:root {
    --color-primary: #1e3a8a;
    --color-primary-dark: #0f172a;
    --color-secondary: #0f766e;
    --color-accent: #f59e0b;
    --color-text: #111827;
    --color-bg: #f9fafb;
    --color-surface: #ffffff;
    --color-border-subtle: #e5e7eb;
}

/* Typography */
body {
    font-family: 'Open Sans', sans-serif;
    line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
}

/* Navigation */
.navbar {
    transition: all 0.3s ease;
    background-color: var(--color-surface);
    border-bottom: 1px solid var(--color-border-subtle);
}

.navbar-brand {
    font-size: 1.5rem;
}

.nav-link {
    font-weight: 500;
    transition: color 0.3s ease;
    padding-inline: 1rem;
    position: relative;
}

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

.nav-link.active,
.nav-link.show,
.nav-link:focus-visible {
    color: var(--color-primary) !important;
}

.nav-link.active::after,
.nav-link.show::after {
    content: "";
    position: absolute;
    left: 0.75rem;
    right: 0.75rem;
    bottom: 0.3rem;
    height: 3px;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--color-accent), var(--color-secondary));
}

/* Hero Section */
.hero-section {
    background: radial-gradient(circle at top left, var(--color-secondary) 0%, var(--color-primary-dark) 55%, #020617 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-section img {
    max-height: 500px;
    object-fit: cover;
}

/* Service Cards */
.service-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-radius: 15px;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.service-icon {
    transition: transform 0.3s ease;
}

.service-card:hover .service-icon {
    transform: scale(1.1);
}

.service-link-card {
    transition: all 0.3s ease;
    border-radius: 10px;
}

.service-link-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

/* Buttons */
.btn {
    border-radius: 25px;
    font-weight: 600;
    padding: 12px 30px;
    transition: all 0.3s ease;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

/* Sections */
section {
    padding: 5rem 0;
}

/* Background Colors */
.bg-light {
    background-color: #f3f4f6 !important;
}

/* Footer */
footer {
    background-color: #020617 !important;
}

footer a:hover {
    color: var(--color-accent) !important;
}

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

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

/* Responsive Design */
@media (max-width: 768px) {
    .hero-section {
        min-height: auto;
        padding: 100px 0 50px;
    }
    
    .display-4 {
        font-size: 2.5rem;
    }
    
    .display-5 {
        font-size: 2rem;
    }
    
    .display-6 {
        font-size: 1.75rem;
    }
    
    section {
        padding: 60px 0;
    }
}

/* Custom Utilities */
.text-primary { color: var(--color-primary) !important; }
.bg-primary { background-color: var(--color-primary) !important; }
.border-primary { border-color: var(--color-primary) !important; }
.text-secondary { color: var(--color-secondary) !important; }
.bg-secondary { background-color: var(--color-secondary) !important; }
.text-accent { color: var(--color-accent) !important; }
.bg-accent { background-color: var(--color-accent) !important; }

.btn-primary {
    background-color: var(--color-primary) !important;
    border-color: var(--color-primary) !important;
    color: var(--color-white) !important;
}

.btn-outline-primary {
    color: var(--color-primary) !important;
    border-color: var(--color-primary) !important;
}

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

/* Loading Animation */
.loading {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

.loading.loaded {
    opacity: 1;
    transform: translateY(0);
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #e5e7eb;
}

::-webkit-scrollbar-thumb {
    background: var(--color-primary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #072d49;
}

/* Form Styles */
.form-control {
    border-radius: 10px;
    border: 2px solid var(--color-border-subtle);
    padding: 12px 15px;
    transition: all 0.3s ease;
}

.form-control:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 0.2rem rgba(10, 61, 98, 0.25);
}

/* Card Styles */
.card {
    border-radius: 15px;
    overflow: hidden;
}

/* Image Styles */
img {
    max-width: 100%;
    height: auto;
}

a,
.btn,
.nav-link {
    color: inherit;
}

a:focus-visible, .btn:focus-visible, .nav-link:focus-visible {
    outline: 3px solid var(--color-accent);
    outline-offset: 2px;
}

/* Spacing Utilities */
.section-padding {
    padding: 80px 0;
}

.section-padding-sm {
    padding: 60px 0;
}

/* Text Shadows */
.text-shadow {
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

/* Box Shadows */
.shadow-custom {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* Gradient Backgrounds */
.bg-gradient-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
}

.bg-gradient-light {
    background: linear-gradient(135deg, #f9fafb 0%, #e5e7eb 100%);
}