/* Modern Animations & Micro-interactions - 2025 */

/* Fade In Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@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);
    }
}

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

/* Scroll Reveal - Apply to elements */
.animate-on-scroll:not(.visible) {
    opacity: 0 !important;
    transform: translateY(30px) !important;
}

.animate-on-scroll {
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.animate-on-scroll.visible {
    opacity: 1 !important;
    transform: translateY(0) !important;
}

.animate-delay-1 {
    transition-delay: 0.1s;
}

.animate-delay-2 {
    transition-delay: 0.2s;
}

.animate-delay-3 {
    transition-delay: 0.3s;
}

.animate-delay-4 {
    transition-delay: 0.4s;
}

/* Hover Lift Effect */
.hover-lift {
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.hover-lift:hover {
    transform: translateY(-8px);
}

/* Button Ripple Effect */
.button-ripple {
    position: relative;
    overflow: hidden;
}

.button-ripple::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

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

/* Pulse Animation */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* Bounce Animation */
@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

.bounce {
    animation: bounce 1s infinite;
}

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

.shake {
    animation: shake 0.5s;
}

/* Gradient Animation for Backgrounds */
@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

.animated-gradient {
    background-size: 200% 200%;
    animation: gradientShift 15s ease infinite;
}

/* Shimmer Effect for Loading */
@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

.shimmer {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 1000px 100%;
    animation: shimmer 2s infinite;
}

/* Slide In Animations */
@keyframes slideInFromLeft {
    from {
        transform: translateX(-100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

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

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

/* Glow Effect */
.glow {
    animation: glow 2s ease-in-out infinite alternate;
}

@keyframes glow {
    from {
        box-shadow: 0 0 5px rgba(239, 68, 68, 0.5), 0 0 10px rgba(239, 68, 68, 0.3);
    }
    to {
        box-shadow: 0 0 20px rgba(239, 68, 68, 0.8), 0 0 30px rgba(239, 68, 68, 0.4);
    }
}

/* Typewriter Effect */
@keyframes typewriter {
    from {
        width: 0;
    }
    to {
        width: 100%;
    }
}

.typewriter {
    overflow: hidden;
    border-right: 2px solid;
    white-space: nowrap;
    animation: typewriter 3s steps(40, end), blink 0.75s step-end infinite;
}

@keyframes blink {
    50% {
        border-color: transparent;
    }
}

/* Flip Card Effect */
.flip-card {
    perspective: 1000px;
}

.flip-card-inner {
    transition: transform 0.6s;
    transform-style: preserve-3d;
}

.flip-card:hover .flip-card-inner {
    transform: rotateY(180deg);
}

.flip-card-front, .flip-card-back {
    backface-visibility: hidden;
}

.flip-card-back {
    transform: rotateY(180deg);
}

/* Progress Bar Animation */
@keyframes progressBar {
    from {
        width: 0;
    }
    to {
        width: 100%;
    }
}

.progress-bar {
    animation: progressBar 2s ease-out forwards;
}

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

/* Parallax Effect Helper */
.parallax {
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
}

/* Modern Focus States */
*:focus-visible {
    outline: 2px solid #ef4444;
    outline-offset: 2px;
    border-radius: 0.25rem;
}

/* Smooth Transitions for Interactive Elements */
a, button, input, textarea, select {
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Loading Spinner */
@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.spinner {
    animation: spin 1s linear infinite;
}

/* Stagger Children Animation */
.stagger-children > *:not(.visible) {
    opacity: 0 !important;
    transform: translateY(30px) !important;
}

.stagger-children > * {
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.stagger-children > *.visible {
    opacity: 1 !important;
    transform: translateY(0) !important;
}

.stagger-children > *:nth-child(1) { transition-delay: 0.1s; }
.stagger-children > *:nth-child(2) { transition-delay: 0.2s; }
.stagger-children > *:nth-child(3) { transition-delay: 0.3s; }
.stagger-children > *:nth-child(4) { transition-delay: 0.4s; }
.stagger-children > *:nth-child(5) { transition-delay: 0.5s; }
.stagger-children > *:nth-child(6) { transition-delay: 0.6s; }

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