/* ================================================
   style.css — fichier fusionné (header + style)
   ================================================ */


/* ===== VARIABLES ===== */

:root {
    --rouge: #530000;
    --rouge-light: #6b0000;
    --rouge-dark: #3a0000;
    --blanc: rgba(255, 255, 255, 0.85);
    --blanc-dim: rgba(255, 255, 255, 0.7);
    --accent: #c49a5a;
    --font: "Bodoni Moda", serif;
}


/* ===== BASE ===== */
* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    position: relative;
    font-family: var(--font);
    margin: 0;
    padding: 0;
    background: var(--rouge);
    color: var(--blanc-dim);
    display: flex;
    flex-direction: column;
    align-items: center;
    overflow-x: hidden;
    min-height: 100dvh;
}

a {
    color: var(--blanc-dim);
    text-decoration: none;
    transition: color .25s;
}

a:hover {
    color: var(--blanc);
}


/* =================================================
   HEADER
   ================================================= */

.header {
    width: 100%;
    position: sticky;
    top: 0;
    z-index: 200;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: var(--rouge);
}

/* Logo */

.logo-black,
.logo-white {
    width: 150px;
}

.logo-white {
    display: none;
}

#logo-link {
    position: absolute;
    top: 10px;
    left: 20px;
    z-index: 100;
}

#logo-link:hover > .logo-black {
    display: none;
}

#logo-link:hover > .logo-white {
    display: block;
}

/* Bloc titre */

.header-link {
    display: flex;
    gap: 50px;
}

.header-title {
    margin: 0;
    padding-top: 30px;
    font-size: 45px;
}

.header-title a {
    color: var(--blanc);
}

.header-title a:hover {
    color: var(--blanc);
}

.header-title_second {
    font-size: 35px;
    margin: 5px auto;
    color: var(--blanc-dim);
}

.header h2 {
    color: var(--blanc-dim);
}

/* Checkbox interrupteur hamburger — invisible */

#menu-toggle {
    display: none;
}

.dd-toggle {
    display: none;
}

/* Bouton hamburger — caché sur desktop */

.hamburger {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    padding: 10px;
    position: absolute;
    right: 20px;
    top: 20px;
}

.hamburger span {
    display: block;
    width: 28px;
    height: 2px;
    background: var(--blanc);
    border-radius: 2px;
    transition: transform 0.3s ease, opacity 0.3s ease;
    pointer-events: none;
}

/* Animation 3 barres → croix */
#menu-toggle:checked ~ .header-link .hamburger span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}
#menu-toggle:checked ~ .header-link .hamburger span:nth-child(2) {
    opacity: 0;
}
#menu-toggle:checked ~ .header-link .hamburger span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* Barre de navigation desktop */

.header-nav_bar {
    display: flex;
    gap: 40px;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    text-transform: uppercase;
    margin: 25px auto;
    max-width: fit-content;
    padding: 0 20px;
    font-weight: 700;
}

.header-nav_bar > * {
    font-size: 22px;
    white-space: nowrap;
    color: var(--blanc);
}

.header-nav_bar a:hover {
    color: var(--blanc-dim);
}

.header-nav_bar a.active {
    color: var(--blanc-dim);
}

/* Dropdown desktop */

.dropdown {
    position: relative;
    display: inline-block;
}

.dropbtn {
    color: var(--blanc);
    text-transform: uppercase;
    background: none;
    font-size: 22px;
    border: none;
    font-family: inherit;
    cursor: pointer;
    padding: 10px 15px;
    transition: color 0.3s;
    display: inline-block;
}

.dropbtn:hover {
    color: var(--blanc-dim);
}

.dropdown-content {
    display: none;
    background-color: var(--rouge);
    position: absolute;
    min-width: 350px;
    box-shadow: 0px 8px 16px 0px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    border-radius: 4px;
    top: 100%;
    left: 0;
}

