/*
  ═══════════════════════════════════════════════════════════════════════════
  Château Fontclaire — PREMIUM « cinématique » (démo fictive)
  ───────────────────────────────────────────────────────────────────────────
  Un site réalisé par Webastide — Création de sites web · webastide.fr
  Antoine Lachaize · © 2026 Webastide
  ───────────────────────────────────────────────────────────────────────────
  Parti pris : luxe cinématographique. Nuit + or, grand Bodoni high-contrast,
  curseur sur mesure, fond animé (grains de lumière), parallaxe, révélations.
  Feuille de style autonome.
  ═══════════════════════════════════════════════════════════════════════════
*/

:root {
  --nuit:    #150A0F;   /* fond principal, presque noir aubergine */
  --nuit-2:  #20101A;   /* sections alternées */
  --vin:     #4A1526;
  --or:      #C9A24B;   /* accent doré */
  --or-clair:#E7CC82;
  --creme:   #F3EAD9;   /* texte clair */
  --creme-2: #C9B79A;   /* texte secondaire (contraste AA sur nuit) */
  --creme-3: #9A8B77;   /* texte estompé */
  --display: 'Bodoni Moda', 'Didot', Georgia, serif;
  --sans:    'Inter', -apple-system, Arial, sans-serif;
  --largeur: 1180px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  font-family: var(--sans); font-size: 16px; line-height: 1.75;
  color: var(--creme); background: var(--nuit);
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
:focus-visible { outline: 2px solid var(--or); outline-offset: 4px; border-radius: 2px; }
.wrap { width: 100%; max-width: var(--largeur); margin: 0 auto; padding: 0 44px; }

.skip { position: absolute; left: 16px; top: -60px; z-index: 300; background: var(--or); color: var(--nuit); padding: 10px 18px; font-size: .85rem; font-weight: 600; border-radius: 4px; transition: top .25s; }
.skip:focus { top: 16px; }

/* Curseur sur mesure (enrichit, ne remplace pas le curseur système) */
.curseur { position: fixed; top: 0; left: 0; width: 30px; height: 30px; border: 1.5px solid var(--or); border-radius: 50%; transform: translate(-50%, -50%); pointer-events: none; z-index: 9999; transition: width .3s, height .3s, background-color .3s, opacity .3s; opacity: 0; }
.curseur.est-visible { opacity: .9; }
.curseur.est-actif { width: 58px; height: 58px; background: color-mix(in srgb, var(--or) 16%, transparent); }
@media (pointer: coarse) { .curseur { display: none; } }

/* Barre de progression de lecture */
.progres { position: fixed; top: 0; left: 0; height: 3px; width: 0; background: linear-gradient(90deg, var(--or), var(--or-clair)); z-index: 250; transition: width .1s linear; }

/* Petites capitales dorées */
.sur-titre { display: inline-block; font-size: .74rem; font-weight: 600; letter-spacing: .32em; text-transform: uppercase; color: var(--or); }
.titre { font-family: var(--display); font-weight: 500; font-size: clamp(2.2rem, 5vw, 3.8rem); line-height: 1.05; letter-spacing: -.01em; margin: 16px 0 22px; }
.titre em, .sec__tete .titre em { font-style: italic; color: var(--or-clair); }

