/* ==========================================
   ANIMATIONS MODERNES ET PROFESSIONNELLES
   ========================================== */

/* 1. SCROLL REVEAL ANIMATIONS */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

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

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

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

/* 2. FLOATING ANIMATION */
@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes floatSlow {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    50% {
        transform: translateY(-15px) rotate(2deg);
    }
}

/* 3. PULSE ANIMATION */
@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(30, 99, 67, 0.7);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 0 0 15px rgba(30, 99, 67, 0);
    }
}

@keyframes pulseSubtle {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.02);
    }
}

/* 4. SHIMMER EFFECT */
@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

.shimmer {
    background: linear-gradient(
        90deg,
        rgba(255, 255, 255, 0) 0%,
        rgba(255, 255, 255, 0.3) 50%,
        rgba(255, 255, 255, 0) 100%
    );
    background-size: 1000px 100%;
    animation: shimmer 3s infinite;
}

/* 5. GRADIENT ANIMATION */
@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

.gradient-animated {
    background: linear-gradient(
        -45deg,
        #1a5f3f,
        #2ecc71,
        #1e6343,
        #27ae60
    );
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
}

/* 6. BOUNCE ANIMATION */
@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-20px);
    }
    60% {
        transform: translateY(-10px);
    }
}

@keyframes bounceIn {
    0% {
        opacity: 0;
        transform: scale(0.3);
    }
    50% {
        opacity: 1;
        transform: scale(1.05);
    }
    70% {
        transform: scale(0.9);
    }
    100% {
        transform: scale(1);
    }
}

/* 7. SLIDE IN ANIMATIONS */
@keyframes slideInFromTop {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

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

/* 8. ROTATE ANIMATIONS */
@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

@keyframes rotateIn {
    from {
        opacity: 0;
        transform: rotate(-200deg) scale(0);
    }
    to {
        opacity: 1;
        transform: rotate(0) scale(1);
    }
}

/* 9. GLOW EFFECT */
@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 20px rgba(30, 99, 67, 0.5);
    }
    50% {
        box-shadow: 0 0 40px rgba(30, 99, 67, 0.8);
    }
}

@keyframes glowPulse {
    0%, 100% {
        filter: drop-shadow(0 0 5px rgba(30, 99, 67, 0.5));
    }
    50% {
        filter: drop-shadow(0 0 20px rgba(30, 99, 67, 1));
    }
}

/* 10. TYPEWRITER EFFECT */
@keyframes typewriter {
    from {
        width: 0;
    }
    to {
        width: 100%;
    }
}

@keyframes blinkCursor {
    from, to {
        border-color: transparent;
    }
    50% {
        border-color: #1e6343;
    }
}

/* 11. PARALLAX EFFECT */
@keyframes parallax {
    to {
        transform: translateY(50px);
    }
}

/* 12. SHAKE ANIMATION */
@keyframes shake {
    0%, 100% {
        transform: translateX(0);
    }
    10%, 30%, 50%, 70%, 90% {
        transform: translateX(-10px);
    }
    20%, 40%, 60%, 80% {
        transform: translateX(10px);
    }
}

/* 13. FLIP ANIMATION */
@keyframes flipIn {
    from {
        transform: perspective(400px) rotateY(90deg);
        opacity: 0;
    }
    to {
        transform: perspective(400px) rotateY(0);
        opacity: 1;
    }
}

/* 14. ZOOM ANIMATIONS */
@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0.5);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes zoomOut {
    from {
        transform: scale(1);
    }
    to {
        transform: scale(0.95);
    }
}

/* ==========================================
   UTILITY CLASSES
   ========================================== */

/* Fade animations */
.animate-fade-in-up {
    animation: fadeInUp 0.8s ease-out forwards;
}

.animate-fade-in-down {
    animation: fadeInDown 0.8s ease-out forwards;
}

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

.animate-fade-in-right {
    animation: fadeInRight 0.8s ease-out forwards;
}

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

/* Floating */
.animate-float {
    animation: float 3s ease-in-out infinite;
}

.animate-float-slow {
    animation: floatSlow 4s ease-in-out infinite;
}

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

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

/* Bounce */
.animate-bounce {
    animation: bounce 2s infinite;
}

.animate-bounce-in {
    animation: bounceIn 1s ease-out;
}

/* Rotate */
.animate-rotate {
    animation: rotate 2s linear infinite;
}

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

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

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

/* Zoom */
.animate-zoom-in {
    animation: zoomIn 0.6s ease-out;
}

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

/* Flip */
.animate-flip-in {
    animation: flipIn 0.8s ease-out;
}

/* Delays */
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }
.delay-5 { animation-delay: 0.5s; }
.delay-6 { animation-delay: 0.6s; }

/* Hover effects */
.hover-lift {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-lift:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

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

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

.hover-glow {
    transition: box-shadow 0.3s ease;
}

.hover-glow:hover {
    box-shadow: 0 0 30px rgba(30, 99, 67, 0.6);
}

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

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

/* Smooth scrolling */
.smooth-scroll {
    scroll-behavior: smooth;
}

/* Page transitions */
.page-transition {
    animation: fadeInUp 0.6s ease-out;
}

/* Loading spinner */
.spinner {
    border: 4px solid rgba(30, 99, 67, 0.1);
    border-top: 4px solid #1e6343;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: rotate 1s linear infinite;
}

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

.skeleton {
    background: linear-gradient(
        90deg,
        #f0f0f0 0px,
        #e0e0e0 40px,
        #f0f0f0 80px
    );
    background-size: 200px 100%;
    animation: skeleton-loading 1.5s infinite;
}

/* Intersection Observer Ready Classes */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal-left.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal-right.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal-scale.active {
    opacity: 1;
    transform: scale(1);
}