:root {
            --primary-blue: #4C70D6;
            --primary-dark: #3b5bc4;
            --dark-navy: #1A202C;
            --text-gray: #718096;
            --bg-light: #F7FAFC;
            --primary-blue: #0A58CA;
            --airport-orange: #FF8C00; /* Warna safety bandara */
            --glass-white: rgba(255, 255, 255, 0.85);
        }

        body {
            font-family: 'Inter', sans-serif;
            background-color: #ffffff;
            color: var(--dark-navy);
            overflow-x: hidden;
        }

        h1, h2, h3, h4, h5, .navbar-brand {
            font-family: 'Plus Jakarta Sans', sans-serif;
        }

        /* --- Navbar Styling --- */
        .navbar {
            padding: 15px 0;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
            transition: all 0.3s ease;
        }

        .nav-link {
            color: var(--dark-navy) !important;
            font-weight: 600;
            margin: 0 12px;
            font-size: 0.95rem;
            transition: 0.3s;
        }

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

        .btn-login {
            background-color: var(--primary-blue);
            color: white !important;
            border-radius: 10px;
            padding: 10px 28px;
            font-weight: 600;
            transition: 0.3s;
            box-shadow: 0 4px 14px rgba(76, 112, 214, 0.3);
        }

        .btn-login:hover {
            background-color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(76, 112, 214, 0.2);
        }

        /* --- Hero Section Styling --- */
        .hero-section {
            padding: 140px 0 100px 0; /* Extra top padding for fixed navbar */
            background: radial-gradient(circle at top right, rgba(76, 112, 214, 0.08), transparent 40%),
                        radial-gradient(circle at bottom left, rgba(76, 112, 214, 0.04), transparent 40%);
            background: linear-gradient(rgba(255,255,255,0.9), rgba(255,255,255,0.9)),
                        url('https://www.transparenttextures.com/patterns/cubes.png');
            padding: 160px 0 120px 0;
        }

        .hero-title {
            font-size: 3.5rem; /* Default Desktop */
            font-weight: 800;
            letter-spacing: -1px;
            line-height: 1.1;
            margin-bottom: 24px;
        }

        .hero-title span {
            color: var(--primary-blue);
            position: relative;
            display: inline-block;
        }
        
        /* Garis bawah dekoratif pada kata Gudang */
        .hero-title span::after {
            content: '';
            position: absolute;
            bottom: 5px;
            left: 0;
            width: 100%;
            height: 8px;
            background-color: rgba(76, 112, 214, 0.2);
            z-index: -1;
        }

        .hero-description {
            font-size: 1.15rem;
            color: var(--text-gray);
            max-width: 700px;
            margin: 0 auto 40px auto;
            line-height: 1.6;
        }

        .btn-cta-primary {
            background-color: var(--primary-blue);
            color: white;
            border-radius: 12px;
            padding: 14px 32px;
            font-weight: 600;
            border: none;
            transition: 0.3s;
        }

        .btn-cta-primary:hover {
            background-color: var(--primary-dark);
            color: white;
            transform: translateY(-2px);
        }

        .btn-cta-outline {
            background-color: transparent;
            color: var(--primary-blue);
            border: 2px solid #E2E8F0;
            border-radius: 12px;
            padding: 14px 32px;
            font-weight: 600;
            transition: 0.3s;
        }

        .btn-cta-outline:hover {
            border-color: var(--primary-blue);
            background: rgba(76, 112, 214, 0.05);
            color: var(--primary-blue);
        }

        /* --- Stats Box Styling --- */
        .stats-box {
            background: white;
            border-radius: 20px;
            padding: 40px;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.04);
            margin-top: -60px; /* Overlap effect */
            position: relative;
            z-index: 10;
            border: 1px solid rgba(0, 0, 0, 0.03);
        }

        .stat-item h3 {
            font-size: 2.2rem;
            color: var(--primary-blue);
            font-weight: 800;
            margin-bottom: 5px;
        }

        /* --- Cards & Features --- */
        .card {
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .card:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.08) !important;
        }

        /* --- Footer --- */
        .hover-link:hover {
            color: #ffffff !important;
            padding-left: 8px;
            transition: 0.3s;
        }

        /* --- MEDIA QUERIES (RESPONSIVE) --- */
        @media (max-width: 991px) {
            .navbar-collapse {
                background: white;
                padding: 20px;
                border-radius: 16px;
                box-shadow: 0 10px 30px rgba(0,0,0,0.1);
                margin-top: 15px;
            }
            
            .hero-title {
                font-size: 2.8rem;
            }
            
            .stats-box {
                margin-top: 30px; /* Remove overlap on tablet/mobile */
                padding: 30px 20px;
            }
            
            .stat-item {
                margin-bottom: 25px;
            }
            
            /* Ubah border vertikal jadi border bawah di tablet/mobile */
            .border-start, .border-end {
                border-left: none !important;
                border-right: none !important;
            }
            
            .stat-item:not(:last-child) {
                border-bottom: 1px solid #eee;
                padding-bottom: 25px;
            }
        }

        @media (max-width: 576px) {
            .hero-section {
                padding: 100px 0 60px 0;
            }
            
            .hero-title {
                font-size: 2.2rem; /* Lebih kecil untuk HP */
            }
            
