0.08);
}

.alert-custom h5 {
  font-weight: 600;
  margin-bottom: 15px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.knowledge-card {
  background: white;
  border-radius: 12px;
  padding: 30px;
  border-top: 4px solid var(--primary-color);
  box-shadow: 0 5px 20px rgba(0,0,0,0.08);
  margin-bottom: 25px;
}

.adoption-card {
  background: linear-gradient(135deg, white 0%, #f8f9fa 100%);
  border-radius: 12px;
  padding: 30px;
  margin-bottom: 25px;
  border-left: 5px solid var(--success-color);
  box-shadow: 0 3px 15px rgba(0,0,0,0.08);
}

.kpi-item {
  background: white;
  padding: 25px;
  border-radius: 12px;
  box-shadow: 0 3px 15px rgba(0,0,0,0.08);
  margin-bottom: 20px;
  border-left: 4px solid var(--primary-color);
}

.kpi-item h5 {
  color: var(--primary-color);
  font-weight: 700;
  margin-bottom: 12px;
}

.scalability-card {
  background: white;
  border-radius: 12px;
  padding: 30px;
  box-shadow: 0 5px 20px rgba(0,0,0,0.08);
  height: 100%;
  border: 2px solid transparent;
  transition: all 0.3s ease;
}

.scalability-card:hover {
  border-color: var(--primary-color);
  transform: translateY(-5px);
}

.risk-card {
  background: white;
  border-radius: 12px;
  padding: 30px;
  margin-bottom: 25px;
  border-top: 4px solid var(--warning-color);
  box-shadow: 0 3px 15px rgba(0,0,0,0.08);
}

.cta-section {
  background: var(--gradient-primary);
  color: white;
  padding: 90px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  width: 500px;
  height: 500px;
  background: rgba(255,255,255,0.05);
  border-radius: 50%;
  top: -250px;
  right: -100px;
}

.cta-section h2 {
  color: white;
  margin-bottom: 20px;
  font-size: 44px;
}

.cta-section .lead {
  color: rgba(255,255,255,0.95);
  font-size: 20px;
}

.footer {
  background: #1a1a1a;
  color: #999;
  padding: 70px 0 30px;
}

.footer h5 {
  color: white;
  font-weight: 600;
  margin-bottom: 25px;
  font-size: 18px;
}

.footer p {
  line-height: 1.8;
  font-size: 15px;
}

.footer ul {
  list-style: none;
  padding: 0;
}

.footer ul li {
  margin-bottom: 12px;
}

.footer a {
  color: #999;
  text-decoration: none;
  transition: color 0.3s;
  font-size: 15px;
}

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

.footer-bottom {
  border-top: 1px solid #333;
  margin-top: 50px;
  padding-top: 30px;
  text-align: center;
}


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

.btn-primary {
  background: var(--primary-color);
  border: none;
  padding: 12px 32px;
  font-weight: 600;
  border-radius: 50px;
  transition: all 0.3s;
}

.btn-primary:hover {
  background: var(--secondary-color);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0,91,170,0.3);
}

.btn-lg {
  padding: 16px 45px;
  font-size: 18px;
}

@media (max-width: 992px) {
  .hero-section h1 {
    font-size: 42px;
  }
  
  h2 {
    font-size: 34px;
  }
  
  .comparison-header,
  .comparison-body {
    grid-template-columns: 1fr;
  }
  
  .old-model {
    border-right: none;
    border-bottom: 2px solid #ffcccc;
  }
  
  .old-model-item {
    border-right: none;
  }
}

@media (max-width: 768px) {
  .hero-section {
    padding: 80px 0 60px;
  }
  
  .hero-section h1 {
    font-size: 34px;
  }
  
  .hero-section .lead {
    font-size: 18px;
  }
  
  h2 {
    font-size: 28px;
  }
  
  .stat-number {
    font-size: 40px;
  }
  
  section {
    padding: 60px 0;
  }
}
.feature-card i{
    font-size: 2.1rem !important;
}