/* --- Global Styles & Variables --- */
:root {
    --primary-color: #0A2342; /* Deep Blue */
    --secondary-color: #2C5B9A;
    --accent-color: #BCC6D1; /* Silver/Grey */
    --text-color: #333;
    --bg-color: #FFFFFF;
    --bg-alt-color: #f7f9fc;
    --heading-font: 'Poppins', sans-serif;
    --body-font: 'Roboto', sans-serif;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

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

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

h1, h2, h3, h4 {
    font-family: var(--heading-font);
    color: var(--primary-color);
    font-weight: 700;
}

h1 { font-size: 3rem; margin-bottom: 1rem; }
h2 { font-size: 2.2rem; margin-bottom: 1.5rem; text-align: center;}
h3 { font-size: 1.5rem; }

section {
    padding: 4rem 0;
}

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

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

/* --- Header & Navigation --- */
.main-header {
    background-color: var(--bg-color);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.main-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: 40px;
}

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

.main-nav a {
    font-family: var(--body-font);
    font-weight: 500;
    font-size: 1rem;
    color: var(--primary-color);
}

.nav-toggle { display: none; }

/* --- Hero Section --- */
.hero-section {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--bg-color);
    text-align: center;
    padding: 6rem 0;
}

.hero-section h1 {
    color: var(--bg-color);
    font-size: 3.5rem;
}

.hero-section p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.cta-button {
    background-color: var(--bg-color);
    color: var(--primary-color);
    padding: 0.8rem 2rem;
    border-radius: 50px;
    font-weight: 700;
    text-transform: uppercase;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    color: var(--primary-color);
}

/* --- Content & Divisions Section --- */
.content-section p {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    font-size: 1.1rem;
}
.alternate-bg {
    background-color: var(--bg-alt-color);
}

.divisions-section .division-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.division-cards .card {
    background: var(--bg-color);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.06);
    text-align: center;
    border: 1px solid #e0e0e0;
}
.division-cards .card h3 {
    margin-bottom: 0.5rem;
}

/* --- Vision Timeline --- */
.vision-section .timeline {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    max-width: 800px;
    margin: 2rem auto 0;
}

.timeline .timeline-item {
    background: var(--bg-alt-color);
    padding: 1.5rem;
    border-left: 4px solid var(--secondary-color);
    border-radius: 0 4px 4px 0;
}
.timeline .timeline-item h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

/* --- Contact & Footer --- */
.contact-section {
    background-color: var(--primary-color);
    color: var(--bg-color);
    text-align: center;
}
.contact-section h2 { color: var(--bg-color); }
.contact-section a { color: var(--accent-color); font-weight: bold; }
.contact-section a:hover { color: var(--bg-color); }
.contact-info { margin-top: 1.5rem; }

.main-footer {
    background-color: #f1f1f1;
    padding: 2rem 0;
    text-align: center;
    font-size: 0.9rem;
}
.main-footer .container {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.main-footer a { color: var(--text-color); }
.main-footer .footer-links a { margin: 0 0.5rem; }


/* --- Mobile Responsiveness --- */
@media (max-width: 768px) {
    h1 { font-size: 2.5rem; }
    .hero-section h1 { font-size: 2.8rem; }
    h2 { font-size: 1.8rem; }

    .main-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--bg-color);
        box-shadow: 0 4px 10px rgba(0,0,0,0.1);
    }
    .main-nav.active { display: block; }
    .main-nav ul { flex-direction: column; padding: 1rem 0; }
    .main-nav ul li { text-align: center; padding: 0.5rem 0; }
    
    .nav-toggle {
        display: block;
        background: none;
        border: none;
        cursor: pointer;
        width: 24px;
        height: 18px;
        position: relative;
    }
    .nav-toggle span {
        display: block;
        width: 100%;
        height: 2px;
        background-color: var(--primary-color);
        position: absolute;
        left: 0;
        transition: transform 0.3s ease, opacity 0.3s ease;
    }
    .nav-toggle span:nth-child(1) { top: 0; }
    .nav-toggle span:nth-child(2) { top: 8px; }
    .nav-toggle span:nth-child(3) { top: 16px; }
}