/* Custom styles for Metal Green Recycling Industry */

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

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

::-webkit-scrollbar-track {
    background: #111111;
}

::-webkit-scrollbar-thumb {
    background: #4e3d32;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #d4a017;
}

/* Selection color */
::selection {
    background: rgba(212, 160, 23, 0.3);
    color: #faf8f5;
}

/* Gold gradient text utility */
.text-gold-gradient {
    background: linear-gradient(135deg, #f0d48a 0%, #d4a017 50%, #b8860b 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Shimmer effect for special elements */
.shimmer {
    background: linear-gradient(
        90deg,
        rgba(240, 212, 138, 0) 0%,
        rgba(240, 212, 138, 0.15) 50%,
        rgba(240, 212, 138, 0) 100%
    );
    background-size: 200% 100%;
    animation: shimmer 3s ease-in-out infinite;
}

/* Service card hover glow */
.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 16px;
    opacity: 0;
    transition: opacity 0.5s ease;
    pointer-events: none;
}

.service-card:hover::before {
    opacity: 1;
}

/* Mobile menu transitions */
#mobile-menu {
    animation: slideDown 0.3s ease-out;
}

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

/* Navbar scroll state */
.navbar-scrolled {
    background: rgba(8, 8, 8, 0.95) !important;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(78, 61, 50, 0.5);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

/* Reduce motion preference */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* Focus visible for accessibility */
:focus-visible {
    outline: 2px solid #d4a017;
    outline-offset: 2px;
}

/* Custom select arrow */
select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23d4a017' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

/* Subtle grain texture overlay */
body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    opacity: 0.015;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    z-index: 9999;
}

/* Fade-in animation for scroll reveal */
.scroll-reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

@media (prefers-reduced-motion: no-preference) {
    .scroll-reveal {
        opacity: 0;
        transform: translateY(30px);
    }
    
    .scroll-reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}