.dropdown-content a {
    color: var(--blanc);
    padding: 12px 16px;
    display: block;
    transition: color 0.2s;
}

.dropdown-content a:hover {
    color: var(--blanc-dim);
}

.dropdown:hover .dropdown-content {
    display: block;
    animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-10px); }
    to   { opacity: 1; transform: translateY(0); }
}


/* =================================================
   MAIN & IMAGES
   ================================================= */

.main {
    max-width: 1400px;
    width: 100%;
    height: 100%;
    margin-top: 40px;
    margin-bottom: 50px;
    z-index: 10;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: justify;
    gap: 150px;
}

.main article {
    width: 90%;
    margin: auto;
}

.main h1 {
    font-size: 33px;
    text-align: center;
    color: var(--blanc);
}

.main img {
    transition: transform .3s ease-in-out;
    max-width: 100%;
    height: auto;
}

.main img:hover {
    transform: scale(1.02);
}

.image_container {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    max-height: 100%;
}

/* Article */

article {
    display: grid;
    grid-template-columns: 1fr;
    gap: 100px;
    color: var(--blanc-dim);
}

.article_title {
    margin-bottom: 60px;
    font-size: 33px;
    text-align: center;
    color: var(--blanc);
}

.article-subtitle {
    color: var(--blanc);
    margin-bottom: 30px;
    font-size: 24px;
}

.article-subtitle_center {
    text-align: center;
}

.article_contain {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    justify-content: center;
    gap: 100px;
}

.article_contain p {
    opacity: .8;
    font-size: 19px;
}

.article_contain div a {
    font-size: inherit;
    transition: all .5s ease-in-out;
    color: var(--blanc);
}

.article_contain div a:hover {
    color: var(--blanc-dim);
}

.article_contain_solo {
    display: flex;
    justify-content: center;
    align-items: center;
}

.article_contain_solo p {
    opacity: .8;
    font-size: 19px;
}

.article_footer {
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: justify;
    width: 100%;
    font-size: 19px;
    color: var(--blanc-dim);
}

.article_footer_long {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.article_photo {
    display: flex;
    flex-direction: column;
}

.article_photo img:nth-of-type(1) { align-self: flex-start; }
.article_photo img:nth-of-type(2) { align-self: flex-end; }
.article_photo img:nth-of-type(3) { align-self: flex-start; }
.article_photo img:nth-of-type(4) { align-self: flex-end; }

/* Parcours */

.parcours .article_contain:first-of-type {
    display: flex;
    flex-direction: row-reverse;
}

.parcours .article_contain:last-of-type {
    margin-bottom: 100px;
}

.main .title-papy {
    font-size: 32px;
    text-decoration: underline;
}

/* École */

.article_contain_ecole > div {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 30px;
}

.article_contain_ecole p {
    margin: 0;
    font-size: 20px;
    text-align: center;
}

.article_contain_ecole img:nth-of-type(1) { align-self: flex-start; }
.article_contain_ecole img:nth-of-type(2) { align-self: flex-end; }
.article_contain_ecole img:nth-of-type(3) { align-self: flex-start; }
.article_contain_ecole img:nth-of-type(4) { align-self: flex-end; }

 /* Méthode */
 
.methode_title {
    font-size: 33px;
    text-align: center;
    color: var(--blanc);
}

 .methode_subtitle{
    font-size: 24px;
    margin: 10px 0;
    color: var(--blanc);
}

.article_contain_list li,
.article_contain_list ul{
    font-size: 19px;
    text-align: left;  
}


.article_contain_last {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 250px;
}

/* Cours */

.block-list {
    align-items: flex-start;
}

.article_contain_list li,
.article_contain_list ul{
    font-size: 19px;
    text-align: left;  
}

.article_contain_list li{
    margin: 10px 0;
}

#article_contain_cours{
    justify-content: flex-end;
    align-items: flex-start;
}

