/* Custom styles for Alpine Industries */

:root {
    --emerald-50: #ecfdf5;
    --emerald-100: #d1fae5;
    --emerald-200: #a7f3d0;
    --emerald-500: #10b981;
    --emerald-600: #059669;
    --emerald-700: #047857;
    --emerald-800: #065f46;
    --emerald-900: #064e3b;
    --cream-50: #fefdf8;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', system-ui, sans-serif;
}

.font-serif {
    font-family: 'DM Serif Display', Georgia, serif;
}

/* Scroll reveal animations */
.scroll-reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Mobile menu animation */
#mobile-menu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

#mobile-menu.open {
    max-height: 400px;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--cream-50);
}

::-webkit-scrollbar-thumb {
    background: var(--emerald-200);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--emerald-400);
}

/* Floating cards animation */
@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

.floating-card {
    animation: float 3s ease-in-out infinite;
}

.floating-card:nth-child(2) {
    animation-delay: 0.5s;
}

.floating-card:nth-child(3) {
    animation-delay: 1s;
}

.floating-card:nth-child(4) {
    animation-delay: 1.5s;
}

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    
    .scroll-reveal {
        transition: none;
    }
    
    .floating-card {
        animation: none;
    }
    
    .animate-bounce {
        animation: none;
    }
}

/* Focus styles for accessibility */
*:focus-visible {
    outline: 2px solid var(--emerald-500);
    outline-offset: 2px;
}

/* Button hover effects */
button, a {
    transition: all 0.3s ease;
}

/* Image lazy loading fallback */
img {
    loading: lazy;
}