:root {
        --font-serif: 'DM Serif Display', Georgia, serif;
        --font-sans: 'Inter', system-ui, sans-serif;
    }

    html {
        scroll-behavior: smooth;
    }

    body {
        font-family: var(--font-sans);
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }

    /* Navbar scroll state */
    #navbar.scrolled {
        background: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(12px);
        box-shadow: 0 1px 20px rgba(10, 15, 31, 0.08);
    }

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

    @keyframes slideDown {
        from {
            opacity: 0;
            transform: translateY(-8px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    /* FAQ animations */
    .faq-content {
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.4s ease, padding 0.3s ease;
    }

    .faq-content.open {
        max-height: 200px;
    }

    /* Scroll reveal base — progressive enhancement */
    .reveal {
        opacity: 1;
        transform: none;
        transition: opacity 0.6s ease, transform 0.6s ease;
    }

    @media (prefers-reduced-motion: no-preference) {
        .reveal {
            opacity: 0;
            transform: translateY(24px);
        }

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

        .reveal-delay-1 { transition-delay: 0.1s; }
        .reveal-delay-2 { transition-delay: 0.2s; }
        .reveal-delay-3 { transition-delay: 0.3s; }
    }

    /* Gallery hover */
    .grid img {
        transition: transform 0.5s ease;
    }

    /* Smooth focus */
    a:focus-visible,
    button:focus-visible {
        outline: 2px solid #22c55e;
        outline-offset: 2px;
        border-radius: 4px;
    }

    /* Selection */
    ::selection {
        background: #bbf7d0;
        color: #0f172a;
    }