/* CSS Variables */
:root {
    --primary-dark: #1a365d;
    --primary-blue: #2563eb;
    --accent-green: #10b981;
    --light-gray: #f8fafc;
    --dark-gray: #64748b;
    --white: #ffffff;
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: #334155;
}


Navigation Styles
.navbar {
    background: rgba(26, 54, 93, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    padding: 1rem 0;
}

.navbar.scrolled {
    background: var(--primary-dark);
    padding: 0.5rem 0;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--white) !important;
    text-decoration: none;
}

.navbar-nav .nav-link {
    color: var(--white) !important;
    font-weight: 500;
    margin: 0 0.5rem;
    transition: all 0.3s ease;
    position: relative;
}

.navbar-nav .nav-link:hover {
    color: var(--accent-green) !important;
    transform: translateY(-2px);
}

.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--accent-green);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.navbar-nav .nav-link:hover::after {
    width: 80%;
}  



/* Hero Section Styles */
.hero-section {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-blue) 100%);
    color: var(--white);
    padding: 120px 0 80px;
    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 0 100 100"><circle cx="20" cy="20" r="2" fill="rgba(255,255,255,0.1)"/><circle cx="80" cy="40" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="40" cy="60" r="1.5" fill="rgba(255,255,255,0.1)"/><circle cx="70" cy="80" r="1" fill="rgba(255,255,255,0.1)"/></svg>');
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    background: linear-gradient(45deg, var(--white), var(--accent-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    font-weight: 400;
}

.cta-button {
    background: linear-gradient(45deg, var(--accent-green), #059669);
    border: none;
    padding: 15px 35px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    color: var(--white);
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(16, 185, 129, 0.4);
    color: var(--white);
}

.cta-button i {
    margin-left: 10px;
    transition: transform 0.3s ease;
}

.cta-button:hover i {
    transform: translateX(5px);
}

/* Services Preview Styles */
.services-preview {
    padding: 80px 0;
    background: var(--light-gray);
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 1rem;
}

.section-title p {
    font-size: 1.1rem;
    color: var(--dark-gray);
    max-width: 600px;
    margin: 0 auto;
}

.service-card {
    background: var(--white);
    padding: 2.5rem 2rem;
    border-radius: 15px;
    text-align: center;
    height: 100%;
    transition: all 0.3s ease;
    border: 1px solid rgba(0,0,0,0.05);
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.15);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(45deg, var(--primary-blue), var(--accent-green));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: var(--white);
}

.service-card h4 {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: 1rem;
}

.service-card p {
    color: var(--dark-gray);
    line-height: 1.6;
}

/* Stats Section Styles */
.stats-section {
    background: var(--primary-dark);
    color: var(--white);
    padding: 60px 0;
}

.stat-item {
    text-align: center;
    padding: 1rem;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--accent-green);
    display: block;
}

.stat-label {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-top: 0.5rem;
}

/* Footer Styles */
footer {
    background: var(--primary-dark);
    color: var(--white);
    padding: 40px 0 20px;
}

.footer-brand {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

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

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--accent-green);
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--accent-green);
    transform: translateY(-2px);
}

.copyright {
    text-align: center;
    padding-top: 2rem;
    margin-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    opacity: 0.8;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .service-card {
        margin-bottom: 2rem;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
}

/* AOS Animation Overrides */
[data-aos] {
    pointer-events: none;
}

[data-aos].aos-animate {
    pointer-events: auto;
}