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

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

body {
    overflow-x: hidden;
}

/* Marquee animation */
@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

.animate-marquee {
    animation: marquee 25s linear infinite;
}

/* Scroll reveal - progressive enhancement, only active with JS */
@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:nth-child(2) { transition-delay: 0.1s; }
    .reveal:nth-child(3) { transition-delay: 0.2s; }
    .reveal:nth-child(4) { transition-delay: 0.3s; }
}

/* Navbar scroll state */
nav.scrolled {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 20px rgba(13, 31, 50, 0.08);
}

nav.scrolled .nav-link {
    color: #142d47;
}

nav.scrolled .nav-link:hover {
    color: #1a7a5c;
    background: rgba(189, 240, 219, 0.5);
}

nav.scrolled .font-serif.text-midnight-900 {
    color: #0d1f32;
}

/* Mobile menu */
#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);
    }
}

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

::-webkit-scrollbar-track {
    background: #f0f4f8;
}

::-webkit-scrollbar-thumb {
    background: #82e0bc;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #45c997;
}

/* Focus styles */
a:focus-visible, button:focus-visible {
    outline: 2px solid #82e0bc;
    outline-offset: 2px;
    border-radius: 4px;
}

/* Print styles */
@media print {
    nav, .animate-marquee, #hero .absolute {
        display: none;
    }
}