@font-face {
  font-family: "Casta";
  src: url("/fonts/casta-thin.woff2") format("woff2");
  font-weight: 100 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Casta";
  src: url("/fonts/casta-thin-slanted.woff2") format("woff2");
  font-weight: 100 400;
  font-style: italic;
  font-display: swap;
}

:root {
  --noir: #000;
  --nuit: #0c0c0c;
  --blanc: #f4f2ee;
  --gris: #9b9893;
  --trait: rgba(244, 242, 238, 0.18);
  --casta: "Casta", "Didot", "Bodoni 72", Georgia, serif;
  --gouttiere: clamp(16px, 5vw, 64px);
}

* { box-sizing: border-box; }
html { background: var(--noir); scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  background: var(--noir);
  color: var(--blanc);
  font: 400 19px/1.55 var(--casta);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { color: inherit; }
::selection { background: var(--blanc); color: var(--noir); }

/* Grain argentique par-dessus tout */
.grain {
  position: fixed;
  inset: -50%;
  pointer-events: none;
  z-index: 50;
  opacity: 0.11;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grain 0.9s steps(5) infinite;
}
@keyframes grain {
  0% { transform: translate(0, 0); }
  25% { transform: translate(-2%, 3%); }
  50% { transform: translate(3%, -1%); }
  75% { transform: translate(-1%, -3%); }
  100% { transform: translate(0, 0); }
}
@media (prefers-reduced-motion: reduce) {
  .grain { animation: none; }
  html { scroll-behavior: auto; }
}

/* Petites capitales espacées, comme « AU NOM DE LA MÈRE » sur l'affiche */
.marque, .onglets a, .sur-titre, .hero-bas, .infos dt, .planche figcaption, .bas, .bouton, label, h3 {
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 13px;
}

/* En-tête */
.top {
  position: fixed;
  inset: 0 0 auto;
  z-index: 40;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 18px var(--gouttiere);
  color: #fff;
  mix-blend-mode: difference; /* reste lisible sur les photos claires comme sombres */
}
.marque { text-decoration: none; font-size: 14px; letter-spacing: 0.3em; }
.onglets { display: flex; gap: clamp(14px, 3vw, 40px); }
.onglets a {
  position: relative;
  text-decoration: none;
  color: inherit;
  opacity: 0.6;
  padding-block: 6px;
  transition: opacity 0.3s;
}
.onglets a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transition: transform 0.4s ease;
}
.onglets a:hover, .onglets a[aria-current="page"] { opacity: 1; }
.onglets a[aria-current="page"]::after { transform: scaleX(1); }

/* Apparition des panneaux, comme une image qui monte dans le révélateur */
.panneau { animation: revele 1.1s ease both; }
@keyframes revele {
  from { opacity: 0; filter: brightness(2.2) contrast(0.4); }
  to { opacity: 1; filter: none; }
}

/* Hero */
.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  align-items: center;
  overflow: hidden;
  background: var(--noir);
}
.hero-photo {
  position: absolute;
  inset: 0 0 0 auto;
  width: min(78vw, 100svh * 1.05);
  height: 100%;
  object-fit: cover;
  object-position: 60% 40%;
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 45%);
  mask-image: linear-gradient(90deg, transparent 0%, #000 45%);
  animation: approche 18s ease-out both;
}
@keyframes approche { from { transform: scale(1.08); } to { transform: scale(1); } }
.hero-titre {
  position: relative;
  z-index: 1;
  width: min(820px, 88vw);
  margin-left: max(var(--gouttiere), 6vw);
}
.hero-titre h1 { margin: 0; }
.hero-titre h1 img { width: 100%; height: auto; }
.date {
  margin: 0.2em 0 0 34%;
  font-size: clamp(30px, 4.6vw, 60px);
  letter-spacing: 0.02em;
  line-height: 1;
}
.hero-bas {
  position: absolute;
  left: var(--gouttiere);
  right: var(--gouttiere);
  bottom: 26px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin: 0;
  color: var(--gris);
  font-size: 12px;
}

