/* ================================================================
   GALERIE ONLINE — main.css
   Feuille de styles globale centralisée
   Inclure dans TOUTES les pages après Bootstrap et Google Fonts
   ================================================================ */

/* ================================================================
   1. BASE
   ================================================================ */
*, *::before, *::after { box-sizing: border-box; }

body {
    font-family: 'Inter', Arial, Helvetica, sans-serif;
    background: #fff;
    color: #111;
    margin: 0;
    padding: 0;
}

img { max-width: 100%; height: auto; display: block; }

/* ================================================================
   2. HEADER / NAVBAR HAUT (logo + langue + liens utiles)
   ================================================================ */
.custom-navbar {
    padding: 12px 0;
    background: #fff;
    border-bottom: 1px solid rgba(0,0,0,0.06);
}

.custom-navbar-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-left: 20px;
    padding-right: 20px;
    flex-wrap: nowrap;
}

.custom-navbar-brand { margin: 0; padding: 0; flex-shrink: 0; }

.logo { display: block; height: 60px; width: auto; }

.custom-navbar-right {
    display: flex;
    align-items: center;
    margin-left: auto;
}

.custom-navbar-nav {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 18px;
    margin: 0;
    padding: 0;
    list-style: none;
    flex-wrap: nowrap;
}

.custom-navbar-nav .nav-item { margin: 0; padding: 0; }

.custom-navbar-nav .nav-link {
    display: inline-flex;
    align-items: center;
    padding: 8px 10px;
    margin: 0;
    color: #111 !important;
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    white-space: nowrap;
    transition: opacity 0.2s ease;
}
.custom-navbar-nav .nav-link:hover { opacity: 0.7; }

/* ================================================================
   3. MENU LANGUE
   ================================================================ */
.lang-dropdown .lang-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 64px;
    padding: 8px 14px !important;
    border: 1px solid rgba(0,0,0,0.12);
    border-radius: 10px;
    font-weight: 600;
    letter-spacing: 0.04em;
    background: #fff;
    transition: all 0.2s ease;
}
.lang-dropdown .lang-toggle:hover,
.lang-dropdown .lang-toggle:focus {
    background: #f8f9fa;
    border-color: rgba(0,0,0,0.2);
}

.lang-menu {
    min-width: 210px;
    padding: 8px;
    background: #fff;
    border: 1px solid rgba(0,0,0,0.08);
    border-radius: 14px;
    box-shadow: 0 14px 30px rgba(0,0,0,0.10);
}
.lang-menu .dropdown-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border-radius: 10px;
    color: #111;
    transition: background 0.2s ease;
}
.lang-menu .dropdown-item:hover { background: #f5f5f5; }
.lang-menu .dropdown-item.active,
.lang-menu .dropdown-item:active { background: #111; color: #fff; }

.lang-code {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 28px;
    border-radius: 8px;
    background: #f1f1f1;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.05em;
    flex-shrink: 0;
}
.lang-menu .dropdown-item.active .lang-code { background: #fff; color: #111; }
.lang-label { font-size: 14px; }

/* ================================================================
   4. NAVIGATION PRINCIPALE (sous le header)
   ================================================================ */
.navbar .nav-link {
    padding: 14px 18px;
    font-weight: 500;
    color: #000 !important;
}

.dropdown-menu {
    background: #fff !important;
    border: none;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    padding: 12px 0;
}
.dropdown-item { padding: 8px 20px; transition: background 0.2s ease; }
.dropdown-item:hover { background-color: #f5f5f5; }

@media (min-width: 992px) {
    .navbar .dropdown:hover > .dropdown-menu { display: block; margin-top: 0; }
    .navbar .dropdown-toggle::after { transition: transform 0.2s ease; }
    .navbar .dropdown:hover .dropdown-toggle::after { transform: rotate(180deg); }
}

/* Panneau sous-menu galerie */
.galerie-panel { background: #fff; }
.galerie-panel--hidden { display: none; }
.galerie-panel__inner {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
    padding: 14px 10px;
    max-width: 1536px;
    margin: 0 auto;
}
.galerie-col { padding: 12px 18px; }
.galerie-col:not(:first-child) { border-left: 1px solid rgba(0,0,0,0.15); }
.galerie-title { font-weight: 700; margin-bottom: 10px; }
.galerie-link { display: block; text-decoration: none; color: #000; padding: 6px 0; opacity: 0.9; }
.galerie-link:hover { opacity: 1; text-decoration: underline; }
.galerie-link--muted { opacity: 0.55; cursor: default; text-decoration: none !important; }

