:root {
    --primary-navy: #0a192f;
    --accent-yellow: #ffcc00;
    --text-light: #f8f9fa;
    --text-dark: #333333;
    --bg-gray: #f4f4f4;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: #fff;
}

/* Header & Nav */
header {
    background: var(--primary-navy);
    color: white;
    padding: 1.2rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.logo { font-weight: 800; font-size: 1.5rem; letter-spacing: -1px; text-transform: uppercase; }
.logo span { color: var(--accent-yellow); }

.nav-links { display: flex; list-style: none; gap: 2rem; }
.nav-links a { color: white; text-decoration: none; font-size: 0.9rem; font-weight: 600; }
.nav-links a:hover { color: var(--accent-yellow); }

/* The "Hamburger" (Visible on Mobile) */
.menu-toggle { display: none; cursor: pointer; font-size: 1.5rem; }

/* Hero Section */
.hero {
    background: linear-gradient(rgba(10, 25, 47, 0.8), rgba(10, 25, 47, 0.8)), 
                url('https://images.unsplash.com/photo-1541888946425-d81bb19240f5?auto=format&fit=crop&w=1200&q=80');
    background-size: cover;
    background-position: center;
    height: 70vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: white;
    padding: 0 10%;
}

.hero h1 { font-size: 3rem; margin-bottom: 1rem; border-left: 5px solid var(--accent-yellow); padding-left: 15px; }
.btn-primary {
    background: var(--accent-yellow);
    color: var(--primary-navy);
    padding: 12px 30px;
    text-decoration: none;
    font-weight: 700;
    border-radius: 4px;
    margin-top: 20px;
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .nav-links { display: none; } /* You can toggle this with simple JS */
    .menu-toggle { display: block; }
    .hero h1 { font-size: 2rem; }
}