/* Pitch */
.pitch {
  max-width: 900px;
  margin: 0 auto;
  padding: clamp(80px, 16vw, 200px) var(--gouttiere) clamp(60px, 10vw, 140px);
  text-align: center;
}
.accroche {
  margin: 0 0 1.4em;
  font-style: italic;
  font-size: clamp(30px, 4.4vw, 54px);
  line-height: 1.15;
}
.pitch-texte p {
  margin: 0 0 1.6em;
  font-size: clamp(20px, 2.3vw, 27px);
  line-height: 1.6;
}
.pitch-texte span {
  display: block;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 1.2s ease, transform 1.2s ease;
}
.pitch-texte span.vu { opacity: 1; transform: none; }
.signature { font-style: italic; font-size: 24px; margin-top: 1em; }

/* Planche contact */
.planche { margin: 0 0 clamp(60px, 10vw, 140px); padding: 0; }
.bande {
  display: grid;
  grid-template-columns: 1fr 1.35fr 1fr;
  gap: 10px;
  padding: 26px 10px;
  background:
    radial-gradient(circle, var(--noir) 3px, transparent 3.5px) 0 7px / 22px 13px repeat-x,
    radial-gradient(circle, var(--noir) 3px, transparent 3.5px) 0 calc(100% - 7px) / 22px 13px repeat-x,
    #161616;
}
.vue { position: relative; }
.vue img { width: 100%; height: clamp(200px, 32vw, 460px); object-fit: cover; filter: contrast(1.05); }
.vue span {
  position: absolute;
  left: 6px;
  bottom: -21px;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--gris);
}
.vue span::after { content: " ▸"; }
.planche figcaption {
  padding: 14px var(--gouttiere) 0;
  color: var(--gris);
  font-size: 11px;
  text-align: right;
}

/* Infos pratiques */
.infos {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin: 0 var(--gouttiere);
  border-top: 1px solid var(--trait);
  border-bottom: 1px solid var(--trait);
}
.infos div { padding: 30px 24px 34px 0; }
.infos div + div { padding-left: 24px; border-left: 1px solid var(--trait); }
.infos dt { color: var(--gris); font-size: 11px; margin-bottom: 14px; }
.infos dd { margin: 0; font-size: clamp(22px, 2.4vw, 30px); line-height: 1.2; }
.infos dd.petit, .petit { font-size: 15px; color: var(--gris); margin-top: 8px; }

.appel { text-align: center; padding: clamp(60px, 10vw, 120px) var(--gouttiere); margin: 0; }

/* Boutons */
.bouton {
  display: inline-block;
  padding: 18px 34px;
  border: 1px solid var(--blanc);
  color: var(--blanc);
  background: transparent;
  text-decoration: none;
  font-family: var(--casta);
  cursor: pointer;
  transition: background 0.35s, color 0.35s;
}
.bouton:hover, .bouton:focus-visible { background: var(--blanc); color: var(--noir); }
.bouton.plein { background: var(--blanc); color: var(--noir); }
.bouton.plein:hover, .bouton.plein:focus-visible { background: transparent; color: var(--blanc); }
.bouton[aria-disabled="true"] { opacity: 0.45; pointer-events: none; }

/* Mise en page à deux colonnes (participation, contact) */
.deux {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 100svh;
}
.photo-cote { margin: 0; position: relative; overflow: hidden; }
.photo-cote img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.texte-cote {
  padding: clamp(110px, 14vw, 170px) var(--gouttiere) 80px;
  max-width: 680px;
}
.sur-titre { color: var(--gris); font-size: 12px; margin: 0 0 20px; }
h2 {
  margin: 0 0 30px;
  font-weight: 400;
  font-size: clamp(42px, 5.4vw, 76px);
  line-height: 1.02;
}
h2 em { display: block; }
h3 { font-weight: 400; color: var(--gris); font-size: 12px; margin: 50px 0 16px; }
.lead { font-size: clamp(20px, 1.9vw, 24px); margin: 0 0 20px; }