@media (max-width: 991.98px) {
    .galerie-panel__inner { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .galerie-col:nth-child(3) { border-left: none; }
}
@media (max-width: 575.98px) {
    .galerie-panel__inner { grid-template-columns: 1fr; }
    .galerie-col { border-left: none !important; border-top: 1px solid rgba(0,0,0,0.12); }
    .galerie-col:first-child { border-top: none; }
}

/* ================================================================
   5. BANDEAU HERO (image pleine largeur)
   ================================================================ */
.hero-wrapper { background: #fff; }
.hero-banner {
    width: 100%;
    max-width: 1536px;
    aspect-ratio: 1536 / 453;
    margin: 0 auto;
    background: url('/img/graphisme/Bandeau-TOP_01.jpg') center center / cover no-repeat;
}

/* ================================================================
   6. COMPOSANTS COMMUNS — Badge, Tag, Titre de section
   ================================================================ */
.badge-label {
    display: inline-block;
    background: #111;
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    padding: 6px 16px;
    border-radius: 999px;
    margin-bottom: 20px;
}

.section-tag {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: #888;
    margin-bottom: 10px;
    display: block;
}

.section-hero {
    background: #f9f9f9;
    border-bottom: 1px solid rgba(0,0,0,0.07);
    padding: 72px 0 60px;
    text-align: center;
}
.section-hero h1 {
    font-size: clamp(1.6rem, 4vw, 2.56rem);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}
.section-hero p.subtitle {
    font-size: 1.1rem;
    color: #555;
    max-width: 600px;
    margin: 0 auto 36px;
    line-height: 1.65;
}

/* ================================================================
   7. BOUTONS
   ================================================================ */
.btn-primary-dark {
    display: inline-block;
    background: #111;
    color: #fff !important;
    font-weight: 700;
    font-size: 0.95rem;
    padding: 14px 34px;
    border-radius: 12px;
    border: none;
    cursor: pointer;
    text-decoration: none;
    text-align: center;
    transition: background 0.2s ease, transform 0.15s ease;
    letter-spacing: 0.01em;
    font-family: 'Inter', sans-serif;
}
.btn-primary-dark:hover { background: #333; transform: translateY(-2px); }

.btn-primary-white {
    display: inline-block;
    background: #fff;
    color: #111 !important;
    font-weight: 700;
    font-size: 0.95rem;
    padding: 14px 34px;
    border-radius: 12px;
    text-decoration: none;
    transition: background 0.2s ease, transform 0.15s ease;
}
.btn-primary-white:hover { background: #f0f0f0; transform: translateY(-2px); }

/* Alias pour compatibilité avec exposant.php et login.php */
.btn-exposant-cta {
    display: inline-block;
    background: #111;
    color: #fff !important;
    font-weight: 700;
    font-size: 0.95rem;
    padding: 14px 34px;
    border-radius: 12px;
    text-decoration: none;
    transition: background 0.2s ease, transform 0.15s ease;
    letter-spacing: 0.01em;
}
.btn-exposant-cta:hover { background: #333; transform: translateY(-2px); }

.btn-cta-white { display: inline-block; background: #fff; color: #111 !important; font-weight: 700; font-size: 0.95rem; padding: 14px 34px; border-radius: 12px; text-decoration: none; transition: background 0.2s ease, transform 0.15s ease; }
.btn-cta-white:hover { background: #f0f0f0; transform: translateY(-2px); }

.btn-login {
    display: block;
    width: 100%;
    background: #111;
    color: #fff !important;
    font-weight: 700;
    font-size: 0.95rem;
    padding: 13px 20px;
    border-radius: 12px;
    border: none;
    cursor: pointer;
    text-align: center;
    text-decoration: none;
    transition: background 0.2s ease, transform 0.15s ease;
    letter-spacing: 0.01em;
    font-family: 'Inter', sans-serif;
}
.btn-login:hover { background: #333; transform: translateY(-1px); }

/* ================================================================
   8. SCROLL REVEAL
   ================================================================ */
.reveal-left, .reveal-right, .reveal-up {
    opacity: 0;
    transition: opacity 700ms ease, transform 700ms ease;
    will-change: opacity, transform;
}
.reveal-left  { transform: translateX(-40px); }
.reveal-right { transform: translateX(40px); }
.reveal-up    { transform: translateY(28px); }