/* ── Navigation ───────────────────────────────────────────────────── */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 100; transition: background .4s, padding .4s; }
.nav__inner { max-width: var(--largeur); margin: 0 auto; padding: 30px 44px; display: flex; align-items: center; justify-content: space-between; }
.nav.est-defile { background: color-mix(in srgb, var(--nuit) 88%, transparent); backdrop-filter: blur(12px); }
.nav.est-defile .nav__inner { padding-top: 18px; padding-bottom: 18px; }
.nav__logo { font-family: var(--display); font-size: 1.5rem; font-weight: 500; color: var(--creme); letter-spacing: .01em; }
.nav__logo em { font-style: italic; color: var(--or); }
.nav__menu { display: flex; align-items: center; gap: 34px; }
.nav__menu a:not(.nav__cta) { font-size: .82rem; letter-spacing: .08em; text-transform: uppercase; color: var(--creme-2); transition: color .2s; position: relative; }
.nav__menu a:not(.nav__cta)::after { content: ""; position: absolute; left: 0; bottom: -6px; width: 100%; height: 1px; background: var(--or); transform: scaleX(0); transform-origin: right; transition: transform .3s; }
.nav__menu a:not(.nav__cta):hover { color: var(--creme); }
.nav__menu a:not(.nav__cta):hover::after { transform: scaleX(1); transform-origin: left; }
.nav__cta { font-size: .78rem; letter-spacing: .12em; text-transform: uppercase; color: var(--or); border: 1px solid color-mix(in srgb, var(--or) 55%, transparent); padding: 12px 22px; transition: background .3s, color .3s; }
.nav__cta:hover { background: var(--or); color: var(--nuit); }
.nav__burger { display: none; background: none; border: none; cursor: pointer; width: 30px; height: 20px; position: relative; z-index: 120; }
.nav__burger span { position: absolute; left: 0; height: 2px; width: 100%; background: var(--creme); transition: .3s; }
.nav__burger span:nth-child(1) { top: 0; } .nav__burger span:nth-child(2) { top: 9px; } .nav__burger span:nth-child(3) { top: 18px; }
.nav__burger[aria-expanded="true"] span:nth-child(1) { top: 9px; transform: rotate(45deg); }
.nav__burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav__burger[aria-expanded="true"] span:nth-child(3) { top: 9px; transform: rotate(-45deg); }

/* ── Hero cinématique ─────────────────────────────────────────────── */
.hero { position: relative; min-height: 100vh; display: flex; align-items: flex-end; overflow: hidden; padding: 0 0 8vh; }
.hero__media { position: absolute; top: -16%; left: 0; right: 0; height: 132%; z-index: 0;
  background: var(--nuit) url('../images/03-photo-1543418219-44e30b0.webp') center/cover no-repeat;
  will-change: transform; }
.hero__voile { position: absolute; inset: 0; z-index: 1; background:
  linear-gradient(to top, var(--nuit) 4%, color-mix(in srgb, var(--nuit) 30%, transparent) 45%, color-mix(in srgb, var(--nuit) 62%, transparent) 100%); }
.hero__grains { position: absolute; inset: 0; z-index: 2; pointer-events: none; }
.hero__inner { position: relative; z-index: 3; width: 100%; max-width: var(--largeur); margin: 0 auto; padding: 0 44px; }
.hero__titre { font-family: var(--display); font-weight: 500; font-size: clamp(3.4rem, 11vw, 9rem); line-height: .92; letter-spacing: -.02em; margin: 22px 0 20px; }
.hero__titre em { font-style: italic; color: var(--or-clair); }
.hero__phrase { font-family: var(--display); font-style: italic; font-size: clamp(1.2rem, 2.6vw, 1.7rem); color: var(--creme-2); }
.hero__scroll { position: absolute; bottom: 34px; left: 50%; transform: translateX(-50%); z-index: 3; width: 26px; height: 42px; border: 1.5px solid color-mix(in srgb, var(--creme) 45%, transparent); border-radius: 20px; }
.hero__scroll span { position: absolute; top: 8px; left: 50%; transform: translateX(-50%); width: 3px; height: 8px; background: var(--or); border-radius: 2px; animation: descend 1.8s infinite; }
@keyframes descend { 0% { opacity: 0; transform: translate(-50%, -4px); } 50% { opacity: 1; } 100% { opacity: 0; transform: translate(-50%, 9px); } }

/* ── Manifeste ────────────────────────────────────────────────────── */
.manifeste { padding: 16vh 0; text-align: center; }
.manifeste__txt { font-family: var(--display); font-weight: 400; font-size: clamp(1.7rem, 4vw, 3rem); line-height: 1.32; max-width: 20ch; margin: 0 auto; }
.manifeste__txt em { font-style: italic; color: var(--or); }

/* ── Duo image + texte ────────────────────────────────────────────── */
.duo { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(30px, 6vw, 90px); align-items: center; max-width: var(--largeur); margin: 0 auto; padding: 8vh 44px; }
.duo--inverse .duo__media { order: 2; }
.duo__media { overflow: hidden; }
.duo__media img { width: 100%; aspect-ratio: 6 / 7; object-fit: cover; }
.duo__texte p { color: var(--creme-2); margin-bottom: 18px; max-width: 46ch; }

