/* --- 1. RESET & DASAR --- */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-tap-highlight-color: transparent; /* Hilangkan blok biru saat klik di Android */
}

/* Fallback warna hitam (agar tidak putih jika gambar belum load) */
html {
    background-color: #000;
}

body {
    font-family: 'Lato', sans-serif;
    color: white;
    
    /* PENTING: Background kita pindah ke ::before agar stabil di HP */
    
    /* Layout Center */
    display: flex;
    justify-content: center;
    align-items: center; 
    
    /* Gunakan 100dvh agar pas dengan browser HP modern */
    min-height: 100vh;
    min-height: 100dvh; 
    
    /* Memberi jarak atas bawah agar tidak mentok saat di-scroll */
    padding: 20px 0; 
    position: relative;
}

/* --- SOLUSI LAYAR PUTIH (BACKGROUND TETAP) --- */
body::before {
    content: "";
    position: fixed; /* Kunci background agar tidak ikut scroll/naik turun */
    top: 0; 
    left: 0;
    width: 100%;
    height: 100%;
    
    /* Gambar Background */
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('bg.jpg');
    background-size: cover;      
    background-position: center; 
    background-repeat: no-repeat;
    
    z-index: -1; /* Taruh di paling belakang */
    will-change: transform; /* Optimasi untuk iPhone */
}

/* --- 2. KONTAINER UTAMA (KARTU KACA) --- */
.phone-container {
    width: 90%; /* Lebar fleksibel */
    max-width: 420px; /* Batas maksimal lebar */
    
    /* Glassmorphism (Efek Kaca) */
    background-color: rgba(0, 0, 0, 0.3); 
    backdrop-filter: blur(8px); 
    -webkit-backdrop-filter: blur(8px); 
    
    padding: 40px 25px;
    text-align: center;
    position: relative;
    
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);

    display: flex;
    flex-direction: column;
    align-items: center;
}

/* --- 3. JUDUL UTAMA (PRATA) --- */
.brand-section {
    margin-bottom: 25px;
    margin-top: 5px;
    width: 100%;
}

.brand-name {
    font-family: 'Prata', serif; 
    font-weight: 400; 
    font-size: 3rem; 
    line-height: 1.1;
    margin-bottom: 5px;
    color: white;
    text-shadow: 2px 2px 10px rgba(0,0,0,0.6);
}

.brand-sub {
    font-family: 'Lato', sans-serif;
    font-size: 0.75rem;
    letter-spacing: 6px;
    text-transform: uppercase;
    font-weight: 300;
    opacity: 0.9;
    margin-top: 5px;
}

/* --- 4. SLIDESHOW (LANDSCAPE 16:9) --- */
.slider-container {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9; /* Kunci rasio */
    margin-bottom: 25px;
    
    border-radius: 8px; 
    overflow: hidden;
    border: 1px solid rgba(255,255,255,0.2);
    box-shadow: 0 5px 15px rgba(0,0,0,0.4);
    background-color: #000;
}

.slider-wrapper img {
    position: absolute;
    width: 100%;
    height: 100%;
    object-fit: cover;
    top: 0; 
    left: 0;
    opacity: 0;
    animation: fade 20s infinite;
}

@keyframes fade {
    0% { opacity: 0; }
    10% { opacity: 1; }
    20% { opacity: 1; }
    30% { opacity: 0; }
    100% { opacity: 0; }
}

/* Jadwal Animasi */
.slider-wrapper img:nth-child(1) { animation-delay: 0s; }
.slider-wrapper img:nth-child(2) { animation-delay: 4s; }
.slider-wrapper img:nth-child(3) { animation-delay: 8s; }
.slider-wrapper img:nth-child(4) { animation-delay: 12s; }
.slider-wrapper img:nth-child(5) { animation-delay: 16s; }


/* --- 5. SUBTITLE SAMBUNG (GREAT VIBES) --- */
.script-title h2 {
    font-family: 'Great Vibes', cursive;
    font-weight: 400;
    font-size: 2.2rem;
    color: #f0f0f0;
    margin-bottom: 15px;
    margin-top: 0;
    text-shadow: 0 2px 5px rgba(0,0,0,0.7);
}

/* --- 6. DESKRIPSI --- */
.description-area {
    width: 100%;
    margin-bottom: 30px;
}

.description-area p {
    font-size: 0.9rem;
    color: #e0e0e0;
    line-height: 1.6;
    font-weight: 300;
    font-style: italic;
}

/* --- 7. TOMBOL LINKS (DENGAN LOGO) --- */
.links-area {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 12px; 
}

.btn {
    /* Flexbox untuk menengahkan Logo + Teks */
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    
    width: 100%;
    padding: 16px 0; 
    text-decoration: none;
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.6);
    border-radius: 50px;
    font-size: 0.85rem;
    letter-spacing: 1.5px;
    transition: all 0.3s ease;
    background: rgba(0,0,0,0.1); 
    text-transform: uppercase;
    font-weight: 400;
}

.btn:hover, .btn:active {
    background-color: white;
    color: black;
    border-color: white;
    transform: translateY(-2px);
}

.btn i {
    font-size: 1.2rem; /* Ukuran Logo */
}

/* --- 8. FOOTER --- */
.footer-area {
    margin-top: 40px;
    font-size: 0.65rem;
    letter-spacing: 2px;
    color: #aaa;
    opacity: 0.8;
}

/* --- 9. RESPONSIVE (KHUSUS HP KECIL) --- */
@media screen and (max-width: 380px) {
    .phone-container {
        padding: 30px 15px;
        width: 95%;
    }
    .brand-name {
        font-size: 2.5rem; 
    }
    .script-title h2 {
        font-size: 1.8rem;
    }
    .btn {
        font-size: 0.75rem; 
        padding: 14px 0;
    }
}