/* ==========================================================================
   Novacadia - Styles spécifiques pour la Page d'Accueil Interactive Alpha
   Utilise Effect3D pour le contenu central.
   Chemin: /assets/css/home/alpha_interactive_home.css
   Version: Finale pour centrage et espacement
   ========================================================================== */

#initial-page-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #000;
    z-index: 999;
    opacity: 1;
    pointer-events: none;
    transition: opacity 0.6s ease-out;
    will-change: opacity;
}

#initial-page-overlay.hidden {
    opacity: 0;
}

#home-central-container {
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    flex: 1;
    height: calc(100% - var(--tpl-nvc-alpha-gap-double) * 2);
    margin: var(--tpl-nvc-alpha-gap-double);
    border-radius: var(--tpl-nvc-alpha-radius-standard);
    transform-style: preserve-3d;
    padding: 0;
    box-sizing: border-box;
    overflow: visible !important;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

#home-central-container::-webkit-scrollbar {
    display: none;
}

.home-effect3d {
    width: 90%;
    max-width: 700px;
    height: 75vh;
    max-height: 550px;
    position: relative;
    transform-style: preserve-3d;
    margin: 0;
    flex-shrink: 0;
}

.home-effect3d-card {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    transform-style: preserve-3d;
    transform-origin: center center;
    border-radius: var(--tpl-nvc-alpha-radius-standard);
    background: rgba(0, 0, 0, 0);
    box-shadow: none;
    border: 1px solid rgba(255, 255, 255, 0);
    animation-name: home-card-background-fade-in;
    animation-duration: 0.7s;
    animation-timing-function: ease-out;
    animation-delay: 0.8s;
    animation-fill-mode: forwards;
    will-change: background-color, box-shadow, border-color;
}

@keyframes home-card-background-fade-in {
    from {
        background-color: rgba(0, 0, 0, 0);
        box-shadow: none;
        border-color: rgba(255, 255, 255, 0);
    }
    to {
        background-color: var(--tpl-nvc-alpha-bg-main);
        box-shadow: var(--tpl-nvc-alpha-shadow-box);
        border-color: rgba(255, 255, 255, 0.1);
    }
}

.home-effect3d-layer {
    position: absolute;
    inset: 0;
    transform-style: preserve-3d;
    border-radius: inherit;
    pointer-events: none;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
}

.home-effect3d-layer-1 {
    flex-direction: column;
    justify-content: space-between;
    padding: 10vh 5% 8vh 5%;
    box-sizing: border-box;
}

.home-catchphrase-wrapper {
    width: 100%;
    text-align: center;
    opacity: 0;
    transform: translateY(-30px);
    animation: text-enter 0.7s ease-out 1.5s forwards;
    will-change: transform, opacity;
}

.home-interactive-catchphrase {
    font-size: 2.5rem;
    font-style: italic;
    color: var(--tpl-nvc-alpha-font-color);
    margin: 0;
    line-height: 1.2;
    text-shadow: var(--tpl-nvc-alpha-shadow-text);
}

@keyframes text-enter {
    to {
        opacity: 0.9;
        transform: translateY(0);
    }
}

.home-buttons-wrapper {
    width: 100%;
    display: flex;
    justify-content: center;
    gap: var(--tpl-nvc-alpha-gap-standard);
    opacity: 0;
    transform: translateY(20px);
    animation: buttons-enter 0.7s ease-out 2.2s forwards;
    will-change: transform, opacity;
}

@keyframes buttons-enter {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.home-buttons-wrapper .tpl-nvc-alpha-button {
    font-size: 0.9rem;
    padding: 10px 20px;
    min-width: auto;
    flex-grow: 0;
    flex-shrink: 0;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 700;
    pointer-events: auto;
    transition: transform var(--tpl-nvc-alpha-transition-quick),
        box-shadow var(--tpl-nvc-alpha-transition-standard),
        background-color var(--tpl-nvc-alpha-transition-standard);
}