.jauge { margin: 40px 0 0; }
.jauge-ligne { height: 1px; background: var(--trait); }
.jauge-ligne span { display: block; height: 3px; margin-top: -1px; background: var(--blanc); width: 0; transition: width 1.6s ease; }
.jauge p { margin: 14px 0 0; color: var(--gris); }
.jauge strong { color: var(--blanc); font-weight: 400; font-size: 28px; }

.usages { list-style: none; counter-reset: u; margin: 0 0 44px; padding: 0; }
.usages li {
  counter-increment: u;
  display: grid;
  grid-template-columns: 52px 1fr;
  padding: 14px 0;
  border-top: 1px solid var(--trait);
}
.usages li::before { content: counter(u, upper-roman) "."; color: var(--gris); font-style: italic; }

/* Mur des contributeurs */
.merci { margin-top: 60px; }
.contributeurs {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 4px 0;
  font-size: clamp(22px, 2.2vw, 28px);
  line-height: 1.35;
}
.contributeurs li:not(:last-child)::after { content: "·"; color: var(--gris); margin: 0 0.45em; }
.contributeurs q { font-style: italic; color: var(--gris); font-size: 0.7em; margin-left: 0.4em; }
.contributeurs q::before { content: "« "; }
.contributeurs q::after { content: " »"; }
.infos .petit a { color: var(--blanc); text-decoration: none; border-bottom: 1px solid var(--trait); }

/* Contact */
.liens { display: flex; flex-wrap: wrap; gap: 8px 28px; margin: 0 0 40px; }
.liens a { text-decoration: none; border-bottom: 1px solid var(--trait); padding-bottom: 2px; }
.liens a:hover { border-color: var(--blanc); }
.formulaire { display: grid; gap: 22px; }
label { display: grid; gap: 8px; color: var(--gris); font-size: 11px; }
input, textarea, select {
  width: 100%;
  font: 400 20px/1.4 var(--casta);
  color: var(--blanc);
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--trait);
  border-radius: 0;
  padding: 8px 0;
  text-transform: none;
  letter-spacing: 0;
}
select option { background: var(--nuit); }
textarea { resize: vertical; border: 1px solid var(--trait); padding: 12px; }
input:focus, textarea:focus, select:focus { outline: none; border-color: var(--blanc); }
.formulaire .bouton { justify-self: start; }
.piege { position: absolute; left: -9999px; }
.retour { margin: 0; min-height: 1.5em; }

/* Pied de page */
.bas {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding: 26px var(--gouttiere);
  border-top: 1px solid var(--trait);
  color: var(--gris);
  font-size: 11px;
}
.bas p { margin: 0; }
.bas a { text-decoration: none; }
.bas a:hover { color: var(--blanc); }

/* Téléphone */
@media (max-width: 760px) {
  body { font-size: 18px; }
  .top { flex-direction: column; align-items: flex-start; gap: 6px; padding-top: 14px; }
  .onglets { gap: 18px; }
  .onglets a { font-size: 11px; letter-spacing: 0.12em; }
  .hero { align-items: end; padding-bottom: 90px; }
  .hero-photo {
    width: 100%;
    -webkit-mask-image: linear-gradient(180deg, #000 45%, transparent 92%);
    mask-image: linear-gradient(180deg, #000 45%, transparent 92%);
  }
  .hero-titre { margin-inline: var(--gouttiere); width: auto; }
  .hero-bas { flex-direction: column; gap: 4px; font-size: 10px; }
  .bande { grid-template-columns: 1fr 1fr; }
  .bande .vue:first-child { display: none; }
  .infos { grid-template-columns: 1fr; }
  .infos div, .infos div + div { padding: 24px 0; border-left: 0; }
  .infos div + div { border-top: 1px solid var(--trait); }
  .deux { grid-template-columns: 1fr; min-height: 0; }
  .photo-cote { height: 46svh; }
  #participation .photo-cote { order: -1; }
  .texte-cote { padding-top: 40px; }
  #participation .photo-cote { margin-top: 0; }
}