/* ===== CARROUSEL 3D - EFFET CARTES EN MAIN ===== */

:root {
    --card-width: 420px;
    --card-height: 550px;
    --transition-duration: 0.8s;
    --card-spacing: 300px; /* Espacement symétrique augmenté */
}

/* Container principal - Garder les couleurs d'origine */
#projects {
    overflow: hidden;
}

/* Conteneur du carrousel */
.carousel-container {
    position: relative;
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem 4rem;
}

/* Wrapper avec overflow visible */
.carousel-wrapper {
    position: relative;
    overflow: visible;
    perspective: 1500px;
}

/* Track qui contient les cartes */
.carousel-track {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    position: relative;
    min-height: 650px;
    transform-style: preserve-3d;
}

/* Cartes de projet - État par défaut (cachées) */
.project-card {
    width: var(--card-width);
    background: var(--color-bg-primary, #FFFFFF);
    border-radius: 24px;
    border: 1px solid var(--color-border, #E5E7EB);
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    transition: all 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
    position: absolute;
    opacity: 0;
    pointer-events: none;
    transform-style: preserve-3d;
}

/* Carte CENTRALE - Mise en avant */
.project-card[data-position="center"] {
    left: 50%;
    transform: translateX(-50%) scale(1) rotateY(0deg);
    opacity: 1;
    pointer-events: auto;
    z-index: 10;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
}

/* Carte GAUCHE - Inclinée vers l'intérieur (symétrique) */
.project-card[data-position="left"] {
    left: 50%;
    transform: translateX(calc(-50% - var(--card-spacing))) scale(0.9) rotateY(25deg);
    opacity: 0.5;
    pointer-events: auto;
    z-index: 1;
}

/* Carte DROITE - Inclinée vers l'intérieur (symétrique) */
.project-card[data-position="right"] {
    left: 50%;
    transform: translateX(calc(-50% + var(--card-spacing))) scale(0.9) rotateY(-25deg);
    opacity: 0.5;
    pointer-events: auto;
    z-index: 1;
}

/* Cartes cachées */
.project-card[data-position="hidden"] {
    opacity: 0;
    pointer-events: none;
}

/* Effet hover sur les cartes latérales */
.project-card[data-position="left"]:hover,
.project-card[data-position="right"]:hover {
    opacity: 0.7;
    cursor: pointer;
}

/* Effet hover sur la carte centrale */
.project-card[data-position="center"]:hover {
    transform: translateX(-50%) translateY(-8px) scale(1.02) rotateY(0deg);
}

/* Image du projet */
.project-img {
    width: 100%;
    height: 260px;
    object-fit: cover;
    display: block;
    transition: transform 0.7s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.project-card:hover .project-img {
    transform: scale(1.08);
}

/* Contenu de la carte */
.project-content {
    padding: 2rem;
}

.project-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--color-text-primary, #0A0A0A);
    letter-spacing: -0.01em;
}

.project-content p {
    font-size: 0.9375rem;
    line-height: 1.7;
    color: var(--color-text-secondary, #6B7280);
    margin-bottom: 1.5rem;
}

/* Tags de technologies */
.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.625rem;
    margin-bottom: 1.5rem;
}

.project-tag {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.08) 0%, rgba(139, 92, 246, 0.08) 100%);
    color: var(--color-accent-start, #6366F1);
    padding: 0.5rem 1rem;
    border-radius: 999px;
    font-size: 0.8125rem;
    font-weight: 600;
    border: 1px solid rgba(99, 102, 241, 0.2);
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.project-tag:hover {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15) 0%, rgba(139, 92, 246, 0.15) 100%);
    border-color: rgba(99, 102, 241, 0.4);
    transform: translateY(-2px);
}

/* Liens du projet */
.project-links {
    display: flex;
    gap: 0.75rem;
}

.project-link {
    flex: 1;
    padding: 0.875rem 1.5rem;
    background: linear-gradient(135deg, #6366F1 0%, #8B5CF6 100%);
    color: white;
    text-decoration: none;
    border-radius: 12px;
    font-weight: 600;
    font-size: 0.875rem;
    text-align: center;
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    box-shadow: 0 8px 32px rgba(99, 102, 241, 0.25);
}

.project-link:hover {
    transform: translateY(-3px);
    box-shadow: 0 20px 40px rgba(99, 102, 241, 0.3);
    background: linear-gradient(135deg, #7C3AED 0%, #A855F7 100%);
}

