/**
 * Alfabeto Interativo - Animações
 * Desenvolvido por B20 Conteúdo Digital
 * https://www.b20.com.br
 */

/* ==========================================
   Keyframe Animations
   ========================================== */

/* Bounce Animation */
@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-20px);
    }
    60% {
        transform: translateY(-10px);
    }
}

.animate-bounce {
    animation: bounce 2s ease infinite;
}

/* Pulse Animation */
@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.05);
        opacity: 0.8;
    }
}

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

/* Shake Animation */
@keyframes shake {
    0%, 100% {
        transform: translateX(0);
    }
    10%, 30%, 50%, 70%, 90% {
        transform: translateX(-5px);
    }
    20%, 40%, 60%, 80% {
        transform: translateX(5px);
    }
}

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

/* Spin Animation */
@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.animate-spin {
    animation: spin 1s linear infinite;
}

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

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

/* Fade In Up Animation */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* Fade In Down Animation */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fadeInDown {
    animation: fadeInDown 0.4s ease forwards;
}

/* Scale In Animation */
@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

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

/* Pop Animation */
@keyframes pop {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.2);
    }
    100% {
        transform: scale(1);
    }
}

.animate-pop {
    animation: pop 0.3s ease;
}

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

.animate-wiggle {
    animation: wiggle 0.3s ease;
}

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

.animate-float {
    animation: floatUpDown 3s ease-in-out infinite;
}

/* Glow Animation */
@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 5px var(--primary-color);
    }
    50% {
        box-shadow: 0 0 20px var(--primary-color), 0 0 30px var(--primary-light);
    }
}

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

/* Heartbeat Animation */
@keyframes heartbeat {
    0%, 100% {
        transform: scale(1);
    }
    14% {
        transform: scale(1.1);
    }
    28% {
        transform: scale(1);
    }
    42% {
        transform: scale(1.1);
    }
    70% {
        transform: scale(1);
    }
}

.animate-heartbeat {
    animation: heartbeat 1.5s ease-in-out infinite;
}

/* Tada Animation */
@keyframes tada {
    0% {
        transform: scale(1) rotate(0deg);
    }
    10%, 20% {
        transform: scale(0.9) rotate(-3deg);
    }
    30%, 50%, 70%, 90% {
        transform: scale(1.1) rotate(3deg);
    }
    40%, 60%, 80% {
        transform: scale(1.1) rotate(-3deg);
    }
    100% {
        transform: scale(1) rotate(0deg);
    }
}

.animate-tada {
    animation: tada 1s ease;
}

/* Rubber Band Animation */
@keyframes rubberBand {
    0% {
        transform: scale(1);
    }
    30% {
        transform: scaleX(1.25) scaleY(0.75);
    }
    40% {
        transform: scaleX(0.75) scaleY(1.25);
    }
    50% {
        transform: scaleX(1.15) scaleY(0.85);
    }
    65% {
        transform: scaleX(0.95) scaleY(1.05);
    }
    75% {
        transform: scaleX(1.05) scaleY(0.95);
    }
    100% {
        transform: scale(1);
    }
}

.animate-rubberBand {
    animation: rubberBand 0.8s ease;
}

/* Jello Animation */
@keyframes jello {
    0%, 11.1%, 100% {
        transform: none;
    }
    22.2% {
        transform: skewX(-12.5deg) skewY(-12.5deg);
    }
    33.3% {
        transform: skewX(6.25deg) skewY(6.25deg);
    }
    44.4% {
        transform: skewX(-3.125deg) skewY(-3.125deg);
    }
    55.5% {
        transform: skewX(1.5625deg) skewY(1.5625deg);
    }
    66.6% {
        transform: skewX(-0.78125deg) skewY(-0.78125deg);
    }
    77.7% {
        transform: skewX(0.390625deg) skewY(0.390625deg);
    }
    88.8% {
        transform: skewX(-0.1953125deg) skewY(-0.1953125deg);
    }
}

.animate-jello {
    animation: jello 1s ease;
}

/* Swing Animation */
@keyframes swing {
    20% {
        transform: rotate(15deg);
    }
    40% {
        transform: rotate(-10deg);
    }
    60% {
        transform: rotate(5deg);
    }
    80% {
        transform: rotate(-5deg);
    }
    100% {
        transform: rotate(0deg);
    }
}

.animate-swing {
    transform-origin: top center;
    animation: swing 1s ease;
}

/* ==========================================
   Letter Writing Animation
   ========================================== */
@keyframes drawLetter {
    to {
        stroke-dashoffset: 0;
    }
}

.letter-path {
    stroke-dasharray: 1000;
    stroke-dashoffset: 1000;
    animation: drawLetter 2s ease forwards;
}

/* ==========================================
   Confetti Animation
   ========================================== */
@keyframes confettiDrop {
    0% {
        transform: translateY(-100vh) rotate(0deg);
        opacity: 1;
    }
    100% {
        transform: translateY(100vh) rotate(720deg);
        opacity: 0;
    }
}