/* ── Les vins ─────────────────────────────────────────────────────── */
.vins { padding: 10vh 0; background: var(--nuit-2); }
.sec__tete { margin-bottom: 60px; }
.cuvees { list-style: none; }
.cuvee { display: grid; grid-template-columns: auto 1fr auto; gap: 30px; align-items: baseline; padding: 40px 0; border-top: 1px solid color-mix(in srgb, var(--or) 22%, transparent); }
.cuvee:last-child { border-bottom: 1px solid color-mix(in srgb, var(--or) 22%, transparent); }
.cuvee__num { font-family: var(--display); font-style: italic; font-size: 2.4rem; color: var(--or); line-height: 1; }
.cuvee__corps h3 { font-family: var(--display); font-weight: 500; font-size: clamp(1.6rem, 3.5vw, 2.4rem); margin-bottom: 8px; }
.cuvee__cepage { font-size: .78rem; letter-spacing: .16em; text-transform: uppercase; color: var(--or); margin-bottom: 12px; }
.cuvee__note { color: var(--creme-2); max-width: 52ch; }
.cuvee__annee { font-family: var(--display); font-style: italic; color: var(--creme-3); white-space: nowrap; }

/* ── Panneau cinématique ──────────────────────────────────────────── */
.panneau { position: relative; min-height: 80vh; display: flex; align-items: center; justify-content: center; text-align: center; overflow: hidden; }
.panneau__media { position: absolute; top: -16%; left: 0; right: 0; height: 132%; z-index: 0;
  background: var(--nuit) url('../images/01-photo-1474722883778-792e.webp') center/cover no-repeat; will-change: transform; }
.panneau__voile { position: absolute; inset: 0; z-index: 1; background: color-mix(in srgb, var(--nuit) 68%, transparent); }
.panneau__grains { position: absolute; inset: 0; z-index: 1; pointer-events: none; }
.panneau__cit { position: relative; z-index: 2; font-family: var(--display); font-style: italic; font-weight: 400; font-size: clamp(1.8rem, 5vw, 3.6rem); line-height: 1.3; max-width: 22ch; padding: 0 24px; color: var(--creme); }

/* ── Le geste / de la vigne à la bouteille ────────────────────────────── */
.geste { padding: 10vh 0; }
.etapes { list-style: none; display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; }
.etape { padding-top: 22px; border-top: 1px solid color-mix(in srgb, var(--or) 30%, transparent); }
.etape__num { font-family: var(--display); font-style: italic; font-size: 1.7rem; color: var(--or); }
.etape h3 { font-family: var(--display); font-weight: 500; font-size: 1.5rem; margin: 12px 0 10px; }
.etape p { color: var(--creme-2); font-size: .95rem; }

/* ── Terroir / chiffres ───────────────────────────────────────────── */
.terroir { padding: 6vh 0; }
.chiffres { list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 30px 24px; margin-top: 36px; }
.chiffres li { border-top: 1px solid color-mix(in srgb, var(--or) 30%, transparent); padding-top: 16px; }
.chiffres__k { display: block; font-family: var(--display); font-size: clamp(2.2rem, 5vw, 3.2rem); line-height: 1; color: var(--creme); }
.chiffres__k small { font-size: .9rem; color: var(--or); }
.chiffres__l { display: block; margin-top: 8px; font-size: .74rem; letter-spacing: .18em; text-transform: uppercase; color: var(--creme-3); }

/* ── Visite ───────────────────────────────────────────────────────── */
.visite { padding: 10vh 0 12vh; background: var(--nuit-2); }
.visite__grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(30px, 6vw, 80px); align-items: center; }
.visite__texte p { color: var(--creme-2); margin-bottom: 30px; max-width: 46ch; }
.visite__infos { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; }
.visite__infos h3 { font-family: var(--display); font-weight: 500; font-size: 1.15rem; color: var(--or); margin-bottom: 6px; }
.visite__infos address, .visite__infos p { font-style: normal; color: var(--creme-2); font-size: .95rem; line-height: 1.8; }
.visite__infos a { border-bottom: 1px solid color-mix(in srgb, var(--or) 40%, transparent); }
.visite__infos a:hover { color: var(--or-clair); }
.visite__media { overflow: hidden; position: relative; }
.visite__media img { width: 100%; aspect-ratio: 5 / 6; object-fit: cover; }
.visite__media figcaption { position: absolute; left: 0; bottom: 0; right: 0; padding: 40px 24px 18px; background: linear-gradient(transparent, var(--nuit)); font-family: var(--display); font-style: italic; color: var(--creme); }

