/* Custom styles and animations */

/* Scroll behavior */
html {
    scroll-behavior: smooth;
}

/* Fade-in animation for sections */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Service card hover effect */
.service-card {
    transition: all 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
}

/* Button ripple effect */
.btn {
    position: relative;
    overflow: hidden;
}

.btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

.btn:active::after {
    width: 200px;
    height: 200px;
}

/* Navbar scroll effect */
nav.scrolled {
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

/* Mobile menu animation */
.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Mobile menu */
.mobile-menu {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background-color: rgba(44, 44, 44, 0.98);
    padding: 2rem;
    flex-direction: column;
    gap: 1.5rem;
}

.mobile-menu.active {
    display: flex;
}

.mobile-menu a {
    color: var(--sand);
    text-decoration: none;
    font-size: 1.1rem;
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(245, 240, 232, 0.1);
}

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {
    .fade-in {
        opacity: 1;
        transform: none;
        transition: none;
    }
    
    html {
        scroll-behavior: auto;
    }
    
    .service-card:hover {
        transform: none;
    }
}