.home-buttons-wrapper .home-interactive-cta-student:hover {
    transform: translateY(-4px) scale(1.03);
    box-shadow: var(--tpl-nvc-alpha-shadow-box), 0 0 20px 0px var(--tpl-nvc-alpha-color-6);
}

.home-buttons-wrapper .home-interactive-cta-teacher:hover {
    transform: translateY(-4px) scale(1.03);
    box-shadow: var(--tpl-nvc-alpha-shadow-box), 0 0 20px 0px var(--tpl-nvc-alpha-color-2);
}

.home-logo-layer-wrapper {
    width: 60%;
    max-width: 380px;
    aspect-ratio: 1.1 / 1;
    position: relative;
    opacity: 0;
    transform: scale(0.8);
    animation: logo-enter-bounce 0.9s cubic-bezier(0.175, 0.885, 0.32, 1.275) 1.1s forwards;
    will-change: transform, opacity;
}

@keyframes logo-enter-bounce {
    0% {
        opacity: 0;
        transform: scale(0.8);
    }
    70% {
        opacity: 1;
        transform: scale(1.1);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

.home-logo-layer-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.home-interactive-panel {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 100;
    background-color: #000;
    display: none;
    overflow: hidden;
    opacity: 0;
    transform: translateX(-100%);
    transition: opacity 0.7s ease-out, transform 0.7s cubic-bezier(0.25, 1, 0.5, 1);
    will-change: transform, opacity;
}

.home-interactive-panel.home-interactive-panel-right {
    left: auto;
    right: 0;
    transform: translateX(100%);
}

.home-interactive-panel.active {
    display: block;
    opacity: 1;
    transform: translateX(0);
}

.home-panel-video {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: translate(-50%, -50%);
    z-index: 1;
}

.home-panel-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(0,0,0,0.3), rgba(0,0,0,0.6));
    z-index: 2;
    opacity: 0;
    transition: opacity 0.5s ease-in 0.3s;
}

.home-interactive-panel.active .home-panel-overlay {
    opacity: 1;
}

.home-panel-content {
    position: relative;
    z-index: 3;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--tpl-nvc-alpha-gap-double);
    box-sizing: border-box;
}

.home-panel-main-cta {
    font-size: 1.8rem;
    padding: 18px 40px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 700;
    position: absolute;
    bottom: var(--tpl-nvc-alpha-gap-triple);
    left: 50%;
    z-index: 4;
    opacity: 0;
    transform: translateX(-50%) translateY(20px);
    animation: panel-cta-enter 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275) 0.8s forwards;
    will-change: transform, opacity;
    pointer-events: auto;
}

@keyframes panel-cta-enter {
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

.home-panel-back-button {
    position: absolute;
    top: var(--tpl-nvc-alpha-header-height);
    transform: translateY(-50%);
    background: var(--tpl-nvc-alpha-bg-dark-25);
    border-radius: var(--tpl-nvc-alpha-radius-standard);
    padding: 10px;
    cursor: pointer;
    opacity: 0.5;
    transition: opacity var(--tpl-nvc-alpha-transition-quick);
}

.home-panel-back-button:hover {
    opacity: 1;
    background: var(--tpl-nvc-alpha-bg-dark-75);
    border-radius: var(--tpl-nvc-alpha-radius-standard);
}

.home-panel-back-button .tpl-nvc-alpha-icon {
    width: 45px;
    height: 45px;
    filter: var(--tpl-nvc-alpha-icon-filter);
}

.home-panel-back-right {
    left: var(--tpl-nvc-alpha-gap-double);
}

.home-panel-back-left {
    left: var(--tpl-nvc-alpha-gap-double);
}

.home-panel-volume-button {
    position: absolute;
    top: var(--tpl-nvc-alpha-header-height);
    transform: translateY(-50%);
    background: var(--tpl-nvc-alpha-bg-dark-25);
    border-radius: var(--tpl-nvc-alpha-radius-standard);
    padding: 10px;
    cursor: pointer;
    opacity: 0.5;
    transition: opacity var(--tpl-nvc-alpha-transition-quick);
}

