/* =========================================
   DIN - Animations
   ========================================= */

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

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

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

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

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

@keyframes fadeOut {
    from { opacity: 1; }
    to { opacity: 0; }
}

@keyframes slideInRight {
    from { opacity: 0; transform: translateX(100%); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes slideOutRight {
    from { opacity: 1; transform: translateX(0); }
    to { opacity: 0; transform: translateX(100%); }
}

@keyframes slideInUp {
    from { transform: translateY(100%); }
    to { transform: translateY(0); }
}

@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}

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

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

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-4px); }
}

@keyframes countUp {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes glow {
    0%, 100% { box-shadow: 0 0 5px var(--primary-glow); }
    50% { box-shadow: 0 0 20px var(--primary-glow); }
}

@keyframes progressBar {
    from { width: 0%; }
    to { width: 100%; }
}

/* Animation Classes */
.animate-fadeIn { animation: fadeIn 0.3s ease forwards; }
.animate-fadeInUp { animation: fadeInUp 0.4s ease forwards; }
.animate-fadeInDown { animation: fadeInDown 0.4s ease forwards; }
.animate-fadeInLeft { animation: fadeInLeft 0.4s ease forwards; }
.animate-fadeInRight { animation: fadeInRight 0.4s ease forwards; }
.animate-scaleIn { animation: scaleIn 0.3s ease forwards; }

/* Stagger children animations */
.stagger-children > * {
    opacity: 0;
    animation: fadeInUp 0.4s ease forwards;
}

.stagger-children > *:nth-child(1) { animation-delay: 0.05s; }
.stagger-children > *:nth-child(2) { animation-delay: 0.1s; }
.stagger-children > *:nth-child(3) { animation-delay: 0.15s; }
.stagger-children > *:nth-child(4) { animation-delay: 0.2s; }
.stagger-children > *:nth-child(5) { animation-delay: 0.25s; }
.stagger-children > *:nth-child(6) { animation-delay: 0.3s; }
.stagger-children > *:nth-child(7) { animation-delay: 0.35s; }
.stagger-children > *:nth-child(8) { animation-delay: 0.4s; }

/* Page transition */
.page-transition-enter {
    animation: fadeInUp 0.35s ease forwards;
}

.page-transition-exit {
    animation: fadeOut 0.2s ease forwards;
}

/* Card hover effects */
.card-hover {
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.card-hover:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

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

.btn-ripple::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.5s ease, height 0.5s ease, opacity 0.5s ease;
    opacity: 0;
}

.btn-ripple:active::after {
    width: 200px;
    height: 200px;
    opacity: 1;
    transition: width 0s, height 0s, opacity 0s;
}

/* Number count up effect */
.count-up {
    animation: countUp 0.6s ease forwards;
}

/* Floating label animation */
.float-label {
    position: relative;
}

.float-label label {
    position: absolute;
    left: var(--space-4);
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-tertiary);
    font-size: var(--font-size-base);
    pointer-events: none;
    transition: all var(--transition-fast);
}

.float-label input:focus + label,
.float-label input:not(:placeholder-shown) + label {
    top: 8px;
    font-size: var(--font-size-xs);
    color: var(--primary);
}

/* Progress bar animation */
.progress-bar {
    height: 6px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    border-radius: var(--radius-full);
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
    transition: width 0.6s ease;
}

/* Tooltip */
.tooltip {
    position: relative;
}

.tooltip::before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(-4px);
    padding: 4px 8px;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: var(--font-size-xs);
    border-radius: var(--radius-sm);
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
    pointer-events: none;
    border: 1px solid var(--border-color);
    z-index: 10;
}

.tooltip:hover::before {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(-8px);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}