.is-visible {
    opacity: 1 !important;
    transform: translate(0, 0) !important;
}

/* ================================================================
   9. SECTIONS ALTERNÉES WORDPRESS-STYLE (exposant.php, home.php)
   ================================================================ */

/* ── Règle universelle de padding de section ────────────────── */
/* Desktop  : 90px (référence exposant.php)                     */
/* Smartphone ≤ 575px : 36px (référence home.php)               */
.page-section { padding: 90px 0; }

@media (max-width: 575px) {
    .page-section { padding: 36px 0; }
}

/* Compatibilité aliases existants — tous alignés sur 90px */
.steps-section { padding: 90px 0; }

.step-block {
    padding: 72px 0;
    border-bottom: 1px solid rgba(0,0,0,0.07);
}
.step-block:last-child { border-bottom: none; }

@media (max-width: 991.98px) {
    .step-block { padding: 56px 0; }
}

@media (min-width: 992px) {
    .step-reverse .row { flex-direction: row-reverse; }
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: #111;
    color: #fff;
    font-size: 1rem;
    font-weight: 800;
    flex-shrink: 0;
    margin-bottom: 18px;
}

.step-tag {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: #888;
    margin-bottom: 10px;
    display: block;
}

.step-title {
    font-size: clamp(1.12rem, 2.4vw, 1.6rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
    line-height: 1.2;
}

.step-body {
    font-size: 1rem;
    color: #444;
    line-height: 1.75;
}
.step-body ul { padding-left: 20px; margin: 12px 0; }
.step-body ul li { margin-bottom: 6px; }

.step-img {
    width: 100%;
    max-width: 480px;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    border-radius: 20px;
    display: block;
    margin: 0 auto;
    box-shadow: 0 20px 60px rgba(0,0,0,0.10);
}
@media (max-width: 991.98px) {
    .step-img { max-width: min(100%, 420px); margin: 32px auto 0; }
}

/* ================================================================
   10. SECTION CONCLUSION (fond noir)
   ================================================================ */
.conclusion-section {
    background: #111;
    color: #fff;
    padding: 90px 0;
    text-align: center;
}
@media (max-width: 575px) {
    .conclusion-section { padding: 36px 0; }
}
.conclusion-section h2 {
    font-size: clamp(1.44rem, 3.2vw, 2.24rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 20px;
}
.conclusion-section p {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.75);
    max-width: 580px;
    margin: 0 auto 36px;
    line-height: 1.65;
}

/* ================================================================
   11. CALLOUT / HIGHLIGHT BOX
   ================================================================ */
.callout {
    background: #f5f5f5;
    border-left: 4px solid #111;
    border-radius: 0 12px 12px 0;
    padding: 16px 20px;
    margin: 20px 0;
    font-size: 0.95rem;
    color: #333;
    line-height: 1.65;
}
.callout strong { color: #111; }

/* ================================================================
   12. LISTES STYLÉES
   ================================================================ */
.check-list {
    list-style: none;
    padding: 0;
    margin: 16px 0;
}
.check-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 6px 0;
    font-size: 0.97rem;
    color: #333;
    line-height: 1.55;
}
.check-list li::before {
    content: '✓';
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    min-width: 22px;
    border-radius: 6px;
    background: #111;
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    margin-top: 1px;
}

.warn-list {
    list-style: none;
    padding: 0;
    margin: 16px 0;
}
.warn-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 6px 0;
    font-size: 0.97rem;
    color: #555;
    line-height: 1.55;
}
.warn-list li::before {
    content: '→';
    font-weight: 700;
    color: #111;
    margin-top: 1px;
}

/* ================================================================
   13. TABLEAUX (ex: tableau des dépôts)
   ================================================================ */
.depot-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid rgba(0,0,0,0.10);
    margin: 24px 0;
}
.depot-table thead th {
    background: #111;
    color: #fff;
    padding: 14px 20px;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}
.depot-table tbody tr:nth-child(even) { background: #f9f9f9; }
.depot-table tbody td {
    padding: 14px 20px;
    font-size: 0.97rem;
    color: #222;
    border-top: 1px solid rgba(0,0,0,0.06);
}
.depot-table tbody tr td:last-child { font-weight: 700; }

