/* ===== Custom Styles ===== */
    
    /* Smooth scrolling */
    html {
        scroll-behavior: smooth;
    }
    
    /* Selection color */
    ::selection {
        background-color: rgba(64, 224, 208, 0.3);
        color: #051423;
    }
    
    /* Custom scrollbar */
    ::-webkit-scrollbar {
        width: 8px;
    }
    ::-webkit-scrollbar-track {
        background: #051423;
    }
    ::-webkit-scrollbar-thumb {
        background: #2FA89A;
        border-radius: 4px;
    }
    ::-webkit-scrollbar-thumb:hover {
        background: #40E0D0;
    }
    
    /* ===== Scroll Reveal Animations (progressive enhancement) ===== */
    @media (prefers-reduced-motion: no-preference) {
        .reveal {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s 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; }
    }
    
    /* Default visible state for reduced-motion or no-JS */
    @media (prefers-reduced-motion: reduce) {
        .reveal {
            opacity: 1;
            transform: none;
            transition: none;
        }
    }
    
    /* ===== Navbar scroll state ===== */
    #navbar.scrolled {
        box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
    }
    
    /* ===== Service card hover effect ===== */
    .service-card {
        border: 1px solid rgba(255, 255, 255, 0.05);
    }
    .service-card:hover {
        border-color: rgba(64, 224, 208, 0.2);
        box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    }
    
    /* ===== Area card hover effect ===== */
    .area-card {
        border: 1px solid rgba(5, 20, 35, 0.1);
    }
    .area-card:hover {
        border-color: rgba(64, 224, 208, 0.3);
        box-shadow: 0 20px 40px rgba(5, 20, 35, 0.15);
    }
    
    /* ===== Testimonial card hover effect ===== */
    .testimonial-card {
        border: 1px solid rgba(255, 255, 255, 0.05);
    }
    .testimonial-card:hover {
        border-color: rgba(64, 224, 208, 0.2);
        box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    }
    
    /* ===== Nav link underline animation ===== */
    .nav-link {
        position: relative;
    }
    .nav-link::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 50%;
        width: 0;
        height: 2px;
        background: #40E0D0;
        transition: width 0.3s ease, left 0.3s ease;
    }
    .nav-link:hover::after {
        width: 60%;
        left: 20%;
    }
    
    /* ===== Mobile menu animation ===== */
    #mobile-menu {
        animation: slideDown 0.3s ease forwards;
    }
    @keyframes slideDown {
        from {
            opacity: 0;
            transform: translateY(-10px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
    
    /* ===== Form focus styles ===== */
    input:focus, select:focus, textarea:focus {
        outline: none;
    }
    
    /* ===== Select dropdown styling ===== */
    select option {
        background: #051423;
        color: #fff;
    }
    
    /* ===== Active nav link ===== */
    .nav-link.active {
        color: #40E0D0 !important;
    }
    .nav-link.active::after {
        width: 60%;
        left: 20%;
    }