#article_contain_cours > div{
    flex: 1;
    margin: 0 !important;
}

.bigtext{
    font-size: 24px;
}

.article_contain_last {
    margin-top: 80px;
}

.article_title_cours{
    text-decoration: underline;
    text-transform: uppercase;
    color: var(--blanc);
    margin-bottom: 20px;
    font-size: 24px;
}

.article-subtitle_cours {
    color: var(--blanc);
    font-size: 24px;
}

/* Philo */

.philo-footer_link {
    font-size: 33px;
    font-weight: 700;
    text-align: center;
}

/* Contact */

.grid-column {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

.contact-link {
    display: flex;
    align-items: center;    
    gap: 10px;
}

.contact-link a {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
}

/* =================================================
   LIGHTBOX
   ================================================= */

*{
    margin: 0;
    padding: 0;
}

.link-galery{
    display: block;
    width: 380px;
}

.link-galery img{
    width: 100%;
}

#lightbox{
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.8);
    display: none;
    align-items: center;
    justify-content: center;
}


#lightbox.active {
    display: flex;
}

.exit{
    text-decoration: none;
    color: white;
    position: absolute;
    top: 10%;
    right: 12%;
}

.image-resize{
    width: 400px;
}

.article-lightbox{
    display: flex;
    flex-wrap: wrap;
}

#lightbox .image-lightbox{
    max-width: 600px;
}

#lightbox .image-lightbox_parcours{
    max-width: 1000px;
}

/* =================================================
   ASIDE — retour en haut
   ================================================= */

.back-to-top {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(33, 37, 41, 0.8);
    color: #fff;
    border-radius: 50%;
    font-size: 20px;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.25);
    transition: transform 0.25s ease-out, background-color 0.25s ease-out;
    z-index: 300;
}

.back-to-top:hover {
    transform: translateY(-4px) scale(1.05);
    background-color: rgba(255, 255, 255, 0.15);
    color: #fff;
}


/* =================================================
   FOOTER
   ================================================= */

footer {
    margin-top: auto;
    bottom: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 40px 40px 24px;
    background: var(--rouge-dark);
    width: 100%;
}

.social-bar {
    display: flex;
    justify-content: space-around;
    flex-wrap: nowrap;
    gap: 50px;
    padding: 20px;
    font-size: 25px;
}

.social-bar a {
    display: flex;
    align-items: center;
    gap: 10px;
    white-space: nowrap;
    padding: 8px 20px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 30px;
}

.social-bar a:hover {
    color: var(--blanc);
    border-color: rgba(255, 255, 255, 0.4);
    background: rgba(255, 255, 255, 0.05);
}

.social-logo {
    width: 30px;
    height: 30px;
    object-fit: contain;
    display: flex;
    justify-content: center;
    align-items: center;
}

.copyright {
    text-align: center;
    font-size: 12px;
    color: var(--blanc-dim);
    opacity: .5;
}


/* =================================================
   UTILITAIRES
   ================================================= */

.uppercase        { text-transform: uppercase; }
.underline        { text-decoration: underline; }
.bold             { font-weight: bold; }
.image_center     { 
    max-width: 500px; 
    width: 100%;
    margin: 0 auto; 
}
.very-white       { color: var(--blanc); }         
.article_contain 
span.margin-top_more  { display: block; padding-top: 20px; }

#etoiles {
    margin: 0 auto;
}


/* =================================================
   RESPONSIVE DESKTOP (réduction progressive)
   ================================================= */

@media (max-width: 1600px) {
    .header-nav_bar { gap: 30px; }
    .header-nav_bar > * { font-size: 20px; }
    .dropbtn { font-size: 20px; }
}

@media (max-width: 1400px) {
    .header-nav_bar { gap: 25px; }
    .header-nav_bar > * { font-size: 19px; }
    .dropbtn { font-size: 19px; }
}

