/* ==========================================================================
   GLOBAL STYLES & VARIABLES
   ========================================================================== */
:root {
    --primary-color: #f99700;    /* Warna Utama Request */
    --primary-dark: #d48100;     /* Variasi Utama Gelap untuk Efek Hover */
    --secondary-color: #1a252f;   /* Kombinasi: Slate Blue/Charcoal (Profesional & Korporat) */
    --light-bg: #f8f9fa;          /* Latar Belakang Terang */
    --text-main: #333333;         /* Warna Teks Utama */
    --text-muted: #666666;        /* Warna Teks Sekunder */
    --white: #ffffff;
    --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --transition-speed: 0.3s;
}

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

body {
    font-family: var(--font-family);
    color: var(--text-main);
    background-color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-speed);
}

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

/* Section Styling */
section {
    padding: 60px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 40px;
}

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

.title-line {
    width: 60px;
    height: 4px;
    background-color: var(--primary-color);
    margin: 0 auto;
    border-radius: 2px;
}

/* Button Styling */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 4px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color var(--transition-speed), transform var(--transition-speed);
}

.btn:active {
    transform: scale(0.98);
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--white);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
}

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

.btn-secondary:hover {
    background-color: var(--white);
    color: var(--secondary-color);
}

/* ==========================================================================
   NAVBAR (RESPONSIVE)
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    z-index: 1000;
    height: 70px;
}

.navbar-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.brand-logo img {
    height: 40px; /* Ukuran kecil agar proporsional di navbar */
    width: auto;
    object-fit: contain;
}

.brand-name {
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--secondary-color);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--secondary-color);
    cursor: pointer;
}

.nav-menu ul {
    display: flex;
    gap: 25px;
}

.nav-link {
    font-weight: 500;
    color: var(--secondary-color);
    padding: 8px 0;
    position: relative;
}

.nav-link:hover, .nav-link.active {
    color: var(--primary-color);
}

/* Animasi underline tipis di menu */
.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: width var(--transition-speed);
}

.nav-link:hover::after, .nav-link.active::after {
    width: 100%;
}

/* ==========================================================================
   HERO / BANNER SECTION
   ========================================================================== */
.hero-section {
    position: relative;
    height: 80vh;
    min-height: 500px;
    background-color: #2c3e50; 
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: 70px; 
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(26, 37, 47, 0.95), rgba(0, 0, 0, 0.6));
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: 0 20px;
    color: var(--white);
}

.hero-content h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.3;
}

.hero-content p {
    font-size: 1.1rem;
    margin-bottom: 30px;
    color: #e0e0e0;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
}

/* ==========================================================================
   TRUST / HIGHLIGHT SECTION
   ========================================================================== */
.trust-section {
    background-color: var(--white);
}

.card-trust {
    background-color: var(--light-bg);
    padding: 40px 30px;
    border-radius: 8px;
    text-align: center;
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
    border-bottom: 3px solid transparent;
}

.card-trust:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.05);
    border-bottom: 3px solid var(--primary-color);
}

.card-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.card-trust h3 {
    margin-bottom: 15px;
    color: var(--secondary-color);
}

.card-trust p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* ==========================================================================
   PREVIEW PRODUCT / SERVICE SECTION
   ========================================================================== */
.preview-section {
    background-color: var(--light-bg);
}

.card-product {
    background-color: var(--white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    transition: transform var(--transition-speed);
}

.card-product:hover {
    transform: translateY(-5px);
}

.product-img-placeholder {
    height: 200px;
    background-color: #e9ecef;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3.5rem;
    color: #ced4da;
}

.product-info {
    padding: 25px;
}

.product-info h3 {
    margin-bottom: 12px;
    color: var(--secondary-color);
}

.product-info p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 20px;
}

.link-more {
    color: var(--primary-color);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.link-more i {
    transition: transform var(--transition-speed);
}

.link-more:hover i {
    transform: translateX(5px);
}

/* ==========================================================================
   SIMPLE FOOTER
   ========================================================================== */
.simple-footer {
    background-color: var(--secondary-color);
    color: #bdc3c7;
    padding: 50px 0 20px 0;
    font-size: 0.95rem;
}

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

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-grid h4 {
    color: var(--white);
    margin-bottom: 20px;
    font-size: 1.1rem;
    position: relative;
}

.footer-grid h4::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -6px;
    width: 35px;
    height: 2px;
    background-color: var(--primary-color);
}

.footer-grid p {
    margin-bottom: 10px;
}

.footer-contact p i {
    color: var(--primary-color);
    margin-right: 10px;
    width: 15px;
}

.footer-bottom {
    border-top: 1px solid #2c3e50;
    padding-top: 20px;
    text-align: center;
    font-size: 0.85rem;
    color: #7f8c8d;
}

/* ==========================================================================
   RESPONSIVE BREAKPOINTS (MOBILE & TABLET)
   ========================================================================== */
@media (max-width: 768px) {
    .menu-toggle {
        display: block; /* Hamburger menu muncul di layar kecil */
    }

    .nav-menu {
        position: absolute;
        top: 70px;
        left: -100%; /* Sembunyikan navbar di luar layar */
        width: 100%;
        background-color: var(--white);
        box-shadow: 0 4px 6px rgba(0,0,0,0.1);
        transition: left var(--transition-speed) ease-in-out;
    }

    /* Class pemicu dari JavaScript saat diklik */
    .nav-menu.active {
        left: 0;
    }

    .nav-menu ul {
        flex-direction: column;
        padding: 20px;
        gap: 15px;
    }

    .nav-link::after {
        display: none;
    }

    .hero-content h1 {
        font-size: 2rem;
    }

    .hero-buttons {
        flex-direction: column;
        gap: 10px;
    }
}