.project-link i {
    margin-left: 5px;
}

/* Boutons de navigation */
.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 60px;
    height: 60px;
    background: white;
    border: 1px solid var(--color-border, #E5E7EB);
    border-radius: 50%;
    color: var(--color-text-primary, #0A0A0A);
    font-size: 24px;
    cursor: pointer;
    z-index: 100;
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.carousel-btn-prev {
    left: 50px;
}

.carousel-btn-next {
    right: 50px;
}

.carousel-btn:hover {
    background: linear-gradient(135deg, #6366F1 0%, #8B5CF6 100%);
    color: white;
    border-color: transparent;
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 8px 32px rgba(99, 102, 241, 0.25);
}

.carousel-btn:active {
    transform: translateY(-50%) scale(0.95);
}

/* Indicateurs de pagination */
.carousel-indicators {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 40px;
}

.carousel-indicator {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--color-border, #E5E7EB);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.carousel-indicator.active {
    background: linear-gradient(135deg, #6366F1 0%, #8B5CF6 100%);
    width: 32px;
    border-radius: 5px;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.carousel-indicator:hover:not(.active) {
    background: var(--color-text-tertiary, #9CA3AF);
}

/* Responsive - Tablette */
@media (max-width: 1024px) {
    :root {
        --card-width: 350px;
        --card-height: 500px;
        --card-spacing: 80px;
    }

    .carousel-container {
        height: 600px;
    }

    .carousel-btn {
        width: 50px;
        height: 50px;
        font-size: 20px;
    }

    .carousel-btn-prev {
        left: 20px;
    }

    .carousel-btn-next {
        right: 20px;
    }
}

/* Responsive - Mobile */
@media (max-width: 768px) {
    :root {
        --card-width: 320px;
        --card-height: 500px;
        --card-spacing: 0px;
    }

    .carousel-container {
        padding: 1rem;
        margin-top: 3rem;
    }

    .carousel-track {
        min-height: 580px;
    }

    /* Sur mobile, afficher uniquement la carte centrale */
    .project-card[data-position="left"],
    .project-card[data-position="right"] {
        opacity: 0;
        pointer-events: none;
    }

    .project-card[data-position="center"] {
        transform: translateX(-50%) scale(0.95);
        top: 0;
    }

    .carousel-btn {
        width: 45px;
        height: 45px;
        font-size: 18px;
    }

    .carousel-btn-prev {
        left: 10px;
    }

    .carousel-btn-next {
        right: 10px;
    }

    .project-content {
        padding: 1.25rem;
    }

    .project-title {
        font-size: 1.25rem;
    }

    .project-img {
        height: 180px;
    }
}

/* Responsive - Petit mobile (iPhone 14 Pro Max et similaires) */
@media (max-width: 480px) {
    :root {
        --card-width: 90vw;
        --card-height: auto;
    }

    .carousel-container {
        padding: 0.5rem;
        margin-top: 2rem;
    }

    .carousel-track {
        min-height: 550px;
    }

    .project-card {
        max-width: 340px;
    }

    .project-card[data-position="center"] {
        transform: translateX(-50%) scale(1);
    }

    .project-img {
        height: 160px;
    }

    .project-content {
        padding: 1rem;
    }

    .project-title {
        font-size: 1.125rem;
        margin-bottom: 0.75rem;
    }

    .project-content p {
        font-size: 0.875rem;
        margin-bottom: 1rem;
    }

    .project-tag {
        padding: 0.375rem 0.75rem;
        font-size: 0.75rem;
    }

    .carousel-btn {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }

    .carousel-btn-prev {
        left: 5px;
    }

    .carousel-btn-next {
        right: 5px;
    }

    .carousel-indicators {
        margin-top: 1.5rem;
        gap: 8px;
    }
}

/* Accessibilité */
@media (prefers-reduced-motion: reduce) {
    .project-card,
    .carousel-btn,
    .carousel-indicator {
        transition-duration: 0.01ms !important;
        animation: none !important;
    }
}

/* Mode impression */
@media print {
    .carousel-btn,
    .carousel-indicators {
        display: none;
    }

    .project-card[data-position="center"] {
        position: relative;
        transform: none;
        opacity: 1;
        page-break-inside: avoid;
    }
}