@media (max-width: 1300px) {
    .header-nav_bar { gap: 20px; }
    .header-nav_bar > * { font-size: 18px; }
    .dropbtn { font-size: 18px; padding: 10px 12px; }
}

@media (max-width: 1200px) {
    .header-nav_bar { gap: 15px; }
    .header-nav_bar > * { font-size: 17px; }
    .dropbtn { font-size: 17px; padding: 10px 10px; }
}

@media (max-width: 1100px) {
    .header-nav_bar { gap: 12px; }
    .header-nav_bar > * { font-size: 16px; }
    .dropbtn { font-size: 16px; padding: 8px 10px; }
}


/* =================================================
   RESPONSIVE TABLETTE
   ================================================= */



/* =================================================
   RESPONSIVE MOBILE
   Ces règles sont en dernier pour écraser
   correctement toutes les règles desktop.
   ================================================= */

@media (max-width: 1120px) {

    /* Body */
    body {
        overflow-x: hidden;
    }

    /* Main */
    .main {
        width: 100%;
        box-sizing: border-box;
        padding: 0 16px;   /* marge respirante sur les côtés */
    }

    .main article {
        width: 100%;
        box-sizing: border-box;
    }

    .article_contain {
        grid-template-columns: 1fr;
        width: 100%;
    }

    .article_contain img {
        width: 100%;
        height: auto;
        margin: 0;
    }

    .article_contain > div {
        width: 100%;
        box-sizing: border-box;
        margin: auto;
    }

    .article_footer {
        width: 100%;
        box-sizing: border-box;
    }

    .article_footer div {
        width: 100%;
        box-sizing: border-box;
    }

    .article_footer img {
        width: 100%;
        height: auto;
    }

    /* iframe toujours 100% sur mobile */
    iframe {
        width: 100% !important;
        max-width: 100%;
        height: 250px;
    }

    .article_contain_last {
        width: 100%;
        box-sizing: border-box;
        margin: auto;
        grid-template-columns: 1fr;
        gap: 40px;
    }

    /* Header — titres */
    .header-title { font-size: 28px; padding-top: 20px; }
    .header-title_second { font-size: 18px; text-align: center; padding: 0 16px; }
    .header h2:not(.header-title_second) { font-size: 14px; text-align: center; padding: 0 16px; }

    /* Header -- Logo */
    #logo-link {
        top: 0;
        left: 0;
    }

    #logo-link img {
        width: 60px;
    }

    /* Hamburger */
    .hamburger { 
        display: flex; 
        top: 5px;
        right: 5px
    }

    /* Nav cachée par défaut */
    .header-nav_bar {
        display: none;
        width: 100%;
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
        margin: 0;
        padding: 12px 0 16px;
        background: var(--rouge-dark);
        max-width: 100%;
    }

    /* Nav visible quand checkbox cochée */
    #menu-toggle:checked ~ .header-nav_bar {
        display: flex;
    }

    /* Style commun à tous les liens du menu mobile */
    .header-nav_bar > a,
    .header-nav_bar .dropdown-content a {
        width: 100%;
        font-size: 16px;
        padding: 12px 24px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        white-space: normal;
        display: block;
        color: var(--blanc-dim);
        box-sizing: border-box;
    }

    /* Cacher le label "école piano chant" — ses liens sont affichés à plat */
    .dropdown > .dropbtn {
        display: none;
    }

    .header-nav_bar > .dropdown {
        padding: 0;
        border-bottom: none;
        width: 100%;
    }

    /* Les 4 liens du dropdown toujours visibles à plat sur mobile */
    .dropdown-content {
        display: block;
        position: static;
        min-width: unset;
        width: 100%;
        box-shadow: none;
        border-radius: 0;
        background: transparent;
        animation: none;
    }

    /* Neutraliser le hover desktop */
    .dropdown:hover .dropdown-content {
        animation: none;
    }

    /* Footer */
    .social-bar {
        flex-direction: column;
        gap: 12px;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    /* À compléter selon vos besoins */
}