:root {
    --cobalt: #002B5B;
    --gold: #FFC107;
    --gold-glow: rgba(255, 193, 7, 0.3);
    --slate-50: #F8FAFC;
    --slate-100: #F1F5F9;
    --slate-200: #E2E8F0;
    --slate-600: #475569;
    --slate-800: #1E293B;
}

body {
    font-family: 'Plus Jakarta Sans', sans-serif;
    background-color: var(--slate-50);
    color: var(--slate-800);
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* --- MODERN NAVBAR --- */
.navbar {
    padding: 20px 60px;
    background: rgba(248, 250, 252, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--slate-200);
}

.logo-link {
    font-family: 'Montserrat';
    font-weight: 900;
    font-size: 1.5rem;
    color: var(--cobalt) !important;
    text-decoration: none;
    letter-spacing: -1px;
}

.nav-link {
    font-weight: 600;
    color: var(--slate-800) !important;
    margin-left: 30px;
    font-size: 15px;
    transition: 0.3s;
}

    .nav-link:hover {
        color: var(--gold) !important;
    }

/* --- HERO & CONTENT --- */
.hero-container {
    padding: 120px 60px 80px;
    flex: 1;
}

.hero-label {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 3px;
    font-weight: 800;
    color: var(--gold);
    margin-bottom: 20px;
    display: block;
}

.hero-title {
    font-family: 'Montserrat';
    font-weight: 900;
    font-size: clamp(2.2rem, 4vw, 3.8rem);
    color: var(--cobalt);
    line-height: 1.1;
    margin-bottom: 30px;
}

.hero-description {
    font-size: 1.1rem;
    line-height: 1.6;
    color: var(--slate-600);
    margin-bottom: 40px;
}

.hero-image-wrapper {
    position: relative;
    border-radius: 30px;
    overflow: hidden;
    box-shadow: 0 30px 60px rgba(0, 43, 91, 0.15);
}

.hero-img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    display: block;
}

/* --- MODULE CARDS --- */
.contents-label {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--slate-800);
    padding-bottom: 10px;
    border-bottom: 2px solid var(--gold);
    display: inline-block;
    margin-bottom: 30px;
    font-weight: 800;
}

.module-card {
    background: white;
    border: 1px solid var(--slate-200);
    padding: 30px;
    border-radius: 20px;
    text-decoration: none;
    color: inherit;
    display: block;
    transition: all 0.4s ease;
    height: 100%;
}

    .module-card:hover {
        transform: translateY(-8px);
        border-color: var(--gold);
        box-shadow: 0 15px 30px rgba(0, 43, 91, 0.08);
    }

.module-icon {
    font-size: 2rem;
    color: var(--gold);
    margin-bottom: 20px;
}

.sector-tag {
    background: var(--cobalt);
    color: var(--gold);
    font-size: 10px;
    font-weight: 800;
    border-radius: 50px;
    padding: 6px 15px;
    text-transform: uppercase;
}

.btn-enter {
    background: var(--cobalt);
    color: white;
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 800;
    border: none;
    transition: 0.3s;
}

    .btn-enter:hover {
        background: var(--slate-800);
        color: white;
    }

/* --- FOOTER (EXACT REQUEST) --- */
.main-footer {
    background-color: var(--cobalt);
    padding: 30px 0;
    width: 100%;
}

.footer-copyright {
    color: var(--gold);
    font-weight: 700;
    font-size: 0.9rem;
    letter-spacing: 1px;
    text-align: center;
    margin: 0;
}

@media (max-width: 991px) {
    .navbar {
        padding: 15px 30px;
    }

    .hero-container {
        padding: 100px 30px 40px;
    }
}