/* Custom styles for Triple D Heat and Air Conditioning */

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

/* Navbar scroll effect */
nav.scrolled {
    box-shadow: 0 4px 20px rgba(10, 25, 47, 0.1);
}

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

::-webkit-scrollbar-track {
    background: #f1f5f9;
}

::-webkit-scrollbar-thumb {
    background: #233554;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #112240;
}

/* Animation utilities */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease-out forwards;
}

.animate-fade-in {
    animation: fadeIn 0.5s ease-out forwards;
}

/* Intersection observer animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger children */
.reveal-stagger > * {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease-out, transform 0.5s ease-out;
}

.reveal-stagger.visible > *:nth-child(1) { transition-delay: 0.1s; }
.reveal-stagger.visible > *:nth-child(2) { transition-delay: 0.2s; }
.reveal-stagger.visible > *:nth-child(3) { transition-delay: 0.3s; }
.reveal-stagger.visible > *:nth-child(4) { transition-delay: 0.4s; }
.reveal-stagger.visible > *:nth-child(5) { transition-delay: 0.5s; }
.reveal-stagger.visible > *:nth-child(6) { transition-delay: 0.6s; }

.reveal-stagger.visible > * {
    opacity: 1;
    transform: translateY(0);
}

/* Service card hover effect */
.group:hover .group-hover\\:scale-110 {
    transform: scale(1.1);
}

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

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

/* Form focus styles */
input:focus,
select:focus,
textarea:focus {
    outline: none;
}

/* Touch device optimizations */
@media (hover: none) {
    .group:hover {
        /* No hover state on touch devices */
    }
    
    .group:hover .group-hover\\:scale-110 {
        transform: none;
    }
}