/* === Custom Styles for Car Tronics === */

    /* Smooth scrolling */
    html {
        scroll-behavior: smooth;
    }

    /* Gold gradient button */
    .gold-btn {
        background: linear-gradient(135deg, #c9a84c 0%, #b8943f 50%, #d4b76a 100%);
        color: #0a1628;
        border: none;
        border-radius: 10px;
        padding: 0.75rem 1.5rem;
        font-weight: 600;
        cursor: pointer;
        transition: all 0.3s ease;
        box-shadow: 0 4px 15px rgba(201, 168, 76, 0.25);
        position: relative;
        overflow: hidden;
    }

    .gold-btn::before {
        content: '';
        position: absolute;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
        transition: left 0.5s ease;
    }

    .gold-btn:hover::before {
        left: 100%;
    }

    .gold-btn:hover {
        transform: translateY(-2px);
        box-shadow: 0 8px 25px rgba(201, 168, 76, 0.35);
    }

    .gold-btn:active {
        transform: translateY(0);
    }

    /* Service cards */
    .service-card {
        position: relative;
        overflow: hidden;
    }

    .service-card::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 0;
        right: 0;
        height: 2px;
        background: linear-gradient(90deg, transparent, #c9a84c, transparent);
        opacity: 0;
        transition: opacity 0.4s ease;
    }

    .service-card:hover::after {
        opacity: 1;
    }

    /* Navbar scroll state */
    nav.scrolled {
        background: rgba(10, 22, 40, 0.95) !important;
        backdrop-filter: blur(20px);
        box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
    }

    nav.scrolled .border-gray-800 {
        border-color: rgba(201, 168, 76, 0.2);
    }

    /* Fade-in animations */
    .fade-in {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.8s ease, transform 0.8s ease;
    }

    .fade-in.visible {
        opacity: 1;
        transform: translateY(0);
    }

    .fade-in-delay-1 { transition-delay: 0.1s; }
    .fade-in-delay-2 { transition-delay: 0.2s; }
    .fade-in-delay-3 { transition-delay: 0.3s; }
    .fade-in-delay-4 { transition-delay: 0.4s; }

    /* Selection color */
    ::selection {
        background: rgba(201, 168, 76, 0.3);
        color: #e0cc8a;
    }

    /* Custom scrollbar */
    ::-webkit-scrollbar {
        width: 8px;
    }

    ::-webkit-scrollbar-track {
        background: #0a1628;
    }

    ::-webkit-scrollbar-thumb {
        background: #163458;
        border-radius: 4px;
    }

    ::-webkit-scrollbar-thumb:hover {
        background: #c9a84c;
    }

    /* Mobile menu animation */
    #mobile-menu {
        animation: slideDown 0.3s ease;
    }

    @keyframes slideDown {
        from {
            opacity: 0;
            transform: translateY(-10px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    /* Input focus states */
    input:focus, textarea:focus {
        box-shadow: 0 0 0 3px rgba(201, 168, 76, 0.1);
    }

    /* Responsive adjustments */
    @media (max-width: 640px) {
        .font-display {
            font-size: 2rem;
        }
    }