/* ── Pied ─────────────────────────────────────────────────────────── */
.pied { background: var(--nuit); padding: 8vh 0 40px; text-align: center; border-top: 1px solid color-mix(in srgb, var(--or) 18%, transparent); }
.pied__logo { font-family: var(--display); font-size: 1.8rem; color: var(--creme); }
.pied__logo em { font-style: italic; color: var(--or); }
.pied__mention { margin-top: 16px; font-size: .82rem; color: var(--creme-3); }
.pied small { display: block; margin-top: 18px; font-size: .8rem; color: var(--creme-3); }
.pied__credit { margin-top: 14px; font-size: .82rem; color: var(--creme-2); }
.pied__credit a { color: var(--or); text-decoration: underline; text-underline-offset: 3px; }
.pied__credit strong { color: var(--or); font-weight: 600; }

/* ── Révélations ──────────────────────────────────────────────────── */
.reveal { opacity: 1; }
.js-anim .reveal { opacity: 0; transform: translateY(30px); transition: opacity 1s ease, transform 1s cubic-bezier(.16,1,.3,1); }
.js-anim .reveal.est-visible { opacity: 1; transform: none; }
.reveal-img { }
.js-anim .reveal-img img { clip-path: inset(0 0 101% 0); transition: clip-path 1.3s cubic-bezier(.16,1,.3,1); }
.js-anim .reveal-img.est-visible img { clip-path: inset(0 0 0 0); }

/* ── Responsive ───────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .nav__burger { display: block; }
  .nav__menu { position: fixed; inset: 0; background: color-mix(in srgb, var(--nuit) 98%, transparent); flex-direction: column; justify-content: center; gap: 30px; transform: translateX(100%); transition: transform .4s; }
  .nav__menu.est-ouvert { transform: none; }
  .nav__menu a:not(.nav__cta) { font-size: 1.2rem; }
  .duo, .duo--inverse { grid-template-columns: 1fr; }
  .duo--inverse .duo__media { order: -1; }
  .duo__media img, .visite__media img { aspect-ratio: 4 / 3; }
  .visite__grid { grid-template-columns: 1fr; }
  .etapes { grid-template-columns: 1fr 1fr; gap: 26px 30px; }
  .cuvee { grid-template-columns: auto 1fr; }
  .cuvee__annee { grid-column: 2; }
}
@media (max-width: 560px) {
  .wrap, .nav__inner, .hero__inner, .duo { padding-left: 24px; padding-right: 24px; }
  .chiffres, .visite__infos { grid-template-columns: 1fr 1fr; }
  .cuvee { padding: 28px 0; }
  .etapes { grid-template-columns: 1fr; gap: 22px; }
}

/* ── Réduire les animations ───────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .js-anim .reveal { opacity: 1; transform: none; }
  .js-anim .reveal-img img { clip-path: none; }
  .curseur { display: none; }
  .hero__scroll span { animation: none; }
}


/* ── Bandeau de démonstration ─────────────────────────────────────────── */
/* La barre de navigation est en position fixe : posé dans le flux, le bandeau
   passerait dessous. Il est donc fixe lui aussi, au-dessus d'elle, et c'est
   la barre qui descend de sa hauteur. */
:root { --bandeau-h: 36px; }
@media (max-width: 620px) { :root { --bandeau-h: 54px; } }

.demo-bandeau {
  position: fixed; top: 0; left: 0; right: 0; z-index: 300; margin: 0;
  background: var(--nuit); color: var(--creme);
  text-align: center; font-size: .8rem; letter-spacing: .04em; padding: 7px 16px;
}
.demo-bandeau a { color: inherit; text-decoration: underline; text-underline-offset: 2px; }
.nav { top: var(--bandeau-h); }