:root {
  --bg: #ffffff;
  --ink: #111111;
  --muted: #6b7280;
  --line: #e5e7eb;
  --accent: #0a7cff;
  --accent-2: #ff6b6b;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", sans-serif;
  color: var(--ink);
  background: var(--bg);
}

/* Header */
header {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: saturate(180%) blur(8px);
  background: color-mix(in srgb, #ffffff 80%, transparent);
  border-bottom: 1px solid var(--line);
}
.container { width: min(1100px, 92vw); margin: 0 auto; }
.nav {
  display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 16px; padding: 14px 0;
}
.brand { display: flex; align-items: baseline; gap: 10px; text-decoration: none; color: var(--ink); }
.brand h1 { font-size: 1.25rem; margin: 0; font-weight: 700; }
.brand small { color: var(--muted); font-size: .8rem; }
nav a { color: var(--ink); text-decoration: none; padding: 10px 12px; border-radius: 999px; }
nav a:hover { background: var(--line); }

/* Hero */
.hero {
  display: grid; grid-template-columns: 1.2fr .8fr; gap: 28px; align-items: center; padding: 48px 0 24px;
}
.hero h2 { font-size: clamp(1.8rem, 2.4vw, 2.4rem); margin: 0 0 12px; }
.hero p { margin: 0 0 18px; color: var(--muted); line-height: 1.55; }
.cta-row { display: flex; flex-wrap: wrap; gap: 10px; }
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  border: 1px solid var(--ink); color: var(--bg); background: var(--ink);
  padding: 10px 16px; border-radius: 999px; text-decoration: none; font-weight: 600;
}
.btn.secondary { background: transparent; color: var(--ink); }
.btn.secondary:hover { background: var(--line); }

.hero-card { position: relative; aspect-ratio: 4/3; border-radius: 20px; overflow: hidden; border: 1px solid var(--line); }
.hero-card img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* Sections */
section { padding: 52px 0; }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 16px; margin-bottom: 18px; }
.section-head h3 { font-size: 1.4rem; margin: 0; }
.section-head p { margin: 4px 0 0; color: var(--muted); }
.sub-title {
  font-size: 1.2rem;
  margin: 32px 0 14px;
  font-weight: 600;
  color: var(--ink);
}

/* Gallery (base) */
.grid { display: grid; gap: 14px; grid-template-columns: repeat(12, 1fr); }
.card { position: relative; border: 1px solid var(--line); border-radius: 14px; overflow: hidden; background: #fff; }
.card img { width: 100%; height: 100%; object-fit: cover; display: block; cursor: pointer; }
.card .meta {
  position: absolute; left: 10px; bottom: 10px;
  background: color-mix(in srgb, #ffffff 85%, transparent);
  backdrop-filter: blur(4px);
  border: 1px solid var(--line); padding: 6px 10px; border-radius: 999px; font-size: .85rem;
}
.span-4 { grid-column: span 4; aspect-ratio: 3/4; }
.span-6 { grid-column: span 6; aspect-ratio: 4/3; }
.span-8 { grid-column: span 8; aspect-ratio: 16/10; }

.intro-block {
  margin: 0 0 28px 0;
  padding-left: 14px;
  border-left: 3px solid var(--line);
  max-width: 850px;
}
.intro-block p {
  font-style: italic;
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.65;
  margin: 0;
}

/* Workshops */
.workshops { display: grid; grid-template-columns: repeat(12, 1fr); gap: 14px; }
.wk { grid-column: span 6; border: 1px solid var(--line); border-radius: 14px; padding: 16px; display: grid; gap: 10px; }
.wk h4 { margin: 0; font-size: 1rem; }
.tag { display:inline-block; padding: 4px 10px; border: 1px solid var(--line); border-radius: 999px; font-size: .8rem; color: var(--muted); }
.wk .row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }

/* About */
.about { display: grid; grid-template-columns: 1fr auto; gap: 22px; align-items: start; }
.about img {
  max-width: 320px;      /* Portrait compact par défaut (index) */
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 14px;
  object-fit: cover;
  aspect-ratio: 4/3;
  justify-self: end;
}
.about p { color: var(--muted); line-height: 1.7; }

