/* ===== Reset & Base ===== */
    *, *::before, *::after {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

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

    body {
        overflow-x: hidden;
    }

    ::selection {
        background: rgba(212, 175, 55, 0.3);
        color: #fff;
    }

    /* ===== Custom Scrollbar ===== */
    ::-webkit-scrollbar {
        width: 8px;
    }
    ::-webkit-scrollbar-track {
        background: #050d1a;
    }
    ::-webkit-scrollbar-thumb {
        background: rgba(212, 175, 55, 0.3);
        border-radius: 4px;
    }
    ::-webkit-scrollbar-thumb:hover {
        background: rgba(212, 175, 55, 0.5);
    }

    /* ===== Animations ===== */
    @keyframes fadeInUp {
        from {
            opacity: 0;
            transform: translateY(30px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    @keyframes scrollPulse {
        0%, 100% { opacity: 0.3; transform: scaleY(1); }
        50% { opacity: 0.6; transform: scaleY(1.2); }
    }

    .scroll-line {
        animation: scrollPulse 2s ease-in-out infinite;
        transform-origin: top;
    }

    /* ===== Reveal on Scroll ===== */
    .reveal {
        opacity: 0;
        transform: translateY(40px);
        transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                    transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    }

    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }

    .reveal:nth-child(2) { transition-delay: 0.1s; }
    .reveal:nth-child(3) { transition-delay: 0.2s; }
    .reveal:nth-child(4) { transition-delay: 0.3s; }
    .reveal:nth-child(5) { transition-delay: 0.4s; }
    .reveal:nth-child(6) { transition-delay: 0.5s; }

    /* ===== Navbar ===== */
    #navbar {
        background: transparent;
    }

    #navbar.scrolled {
        background: rgba(5, 13, 26, 0.92);
        backdrop-blur-xl;
        border-bottom: 1px solid rgba(212, 175, 55, 0.1);
        box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
    }

    .nav-link {
        position: relative;
    }

    .nav-link::after {
        content: '';
        position: absolute;
        bottom: -4px;
        left: 0;
        width: 0;
        height: 1px;
        background: linear-gradient(90deg, #d4af37, #e8c95a);
        transition: width 0.3s ease;
    }

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

    /* ===== Mobile Menu ===== */
    #mobile-menu.open {
        opacity: 1;
        pointer-events: all;
    }

    .mobile-link {
        position: relative;
    }

    /* ===== Hero Image ===== */
    .hero-img {
        animation: heroZoom 20s ease-in-out infinite alternate;
    }

    @keyframes heroZoom {
        from { transform: scale(1.05); }
        to { transform: scale(1.15); }
    }

    /* ===== Product Cards ===== */
    .reveal {
        opacity: 0;
        transform: translateY(40px);
        transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                    transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    }

    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }

    /* ===== Back to Top ===== */
    #back-to-top.visible {
        opacity: 1;
        pointer-events: all;
    }

    /* ===== Form Focus States ===== */
    input:focus,
    textarea:focus,
    select:focus {
        border-color: rgba(212, 175, 55, 0.6) !important;
        box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.1);
    }

    /* ===== Responsive ===== */
    @media (max-width: 768px) {
        html {
            scroll-padding-top: 60px;
        }
    }