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

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

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

/* Apply animations to elements */
.header-content h1 {
    background: linear-gradient(135deg, var(--primary-1), var(--accent-1), var(--primary-2));
    background-size: 200% 200%;
    animation: gradientAnimation 5s ease infinite;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.card {
    animation: fadeIn 0.6s ease-out;
    animation-fill-mode: both;
}

.cards-grid .card:nth-child(1) { animation-delay: 0.1s; }
.cards-grid .card:nth-child(2) { animation-delay: 0.2s; }
.cards-grid .card:nth-child(3) { animation-delay: 0.3s; }
.cards-grid .card:nth-child(4) { animation-delay: 0.4s; }

.btn-primary:active {
    animation: pulse 0.3s ease;
}

/* Theme toggle animation */
.theme-toggle-animation {
    animation: pulse 0.3s ease;
}

/* Improved glassmorphism effect */
.glassmorphism {
    background: rgba(var(--bg-rgb, 255, 255, 255), 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(var(--text-rgb, 0, 0, 0), 0.1);
}

/* Enhanced card hover effects */
.card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, 
        rgba(var(--primary-rgb), 0.1), 
        rgba(var(--accent-rgb), 0.1));
    opacity: 0;
    transition: opacity var(--transition-base);
    pointer-events: none;
}

.card:hover::after {
    opacity: 1;
}