@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;700&display=swap');

:root {
    /* Skema Warna yang Profesional */
    --primary-color: #004d40; /* Hijau tua/Navy, melambangkan kematangan */
    --secondary-color: #ffc107; /* Emas, melambangkan kehormatan */
    --text-color: #333;
    --bg-color: #f4f4f9;
}

body {
    font-family: 'Montserrat', sans-serif;
    margin: 0;
    padding: 0;
    background-color: var(--bg-color);
    color: var(--text-color);
    text-align: center;
}

/* --- Hero Section (Header Utama) --- */
.hero {
    /* Pastikan file 'komandan-bg.jpg' ada di folder 'img' */
    background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), url('img/komandan-bg.jpg') no-repeat center center/cover;
    color: white;
    padding: 150px 20px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.hero h1 {
    font-size: 3em;
    margin-bottom: 10px;
    border-bottom: 3px solid var(--secondary-color);
    display: inline-block;
    padding-bottom: 5px;
}

/* --- Section Card (Kotak Konten) --- */
main {
    padding: 40px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.section-card {
    background-color: white;
    padding: 30px;
    margin-bottom: 30px;
    border-radius: 12px;
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.1);
    text-align: left;
}

.section-card h2 {
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 25px;
    font-size: 2em;
}

/* --- Pesan-Pesan --- */
#messages-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.message-card {
    border: 1px solid #ddd;
    padding: 20px;
    border-radius: 8px;
    transition: transform 0.3s ease;
    background-color: #f9f9f9;
}

.message-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.message-card strong {
    color: var(--primary-color); /* Pengirim berwarna utama */
    display: block;
    margin-top: 10px;
    font-style: italic;
}

/* --- Galeri Foto --- */
.gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 15px;
}

.gallery-item {
    width: 100%;
    height: 250px;
    object-fit: cover;
    border-radius: 8px;
    transition: transform 0.3s ease;
    cursor: pointer;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.gallery-item:hover {
    transform: scale(1.03);
}

/* --- Tombol Musik --- */
#play-music {
    background-color: var(--secondary-color);
    color: var(--primary-color);
    border: none;
    padding: 12px 25px;
    font-size: 1.1em;
    font-weight: 700;
    border-radius: 5px;
    cursor: pointer;
    margin-top: 20px;
    transition: background-color 0.3s ease, transform 0.1s;
}

#play-music:active {
    transform: scale(0.98);
}

/* --- Footer --- */
footer {
    background-color: var(--primary-color);
    color: white;
    padding: 20px;
    font-size: 0.9em;
}

/* --- Countdown Overlay --- */
#countdown-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    color: white;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    font-size: 3em;
    z-index: 1000;
    transition: opacity 1s ease;
}
#countdown {
    font-size: 5em;
    font-weight: bold;
    color: var(--secondary-color);
    margin-top: 10px;
}
.countdown-text {
    margin-bottom: 20px;
    font-size: 1.5em;
}
.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}