:root {
    --primary-color: #031FED;
    --secondary-color: #C8D0FC;
    --grid-color: #c8d0fc41;
    --white-color: #F7F6F5;
    --black-color: #06051A;
}

html {
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
}

body {
    font-family: 'Gotham', sans-serif;
    margin: 0;
    padding: 0px 40px;
    background-color: var(--white-color);
    background-image: 
        linear-gradient(var(--grid-color) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-color) 1px, transparent 1px);
    background-size: 40px 40px;
    color: var(--black-color);
    width: viewport-width;
    height: viewport-height;
}

/* Empêcher le scroll vertical sur la page projets */
body:has(.projects-container) {
    overflow: hidden;
    height: 100vh;
}

/* Page index : vidéo en plein écran */
body.index-page {
    padding: 0;
    position: relative;
    overflow: hidden;
}

body.index-page main {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    z-index: 1;
}

body.index-page main section {
    width: 100%;
    height: 100%;
}

body.index-page main video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    top: 0;
    left: 0;
}

body.index-page header {
    position: relative;
    z-index: 10;
    padding: 0 40px;
}

body.index-page footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 10;
}

/* Textes en blanc sur la page index */
body.index-page header a,
body.index-page footer a {
    color: var(--white-color);
}

/* Logo blanc sur la page index */
body.index-page .logo img {
    filter: brightness(0) invert(1);
}

/* Logo couleur primaire sur les autres pages */
body:not(.index-page) .logo img {
    filter: brightness(0) saturate(100%) invert(9%) sepia(95%) saturate(7158%) hue-rotate(234deg) brightness(95%) contrast(101%);
}

a {
    text-decoration: none;
    color: var(--black-color);
}

a:hover {
    text-decoration: underline;
}

/* Titres avec Georgia Italic */
h1{
    font-family: 'Georgia', serif;
    font-style: italic;
    font-weight: normal;
    letter-spacing: -0.05em;
    font-size: 48px;
    margin: 0;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding: 20px 0px;
    font-size: 16px;
    img {
        width: 64px;
        height: 64px;
        object-fit: contain;
    }
}


.projects-container{
    width: 100%;
    overflow-x: hidden;
    overflow-y: hidden;
    padding: 20px 0;
}

.projects-wrapper {
    display: flex;
    flex-direction: row;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 40px;
    width: max-content;
    will-change: transform;
}

/* Animation de défilement automatique en boucle (optionnel) */
.projects-container.auto-scroll .projects-wrapper {
    animation: scroll-horizontal 30s linear infinite;
}

@keyframes scroll-horizontal {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

.project{
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    flex-shrink: 0; /* Empêche les projets de rétrécir */
    width: 500px; /* Largeur fixe pour chaque projet */
    gap: 15px;
    
    video{
        width: 100%;
        height: 300px;
        object-fit: cover;
        transition: transform 0.2s ease-in-out;
    }

    video:hover{
        transform: scale(0.95);
        transition: transform 0.2s ease-in-out;
    }
    
    .project-title {
        font-size: 18px;
        font-weight: 500;
        margin: 0;
    }
    
    .project-description {
        font-size: 14px;
        margin: 0;
        color: var(--black-color);
        opacity: 0.7;
    }
    
    .project-link {
        display: block;
        width: 100%;
    }
}

.gallery{
    width: 100%;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(4, 1fr);
    gap: 10px;
    padding: 40px 0px 80px 0px;
    
    img{
        width: 100%;
        height: 100%;
        object-fit: cover;
        cursor: pointer;
        transition: transform 0.3s ease;
    }
    
    img:hover{
        transform: scale(0.95);
    }
}

/* Overlay pour afficher l'image en plein écran */
.gallery-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.95);
    z-index: 9998;
    display: none;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.gallery-overlay.active {
    display: flex;
    opacity: 1;
    pointer-events: auto;
}

.gallery-overlay img {
    max-width: 90vw;
    max-height: 90vh;
    object-fit: contain;
    z-index: 9999;
}
/* Page projet individuelle */
/* Header et footer sur les pages projet */
body:has(.project-page) {
    padding: 0;
}

body:has(.project-page) header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 20;
    padding: 0 40px;
    background: transparent;
}

body:has(.project-page) header a {
    color: var(--white-color);
}

body:has(.project-page) .logo img {
    filter: brightness(0) invert(1);
}

body:has(.project-page) footer {
    background: transparent;
}

body:has(.project-page) footer a {
    color: var(--white-color);
}

.project-page {
    padding: 0;
    margin: 0;
}

.project-hero {
    position: relative;
    width: 100%;
    height: 100vh;
    overflow: hidden;
}

.project-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    z-index: 1;
}

.project-video video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.project-header {
    position: fixed;
    top: 60%;
    left: 40px;
    z-index: 5;
    text-align: left;
    color: var(--white-color);
    max-width: 1200px;
    pointer-events: none;
}

.project-header h1 {
    color: var(--white-color);
    font-size: 64px;
    margin-bottom: 20px;
}

.project-domains {
    font-size: 18px;
    color: var(--white-color);
    opacity: 0.9;
    margin: 0;
    font-weight: 300;
}

.project-content {
    position: relative;
    z-index: 10;
    margin-top: 100vh;
    padding: 80px 40px;
    min-height: 100vh;
    margin: 0;
}

.project-description {
    max-width: 800px;
    margin: 0 auto 80px;
    font-size: 18px;
    line-height: 1.8;
}

.project-description p {
    margin-bottom: 30px;
}

.project-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 40px;
    max-width: 1400px;
    margin: 0 auto;
}

.project-gallery img {
    width: 100%;
    height: auto;
    object-fit: cover;
    border-radius: 4px;
}

footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 10;
    display: flex;
    gap: 100px;
    align-items: center;
    width: 100%;
    padding: 30px 40px;
    font-size: 12px;
}