:root {
    --primary-color: #1e40af;
    --primary-dark: #1e3a8a;
    --primary-light: #3b82f6;
    --secondary-color: #f59e0b;
    --dark-color: #1f2937;
    --light-color: #f3f4f6;
    --text-muted: #6b7280;
}

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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--dark-color);
}

/* Navigation */
.navbar {
    background: rgba(30, 64, 175, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(30, 64, 175, 1);
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: white !important;
}

.navbar-brand strong {
    color: var(--secondary-color);
}

.nav-link {
    color: rgba(255,255,255,0.9) !important;
    font-weight: 500;
    margin: 0 0.5rem;
    transition: color 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
    color: var(--secondary-color) !important;
}

.btn-primary {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
    color: var(--dark-color);
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background-color: #d97706;
    border-color: #d97706;
    transform: translateY(-2px);
}

.btn-warning {
    background-color: #f59e0b;
    border-color: #f59e0b;
    transition: all 0.3s ease;
}

.btn-warning:hover {
    background-color: #d97706;
    border-color: #d97706;
    transform: translateY(-2px);
}

.text-warning {
    color: #fbbf24 !important;
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    background: url('https://images.unsplash.com/photo-1578575437130-527eed3abbec?w=1920&h=1080&fit=crop') center/cover;
    position: relative;
    display: flex;
    align-items: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(15, 35, 90, 0.85) 0%, rgba(10, 25, 70, 0.75) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    color: white;
    padding-top: 80px;
}

.hero-content h1 {
    font-size: 3.5rem;
    line-height: 1.1;
}

.hero-content .lead {
    font-size: 1.25rem;
    opacity: 0.9;
}

.btn-outline-light {
    border-width: 2px;
    font-weight: 600;
    padding: 0.75rem 1.5rem;
}

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

/* Service Cards */
.service-card {
    background: white;
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    height: 100%;
    border: 1px solid #e5e7eb;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.15);
    border-color: var(--primary-light);
}

.service-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: white;
    font-size: 1.75rem;
}

.service-card h4 {
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.service-card ul li {
    padding: 0.25rem 0;
    color: var(--text-muted);
}

/* Feature List */
.feature-icon-lg {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    flex-shrink: 0;
}

/* Route Cards */
.route-card {
    background: white;
    border-radius: 16px;
    padding: 2rem 1.5rem;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    border: 1px solid #e5e7eb;
}

.route-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.12);
}

.route-flag {
    font-size: 3rem;
}

/* Stats Section */
.stat-number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
}

/* Story Cards */
.story-card {
    background: white;
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    height: 100%;
    transition: all 0.3s ease;
}

.story-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.12);
}

/* Accordion */
.accordion-button {
    font-weight: 600;
    color: var(--dark-color);
    background: white;
    border: none;
    padding: 1.25rem;
}

.accordion-button:not(.collapsed) {
    color: var(--primary-color);
    background: white;
    box-shadow: none;
}

.accordion-button:focus {
    box-shadow: none;
    border-color: rgba(30, 64, 175, 0.25);
}

.accordion-item {
    border-radius: 12px !important;
    overflow: hidden;
}

.accordion-body {
    padding: 0 1.25rem 1.25rem;
}

/* Footer */
footer {
    background: var(--light-color);
}

footer a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    transition: all 0.3s ease;
}

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

/* Responsive */
@media (max-width: 991px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-content .lead {
        font-size: 1.1rem;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
}

@media (max-width: 767px) {
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-content .btn-lg {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }
    
    .service-card,
    .story-card {
        padding: 1.5rem;
    }
}

/* Utility */
.text-primary {
    color: var(--primary-color) !important;
}

.bg-primary {
    background-color: var(--primary-color) !important;
}

.display-5 {
    font-weight: 800;
}

.display-3 {
    font-weight: 800;
}

.rounded-4 {
    border-radius: 1rem !important;
}