/* Base & Typography */
    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

    html {
        scroll-behavior: smooth;
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }

    body {
        overflow-x: hidden;
    }

    ::selection {
        background-color: rgba(13, 148, 136, 0.2);
        color: #0f766e;
    }

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

    ::-webkit-scrollbar-track {
        background: #f8fafc;
    }

    ::-webkit-scrollbar-thumb {
        background: #94a3b8;
        border-radius: 4px;
    }

    ::-webkit-scrollbar-thumb:hover {
        background: #64748b;
    }

    /* Navbar Transition */
    #navbar.scrolled {
        background: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06), 0 4px 20px rgba(0, 0, 0, 0.04);
    }

    /* Scroll Reveal Animations - Progressive Enhancement */
    @media (prefers-reduced-motion: no-preference) {
        .reveal {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
        }

        .reveal.revealed {
            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; }
        .reveal-delay-4 { transition-delay: 0.4s; }
    }

    /* Reduced motion - ensure content is always visible */
    @media (prefers-reduced-motion: reduce) {
        .reveal {
            opacity: 1;
            transform: none;
        }

        html {
            scroll-behavior: auto;
        }

        img {
            transition: none;
        }
    }

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

    /* Image Loading Placeholder */
    img {
        background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
    }

    /* Focus Styles */
    a:focus-visible,
    button:focus-visible {
        outline: 2px solid #14b8a6;
        outline-offset: 2px;
        border-radius: 4px;
    }

    /* Smooth hover transitions for interactive elements */
    a, button {
        transition: all 0.2s ease;
    }

    /* Mobile Menu Animation */
    #mobile-menu {
        animation: slideDown 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }

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

    /* Pulse Animation for badge */
    @keyframes softPulse {
        0%, 100% {
            opacity: 1;
        }
        50% {
            opacity: 0.6;
        }
    }

    .animate-pulse {
        animation: softPulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
    }

    /* Image hover zoom wrapper */
    .overflow-hidden {
        will-change: transform;
    }

    /* Ensure map iframe doesn't overflow */
    iframe {
        border-radius: 1.5rem;
    }