/* ================================================================
   14. INFO-CARD (profil public/privé)
   ================================================================ */
.info-card {
    background: #fff;
    border: 1px solid rgba(0,0,0,0.09);
    border-radius: 16px;
    padding: 24px;
}
.info-card .info-card-title {
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: #888;
    margin-bottom: 14px;
}
.info-card ul { list-style: none; padding: 0; margin: 0; }
.info-card ul li {
    padding: 7px 0;
    border-bottom: 1px solid rgba(0,0,0,0.06);
    font-size: 0.95rem;
    color: #333;
    display: flex;
    align-items: center;
    gap: 8px;
}
.info-card ul li:last-child { border-bottom: none; }
.info-card .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #111;
    flex-shrink: 0;
}

/* ================================================================
   15. HOME — CAROUSEL HORIZONTAL (go-carousel)
   ================================================================ */
.go-carousel { position: relative; width: 100%; }
.go-carousel-track {
    display: flex;
    gap: 22px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    padding: 8px 52px;
    -webkit-overflow-scrolling: touch;
}
.go-carousel-track::-webkit-scrollbar { height: 10px; }
.go-carousel-track::-webkit-scrollbar-thumb { border-radius: 999px; }

.go-slide {
    scroll-snap-align: start;
    flex: 0 0 auto;
    width: calc((100% - 22px) / 2);
    background: #fff;
    border: 1px solid rgba(0,0,0,0.08);
    border-radius: 14px;
    padding: 18px;
}
@media (max-width: 991.98px) { .go-slide { width: 100%; } }

.go-slide-inner {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 10px;
    align-items: center;
}
.go-art-img { width: 200px; height: 200px; object-fit: cover; border-radius: 12px; display: block; }
.go-art-link { display: inline-block; }

@media (max-width: 575.98px) {
    .go-slide-inner { grid-template-columns: 1fr; gap: 12px; align-items: start; }
    .go-art-link { width: 100%; }
    .go-art-img { width: 100%; height: auto; aspect-ratio: 1 / 1; max-width: 420px; margin: 0 auto; }
}

.go-artist-card { border: none; border-radius: 0; padding: 0; height: 100%; }
.go-artist-top { display: flex; gap: 12px; align-items: center; margin-bottom: 10px; }
.go-artist-img { width: 84px; height: 84px; object-fit: cover; border-radius: 10px; display: block; }
.go-artist-name { font-weight: 700; margin: 0; line-height: 1.2; }
.go-artist-bio { margin: 0; opacity: 0.85; line-height: 1.45; }
.go-artist-link { text-decoration: none; color: #000; }
.go-artist-link:hover .go-artist-name { text-decoration: underline; }

.go-carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 38px;
    height: 38px;
    border-radius: 999px;
    border: 1px solid rgba(0,0,0,0.18);
    background: #fff;
    display: grid;
    place-items: center;
    cursor: pointer;
    z-index: 2;
}
.go-carousel-btn:hover { box-shadow: 0 10px 30px rgba(0,0,0,0.10); }
.go-carousel-btn:active { transform: translateY(-50%) scale(0.98); }
.go-carousel-btn.prev { left: 8px; }
.go-carousel-btn.next { right: 8px; }

/* ================================================================
   16. HOME — SECTIONS WP-STYLE
   ================================================================ */
.wp-section { padding: 90px 0; }
@media (max-width: 575px) {
    .wp-section { padding: 36px 0; }
}

.wp-image {
    display: block;
    width: 350px;
    height: 350px;
    margin: 0 auto;
    object-fit: cover;
    border-radius: 12px;
}
.text-block { width: 100%; max-width: 650px; }

@media (min-width: 992px) {
    .text-block-right { margin-left: 0; margin-right: auto; }
    .text-block-left  { margin-left: auto; margin-right: 0; }
    .align-with-image-left { margin-left: calc(50% - 175px); }
}
@media (max-width: 991.98px) {
    .wp-image { width: min(350px, 90vw); height: min(350px, 90vw); margin: 24px auto 0; }
    .text-block { max-width: 100%; margin: 0 auto; text-align: center; }
}

/* ================================================================
   17. PAGE LOGIN
   ================================================================ */
.login-hero {
    background: #f9f9f9;
    border-bottom: 1px solid rgba(0,0,0,0.07);
    padding: 60px 0 50px;
    text-align: center;
}
.login-hero h1 {
    font-size: clamp(1.44rem, 3.2vw, 2.24rem);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 14px;
    letter-spacing: -0.02em;
}
.login-hero p.subtitle {
    font-size: 1.05rem;
    color: #555;
    max-width: 520px;
    margin: 0 auto;
    line-height: 1.65;
}

