/* BASE DE NETTOYAGE DU NAVIGATEUR */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    /*background-color: #FAFAF7;
    background: linear-gradient(
        to bottom,
        #FBFBF8,
        #F6F6F2
    );*/
    background-color: #FBFBF8;

    background-image:
        linear-gradient(rgba(0,0,0,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,0,0,0.03) 1px, transparent 1px);

    background-size: 80px 80px;

    min-height: 100vh;
    font-family: "Space Grotesk", sans-serif;
    font-size: 15px;
    font-weight: 400;
    color: #2E2E2E;
    position: relative;
}


h1, h2, .about-text {
    display: inline;
    font-size: 28px;
    font-weight: 400;
    letter-spacing: -0.05em;
    line-height: 1.1;
    margin: 0;
}

/* liens de menus */
a {
    font: inherit;
    color: #1D01FF;
    font-size: 28px;
    font-weight: 400;
    letter-spacing: -0.05em;
    text-decoration: none;
    white-space: nowrap;
    position: relative;
}

/* underline animé */
a:not(.item)::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0px;
    width: 100%;
    height: 1px;
    background-color: currentColor;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

a:hover::after {
    transform: scaleX(1);
}

/* Hyperliens */
.text-link {
    position: relative;
    display: inline-block;
    width: fit-content;
    color: #1D01FF;
    font: inherit;
    text-decoration: none;
}

.text-link::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 1px;
    background-color: #1D01FF;
}

.text-link:hover::after {
    transform: scaleX(1);
}


/* HOME */
.hero {
    padding: 250px 40px 46px;
    font-family: "Space Grotesk", sans-serif;
    font-size: 28px;
    font-weight: 400;
    letter-spacing: -0.05em;
    color: #2E2E2E;
}

/* Menu home */
nav.menu {
    display: inline;
}

/* Grille d'images de la home*/
.projects {
    width: 100%;
}

.grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    width: 100%;
}

/* Conteneur image home */
.item {
    display: block;
    overflow: hidden; /* empêche l'image de dépasser du cadre pendant le zoom */
}

/* Image home carrée */
.item img {
    width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    display: block;
    transform: scale(1);
    transition: transform 0.25s ease-out;
}

.item:hover img {
    transform: scale(1.01);
}


/* Grid home tablette */
@media (max-width: 1024px) {
    .grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Grid home mobile */
@media (max-width: 600px) {
    .grid {
        grid-template-columns: 1fr;
    }
    .hero {
    padding: 250px 20px 46px;
    }
}


/* PAGE PROJET */
:root {
    --col-gap: 30px;
}

.project-page {
    display: grid;
    grid-template-columns: 2fr 1fr;
    position: relative;
}

/* Sections */
.project-section {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 2fr 1fr;
    margin-bottom: 10px;
}

/* Image */
.project-image img {
    width: 100%;
    display: block;
}

/* Colonne droite = référence unique */
.project-text {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-left: var(--col-gap);
    gap: 30px;
    padding-right: 30px;
}

/* Nav alignée exactement sur la colonne */
.project-nav {
    position: absolute;
    left: calc(66.666% + var(--col-gap));
    padding-right: 30px;
    top: 40px;
    width: calc(33.333% - var(--col-gap));
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 10;
}

.project-nav div {
    display: flex;
    gap: 20px;
}


/* PAGE PROJET MOBILE */
@media (max-width: 600px) {

    .project-page {
        display: block;
    }

    .project-nav {
        position: static;
        left: auto;
        top: auto;
        width: auto;
        padding-right: 0;
        margin: 30px 20px 35px;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .project-nav div {
        display: flex;
        gap: 20px;
    }

    .project-section {
        display: block;
        margin-bottom: 30px;
    }

    .project-text {
        padding-left: 20px;
        padding-right: 20px;
        margin-top: 40px;
        margin-bottom: 80px;
    }
}


/* PAGE A PROPOS */
.about-page {
    display: grid;
    grid-template-columns: 2fr 1fr;
    position: relative;
}

/* Bouton Accueil aligné avec la colonne droite */
.about-nav {
    position: absolute;
    left: calc(66.666% + var(--col-gap));
    top: 40px;
}

/* Texte sur les colonnes 1 et 2 */
.about-content {
    width: 80%;
    padding-top: 250px;
    padding-left: 40px;
}

.about-links {
    display: flex;
    gap: 40px;
    margin-top: 60px;
}

/* Masquer le H1 de la page A propos */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}


/* PAGE A PROPOS MOBILE */
@media (max-width: 600px) {

    .about-page {
        display: block;
    }

    .about-nav {
        position: static;
        left: auto;
        top: auto;
        width: auto;
        padding-right: 0;
        margin: 30px 20px 35px;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .about-content {
        width: 100%;
        padding-top:100px;
        padding-left: 20px;
        padding-right: 20px;
        margin-bottom: 80px;
    }

    .about-links {
        display: flex;
        gap: 20px;
        margin-top: 60px;
    }
}


/* PAGE MENTIONS LEGALES */
.legal-content {
    width: 80%;
    padding-top: 250px;
    padding-left: 40px;
}

.legal-content h1 {
    display: block;
    margin-bottom: 40px;
}

/* PAGE MENTIONS LEGALES MOBILE */
@media (max-width: 600px) {

    .legal-content {
        width: 100%;
        padding-top: 100px;
        padding-left: 20px;
        padding-right: 20px;
        margin-bottom: 80px;
    }
}


/* PAGE 404 */
.error-page {
    min-height: 100vh;
}

.error-content {
    padding-top: 250px;
    padding-left: 40px;
}

.error-content .text-link {
    display: inline-block;
    margin-top: 20px;
}

/* PAGE 404 MOBILE */
@media (max-width: 600px) {
    .error-content {
        padding-top: 100px;
        padding-left: 20px;
        padding-right: 20px;
        margin-bottom: 80px;
    }
}


/* FOOTER */
.site-footer {
    padding: 40px;
    display: flex;
    gap: 15px;
    text-align: left;
    margin-top: auto;
}

.site-footer a {
    font-size: 14px;
    color: #2E2E2E;
    opacity: 0.5;
    text-decoration: none;
    transition: color 0.2s ease;
}

.copyright {
    font-size: 14px;
}

.about-page,
.project-page {
    min-height: 100vh;
}


/* REVEAL DES ELEMENTS DES PAGES */
.reveal {
    opacity: 0;
    transition: opacity 0.8s ease;
}

.reveal.is-visible {
    opacity: 1;
}


/* BOUTON RETOUR EN HAUT DU SITE */
.to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;

    font-size: 28px;
    color: #1D01FF;
    text-decoration: none;

    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
}



/* visible quand on scroll (via JS) */
.to-top.visible {
    opacity: 1;
    pointer-events: auto;
}