            .hero-description {
                font-size: 1rem;
            }
            
            .btn-cta-primary, .btn-cta-outline {
                width: 100%; /* Tombol full width di HP */
                margin-bottom: 10px;
                display: block;
                margin-right: 0;
            }
            
            .d-flex.justify-content-center.mb-5 {
                flex-direction: column;
                gap: 10px;
            }

            .badge {
                font-size: 0.75rem;
            }
        }
        
        /* Animasi Muncul */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.hero-section {
    position: relative;
    overflow: hidden;
    /* Grid Background Effect */
    background-image: 
        radial-gradient(circle at 2px 2px, rgba(76, 112, 214, 0.05) 1px, transparent 0);
    background-size: 40px 40px;
}

.hero-content {
    animation: fadeInUp 0.8s ease-out;
}

/* Efek Cahaya di Belakang (Glow) */
.hero-glow {
    position: absolute;
    top: -10%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(76, 112, 214, 0.15) 0%, transparent 70%);
    filter: blur(50px);
    z-index: -1;
}

.btn-cta-primary {
    padding: 16px 35px;
    letter-spacing: 0.5px;
}

/* Badge Glow */
.badge-glow {
    box-shadow: 0 0 20px rgba(76, 112, 214, 0.2);
    border: 1px solid rgba(76, 112, 214, 0.3) !important;
}

.text-gradient-upbu {
    background: linear-gradient(90deg, #0A58CA, #FF8C00);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 800;
}

.airport-tag {
    letter-spacing: 2px;
    font-size: 0.75rem;
    color: var(--airport-orange);
    border: 1px solid var(--airport-orange);
    padding: 5px 15px;
    border-radius: 50px;
    text-transform: uppercase;
}

/* Efek kartu mewah */
.feature-card {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 28px;
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.feature-card:hover {
    transform: translateY(-12px);
    background: #ffffff;
    box-shadow: 0 25px 50px -12px rgba(76, 112, 214, 0.15);
    border-color: var(--primary-blue);
}

/* Icon Container Glow */
.icon-shape {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 18px;
    margin-bottom: 25px;
    transition: 0.3s;
}

.feature-card:hover .icon-shape {
    transform: scale(1.1) rotate(5deg);
}

.text-gradient-blue {
    background: linear-gradient(90deg, #1e3a8a, #3b82f6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Container Gallery */
.gallery-container {
    perspective: 1000px;
}

/* Card Futuristic Base */
.card-futuristic {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: 30px;
    transition: all 0.5s cubic-bezier(0.23, 1, 0.32, 1);
    position: relative;
    overflow: hidden;
}

.card-futuristic:hover {
    transform: translateY(-15px) rotateX(5deg);
    box-shadow: 0 30px 60px rgba(76, 112, 214, 0.2);
    border-color: rgba(76, 112, 214, 0.5);
}

/* Image Wrapper dengan Zoom */
.img-wrapper {
    position: relative;
    height: 200px;
    margin: 10px;
    border-radius: 25px;
    overflow: hidden;
}

.img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;
}

.card-futuristic:hover .img-wrapper img {
    transform: scale(1.1);
}

/* Floating Glass Badge */
.glass-badge-stock {
    position: absolute;
    bottom: 12px;
    right: 12px;
    background: rgba(26, 32, 44, 0.6);
    backdrop-filter: blur(8px);
    color: white;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 700;
    border: 1px solid rgba(255,255,255,0.2);
}

/* Status Glow Effect */
.status-indicator {
    position: absolute;
    top: 15px;
    left: 15px;
    z-index: 10;
}

.glow-dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin-right: 6px;
}

.bg-glow-bagus { background: #00f2fe; box-shadow: 0 0 15px #00f2fe; }
.bg-glow-rusak { background: #f53d3d; box-shadow: 0 0 15px #f53d3d; }

/* Futuristic Typography */
.item-category {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 800;
    color: var(--primary-blue);
}

.item-name {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-weight: 800;
    color: #1a202c;
}

/* --- Mobile Optimization --- */
@media (max-width: 768px) {
    .hero-section {
        padding: 100px 0 60px 0 !important;
        text-align: center !important;
    }

    .hero-title {
        font-size: 2.2rem !important; /* Ukuran teks lebih pas di HP */
        line-height: 1.2;
    }

    .hero-description {
        font-size: 1rem !important;
        margin-bottom: 30px !important;
    }

    /* Memperbaiki Stats Box di Mobile */
    .stats-box {
        margin-top: 20px !important; /* Hilangkan margin negatif agar tidak nabrak */
        padding: 25px 15px !important;
        border-radius: 25px !important;
    }

    /* Hilangkan border samping, ganti jadi border bawah untuk tumpukan mobile */
    .stats-box .border-end {
        border-right: none !important;
        border-bottom: 1px solid rgba(0,0,0,0.05);
        padding-bottom: 15px;
        margin-bottom: 15px;
    }

    .stats-box .col-6:nth-child(even) {
        border-left: 1px solid rgba(0,0,0,0.05);
    }

    .stats-box h4 {
        font-size: 1.25rem !important;
    }

    .airport-tag {
        margin: 0 auto 15px auto;
        display: table;
    }
}