/* Custom styles for Arden Échafaudage */

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

/* Animation keyframes */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

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

/* Animation classes */
.animate-fade-in {
    animation: fadeIn 0.8s ease-out forwards;
}

.animate-slide-in {
    animation: slideIn 0.8s ease-out forwards;
}

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

.animate-float-delayed {
    animation: floatDelayed 3.5s ease-in-out infinite;
    animation-delay: 0.5s;
}

/* Stagger animation delays for service cards */
.group:nth-child(1) { animation-delay: 0.1s; }
.group:nth-child(2) { animation-delay: 0.2s; }
.group:nth-child(3) { animation-delay: 0.3s; }
.group:nth-child(4) { animation-delay: 0.4s; }
.group:nth-child(5) { animation-delay: 0.5s; }
.group:nth-child(6) { animation-delay: 0.6s; }

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

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

::-webkit-scrollbar-thumb {
    background: #94a3b8;
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: #64748b;
}

/* Focus styles for accessibility */
input:focus,
select:focus,
textarea:focus {
    outline: none;
}

/* Print styles */
@media print {
    nav,
    #contact-form,
    .animate-float,
    .animate-float-delayed {
        display: none;
    }
    
    body {
        color: #000;
        background: #fff;
    }
}

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

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

/* Nav scroll effect */
nav.scrolled {
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}