/**
 * Animacoes CSS - Rede SX
 */

/* ============================
   KEYFRAMES
   ============================ */

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

/* Fade Out */
@keyframes fadeOut {
    from {
        opacity: 1;
    }
    to {
        opacity: 0;
    }
}

/* Slide Up */
@keyframes slideUp {
    from {
        transform: translateY(20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Slide Down */
@keyframes slideDown {
    from {
        transform: translateY(-20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Slide In from Bottom (Modal) */
@keyframes slideInBottom {
    from {
        transform: translateY(100%);
    }
    to {
        transform: translateY(0);
    }
}

/* Slide Out to Bottom */
@keyframes slideOutBottom {
    from {
        transform: translateY(0);
    }
    to {
        transform: translateY(100%);
    }
}

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

/* Scale Out */
@keyframes scaleOut {
    from {
        transform: scale(1);
        opacity: 1;
    }
    to {
        transform: scale(0.95);
        opacity: 0;
    }
}

/* Heart Beat (para curtidas) */
@keyframes heartBeat {
    0%, 100% {
        transform: scale(1);
    }
    25% {
        transform: scale(1.3);
    }
    50% {
        transform: scale(1.1);
    }
}

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

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

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

/* Story Progress */
@keyframes storyProgress {
    from {
        width: 0%;
    }
    to {
        width: 100%;
    }
}

/* Story Pulse (borda pulsante) */
@keyframes storyPulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(147, 51, 234, 0.7);
    }
    50% {
        box-shadow: 0 0 0 8px rgba(147, 51, 234, 0);
    }
}

/* Loading dots */
@keyframes loadingDots {
    0%, 20% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.5);
    }
    100% {
        transform: scale(1);
    }
}

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

/* Ring (notificacao) */
@keyframes ring {
    0% {
        transform: rotate(0deg);
    }
    10% {
        transform: rotate(15deg);
    }
    20% {
        transform: rotate(-15deg);
    }
    30% {
        transform: rotate(10deg);
    }
    40% {
        transform: rotate(-10deg);
    }
    50% {
        transform: rotate(5deg);
    }
    60% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(0deg);
    }
}

/* ============================
   CLASSES DE ANIMACAO
   ============================ */

.fade-in {
    animation: fadeIn var(--transition-normal);
}

.fade-out {
    animation: fadeOut var(--transition-normal);
}

.slide-up {
    animation: slideUp var(--transition-normal);
}

.slide-down {
    animation: slideDown var(--transition-normal);
}

.scale-in {
    animation: scaleIn var(--transition-normal);
}

.heart-beat {
    animation: heartBeat 0.6s ease-in-out;
}

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

.bounce {
    animation: bounce 1s ease infinite;
}

.shake {
    animation: shake 0.5s ease;
}

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

.ring {
    animation: ring 1s ease;
}

/* ============================
   SKELETON LOADING
   ============================ */

.skeleton {
    background: linear-gradient(
        90deg,
        var(--bg-tertiary) 25%,
        var(--bg-secondary) 50%,
        var(--bg-tertiary) 75%
    );
    background-size: 200% 100%;
    animation: skeleton 1.5s ease-in-out infinite;
    border-radius: var(--radius-md);
}

.skeleton-text {
    height: 1rem;
    margin-bottom: var(--spacing-sm);
}

.skeleton-text:last-child {
    width: 70%;
}

.skeleton-avatar {
    border-radius: var(--radius-full);
}

.skeleton-card {
    height: 200px;
}

/* ============================
   TRANSICOES DE HOVER
   ============================ */

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

.hover-lift:hover {
    transform: translateY(-2px);
}

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

.hover-scale:hover {
    transform: scale(1.02);
}

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

.hover-glow:hover {
    box-shadow: 0 0 20px rgba(147, 51, 234, 0.3);
}

/* ============================
   LOADING DOTS
   ============================ */

.loading-dots {
    display: flex;
    gap: 4px;
    align-items: center;
}

.loading-dots span {
    width: 8px;
    height: 8px;
    background-color: var(--roxo-principal);
    border-radius: var(--radius-full);
    animation: loadingDots 1s ease-in-out infinite;
}

.loading-dots span:nth-child(2) {
    animation-delay: 0.2s;
}

.loading-dots span:nth-child(3) {
    animation-delay: 0.4s;
}

/* ============================
   TRANSICOES DE PAGINA
   ============================ */

.page-enter {
    animation: slideUp 0.3s ease-out;
}

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

/* ============================
   EFEITOS ESPECIAIS
   ============================ */

/* Double tap like (Instagram style) */
.like-explosion {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100px;
    height: 100px;
    pointer-events: none;
}

.like-explosion svg {
    width: 100%;
    height: 100%;
    fill: var(--vermelho);
    animation: heartBeat 0.6s ease-in-out forwards, fadeOut 0.3s ease-out 0.5s forwards;
}

/* Confetti (para celebracoes) */
.confetti {
    position: fixed;
    top: -10px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    animation: confettiFall 3s linear forwards;
}

@keyframes confettiFall {
    0% {
        transform: translateY(0) rotate(0deg);
        opacity: 1;
    }
    100% {
        transform: translateY(100vh) rotate(720deg);
        opacity: 0;
    }
}