.login-section { padding: 90px 0; }
@media (max-width: 575px) {
    .login-section { padding: 36px 0; }
}

/* Panneau login */
.login-panel {
    background: #fff;
    border: 1px solid rgba(0,0,0,0.09);
    border-radius: 20px;
    padding: 40px 36px;
    height: 100%;
}
.login-panel-header { margin-bottom: 28px; }

.panel-tag {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: #888;
    margin-bottom: 8px;
    display: block;
}
.panel-title { font-size: 1.55rem; font-weight: 800; letter-spacing: -0.02em; margin-bottom: 6px; line-height: 1.2; }
.panel-subtitle { font-size: 0.93rem; color: #666; line-height: 1.5; margin: 0; }

.panel-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 46px;
    height: 46px;
    border-radius: 12px;
    background: #f2f2f2;
    font-size: 1.4rem;
    margin-bottom: 14px;
}

/* Séparateur vertical desktop */
.login-divider { display: flex; align-items: center; justify-content: center; }

@media (min-width: 992px) {
    .login-divider-line { width: 1px; height: 100%; min-height: 420px; background: rgba(0,0,0,0.09); }
    .login-divider-or  { display: none; }
}

/* Commutateur mobile/tablette */
@media (max-width: 991.98px) {
    .login-divider-line { display: none; }
    .login-divider-or  { display: none; } /* remplacé par le switcher */

    /* Panneau exposant caché par défaut sur mobile */
    .login-panel-exposant-wrap { display: none; }
    .login-panel-exposant-wrap.active { display: block; }
    .login-panel-collectionneur-wrap.hidden { display: none; }
}

/* Switcher tablette/mobile */
.login-switcher {
    display: none;
}
@media (max-width: 991.98px) {
    .login-switcher {
        display: flex;
        background: #f2f2f2;
        border-radius: 14px;
        padding: 5px;
        gap: 4px;
        margin-bottom: 28px;
        width: 100%;
    }
    .login-switcher-btn {
        flex: 1;
        padding: 11px 16px;
        border: none;
        border-radius: 10px;
        background: transparent;
        font-family: 'Inter', sans-serif;
        font-size: 0.87rem;
        font-weight: 600;
        color: #888;
        cursor: pointer;
        transition: background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
        text-align: center;
        white-space: nowrap;
    }
    .login-switcher-btn.active {
        background: #fff;
        color: #111;
        box-shadow: 0 2px 8px rgba(0,0,0,0.10);
    }
    .login-switcher-btn:hover:not(.active) { color: #333; }
}

/* Formulaires */
.form-label { font-size: 0.85rem; font-weight: 600; color: #333; margin-bottom: 6px; }

.form-control {
    border: 1px solid rgba(0,0,0,0.14);
    border-radius: 10px;
    padding: 11px 14px;
    font-size: 0.95rem;
    font-family: 'Inter', sans-serif;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    background: #fafafa;
    width: 100%;
}
.form-control:focus {
    border-color: #111;
    box-shadow: 0 0 0 3px rgba(0,0,0,0.07);
    background: #fff;
    outline: none;
}
.form-control::placeholder { color: #bbb; }

/* Liens sous formulaire */
.form-links {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 14px;
    flex-wrap: wrap;
    gap: 6px;
}
.form-link { font-size: 0.85rem; color: #555; text-decoration: none; font-weight: 500; transition: color 0.18s ease; }
.form-link:hover { color: #111; text-decoration: underline; }
.form-link.create { color: #111; font-weight: 700; border-bottom: 2px solid #111; padding-bottom: 1px; text-decoration: none; }
.form-link.create:hover { opacity: 0.7; text-decoration: none; }

/* Alertes */
.alert-custom { border-radius: 12px; padding: 12px 16px; font-size: 0.9rem; margin-bottom: 18px; border: none; }
.alert-error   { background: #fff0f0; color: #c0392b; border-left: 4px solid #c0392b; }
.alert-success { background: #f0fff4; color: #1b6b3a; border-left: 4px solid #27ae60; }

/* Panneau inscription collectionneur (glisse) */
.register-wrapper {
    overflow: hidden;
    max-height: 0;
    transition: max-height 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94), opacity 0.4s ease, margin-top 0.4s ease;
    opacity: 0;
    margin-top: 0;
}
.register-wrapper.is-open { max-height: 1200px; opacity: 1; margin-top: 40px; }

