/* Modern Animations - WWTEC 2024 */

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

/* Slide In Animation */
@keyframes slideIn {
    from {
        transform: translateX(-100%);
    }
    to {
        transform: translateX(0);
    }
}

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

/* Rotate In Animation */
@keyframes rotateIn {
    from {
        transform: rotate(-180deg) scale(0.3);
        opacity: 0;
    }
    to {
        transform: rotate(0) scale(1);
        opacity: 1;
    }
}

/* Bounce Animation */
@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-30px);
    }
    60% {
        transform: translateY(-15px);
    }
}

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

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

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

/* Typing Animation */
@keyframes typing {
    from {
        width: 0;
    }
    to {
        width: 100%;
    }
}

/* Blink Animation */
@keyframes blink {
    50% {
        border-color: transparent;
    }
}

/* Wave Animation */
@keyframes wave {
    0% {
        transform: rotate(0deg);
    }
    10% {
        transform: rotate(14deg);
    }
    20% {
        transform: rotate(-8deg);
    }
    30% {
        transform: rotate(14deg);
    }
    40% {
        transform: rotate(-4deg);
    }
    50% {
        transform: rotate(10deg);
    }
    60% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(0deg);
    }
}

/* Shimmer Animation */
@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

/* Animation Classes */
.fade-in {
    animation: fadeIn 0.6s ease-out forwards;
}

.slide-in {
    animation: slideIn 0.6s ease-out forwards;
}

.scale-in {
    animation: scaleIn 0.6s ease-out forwards;
}

.rotate-in {
    animation: rotateIn 0.8s ease-out forwards;
}

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

.pulse {
    animation: pulse 2s ease infinite;
}

.shake {
    animation: shake 0.8s ease-in-out;
}

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

.typing {
    overflow: hidden;
    white-space: nowrap;
    border-right: 3px solid;
    animation: 
        typing 3.5s steps(40, end),
        blink 0.75s step-end infinite;
}

.wave {
    animation: wave 2.5s ease infinite;
}

.shimmer {
    background: linear-gradient(90deg, 
        rgba(255,255,255,0) 0%,
        rgba(255,255,255,0.2) 50%,
        rgba(255,255,255,0) 100%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}

/* Animation Delays */
.delay-1 {
    animation-delay: 0.2s;
}

.delay-2 {
    animation-delay: 0.4s;
}

.delay-3 {
    animation-delay: 0.6s;
}

.delay-4 {
    animation-delay: 0.8s;
}

.delay-5 {
    animation-delay: 1s;
}

/* Animation Durations */
.duration-1 {
    animation-duration: 0.5s;
}

.duration-2 {
    animation-duration: 1s;
}

.duration-3 {
    animation-duration: 1.5s;
}

.duration-4 {
    animation-duration: 2s;
}

.duration-5 {
    animation-duration: 2.5s;
}

/* Intersection Observer Classes */
.fade-in, .slide-in, .scale-in {
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in.visible, .slide-in.visible, .scale-in.visible {
    opacity: 1;
    visibility: visible;
    transform: none;
}

/* Hover Effects */
.hover-lift {
    transition: transform 0.3s ease;
}

.hover-lift:hover {
    transform: translateY(-5px);
}

.hover-scale {
    transition: transform 0.3s ease;
}

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

.hover-rotate {
    transition: transform 0.3s ease;
}

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

/* Loading States */
.loading {
    position: relative;
    overflow: hidden;
}

.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg,
        transparent 25%,
        rgba(255,255,255,0.3) 50%,
        transparent 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}