/* Base & Typography */
html {
    scroll-behavior: smooth;
}

body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Navbar scroll state */
.nav-scrolled {
    background: rgba(15, 23, 42, 0.95) !important;
    backdrop-filter: blur(12px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
}

.nav-scrolled .nav-link {
    color: rgba(255, 255, 255, 0.85) !important;
}

.nav-scrolled .nav-link:hover {
    color: #5eead4 !important;
}

/* Stat cards animation */
.stat-card {
    animation: floatCard 6s ease-in-out infinite;
}

.stat-card:nth-child(1) { animation-delay: 0s; }
.stat-card:nth-child(2) { animation-delay: -2s; }
.stat-card:nth-child(3) { animation-delay: -4s; }

@keyframes floatCard {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-8px); }
}

/* Scroll reveal animations */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Product cards hover */
.product-card {
    transform: translateY(0);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s ease;
}

.product-card:hover {
    transform: translateY(-6px);
}

/* Gallery items */
.gallery-item {
    cursor: pointer;
}

/* Testimonial cards */
.testimonial-card {
    transform: translateY(0);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s ease;
}

.testimonial-card:hover {
    transform: translateY(-4px);
}

/* 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: #f5f5f4;
}

::-webkit-scrollbar-thumb {
    background: #0d9488;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #0f766e;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .stat-card {
        animation: none;
    }
    .product-card,
    .testimonial-card {
        transition: none;
    }
    .product-card:hover,
    .testimonial-card:hover {
        transform: none;
    }
    html {
        scroll-behavior: auto;
    }
}

/* Focus styles */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid #0d9488;
    outline-offset: 2px;
    border-radius: 4px;
}