/*
  Name: animations.css
  Version: v2025.08.02-01
  Language: css
  Runtime: browser
  Notes: Animaciones extraídas de styles.css preservando comportamiento exacto
*/

/* =========================================
   TUTORDS - ANIMACIONES Y TRANSICIONES
   ========================================= */

/* =========================================
   1. ANIMACIONES BASE
   ========================================= */

/* Animación de scroll para el banner */
@keyframes scroll {
    0% {
        transform: translateX(0%);
    }
    100% {
        transform: translateX(-50%);
    }
}

/* Animación de loading spinner */
@keyframes spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

/* Animaciones de fade */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

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

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* =========================================
   2. ANIMACIONES DE DROPDOWN
   ========================================= */

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

/* =========================================
   3. ANIMACIONES DE ESTADO
   ========================================= */

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

/* Typing indicator */
@keyframes typing {
    0%, 60%, 100% { transform: translateY(0); }
    30% { transform: translateY(-10px); }
}

/* =========================================
   4. CLASES UTILITARIAS DE ANIMACIÓN
   ========================================= */

/* Fade in animation */
.fade-in {
    animation: fadeIn 0.3s ease-out;
}

.fade-in-left {
    animation: fadeInLeft 0.8s ease-out;
}

.fade-in-delayed {
    animation: fadeInLeft 0.8s ease-out 0.2s backwards;
}

.fade-in-delayed-2 {
    animation: fadeInLeft 0.8s ease-out 0.4s backwards;
}

/* Pulse animation */
.pulse {
    animation: pulse 2s infinite;
}

/* Spin animation */
.spin {
    animation: spin 1s linear infinite;
}

/* =========================================
   5. TRANSICIONES SUAVES
   ========================================= */

/* Transiciones para elementos interactivos */
.transition-all {
    transition: all var(--transition-medium);
}

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

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

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

/* =========================================
   6. HOVER EFFECTS
   ========================================= */

/* Lift effect */
.hover-lift {
    transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

.hover-lift:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

/* Scale effect */
.hover-scale {
    transition: transform var(--transition-fast);
}

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

/* Rotate effect */
.hover-rotate {
    transition: transform var(--transition-medium);
}

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

/* =========================================
   7. ENTRANCE ANIMATIONS
   ========================================= */

/* Slide in from bottom */
@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.slide-in-up {
    animation: slideInUp 0.6s ease-out;
}

/* Slide in from right */
@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.slide-in-right {
    animation: slideInRight 0.6s ease-out;
}

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

.scale-in {
    animation: scaleIn 0.4s ease-out;
}

/* =========================================
   8. LOADING STATES
   ========================================= */

/* Skeleton loading */
@keyframes skeleton {
    0% {
        background-position: -200px 0;
    }
    100% {
        background-position: calc(200px + 100%) 0;
    }
}

.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200px 100%;
    animation: skeleton 1.5s infinite;
}

/* =========================================
   9. MOBILE OPTIMIZATIONS
   ========================================= */

/* Reduce motion for accessibility */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .banner-content {
        animation: none;
    }
}