/*
 * Gaya Dasar dan Reset
 * Disesuaikan dengan Palet Logo ST Mobile (Biru, Kuning Emas, Merah)
 */
:root {
    --primary-color: #3753A1; /* Biru Tua dari Logo */
    --secondary-color: #F8B400; /* Kuning Emas/Oranye dari Tulisan ST */
    --accent-color: #CC0000; /* Merah dari Bingkai */
    --text-color: #333;
    --light-bg: #f4f4f9;
    --dark-bg: #1e1e1e;
}

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

body {
    font-family: 'Poppins', sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    background-color: #fff;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px 0;
}

/* ---------------------------------------------------------------------- */
/* * 1. HERO BANNER (Bagian Utama) */
/* ---------------------------------------------------------------------- */
.hero-banner {
    background-color: var(--primary-color); /* Latar Belakang Biru Tua */
    color: white;
    padding: 60px 0 40px;
    text-align: center;
}

.hero-banner .logo {
    max-width: 80px;
    margin-bottom: 15px;
    border: 3px solid var(--accent-color);
    padding: 5px;
    background-color: white;
    border-radius: 50%;
}

.hero-content h1 {
    font-size: 2.5em;
    margin-bottom: 10px;
    font-weight: 700;
}

.hero-content .subtitle {
    font-size: 1.2em;
    font-weight: 400;
    margin-bottom: 20px;
}

.hero-content .motto {
    font-size: 1.1em;
    font-weight: 400;
    margin-bottom: 15px;
}

.hero-content .hashtag {
    font-size: 1.5em;
    color: var(--secondary-color); /* Aksen Kuning Emas */
    margin-top: 15px;
}

/* Tampilan 4 Screenshot Aplikasi dalam 1 Baris */
.app-screenshots-container {
    display: flex;
    justify-content: center;
    align-items: flex-end;
    gap: 10px; 
    margin-top: 40px;
    padding: 0 10px;
    overflow-x: auto;
    -ms-overflow-style: none;
    scrollbar-width: none;
}
.app-screenshots-container::-webkit-scrollbar {
    display: none;
}

.app-screenshot {
    width: 23%;
    max-width: 250px;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.3);
}

/* ---------------------------------------------------------------------- */
/* * 2. CALL TO ACTION (CTA) */
/* ---------------------------------------------------------------------- */
.cta-section {
    padding: 60px 0;
    text-align: center;
    background-color: var(--dark-bg);
    color: white;
}

.cta-section h2 {
    font-size: 2em;
    margin-bottom: 15px;
    color: var(--secondary-color);
}

.cta-buttons {
    margin-top: 25px;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    margin: 10px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    transition: background-color 0.3s;
}

.primary-btn {
    background-color: var(--secondary-color);
    color: var(--primary-color);
    border: 2px solid var(--secondary-color);
}

.primary-btn:hover {
    background-color: #fcae1e; 
}

.secondary-btn {
    background-color: transparent;
    color: white;
    border: 2px solid var(--accent-color);
}

.secondary-btn:hover {
    background-color: rgba(204, 0, 0, 0.2);
}

/* ---------------------------------------------------------------------- */
/* * 3. KONTAK PENGADUAN SECTION (Grid dengan Warna Seragam) */
/* ---------------------------------------------------------------------- */
.contact-section {
    padding: 60px 0;
    text-align: center;
    background-color: var(--primary-color);
    color: white;
}

.contact-section h2 {
    font-size: 2em;
    margin-bottom: 10px;
    color: var(--secondary-color);
}

.contact-section .intro-text {
    margin-bottom: 40px;
    font-size: 1.1em;
}

.contact-info-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 20px; 
    justify-content: center;
    margin-bottom: 30px;
}

.contact-item {
    background: rgba(255, 255, 255, 0.1);
    padding: 25px;
    border-radius: 10px;
    width: calc(33.333% - 14px);
    text-align: left;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: background-color 0.3s;
}

.contact-item:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

.contact-item h3 {
    margin-bottom: 10px;
    color: white;
    border-bottom: 2px solid var(--accent-color);
    padding-bottom: 5px;
    display: block; 
}

/* Styling untuk Tautan (Link) Kontak - DISAMAKAN */
.contact-link {
    display: block;
    text-decoration: none;
    padding: 10px 0;
    border-radius: 5px;
    margin-top: 10px;
    font-weight: 600;
    transition: background-color 0.3s, color 0.3s;
    text-align: center;
    
    /* BACKGROUND DISAMAKAN: Kuning Emas */
    background-color: var(--secondary-color); 
    /* Teks disamakan: Biru Tua agar kontras */
    color: var(--primary-color);
}

.contact-link:hover {
    /* Warna saat di-hover sedikit lebih gelap */
    background-color: #fcae1e;
    color: var(--primary-color);
}

.contact-detail {
    font-size: 1.1em;
    font-weight: 700;
    color: inherit; 
}

/* ---------------------------------------------------------------------- */
/* * MEDIA QUERIES (Untuk Tampilan Mobile) */
/* ---------------------------------------------------------------------- */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2em;
    }

    /* Penyesuaian Screenshot untuk Mobile: Scroll Horizontal */
    .app-screenshots-container {
        justify-content: flex-start; 
        gap: 15px;
        padding-bottom: 20px;
        width: 100%; 
    }

    .app-screenshot {
        width: 35%;
        flex-shrink: 0; 
    }

    .cta-buttons {
        display: flex;
        flex-direction: column;
    }
    
    /* Penyesuaian Kontak di Mobile */
    .contact-info-grid {
        flex-direction: column;
    }
    .contact-item {
        width: 100%;
        margin-bottom: 15px;
    }
}