/* Basic Reset & Globals */
:root {
    --primary-color: #005A9C; /* A professional blue */
    --secondary-color: #1D2D35; /* Dark slate for text */
    --accent-color: #FFC425; /* A warm, inviting yellow/gold */
    --light-gray: #f4f7f6;
    --white: #ffffff;
    --font-family: 'Poppins', sans-serif;
    --shadow: 0 4px 8px rgba(0,0,0,0.1);
    --shadow-hover: 0 8px 16px rgba(0,0,0,0.15);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--secondary-color);
    background-color: var(--white);
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 2rem;
}

h1, h2, h3 {
    line-height: 1.2;
    margin-bottom: 1rem;
}

h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--primary-color);
    font-weight: 600;
}

/* Header & Navbar */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
    width: 100%;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 1.5rem;
}

.nav-link {
    text-decoration: none;
    color: var(--secondary-color);
    font-weight: 600;
    transition: color 0.3s ease;
}

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

/* Hero Section */
.hero {
    background: url('hero-bg.png') no-repeat center center/cover;
    color: var(--white);
    height: 60vh;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    position: relative;
    padding: 0 1rem;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 90, 156, 0.7); /* Overlay to make text readable */
}

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

.hero h1 {
    font-size: 3rem;
    font-weight: 700;
}

.hero p {
    font-size: 1.2rem;
    font-weight: 300;
    max-width: 600px;
    margin: 0 auto;
}

/* Content Sections */
.content-section {
    padding: 5rem 0;
}

.alternate-bg {
    background-color: var(--light-gray);
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    justify-items: center;
}

.card {
    background: var(--white);
    border-radius: 10px;
    box-shadow: var(--shadow);
    padding: 2.5rem 2rem;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 450px;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.card.large-card {
    grid-column: 1 / -1; /* Make it span full width on grid */
    max-width: 800px; /* But not too wide */
    flex-direction: row;
    text-align: left;
    gap: 2rem;
}

@media(max-width: 768px) {
    .card.large-card {
        flex-direction: column;
        text-align: center;
    }
}


.card-icon {
    width: 80px;
    height: 80px;
    margin-bottom: 1.5rem;
    flex-shrink: 0;
}

.card.large-card .card-icon {
    margin-bottom: 0;
}

.card h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
}

.btn {
    display: inline-block;
    background: var(--primary-color);
    color: var(--white);
    padding: 0.8rem 1.5rem;
    margin-top: auto; /* Pushes button to the bottom */
    border: none;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    transition: background-color 0.3s ease;
}

.card.large-card .btn {
    margin-top: 1rem;
}

.btn:hover {
    background: #004a80; /* Darker blue on hover */
}

/* Footer */
footer {
    background: var(--secondary-color);
    color: var(--light-gray);
    text-align: center;
    padding: 2rem 0;
}

/* Responsive */
@media(max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .nav-menu {
        display: none; /* Simplification for now, a hamburger menu would be needed */
    }

    h2 {
        font-size: 2rem;
    }
}