/* ========================================
   ✨ ANIMACIONES Y EFECTOS v4.0
   Micro-interacciones y animaciones sutiles
   ======================================== */

/* ========================================
   1. FADE IN ANIMATIONS
   ======================================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ========================================
   2. SCALE ANIMATIONS
   ======================================== */
@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

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

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.8;
        transform: scale(0.95);
    }
}

/* ========================================
   3. BOUNCE ANIMATIONS
   ======================================== */
@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

@keyframes bounceIn {
    0% {
        opacity: 0;
        transform: scale(0.3);
    }
    50% {
        opacity: 1;
        transform: scale(1.05);
    }
    70% {
        transform: scale(0.9);
    }
    100% {
        transform: scale(1);
    }
}

/* ========================================
   4. SLIDE ANIMATIONS
   ======================================== */
@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

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

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

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

/* ========================================
   5. ROTATE ANIMATIONS
   ======================================== */
@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

@keyframes rotateIn {
    from {
        opacity: 0;
        transform: rotate(-180deg);
    }
    to {
        opacity: 1;
        transform: rotate(0deg);
    }
}

/* ========================================
   6. GLOW ANIMATIONS
   ======================================== */
@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 5px rgba(0, 212, 255, 0.3),
                    0 0 10px rgba(0, 212, 255, 0.2);
    }
    50% {
        box-shadow: 0 0 10px rgba(0, 212, 255, 0.5),
                    0 0 20px rgba(0, 212, 255, 0.3),
                    0 0 30px rgba(0, 212, 255, 0.2);
    }
}

@keyframes glowSuccess {
    0%, 100% {
        box-shadow: 0 0 5px rgba(0, 255, 136, 0.3),
                    0 0 10px rgba(0, 255, 136, 0.2);
    }
    50% {
        box-shadow: 0 0 10px rgba(0, 255, 136, 0.5),
                    0 0 20px rgba(0, 255, 136, 0.3),
                    0 0 30px rgba(0, 255, 136, 0.2);
    }
}

/* ========================================
   7. SHAKE ANIMATIONS
   ======================================== */
@keyframes shake {
    0%, 100% {
        transform: translateX(0);
    }
    10%, 30%, 50%, 70%, 90% {
        transform: translateX(-10px);
    }
    20%, 40%, 60%, 80% {
        transform: translateX(10px);
    }
}

@keyframes wiggle {
    0%, 100% {
        transform: rotate(0deg);
    }
    25% {
        transform: rotate(-5deg);
    }
    75% {
        transform: rotate(5deg);
    }
}

/* ========================================
   8. LOADING ANIMATIONS
   ======================================== */
@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

@keyframes dots {
    0%, 20% {
        content: '.';
    }
    40% {
        content: '..';
    }
    60%, 100% {
        content: '...';
    }
}

/* Spinner */
.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--surface-hover, #333333);
    border-top-color: var(--accent-primary, #00d4ff);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.spinner-sm {
    width: 20px;
    height: 20px;
    border-width: 2px;
}

.spinner-lg {
    width: 60px;
    height: 60px;
    border-width: 6px;
}

/* ========================================
   9. RIPPLE EFFECT
   ======================================== */
.ripple {
    position: relative;
    overflow: hidden;
}

.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 0.6s, height 0.6s;
}

.ripple:active::after {
    width: 300px;
    height: 300px;
}

/* ========================================
   10. UTILITY CLASSES
   ======================================== */

/* Clases de animación aplicables */
.animate-fade-in {
    animation: fadeIn 0.5s ease-out;
}

.animate-fade-in-up {
    animation: fadeInUp 0.5s ease-out;
}

.animate-fade-in-down {
    animation: fadeInDown 0.5s ease-out;
}

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

.animate-bounce-in {
    animation: bounceIn 0.5s ease-out;
}

.animate-glow {
    animation: glow 2s ease-in-out infinite;
}

.animate-pulse {
    animation: pulse 2s ease-in-out infinite;
}

.animate-bounce {
    animation: bounce 1s ease-in-out infinite;
}

.animate-wiggle {
    animation: wiggle 0.5s ease-in-out;
}

.animate-shake {
    animation: shake 0.5s ease-in-out;
}

/* Delays */
.animate-delay-100 {
    animation-delay: 0.1s;
}

.animate-delay-200 {
    animation-delay: 0.2s;
}

.animate-delay-300 {
    animation-delay: 0.3s;
}

.animate-delay-400 {
    animation-delay: 0.4s;
}

.animate-delay-500 {
    animation-delay: 0.5s;
}

/* ========================================
   11. HOVER EFFECTS
   ======================================== */
.hover-lift {
    transition: transform var(--transition-base, 250ms);
}

.hover-lift:hover {
    transform: translateY(-4px);
}

.hover-scale {
    transition: transform var(--transition-base, 250ms);
}

.hover-scale:hover {
    transform: scale(1.05);
}

.hover-glow {
    transition: box-shadow var(--transition-base, 250ms);
}

.hover-glow:hover {
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.4);
}

.hover-border {
    transition: border-color var(--transition-base, 250ms);
}

.hover-border:hover {
    border-color: var(--accent-primary, #00d4ff) !important;
}

/* ========================================
   12. SKELETON LOADERS
   ======================================== */
.skeleton {
    background: linear-gradient(
        90deg,
        var(--surface-primary, #1e1e1e) 0%,
        var(--surface-secondary, #2a2a2a) 50%,
        var(--surface-primary, #1e1e1e) 100%
    );
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s ease-in-out infinite;
}

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

.skeleton-text {
    height: 1rem;
    border-radius: var(--radius-sm, 0.375rem);
    margin-bottom: var(--spacing-sm, 0.5rem);
}

.skeleton-title {
    height: 1.5rem;
    border-radius: var(--radius-sm, 0.375rem);
    margin-bottom: var(--spacing-md, 1rem);
}

.skeleton-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
}

/* ========================================
   13. PROGRESS BARS
   ======================================== */
.progress-bar {
    width: 100%;
    height: 8px;
    background-color: var(--surface-secondary, #2a2a2a);
    border-radius: var(--radius-full, 9999px);
    overflow: hidden;
    position: relative;
}

.progress-fill {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: var(--radius-full, 9999px);
    transition: width var(--transition-slow, 350ms);
}

.progress-animated {
    position: relative;
    overflow: hidden;
}

.progress-animated::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.2),
        transparent
    );
    animation: progress-shine 2s infinite;
}

@keyframes progress-shine {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

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