/* Portrait plus grand uniquement sur la page "Qui suis-je" */
.page-qui .about img {
  max-width: 450px;      /* portrait large */
  width: 90%;
  aspect-ratio: 4/3;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: 14px;
  justify-self: center;
}

/* Footer */
footer { border-top: 1px solid var(--line); padding: 28px 0 40px; color: var(--muted); }

/* Lightbox */
dialog::backdrop { background: rgba(0,0,0,.5); }
dialog.lightbox {
  width: min(1400px, 96vw);
  border: none;
  border-radius: 18px;
  padding: 0;
  overflow: hidden;
}
.lightbox figure {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 60vh;
  margin: 0;
}
.lightbox img {
  width: 100%;
  height: auto;
  max-width: 96vw;
  max-height: calc(96vh - 90px);
  object-fit: contain;
  display: block;
  margin: 0 auto;
}
.lb-head { display:flex; justify-content: space-between; align-items:center; padding: 10px 14px; border-bottom: 1px solid var(--line); }
.close { appearance: none; background: transparent; border: 1px solid var(--line); border-radius: 999px; padding: 6px 10px; cursor: pointer; }

/* Hover voile blanc sur photos */
.card {
  position: relative;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  background: #fff;
  cursor: pointer;
}
.card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0.25);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}
.card:hover::after { opacity: 1; }

/* Responsive */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; }
  .about { grid-template-columns: 1fr; }
  .about img,
  .page-qui .about img {
    max-width: none;
    width: 100%;
    height: auto;
    justify-self: stretch;
  }
  .span-8, .span-6, .span-4 { grid-column: span 12; }
  .wk { grid-column: span 12; }
}

.expo-list { display: grid; gap: 40px; }
.expo-min img {
  width: 100%;
  border-radius: 12px;
  border: 1px solid var(--line);
  cursor: zoom-in;
  transition: opacity .2s ease;
}
.expo-min img:hover { opacity: .9; }
.expo-min h4 {
  margin: 10px 0 4px;
  font-size: 1.1rem;
  font-weight: 600;
}
.expo-min p {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

/* Liste expos sobre */
.expo-list-rows { display: grid; gap: 42px; }
.expo-row {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 28px;
  align-items: start;
}
.expo-row .thumb { display:block; border:1px solid var(--line); border-radius:6px; overflow:hidden; }
.expo-row .thumb img { width:100%; display:block; aspect-ratio:4/3; object-fit:cover; transition:opacity .2s; cursor:zoom-in; }
.expo-row .thumb:hover img { opacity:.9; }

.expo-info h4 { margin:0 0 6px; font-weight:600; font-size:1.15rem; }
.expo-link { text-decoration:none; border-bottom:1px solid transparent; }
.expo-info h4:hover .expo-link { border-color:var(--line); }
.expo-meta { margin:0 0 6px; color:var(--muted); }
.expo-excerpt { margin:0; color:var(--muted); line-height:1.55; }

/* mobile */
@media (max-width: 800px) {
  .expo-row { grid-template-columns: 1fr; }
  .expo-row .thumb img { aspect-ratio:16/9; }
}

/* DAMIER */
.grid.damier { gap: 12px; }
.grid.damier.cols-5 { grid-template-columns: repeat(5, 1fr); }
.grid.damier.cols-4 { grid-template-columns: repeat(4, 1fr); }
.grid.damier .card { aspect-ratio: 4/3; }
.grid.damier .card img { object-fit: cover; }
@media (max-width: 1100px) {
  .grid.damier.cols-5 { grid-template-columns: repeat(4, 1fr); }
}
@media (max-width: 900px) {
  .grid.damier.cols-5,
  .grid.damier.cols-4 { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 680px) {
  .grid.damier.cols-5,
  .grid.damier.cols-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 420px) {
  .grid.damier.cols-5,
  .grid.damier.cols-4 { grid-template-columns: 1fr; }
}

