/* ================================================================
   CC-GEN v2.0 — Animations
   ================================================================ */

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

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-16px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes slideInRight {
    from { opacity: 0; transform: translateX(20px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

@keyframes pulse-glow {
    0%, 100% { box-shadow: 0 0 0 0 rgba(99, 102, 241, 0.4); }
    50% { box-shadow: 0 0 0 8px rgba(99, 102, 241, 0); }
}

@keyframes ripple {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

@keyframes checkmark {
    0% { stroke-dashoffset: 50; }
    100% { stroke-dashoffset: 0; }
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

@keyframes card-cascade {
    from { 
        opacity: 0; 
        transform: translateY(8px) scale(0.98);
    }
    to { 
        opacity: 1; 
        transform: translateY(0) scale(1);
    }
}

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

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-6px); }
}

/* Utility classes */
.animate-fade-in {
    animation: fadeIn var(--transition-base) ease forwards;
}

.animate-fade-in-up {
    animation: fadeInUp 0.4s ease forwards;
}

.animate-scale-in {
    animation: scaleIn 0.3s ease forwards;
}

.animate-card-cascade {
    animation: card-cascade 0.3s ease forwards;
}

/* Stagger delays for cascading items */
.stagger-1 { animation-delay: 0.02s; }
.stagger-2 { animation-delay: 0.04s; }
.stagger-3 { animation-delay: 0.06s; }
.stagger-4 { animation-delay: 0.08s; }
.stagger-5 { animation-delay: 0.10s; }

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

.btn-ripple .ripple-circle {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: scale(0);
    animation: ripple 0.6s linear;
    pointer-events: none;
}

/* Shimmer loading skeleton */
.skeleton {
    background: linear-gradient(
        90deg,
        var(--bg-glass) 25%,
        var(--bg-glass-hover) 50%,
        var(--bg-glass) 75%
    );
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-sm);
}

/* Toast notification */
.toast {
    animation: fadeInUp 0.3s ease forwards;
}

.toast.toast-exit {
    animation: fadeInDown 0.25s ease forwards reverse;
}

/* Theme transition */
* {
    transition: background-color var(--transition-base),
                border-color var(--transition-base),
                color var(--transition-fast);
}

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