.confetti-piece {
    position: fixed;
    width: 10px;
    height: 10px;
    top: 0;
    animation: confettiDrop 3s ease-out forwards;
}

/* ==========================================
   Star Burst Animation
   ========================================== */
@keyframes starBurst {
    0% {
        transform: scale(0) rotate(0deg);
        opacity: 1;
    }
    50% {
        transform: scale(1.5) rotate(180deg);
        opacity: 1;
    }
    100% {
        transform: scale(2) rotate(360deg);
        opacity: 0;
    }
}

.star-burst {
    animation: starBurst 0.6s ease-out forwards;
}

/* ==========================================
   Success Checkmark Animation
   ========================================== */
@keyframes checkmark {
    0% {
        stroke-dashoffset: 100;
    }
    100% {
        stroke-dashoffset: 0;
    }
}

.checkmark-path {
    stroke-dasharray: 100;
    stroke-dashoffset: 100;
    animation: checkmark 0.5s ease forwards 0.3s;
}

@keyframes checkmarkCircle {
    0% {
        stroke-dashoffset: 314;
    }
    100% {
        stroke-dashoffset: 0;
    }
}

.checkmark-circle {
    stroke-dasharray: 314;
    stroke-dashoffset: 314;
    animation: checkmarkCircle 0.5s ease forwards;
}

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

.flip-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transition: transform 0.6s;
    transform-style: preserve-3d;
}

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

.flip-card-front,
.flip-card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
}

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

/* ==========================================
   Ripple Effect
   ========================================== */
.ripple {
    position: relative;
    overflow: hidden;
}

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

.ripple:active::after {
    width: 200%;
    height: 200%;
    opacity: 1;
    transition: width 0.3s ease, height 0.3s ease, opacity 0.3s ease;
}

/* ==========================================
   Loading Spinner
   ========================================== */
.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

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

/* Dots Loading */
@keyframes dotsLoading {
    0%, 80%, 100% {
        transform: scale(0);
    }
    40% {
        transform: scale(1);
    }
}

.dots-loading {
    display: flex;
    gap: 8px;
}

.dots-loading span {
    width: 12px;
    height: 12px;
    background: var(--primary-color);
    border-radius: 50%;
    animation: dotsLoading 1.4s ease-in-out infinite both;
}

.dots-loading span:nth-child(1) {
    animation-delay: -0.32s;
}

.dots-loading span:nth-child(2) {
    animation-delay: -0.16s;
}

/* ==========================================
   Skeleton Loading
   ========================================== */
@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

.skeleton {
    background: linear-gradient(
        90deg,
        var(--border-color) 25%,
        var(--background-color) 50%,
        var(--border-color) 75%
    );
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-md);
}

.skeleton-text {
    height: 1em;
    margin-bottom: 0.5em;
}

.skeleton-title {
    height: 1.5em;
    width: 60%;
    margin-bottom: 1em;
}

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

.skeleton-card {
    height: 150px;
}

/* ==========================================
   Transition Classes
   ========================================== */
.transition-all {
    transition: all var(--transition-normal);
}

.transition-fast {
    transition: all var(--transition-fast);
}

.transition-slow {
    transition: all var(--transition-slow);
}

.transition-transform {
    transition: transform var(--transition-normal);
}

.transition-opacity {
    transition: opacity var(--transition-normal);
}

.transition-colors {
    transition: background-color var(--transition-normal), 
                color var(--transition-normal),
                border-color var(--transition-normal);
}

/* ==========================================
   Hover Effects
   ========================================== */
.hover-lift {
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

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

.hover-scale {
    transition: transform var(--transition-fast);
}

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

.hover-glow {
    transition: box-shadow var(--transition-fast);
}

.hover-glow:hover {
    box-shadow: 0 0 20px var(--primary-light);
}

.hover-rotate {
    transition: transform var(--transition-fast);
}

.hover-rotate:hover {
    transform: rotate(5deg);
}

/* ==========================================
   Page Transitions
   ========================================== */
.page-enter {
    opacity: 0;
    transform: translateX(20px);
}

.page-enter-active {
    opacity: 1;
    transform: translateX(0);
    transition: opacity var(--transition-normal), transform var(--transition-normal);
}

.page-exit {
    opacity: 1;
    transform: translateX(0);
}

.page-exit-active {
    opacity: 0;
    transform: translateX(-20px);
    transition: opacity var(--transition-normal), transform var(--transition-normal);
}

/* ==========================================
   Stagger Animation Delays
   ========================================== */
.stagger-1 { animation-delay: 0.1s; }
.stagger-2 { animation-delay: 0.2s; }
.stagger-3 { animation-delay: 0.3s; }
.stagger-4 { animation-delay: 0.4s; }
.stagger-5 { animation-delay: 0.5s; }
.stagger-6 { animation-delay: 0.6s; }
.stagger-7 { animation-delay: 0.7s; }
.stagger-8 { animation-delay: 0.8s; }
.stagger-9 { animation-delay: 0.9s; }
.stagger-10 { animation-delay: 1s; }

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