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

/* FONT STYLE */
body {
    font-family: 'Roboto', sans-serif;
    background-color: #111; /* Warna gelap */
    color: #eee; /* Teks terang */
    line-height: 1.6;
}

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

/* WARNA UTAMA & AKESN KONTRAS */
:root {
    --dark-bg: #111;
    --accent-color: #FF0000; /* Merah Menyala Kontras */
    --text-light: #eee;
    --grunge-font: 'Bebas Neue', sans-serif;
}

/* GRUNGE TEXT STYLING (Untuk Judul) */
.grunge-text {
    font-family: var(--grunge-font);
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--accent-color);
    text-shadow: 2px 2px 5px rgba(0, 0, 0, 0.5);
}

/* HEADER & NAVIGASI */
.header {
    background-color: rgba(17, 17, 17, 0.95);
    padding: 15px 0;
    position: fixed;
    width: 100%;
    z-index: 1000;
    border-bottom: 2px solid var(--accent-color); /* Garis kontras */
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header a {
    color: var(--text-light);
    text-decoration: none;
    margin-left: 20px;
    transition: color 0.3s;
}

.header a:hover {
    color: var(--accent-color);
}

.cta-nav {
    background-color: var(--accent-color);
    padding: 8px 15px;
    border-radius: 4px;
    font-weight: bold;
}

/* HERO SECTION */
.hero-section {
    background: url('assets/grunge-texture.jpg') no-repeat center center/cover; /* Placeholder untuk tekstur grunge */
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    padding-top: 80px;
}

/* Efek Overlay Gelap */
.hero-overlay {
    background-color: rgba(0, 0, 0, 0.7);
    width: 100%;
    padding: 100px 0;
}

.main-headline {
    font-size: 5em;
    margin-bottom: 0.1em;
}

.sub-headline {
    font-size: 2em;
    font-weight: 300;
    margin-bottom: 20px;
}

/* CTA BUTTON UTAMA */
.cta-button {
    display: inline-block;
    background-color: var(--accent-color);
    color: var(--dark-bg);
    padding: 15px 30px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.2em;
    border: none;
    transition: background-color 0.3s, transform 0.2s;
    /* Efek stensil atau goresan pada tombol jika memungkinkan */
    clip-path: polygon(0 0, 100% 0, 95% 100%, 5% 100%); /* Bentuk sedikit robek */
}

.cta-button:hover {
    background-color: #ff3333;
    transform: scale(1.05);
}

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

/* SECTIONS UMUM */
.section-dark {
    padding: 60px 0;
    background-color: #1a1a1a;
}

.section-title {
    font-family: var(--grunge-font);
    font-size: 2.5em;
    text-align: center;
    margin-bottom: 40px;
    color: var(--text-light);
}

/* LAYANAN GRID */
.service-grid {
    display: flex;
    gap: 30px;
    justify-content: center;
    text-align: center;
}

.service-item {
    flex-basis: 30%;
    padding: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background-color: #222;
    transition: background-color 0.3s, transform 0.3s;
}

.service-item:hover {
    background-color: #333;
    transform: translateY(-5px);
    border-color: var(--accent-color);
}

.service-icon {
    width: 60px;
    height: 60px;
    filter: invert(100%) saturate(500%) hue-rotate(330deg); /* Mengubah ikon menjadi warna kontras (misal: merah) */
}

/* SPAREPART SECTION */
.part-section {
    padding: 80px 0;
    background-color: #000;
    text-align: center;
    border-top: 5px dashed var(--accent-color); /* Efek goresan */
}

/* FOOTER */
.footer {
    background-color: #000;
    color: #999;
    text-align: center;
    padding: 40px 0;
    border-top: 2px solid #333;
}

/* --- ANIMASI NEON (Contoh Sederhana) --- */
@keyframes flicker {
    0%, 18%, 22%, 25%, 53%, 57%, 100% {
        text-shadow: 
            0 0 4px var(--accent-color), 
            0 0 11px var(--accent-color), 
            0 0 19px var(--accent-color), 
            0 0 40px #FF3333, 
            0 0 80px #FF3333;
    }
    20%, 24%, 55% {        
        text-shadow: none;
    }
}

.animated-neon {
    animation: flicker 1.5s infinite alternate;
}