/* Animation Styles */
.animate {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate.in-view {
    opacity: 1;
    transform: translateY(0);
}

/* Staggered animations for service cards */
.service-grid .service-card:nth-child(1) { transition-delay: 0.1s; }
.service-grid .service-card:nth-child(2) { transition-delay: 0.2s; }
.service-grid .service-card:nth-child(3) { transition-delay: 0.3s; }
.service-grid .service-card:nth-child(4) { transition-delay: 0.4s; }

/* Staggered animations for link cards */
.link-grid .link-card:nth-child(1) { transition-delay: 0.1s; }
.link-grid .link-card:nth-child(2) { transition-delay: 0.2s; }

/* Header scroll effect */
header {
    transition: all 0.3s ease;
}

header.scrolled {
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    background-color: rgba(255, 255, 255, 0.98);
}

/* Mobile menu button 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);
}

/* Hero section subtle animation */
.hero {
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(52, 152, 219, 0.3), rgba(52, 152, 219, 0));
    animation: gradientShift 10s ease-in-out infinite alternate;
}

@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    100% {
        background-position: 100% 50%;
    }
}

/* Hover effects for buttons */
.btn {
    position: relative;
    overflow: hidden;
}

.btn::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.btn:hover::after {
    left: 100%;
}