/* Sous-menu nav */
nav { display:flex; align-items:center; gap: 6px; }
nav .menu { position: relative; display:inline-block; }
nav .has-submenu > .parent {
  position: relative;
  padding-right: 26px;
}
nav .has-submenu > .parent::after {
  content: "▾";
  position: absolute; right: 10px; top: 50%; transform: translateY(-50%);
  font-size: .8rem; color: var(--muted);
}
nav .submenu {
  position: absolute; left: 0; top: 100%;
  min-width: 180px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 8px;
  box-shadow: 0 6px 24px rgba(0,0,0,.08);
  opacity: 0; visibility: hidden; transform: translateY(6px);
  transition: opacity .15s ease, transform .15s ease, visibility .15s;
  z-index: 100;
}
nav .submenu a {
  display: block;
  padding: 8px 10px;
  border-radius: 8px;
  color: var(--ink);
  text-decoration: none;
  white-space: nowrap;
}
nav .submenu a:hover { background: var(--line); }
/* ouverture du sous-menu UNIQUEMENT quand on survole le parent */
nav .has-submenu:hover .submenu,
nav .has-submenu:focus-within .submenu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

header { z-index: 999; }



/***** ——— Nettoyage & règles finales pour la page Inscriptions ——— *****/

/* Cartes de texte (Actualités / Infos pratiques / Formats) */
.card.text{
  display:grid; gap:10px; padding:16px;
  height:auto; max-height:none; overflow:visible; cursor:default;
}
.card.text h4{ margin:0 0 6px; font-size:1.05rem; }
.card.text p{ margin:0; color:var(--muted); line-height:1.6; }
.card.text .row{ display:flex; gap:8px; flex-wrap:wrap; }

/* Si une carte texte est dans un "damier", on enlève le ratio fixe */
.grid.damier .card.text{ aspect-ratio:auto; }

/* ——— ACTUALITÉS en pleine largeur (grands panneaux) ——— */
#actus .grid{ display:grid; gap:20px; grid-template-columns:1fr; }
#actus .card.text{ padding:20px; }
@media (min-width:900px){
  #actus .grid{ grid-template-columns:repeat(3,1fr); }
}

/* ——— INFOS PRATIQUES en pleine largeur ——— */
#pratique .grid{ display:grid; gap:20px; grid-template-columns:1fr; }
#pratique .card.text{ padding:20px; }
@media (min-width:900px){
  #pratique .grid{ grid-template-columns:1fr 1fr; }
}

/* ——— GALERIE (œuvres) : un peu plus petit, 4 colonnes max ——— */
.galerie.cols-4{
  display:grid; gap:14px; grid-template-columns:1fr;
}
@media (min-width:700px){
  .galerie.cols-4{ grid-template-columns:repeat(2,1fr); }
}
@media (min-width:1000px){
  .galerie.cols-4{ grid-template-columns:repeat(3,1fr); }
}
@media (min-width:1300px){
  .galerie.cols-4{ grid-template-columns:repeat(4,1fr); }
}
.galerie .card{ aspect-ratio:auto; }            /* annule tout ratio forcé */
.galerie img{
  width:100%; height:auto; object-fit:contain; display:block;
}

/* ——— FLYERS : un peu plus petits, 2 colonnes centrées ——— */
.flyers.cols-2{
  display:grid; gap:20px; grid-template-columns:1fr; justify-content:center;
}
@media (min-width:800px){
  .flyers.cols-2{
    grid-template-columns:repeat(2, minmax(260px, 340px)); /* largeur contrôlée */
  }
}
.flyers .card{ aspect-ratio:auto; }
.flyers img{
  width:100%; height:auto; object-fit:contain; display:block;
}

/* Galerie des participants sur une seule ligne */
.galerie.cols-4 {
  display: flex;
  gap: 10px;
  overflow-x: auto; /* scroll horizontal si trop d’images */
}
.galerie.cols-4 img {
  width: 200px;   /* adapte la taille fixe selon ton goût */
  height: 200px;  /* force le carré */
  object-fit: cover;
  border-radius: 6px;
}

/* Bloc haut Infos pratiques */
.hero-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap; /* s'adapte sur mobile */
}

.hero-text {
  flex: 1;
  min-width: 250px;
}

.hero-img {
  flex: 1;
  display: flex;
  justify-content: center;
}

.hero-img img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
}


/* ===== MENU BURGER ===== */
.burger {
  display: none;
  font-size: 1.6rem;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--ink);
}

@media (max-width: 800px) {
  nav {
    display: none;
    flex-direction: column;
    gap: 10px;
    background: #fff;
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    padding: 14px;
    border-top: 1px solid var(--line);
  }
  nav.open {
    display: flex;
  }
  .burger {
    display: block;
  }
}