/* 1. VARIABEL & RESET */
:root {
    --hitam-gelap: #0a0a0a;
    --hitam-aksen: #1c1c1c;
    --kuning-rally: #ffcc00;
    --abu-gelap: #333333;
    --abu-terang: #b3b3b3;
    --putih: #f5f5f5;
}

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

body {
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--hitam-gelap);
    color: var(--putih);
    line-height: 1.6;
    overflow-x: hidden; 
    padding-top: 80px;
}

/* 2. NAVIGASI */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 5%;
    background-color: rgba(10, 10, 10, 0.85);
    backdrop-filter: blur(10px);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 204, 0, 0.3);
}

.nav-left {
    display: flex;
    align-items: center;
}

.nav-logo {
    .nav-logo {
    height: 40px; /* Atau gunakan width: 150px; */
    width: auto;
    transition: 0.3s;
}
}

.nav-links {
    display: flex;
    list-style: none;
    align-items: center;
    gap: 25px;
}

.nav-links li a {
    color: var(--putih);
    text-decoration: none;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.9rem;
    transition: 0.3s;
}

.nav-links li a:hover {
    color: var(--kuning-rally);
}

/* Tambahan: Gaya khusus untuk Link Track Planner agar menonjol */
#nav-planner {
    border: 1px solid var(--kuning-rally);
    padding: 5px 12px;
    border-radius: 4px;
    background: rgba(255, 204, 0, 0.1);
}

#lang-switcher {
    background: #222;
    color: var(--kuning-rally);
    border: 1px solid var(--kuning-rally);
    padding: 5px 10px;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
}

/* 3. HERO SECTION */
/* Container Utama */
.slider-container {
    position: relative;
    height: 100vh; /* Full layar */
    width: 100%;
    overflow: hidden;
    background: #000;
}

/* Pengaturan Slide */
.slide {
    position: absolute; /* Menumpuk semua slide di satu titik */
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0; /* Sembunyikan semua */
    transition: opacity 1s ease-in-out; /* Efek transisi halus */
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 1;
}

/* Slide yang sedang muncul */
.slide.active {
    opacity: 1; /* Tampilkan hanya yang aktif */
    z-index: 10;
}

/* Memastikan konten di dalam slide rapi */
.slide-content {
    text-align: center;
    padding: 20px;
    max-width: 800px;
}

.slide-content h2 {
    font-size: 3.5rem;
    color: #ffcc00;
    margin-bottom: 10px;
    text-transform: uppercase;
    font-weight: 900;
}

/* Tombol tetap di depan */
.hero-buttons {
    position: absolute;
    bottom: 15%;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 20px;
    z-index: 100;
}

.btn-primary, .btn-secondary {
    padding: 12px 30px;
    font-weight: bold;
    border-radius: 5px;
    cursor: pointer;
    min-width: 160px;
    text-align: center;
    border: none;
    transition: 0.3s;
}

.btn-primary { background: var(--kuning-rally); color: #000; }
.btn-secondary { background: #fff; color: #000; }

/* Tombol Download APK */
.btn-primary {
    background-color: var(--kuning-rally);
    color: var(--hitam-gelap);
}

.btn-primary:hover {
    background-color: #e6b800;
    transform: translateY(-2px);
}

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

.btn-secondary:hover {
    background: rgba(255, 204, 0, 0.1);
    transform: translateY(-2px);
}
/* 4.5 AVAILABLE TRACKS TABLE */
.available-tracks {
    padding: 80px 5%;
    background-color: #0f0f0f;
    border-top: 1px solid var(--abu-gelap);
}

.available-tracks table {
    width: 100%;
    border-collapse: collapse;
    color: var(--putih);
    background-color: #1a1a1a;
    margin-top: 30px;
    border-radius: 8px;
    overflow: hidden;
}

.available-tracks th {
    background-color: #222;
    color: var(--kuning-rally);
    text-align: left;
    padding: 15px;
    font-size: 0.85rem;
    text-transform: uppercase;
    border-bottom: 2px solid var(--kuning-rally);
}

.available-tracks td {
    padding: 15px;
    border-bottom: 1px solid #333;
    font-size: 0.95rem;
    vertical-align: middle;
}

.available-tracks tr:hover {
    background-color: #252525;
}

/* Badge Difficulty */
.badge {
    background-color: var(--kuning-rally);
    color: var(--hitam-gelap);
    font-size: 10px;
    font-weight: bold;
    padding: 4px 8px;
    border-radius: 3px;
    text-transform: uppercase;
}

/* Style Harga */
.price-text {
    color: var(--kuning-rally);
    font-weight: bold;
    font-size: 1.1rem;
}

/* Tombol Akses (Warna Kopi) */
.btn-access {
    background-color: #6F4E37; /* Warna Coffee */
    color: white;
    border: none;
    padding: 8px 15px;
    border-radius: 20px;
    font-weight: bold;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    transition: 0.3s;
}

.btn-access:hover {
    background-color: #8b634a;
    transform: scale(1.05);
}

.btn-access i {
    font-size: 1rem;
}

/* 4. FITUR & PRODUK */
.features, .products, .contact {
    padding: 80px 5%;
    display: flex;
    flex-direction: column;
    align-items: center; 
    text-align: center;
}

.feature-grid, .product-grid, .contact-container {
    width: 100%;
    max-width: 1100px; 
    margin: 0 auto; 
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

/* Gaya Kartu Produk agar gambar muncul rapi */
.product-card {
    background: var(--hitam-aksen);
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--abu-gelap);
}

.product-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.product-info {
    padding: 20px;
}

.btn-buy {
    background: var(--kuning-rally);
    border: none;
    padding: 10px 20px;
    margin-top: 15px;
    font-weight: bold;
    cursor: pointer;
    border-radius: 4px;
}

/* 5. KONTAK */
.contact-container {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    text-align: left; 
    gap: 50px;
}

.contact-info {
    flex: 1;
}

.contact-form {
    flex: 1.2;
    display: flex;
    flex-direction: column;
    gap: 15px;
    width: 100%;
}

.contact-form input, .contact-form textarea {
    width: 100%;
    padding: 12px;
    background: #1a1a1a;
    border: 1px solid #333;
    color: white;
    border-radius: 5px;
}

/* 6. RESPONSIVE LAYOUT */
@media (max-width: 768px) {
    .contact-container {
        flex-direction: column;
    }
    .contact-info {
        text-align: center;
    }
    header h2 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    body {
        padding-top: 100px; 
    }
    .nav-logo {
        height: 30px; 
    }
    nav {
        padding: 10px 3%;
    }
    .hero-logo-large {
        width: 200px;
    }
    header h2 {
        font-size: 1.5rem;
    }
}

/* 7. FOOTER */
footer {
    padding: 40px 5%;
    background: var(--hitam-gelap);
    text-align: center;
    border-top: 1px solid var(--abu-gelap);
}

footer a {
    color: var(--kuning-rally);
    text-decoration: none;
    font-size: 0.85rem;
    margin-top: 10px;
    display: inline-block;
}

footer a:hover {
    text-decoration: underline;
}