/* =========================================================================
   GLOBAL STYLES & VARIABLES
   ========================================================================= */
:root {
    --primary-color: #0f172a;   /* Navy Blue Gelap - Dominan & Kredibel */
    --accent-color: #f59e0b;    /* Gold/Amber - Logistik & Energi */
    --text-color: #334155;      /* Slate Gray - Nyaman dibaca */
    --bg-light: #f8fafc;        /* Abu-abu terang untuk pemisah section */
    --white: #ffffff;
    --font-main: 'Inter', system-ui, -apple-system, sans-serif;
}

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

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

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 60px 0;
}

.text-center { text-align: center; }
.section-subtitle {
    color: #555555; /* Ubah ke abu-abu gelap agar kontras tinggi */
    font-weight: 600;
}


h2 {
    font-size: 32px;
    color: var(--primary-color);
    margin-bottom: 20px;
    font-weight: 800;
}

h3 {
    color: #111111 !important;
    font-weight: 700;
}


/* Tombol / Buttons */
.btn-primary, .btn-secondary, .btn-cta-primary, .btn-cta-secondary {
    display: inline-block;
    padding: 12px 28px;
    font-weight: 600;
    border-radius: 6px;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
}

.btn-primary { background: var(--accent-color); color: var(--primary-color); }
.btn-primary:hover { background: #d97706; transform: translateY(-2px); }
.btn-secondary { background: transparent; color: var(--white); border: 2px solid var(--white); }
.btn-secondary:hover { background: var(--white); color: var(--primary-color); }

/* =========================================================================
   1. HERO SECTION
   ========================================================================= */
.hero-section {
    position: relative;
    height: 80vh;
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    color: var(--white);
    text-align: center;
}

.hero-video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    z-index: -2;
    transform: translate(-50%, -50%);
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(135deg, rgba(15,23,42,0.9) 0%, rgba(15,23,42,0.7) 100%);
    z-index: -1;
}

.hero-content { max-width: 800px; padding: 0 20px; }
.badge-top { background: rgba(245, 158, 11, 0.2); color: var(--accent-color); padding: 6px 16px; border-radius: 50px; font-size: 12px; font-weight: 700; }
.hero-content h1 { font-size: 42px; font-weight: 800; margin: 20px 0; line-height: 1.2; }
.hero-content p { font-size: 18px; margin-bottom: 30px; opacity: 0.9; }
.hero-buttons * { margin: 0 10px; }

/* =========================================================================
   2. SEKILAS PERUSAHAAN (About Preview)
   ========================================================================= */
.row { display: flex; flex-wrap: wrap; gap: 40px; align-items: center; }
.col-6 { flex: 1; min-width: 300px; }
.img-responsive-rounded { width: 100%; height: auto; border-radius: 12px; box-shadow: 0 20px 40px rgba(0,0,0,0.1); }
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 30px; }
.stat-item h3 { font-size: 36px; color: var(--accent-color); font-weight: 800; }
.stat-item p { font-size: 14px; font-weight: 500; }

/* =========================================================================
   3. LINI BISNIS UTAMA (Grid Layanan)
   ========================================================================= */
.services-grid-section { background-color: var(--bg-light); }
.section-desc { max-width: 600px; margin: 0 auto 40px auto; color: #64748b; }
.grid-container { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 20px; }
.grid-card { background: var(--white); padding: 30px 20px; border-radius: 8px; box-shadow: 0 4px 6px rgba(0,0,0,0.02); transition: all 0.3s ease; border-bottom: 3px solid transparent; }
.grid-card:hover { transform: translateY(-5px); box-shadow: 0 15px 30px rgba(0,0,0,0.08); border-bottom: 3px solid var(--accent-color); }
.card-icon { font-size: 40px; margin-bottom: 15px; }
.grid-card h3 { font-size: 18px; color: var(--primary-color); margin-bottom: 12px; }
.grid-card p { font-size: 14px; color: #64748b; margin-bottom: 15px; }
.card-link { color: var(--primary-color); font-weight: 600; text-decoration: none; font-size: 14px; }

/* =========================================================================
   4. KEUNGGULAN KOMPETITIF
   ========================================================================= */
.layout-4-col { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 30px; margin-top: 40px; }
.adv-item { background: var(--bg-light); padding: 25px; border-radius: 6px; }
.adv-item h4 { font-size: 18px; color: var(--primary-color); margin-bottom: 10px; }
.adv-item p { font-size: 14px; color: #64748b; }

/* =========================================================================
   5. CALL TO ACTION (CTA)
   ========================================================================= */
.cta-section { background: var(--primary-color); color: var(--white); text-align: center; }
.cta-section h2 { color: var(--white); }
.cta-section p { max-width: 700px; margin: 0 auto 30px auto; opacity: 0.8; }
.btn-cta-primary { background: var(--accent-color); color: var(--primary-color); margin-right: 15px; }
.btn-cta-primary:hover { background: #d97706; }
.btn-cta-secondary { background: rgba(255,255,255,0.1); color: var(--white); }
.btn-cta-secondary:hover { background: rgba(255,255,255,0.2); }

/* =========================================================================
   6. RESPONSIVE / MOBILE LAYOUT
   ========================================================================= */
@media (max-width: 768px) {
    .row { flex-direction: column; }
    .hero-content h1 { font-size: 30px; }
    h2 { font-size: 26px; }
    .btn-primary, .btn-secondary { display: block; margin: 10px auto !important; width: 100%; max-width: 300px; }
}