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

    html {
        scroll-behavior: smooth;
        scroll-padding-top: 80px;
    }

    body {
        overflow-x: hidden;
    }

    /* Custom scrollbar */
    ::-webkit-scrollbar {
        width: 8px;
    }
    ::-webkit-scrollbar-track {
        background: #f0f4f8;
    }
    ::-webkit-scrollbar-thumb {
        background: #627d98;
        border-radius: 4px;
    }
    ::-webkit-scrollbar-thumb:hover {
        background: #334e68;
    }

    /* Navigation */
    .nav-fixed {
        transition: background-color 0.3s ease, box-shadow 0.3s ease;
    }

    .nav-link {
        position: relative;
    }
    .nav-link::after {
        content: '';
        position: absolute;
        bottom: -4px;
        left: 0;
        width: 0;
        height: 1.5px;
        background: #C8971E;
        transition: width 0.3s ease;
    }
    .nav-link:hover::after {
        width: 100%;
    }

    /* Mobile menu */
    .mobile-menu {
        animation: slideDown 0.3s ease;
    }
    @keyframes slideDown {
        from { opacity: 0; transform: translateY(-8px); }
        to { opacity: 1; transform: translateY(0); }
    }
    .mobile-menu.hidden {
        display: none;
    }
    .mobile-nav-link {
        display: block;
    }

    /* Buttons */
    .btn-gold {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 0.5rem;
        background: #C8971E;
        color: #0F2542;
        padding: 0.875rem 2rem;
        border-radius: 0.375rem;
        text-decoration: none;
        transition: all 0.3s ease;
        border: 2px solid #C8971E;
    }
    .btn-gold:hover {
        background: #b8860b;
        border-color: #b8860b;
        transform: translateY(-2px);
        box-shadow: 0 8px 25px rgba(200, 151, 30, 0.3);
    }

    .btn-outline {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 0.5rem;
        background: transparent;
        color: #ffffff;
        padding: 0.875rem 2rem;
        border-radius: 0.375rem;
        text-decoration: none;
        border: 2px solid rgba(255, 255, 255, 0.3);
        transition: all 0.3s ease;
    }
    .btn-outline:hover {
        border-color: #C8971E;
        color: #C8971E;
        transform: translateY(-2px);
    }

    /* Section labels & titles */
    .section-label {
        display: inline-block;
        font-size: 0.75rem;
        font-weight: 600;
        letter-spacing: 0.15em;
        text-transform: uppercase;
        color: #C8971E;
    }

    .section-title {
        font-family: 'Playfair Display', Georgia, serif;
        font-size: clamp(2rem, 4vw, 3.25rem);
        font-weight: 600;
        line-height: 1.15;
        color: #0F2542;
    }

    /* Hero badge */
    .hero-badge {
        animation: fadeInUp 0.8s ease forwards;
    }

    /* Product cards */
    .product-card {
        background: #ffffff;
        border-radius: 0.75rem;
        padding: 0.5rem;
        border: 1px solid #e8eef4;
        transition: all 0.4s ease;
    }
    .product-card:hover {
        transform: translateY(-6px);
        box-shadow: 0 20px 50px rgba(15, 37, 66, 0.12);
        border-color: transparent;
    }

    /* Process cards */
    .process-card {
        padding: 1.5rem;
        border-radius: 0.75rem;
        transition: all 0.4s ease;
    }
    .process-card:hover {
        background: rgba(255, 255, 255, 0.04);
        transform: translateY(-4px);
    }

    /* Input fields */
    .input-field {
        width: 100%;
        padding: 0.75rem 1rem;
        border: 1.5px solid #e2e8f0;
        border-radius: 0.5rem;
        font-family: 'Inter', system-ui, sans-serif;
        font-size: 0.9375rem;
        color: #0F2542;
        background: #ffffff;
        transition: all 0.2s ease;
        outline: none;
    }
    .input-field::placeholder {
        color: #9fb3c8;
    }
    .input-field:focus {
        border-color: #C8971E;
        box-shadow: 0 0 0 3px rgba(200, 151, 30, 0.1);
    }

    /* Reveal animations */
    .reveal {
        opacity: 1;
        transform: translateY(0);
        transition: opacity 0.7s ease, transform 0.7s ease;
    }

    @media (prefers-reduced-motion: no-preference) {
        .reveal {
            opacity: 0;
            transform: translateY(30px);
        }
        .reveal.revealed {
            opacity: 1;
            transform: translateY(0);
        }
    }

    /* Hero text animation */
    @keyframes fadeInUp {
        from {
            opacity: 0;
            transform: translateY(24px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    /* Staggered hero children */
    #hero > div > div > div > div > * {
        animation: fadeInUp 0.8s ease forwards;
    }
    #hero > div > div > div > div > :nth-child(1) { animation-delay: 0.1s; }
    #hero > div > div > div > div > :nth-child(2) { animation-delay: 0.2s; }
    #hero > div > div > div > div > :nth-child(3) { animation-delay: 0.3s; }
    #hero > div > div > div > div > :nth-child(4) { animation-delay: 0.4s; }
    #hero > div > div > div > div > :nth-child(5) { animation-delay: 0.5s; }

    /* Image hover zoom */
    img {
        display: block;
    }

    /* Responsive adjustments */
    @media (max-width: 768px) {
        html {
            scroll-padding-top: 72px;
        }
    }