/* Animations pour la page d'accueil */
.header-carousel-item {
    position: relative;
    overflow: hidden;
}

.header-carousel-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0) 100%);
    z-index: 1;
    opacity: 0;
    animation: gradientFade 1.5s ease-out forwards;
}

.header-carousel-item-img-2 img {
    transform: scale(1.2);
    animation: zoomPan 20s ease-out infinite alternate;
}

@keyframes zoomPan {
    0% {
        transform: scale(1.2) translate(0, 0);
    }
    50% {
        transform: scale(1.3) translate(-2%, -1%);
    }
    100% {
        transform: scale(1.2) translate(2%, 1%);
    }
}

@keyframes gradientFade {
    0% {
        opacity: 0;
        transform: translateX(-100%);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

.carousel-caption {
    z-index: 2;
    opacity: 0;
    animation: captionReveal 1.5s cubic-bezier(0.23, 1, 0.32, 1) 0.5s forwards;
}

@keyframes captionReveal {
    0% {
        opacity: 0;
        transform: translate(-50%, 30px);
    }
    100% {
        opacity: 1;
        transform: translate(-50%, -50%);
    }
}

.carousel-caption h1 {
    transform: translateY(50px);
    opacity: 0;
    animation: titleSlideUp 1s ease-out 1s forwards;
}

.carousel-caption p {
    transform: translateY(30px);
    opacity: 0;
    animation: textSlideUp 1s ease-out 1.3s forwards;
}

.carousel-caption .btn {
    transform: translateY(20px);
    opacity: 0;
    animation: buttonFadeIn 0.8s ease-out 1.6s forwards;
}

@keyframes titleSlideUp {
    0% {
        transform: translateY(50px);
        opacity: 0;
    }
    100% {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes textSlideUp {
    0% {
        transform: translateY(30px);
        opacity: 0;
    }
    100% {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes buttonFadeIn {
    0% {
        transform: translateY(20px);
        opacity: 0;
    }
    100% {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Animations pour la section À propos */
.about-img {
    perspective: 1000px;
}

.about-img img:first-child {
    transform: translateX(-100%) rotateY(-30deg);
    animation: slideInRotateRight 1.2s cubic-bezier(0.23, 1, 0.32, 1) forwards;
}

.about-img img:last-child {
    transform: translateX(100%) rotateY(30deg);
    animation: slideInRotateLeft 1.2s cubic-bezier(0.23, 1, 0.32, 1) 0.3s forwards;
}

@keyframes slideInRotateRight {
    0% {
        transform: translateX(-100%) rotateY(-30deg);
        opacity: 0;
    }
    100% {
        transform: translateX(0) rotateY(0);
        opacity: 1;
    }
}

@keyframes slideInRotateLeft {
    0% {
        transform: translateX(100%) rotateY(30deg);
        opacity: 0;
    }
    100% {
        transform: translateX(0) rotateY(0);
        opacity: 1;
    }
}

.about .bg-primary, .about .bg-dark {
    transform: scale(0.5);
    opacity: 0;
    animation: scaleIn 0.8s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

@keyframes scaleIn {
    0% {
        transform: scale(0.5);
        opacity: 0;
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

.about .counter-value {
    display: inline-block;
    transform: translateY(20px);
    opacity: 0;
    animation: countUp 1s ease-out forwards;
}

@keyframes countUp {
    0% {
        transform: translateY(20px);
        opacity: 0;
    }
    100% {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes slideInRight {
    0% {
        transform: translateX(-100%);
        opacity: 0;
    }
    100% {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideInLeft {
    0% {
        transform: translateX(100%);
        opacity: 0;
    }
    100% {
        transform: translateX(0);
        opacity: 1;
    }
}

.about h4, .about h1 {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s ease-out forwards;
}

.about h1 {
    animation-delay: 0.2s;
}

@keyframes fadeInUp {
    0% {
        opacity: 0;
        transform: translateY(20px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.about .text-dark {
    opacity: 0;
    animation: fadeIn 0.5s ease-out forwards;
    animation-delay: calc(var(--item-index) * 0.2s);
}

@keyframes fadeIn {
    0% {
        opacity: 0;
    }
    100% {
        opacity: 1;
    }
}

.about-customer {
    opacity: 0;
    transform: scale(0.8);
    animation: popIn 0.8s cubic-bezier(0.34, 1.56, 0.64, 1) 1s forwards;
}

@keyframes popIn {
    0% {
        opacity: 0;
        transform: scale(0.8);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

/* Animation de préchargement */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #001f3f 0%, #1a1a1a 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    animation: fadeOut 0.8s ease-out 2.5s forwards;
}

.preloader::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent 45%, rgba(255, 255, 255, 0.1) 50%, transparent 55%);
    background-size: 200% 200%;
    animation: shimmer 2s infinite;
}

.preloader-spinner {
    position: relative;
    width: 80px;
    height: 80px;
}

.preloader-spinner::before,
.preloader-spinner::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 4px solid transparent;
    animation: spin 2s cubic-bezier(0.68, -0.55, 0.265, 1.55) infinite;
}

.preloader-spinner::before {
    border-top-color: #3498db;
    border-right-color: #3498db;
    animation-delay: -0.5s;
}

.preloader-spinner::after {
    border-bottom-color: #f1c40f;
    border-left-color: #f1c40f;
}

@keyframes shimmer {
    0% { background-position: -100% -100%; }
    100% { background-position: 100% 100%; }
}

@keyframes spin {
    0% { transform: rotate(0deg) scale(1); }
    50% { transform: rotate(180deg) scale(0.8); }
    100% { transform: rotate(360deg) scale(1); }
}

@keyframes fadeOut {
    0% { 
        opacity: 1;
        transform: scale(1);
    }
    100% { 
        opacity: 0;
        visibility: hidden;
        transform: scale(1.2);
    }
}