:root {
    --primary-color: #0056b3; 
    --font-family: 'Poppins', sans-serif;
}

/* --- PERBAIKAN STICKY FOOTER --- */
html, body {
    height: 100%;
}

body {
    font-family: var(--font-family);
    display: flex;
    flex-direction: column;
}

main {
    flex: 1 0 auto; 
}

footer {
    flex-shrink: 0;
}
/* --- AKHIR PERBAIKAN --- */

.navbar-brand {
    font-size: 1.5rem;
}

.hero-section {
    background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), url('../img/header_2025v1.png');
    background-size: cover;
    background-position: center;
    padding: 120px 0; 
    margin-top: 56px; 
}

section {
    padding: 60px 0;
}

section h2 {
    font-weight: 600;
    margin-bottom: 1rem;
}

section hr {
    width: 80px;
    border-top: 3px solid var(--primary-color);
    margin-top: 0;
}

.card {
    border: none;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.text-primary {
    color: var(--primary-color) !important;
}

.btn-primary, .btn-primary:hover, .btn-primary:active, .btn-primary:focus {
    background-color: var(--primary-color) !important;
    border-color: var(--primary-color) !important;
    box-shadow: none !important;
}

/* Gallery Style */
.gallery-item {
    position: relative;
    display: block;
    overflow: hidden;
    border-radius: 0.25rem;
}
.gallery-item img {
    transition: transform 0.4s ease;
}
.gallery-item:hover img {
    transform: scale(1.1);
}
.gallery-caption {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: rgba(0, 86, 179, 0.7);
    color: white;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.4s ease;
    font-size: 2.5rem;
}
.gallery-item:hover .gallery-caption {
    opacity: 1;
}

/* Countdown Style */
.countdown-container {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 1rem;
}
.countdown-item {
    background: rgba(255, 255, 255, 0.15);
    padding: 10px 15px;
    border-radius: 5px;
    min-width: 90px;
    backdrop-filter: blur(5px);
}
.countdown-item span {
    display: block;
    font-size: 2.2rem;
    font-weight: 700;
}
.countdown-item p {
    font-size: 0.9rem;
    margin: 0;
    text-transform: uppercase;
}
#countdown-title h3 {
    margin-bottom: 1rem;
    font-weight: 400;
}


/* Mobile Responsive */
@media (max-width: 768px) {
    .hero-section {
        padding: 80px 0;
    }
    .countdown-container {
        flex-wrap: wrap;
        gap: 10px;
    }
    .countdown-item span {
        font-size: 1.8rem;
    }
}