:root {
    --primary-blue: #0A2342;
    /* Deep Navy */
    --secondary-blue: #2CA58D;
    /* Trustworthy Teal/Greenish Blue */
    --accent-gold: #C0C0C0;
    /* Silver/Platinum accent (or Gold if preferred) */
    --light-bg: #F4F5F7;
    --white: #ffffff;
    --text-dark: #333333;
    --text-light: #f5f5f5;
}

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

body {
    font-family: 'Open Sans', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    background-color: var(--light-bg);
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: 'Montserrat', sans-serif;
    color: var(--primary-blue);
}

/* Header & Nav */
header {
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
    max-width: 1200px;
    margin: 0 auto;
}

.logo img {
    height: 50px;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 2rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--primary-blue);
    font-weight: 600;
    font-size: 0.95rem;
    transition: color 0.3s;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--secondary-blue);
}

.btn {
    display: inline-block;
    padding: 0.8rem 1.8rem;
    background-color: var(--secondary-blue);
    color: var(--white);
    text-decoration: none;
    font-weight: bold;
    border-radius: 4px;
    transition: background 0.3s;
    border: none;
    cursor: pointer;
}

.btn:hover {
    background-color: #1e8772;
}

/* Hero Section */
.hero {
    background: linear-gradient(rgba(10, 35, 66, 0.7), rgba(10, 35, 66, 0.7)), url('../assets/images/hero.png');
    background-size: cover;
    background-position: center;
    height: 70vh;
    display: flex;
    align-items: center;
    text-align: center;
    color: var(--white);
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 1rem;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--white);
}

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

/* Services */
.section-padding {
    padding: 5rem 5%;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

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

.title-center h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

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

.service-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    text-align: center;
    transition: transform 0.3s;
}

.service-card:hover {
    transform: translateY(-5px);
}

.service-card img {
    height: 80px;
    margin-bottom: 1.5rem;
}

.service-card h3 {
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

/* Footer */
footer {
    background-color: var(--primary-blue);
    color: var(--white);
    padding: 4rem 5% 1rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
}

.footer-col h3 {
    color: var(--white);
    margin-bottom: 1.5rem;
}

.footer-col ul {
    list-style: none;
}

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

.footer-col a {
    color: #ccc;
    text-decoration: none;
}

.footer-col a:hover {
    color: var(--white);
}

.copyright {
    text-align: center;
    margin-top: 3rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #aaa;
    font-size: 0.9rem;
}

/* Mobile */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        /* Add JS toggle later if needed */
    }

    .hero h1 {
        font-size: 2rem;
    }
}