.home-panel-volume-button:hover {
    opacity: 1;
    background: var(--tpl-nvc-alpha-bg-dark-75);
    border-radius: var(--tpl-nvc-alpha-radius-standard);
}

.home-panel-volume-button .tpl-nvc-alpha-icon {
    width: 45px;
    height: 45px;
    filter: var(--tpl-nvc-alpha-icon-filter);
    display: block;
}

.home-panel-volume-right {
    right: var(--tpl-nvc-alpha-gap-double);
}

.home-panel-volume-left {
    right: var(--tpl-nvc-alpha-gap-double);
}

.home-effect3d-card.fading-out {
    transition: opacity 0.4s ease-out, transform 0.4s ease-out !important;
    opacity: 0 !important;
    transform: scale(0.9) !important;
    pointer-events: none;
}

body.layers-darkened .tpl-nvc-alpha-layer-effects,
body.layers-darkened .tpl-nvc-alpha-layer-logo {
    transition: opacity 0.5s ease-out;
    opacity: 0.2;
}

body.home-interactive-alpha-page .tpl-nvc-alpha-header .header-right-content {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: var(--tpl-nvc-alpha-gap-standard);
}

body.home-interactive-alpha-page .tpl-nvc-alpha-header .header-login-link {
    display: inline-flex;
    align-items: center;
    padding: 5px;
    line-height: 0;
}

body.home-interactive-alpha-page .tpl-nvc-alpha-header .header-login-link .tpl-nvc-alpha-icon {
    filter: var(--tpl-nvc-alpha-icon-filter);
    transition: var(--tpl-nvc-alpha-transition-quick);
    opacity: 0.8;
}

body.home-interactive-alpha-page .tpl-nvc-alpha-header .header-login-link:hover .tpl-nvc-alpha-icon {
    opacity: 1;
    transform: scale(1.1);
}

body.home-interactive-alpha-page .tpl-nvc-alpha-header .tpl-nvc-alpha-profile-block {
    margin-left: 0;
}

.tpl-nvc-alpha-connect-link {
    color: var(--tpl-nvc-alpha-font-color);
    margin-right: 10px;
    text-decoration: none;
}

/* ... (Styles existants pour l'effet 3D et les panels) ... */

.tpl-nvc-alpha-connect-link {
    color: var(--tpl-nvc-alpha-font-color);
    margin-right: 10px;
    text-decoration: none;
}

/* --- NOUVEAUX STYLES POUR LE SHOWCASE --- */

#home-showcase-container {
    width: 100%; /* Prend toute la largeur disponible dans le workspace */
    height: 100%; /* Prend toute la hauteur disponible */
    gap: var(--tpl-nvc-alpha-gap-standard); /* Espace entre les éléments internes */
    box-sizing: border-box;
    opacity: 0;
    animation: showcase-fade-in 0.5s ease-out forwards;
}

@keyframes showcase-fade-in {
    to { opacity: 1; }
}

.showcase-catchphrase-container {
    color: var(--tpl-nvc-alpha-font-color);
    font-size: 1.8rem; /* Taille ajustable */
    font-style: italic;
    text-shadow: var(--tpl-nvc-alpha-shadow-text);
    text-align: center;
    padding: var(--tpl-nvc-alpha-gap-standard) 0;
    flex-shrink: 0; /* Ne rétrécit pas */
    min-height: 5vh; /* Hauteur minimale pour la phrase */
}

