/* ===== Custom Styles for Roller Compacted Concrete ===== */

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

/* Prevent flash of unstyled content */
body {
    opacity: 1;
}

/* Floating card animations */
.floating-card {
    animation: float 6s ease-in-out infinite;
}

.floating-card:nth-child(2) {
    animation-delay: -2s;
    animation-duration: 5s;
}

.floating-card:nth-child(3) {
    animation-delay: -4s;
    animation-duration: 7s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-12px);
    }
}

/* Service card hover effects */
.service-card {
    transform: translateY(0);
}

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

/* Gallery hover effects */
.gallery-item {
    position: relative;
}

.gallery-item::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 1rem;
    opacity: 0;
    transition: opacity 0.5s ease;
    background: linear-gradient(to top, rgba(16, 42, 67, 0.4), transparent);
}

.gallery-item:hover::after {
    opacity: 1;
}

/* Scroll reveal animations (below the fold only) */
.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);
}

.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; }

/* Navbar scroll state */
.nav-scrolled {
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(20px);
    box-shadow: 0 4px 40px -10px rgba(16, 42, 67, 0.08);
}

.nav-transparent {
    background: transparent !important;
    box-shadow: none !important;
}

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

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

/* Mobile link hover */
.mobile-link {
    position: relative;
}

.mobile-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: #4ade80;
    transition: width 0.3s ease;
}

.mobile-link:hover::after {
    width: 100%;
}

/* Process step hover */
.process-step:hover .w-16 {
    transform: scale(1.1);
    transition: transform 0.3s ease;
}

/* Selection color */
::selection {
    background: #86efac;
    color: #102a43;
}

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

::-webkit-scrollbar-track {
    background: #f0fdf4;
}

::-webkit-scrollbar-thumb {
    background: #d9e2ec;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #9fb3c8;
}

/* Reduced motion */
@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;
    }
    
    .floating-card {
        animation: none;
    }
}

/* Select dropdown arrow */
select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12' fill='none'%3E%3Cpath d='M3 5l3 3 3-3' stroke='%23627d98' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

/* Focus visible for accessibility */
:focus-visible {
    outline: 2px solid #4ade80;
    outline-offset: 2px;
}

/* Print styles */
@media print {
    nav, #contact, footer, .floating-card {
        display: none;
    }
    
    body {
        color: #000;
        background: #fff;
    }
}