.register-panel { background: #fff; border: 1px solid rgba(0,0,0,0.09); border-radius: 20px; padding: 40px 36px; }
.register-panel-title { font-size: 1.35rem; font-weight: 800; letter-spacing: -0.02em; margin-bottom: 6px; }
.register-panel-sub   { font-size: 0.92rem; color: #666; margin-bottom: 28px; }

/* Note bas de page espace exposant */
.exposant-note {
    background: #f9f9f9;
    border: 1px solid rgba(0,0,0,0.07);
    border-radius: 12px;
    padding: 14px 18px;
    margin-top: 20px;
    font-size: 0.87rem;
    color: #666;
    line-height: 1.55;
}
.exposant-note a { color: #111; font-weight: 600; text-decoration: underline; }

/* ================================================================
   18. OEUVRE — PAGE DÉTAIL
   ================================================================ */
.oeuvre-section { padding: 60px 0; }
.oeuvre-photo { width: 520px; height: 520px; object-fit: cover; border-radius: 14px; display: block; margin: 0 auto; background: #f7f7f7; }
@media (max-width: 991.98px) { .oeuvre-photo { width: min(520px, 92vw); height: min(520px, 92vw); } }

.meta-line { opacity: .85; }
.artist-card { border: 1px solid rgba(0,0,0,0.08); border-radius: 14px; padding: 18px; background: #fff; }
.artist-avatar { width: 84px; height: 84px; border-radius: 12px; object-fit: cover; background: #f7f7f7; }

.buy-box { max-width: 520px; margin: 14px auto 0; border: 1px solid rgba(0,0,0,0.08); border-radius: 14px; padding: 16px; background: #fff; text-align: left; }
.buy-price { font-weight: 800; font-size: 1.35rem; margin: 0 0 6px 0; }
.buy-dims  { margin: 0 0 12px 0; opacity: .85; }
.buy-actions .btn { width: 100%; border-radius: 12px; padding: 12px 14px; font-weight: 700; }

.other-img   { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; border-radius: 12px; background: #f7f7f7; display: block; }
.other-title { font-size: 0.95rem; margin-top: 8px; margin-bottom: 0; line-height: 1.25; }
a.clean-link { text-decoration: none; color: inherit; }
a.clean-link:hover .other-title { text-decoration: underline; }

/* ================================================================
   19. ARTISTE — PAGE BIOGRAPHIE
   ================================================================ */
.artist-section { padding: 80px 0; }
.artist-photo { width: 350px; height: 350px; object-fit: cover; border-radius: 12px; display: block; margin: 0 auto; }
@media (max-width: 991.98px) { .artist-photo { width: min(350px, 90vw); height: min(350px, 90vw); } }

/* ================================================================
   20. ADMINISTRATION
   ================================================================ */
.adm-layout { display: grid; grid-template-columns: 220px 1fr; min-height: 100vh; }
.adm-sidebar { background: #1b1b1b; padding: 20px; border-right: 1px solid #2d2d2d; }
.adm-brand  { color: #fff; font-size: 22px; font-weight: bold; margin-bottom: 30px; }
.adm-menu   { display: flex; flex-direction: column; gap: 12px; }
.adm-menu-btn { display: block; width: 100%; padding: 16px 14px; text-decoration: none; text-align: center; background: #2a2a2a; color: #fff; border: 1px solid #3a3a3a; border-radius: 0; font-weight: bold; transition: 0.2s ease; }
.adm-menu-btn:hover { background: #3a3a3a; }
.adm-menu-btn.active { background: #fff; color: #111; border-color: #fff; box-shadow: inset 0 0 0 2px #111; }
.adm-content { padding: 30px; }

@media (max-width: 900px) {
    .adm-layout { grid-template-columns: 1fr; }
    .adm-sidebar { border-right: none; border-bottom: 1px solid #2d2d2d; }
    .adm-menu { flex-direction: row; flex-wrap: wrap; }
    .adm-menu-btn { width: auto; min-width: 120px; }
}

/* ================================================================
   21. EXPOSANT HERO
   ================================================================ */
.exposant-hero {
    background: #f9f9f9;
    border-bottom: 1px solid rgba(0,0,0,0.07);
    padding: 72px 0 60px;
    text-align: center;
}
.exposant-hero h1 {
    font-size: clamp(1.6rem, 4vw, 2.56rem);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}
.exposant-hero p.subtitle {
    font-size: 1.15rem;
    color: #444;
    max-width: 640px;
    margin: 0 auto 36px;
    line-height: 1.65;
}