.showcase-slider-container {
    position: relative;
    width: 80%; /* Largeur du slider */
    max-width: 900px; /* Largeur max */
    aspect-ratio: 16 / 9; /* Ratio pour les slides */
    overflow: hidden; /* Masque les slides non actives */
    border-radius: var(--tpl-nvc-alpha-radius-standard); /* Coins arrondis */
    box-shadow: var(--tpl-nvc-alpha-shadow-box);
    background-color: rgba(0,0,0, 0.3); /* Fond léger pour le conteneur */
    flex-grow: 1; /* Prend l'espace vertical restant */
    display: flex; /* Centrer le contenu interne */
    align-items: center;
    justify-content: center;
}

.showcase-slides {
    position: relative;
    width: 100%;
    height: 100%;
}

.showcase-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.6s ease-in-out;
    display: flex;
    justify-content: center;
    align-items: center;
}

.showcase-slide.active {
    opacity: 1;
    z-index: 1; /* S'assurer que la slide active est au-dessus */
}

.showcase-slide img,
.showcase-slide video {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain; /* Ajuste l'image/vidéo sans déformer */
    border-radius: var(--tpl-nvc-alpha-radius-small); /* Appliquer aussi aux médias */
}

/* NOUVEAU: Styles pour les zones de navigation superposées */
.showcase-nav-overlay {
    position: absolute;
    /* AJOUT: Ajouter un gap en haut et en bas */
    top: var(--tpl-nvc-alpha-gap-half);
    bottom: var(--tpl-nvc-alpha-gap-half);
    /* MODIFIÉ: Ajuster la largeur pour tenir compte du gap */
    width: calc(25% - var(--tpl-nvc-alpha-gap-half));
    z-index: 2;
    cursor: pointer;
    opacity: 0;
    background: transparent;
    transition: opacity 0.3s ease, background-color 0.3s ease, backdrop-filter 0.3s ease;
    border: 1px solid transparent;
    box-shadow: none;
    border-radius: 16px;
}

.showcase-nav-overlay.prev {
    left: var(--tpl-nvc-alpha-gap-half);
}

.showcase-nav-overlay.next {
    right: var(--tpl-nvc-alpha-gap-half);
}

.showcase-nav-overlay:hover {
    opacity: 1;
    background: rgba(0, 0, 0, 0.19);
    backdrop-filter: blur(5.3px);
    -webkit-backdrop-filter: blur(5.3px);
    border: 1px solid rgba(0, 0, 0, 0.22);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

/* Indicateur visuel (flèche) au survol - Inchangé */
.showcase-nav-overlay::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.8);
    font-size: 2.5rem;
    color: rgba(255, 255, 255, 0.7);
    opacity: 0;
    transition: opacity 0.3s ease;
    text-shadow: 0 1px 3px rgba(0,0,0,0.3);
}

.showcase-nav-overlay.prev::after {
    content: '<';
    transform: translate(-70%, -50%) scale(0.8);
}

.showcase-nav-overlay.next::after {
    content: '>';
     transform: translate(-30%, -50%) scale(0.8);
}

.showcase-nav-overlay:hover::after {
    opacity: 1;
}

.showcase-dots-container {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: var(--tpl-nvc-alpha-gap-standard) 0;
    flex-shrink: 0; /* Ne rétrécit pas */
}

.dot {
    width: 10px;
    height: 10px;
    background-color: rgba(255, 255, 255, 0.4);
    border-radius: 50%;
    margin: 0 5px;
    cursor: pointer;
    border: none;
    padding: 0;
    transition: background-color 0.3s, transform 0.3s;
}

.dot.active {
    background-color: rgba(255, 255, 255, 0.9);
    transform: scale(1.3);
}
.dot:hover:not(.active) {
    background-color: rgba(255, 255, 255, 0.7);
}

.showcase-join-button-container {
    padding: var(--tpl-nvc-alpha-gap-standard) 0;
    flex-shrink: 0; /* Ne rétrécit pas */
    text-align: center;
}

#showcase-join-btn {
    font-size: 1.1rem;
    padding: 12px 25px;
    font-weight: bold;
}