/* RESET & VARIABLES */
:root {
    --primary-blue: #0b3d91; /* NASA/Aviation Blue */
    --accent-blue: #0056b3;
    --text-dark: #333;
    --text-light: #666;
    --bg-light: #f4f7f6;
    --white: #ffffff;
    --nav-height: 80px;
}

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

body {
    font-family: 'Roboto', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }

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

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

/* Make Blue Nexus Logo Prominent */
.main-logo {
    height: 60px; /* Adjust this to make it bigger/smaller */
    width: auto;
}

nav ul { display: flex; gap: 25px; align-items: center; }
nav a { font-weight: 500; color: var(--primary-blue); transition: 0.3s; }
nav a:hover { color: var(--accent-blue); }

.btn-nav {
    border: 2px solid var(--primary-blue);
    padding: 8px 20px;
    border-radius: 5px;
}

.btn-nav:hover {
    background: var(--primary-blue);
    color: white;
}

/* HERO SECTION */
.hero {
    background: linear-gradient(rgba(11, 61, 145, 0.9), rgba(11, 61, 145, 0.8)), url('https://images.unsplash.com/photo-1436491865332-7a61a109a339?auto=format&fit=crop&w=1920&q=80');
    background-size: cover;
    background-position: center;
    color: white;
    height: 70vh;
    display: flex;
    align-items: center;
    text-align: center;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 20px;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.btn-primary {
    background: white;
    color: var(--primary-blue);
    padding: 12px 30px;
    font-weight: bold;
    border-radius: 5px;
    transition: 0.3s;
}

.btn-primary:hover { background: #eee; }

/* SECTIONS */
.section-padding { padding: 80px 0; }
.bg-light { background: var(--bg-light); }
.text-center { text-align: center; }

.lead-text {
    font-size: 1.2rem;
    color: var(--text-light);
    max-width: 800px;
    margin: 0 auto;
}

.highlight { color: var(--primary-blue); font-weight: bold; }

/* SERVICES GRID */
.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.card {
    background: white;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    border-top: 4px solid var(--primary-blue);
}

.card h3 { margin-bottom: 15px; color: var(--primary-blue); }

/* VENTURES */
.venture-box {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    margin-top: 40px;
    flex-wrap: wrap;
}

.venture-logo {
    max-width: 120px; /* Controls the size of the MyAirportMap pin */
    height: auto;
}

.text-link { color: var(--primary-blue); font-weight: bold; text-decoration: underline; }

/* FOOTER */
footer {
    background: #222;
    color: #ccc;
    padding: 60px 0 20px;
}

.footer-grid {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h4 { color: white; margin-bottom: 20px; }

/* TRUST BADGES (VOSB & COMPASS) */
.trust-badges {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 10px;
}

.trust-badges img {
    height: 60px; /* Keeps these subtle */
    width: auto;
    opacity: 0.8; /* Makes them slightly muted/subtle */
    transition: 0.3s;
}

.trust-badges img:hover { opacity: 1; }

.small-text { font-size: 0.85rem; opacity: 0.7; }
.copyright { text-align: center; border-top: 1px solid #444; padding-top: 20px; font-size: 0.9rem; }

/* MOBILE RESPONSIVE */
@media(max-width: 768px) {
    .hero-content h1 { font-size: 2rem; }
    .nav-container { flex-direction: column; height: auto; padding: 15px; }
    nav ul { margin-top: 15px; flex-wrap: wrap; justify-content: center; }
}