/* ==========================================================================
   Charte "Côte d'Opale"
   ========================================================================== */
@font-face { font-family: "Playfair Display"; src: url("../fonts/playfair.woff2") format("woff2"); font-weight: 400 900; font-display: swap; }
@font-face { font-family: "Inter"; src: url("../fonts/inter.woff2") format("woff2"); font-weight: 100 900; font-display: swap; }

:root {
  color-scheme: only light;
  --opale: #3F6E78;        /* mer de la Manche */
  --opale-fonce: #2C4F57;
  --opale-clair: #DCE7E8;
  --ecume: #FAF7F1;        /* fond */
  --sable: #EFE6D6;        /* sections alternées */
  --sable-fonce: #D9CBB2;
  --ardoise: #1F2A30;      /* texte */
  --gris: #56636A;
  --brique: #B04F35;       /* tuiles du toit : boutons */
  --brique-fonce: #923F29;
  --blanc: #FFFFFF;

  --titre: "Playfair Display", Georgia, serif;
  --texte: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --rayon: 14px;
  --ombre: 0 10px 30px rgba(31, 42, 48, .10);
  --largeur: 1140px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body { margin: 0; background: var(--ecume); color: var(--ardoise); font: 400 17px/1.65 var(--texte); -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--opale); }
h1, h2, h3 { font-family: var(--titre); font-weight: 600; line-height: 1.15; margin: 0 0 .5em; letter-spacing: -.01em; font-variant-numeric: lining-nums; text-wrap: balance; }
.skip { position: absolute; left: -9999px; top: 8px; z-index: 200; background: var(--ardoise); color: #fff; padding: 10px 16px; border-radius: 8px; }
.skip:focus { left: 8px; }
:focus-visible { outline: 2px solid var(--brique); outline-offset: 2px; }
h2 { font-size: clamp(1.9rem, 4vw, 2.6rem); }
h3 { font-size: 1.25rem; }
p { margin: 0 0 1em; }

.wrap { max-width: var(--largeur); margin: 0 auto; padding: 0 20px; }

/* --- Boutons ------------------------------------------------------------- */
.btn { display: inline-block; background: var(--brique); color: var(--blanc); text-decoration: none; font-weight: 600; padding: 14px 26px; border-radius: 999px; border: 0; cursor: pointer; font: 600 16px/1.2 var(--texte); transition: background .2s, transform .2s; }
.btn:hover { background: var(--brique-fonce); transform: translateY(-1px); }
.btn--ghost { background: transparent; color: var(--blanc); box-shadow: inset 0 0 0 2px rgba(255,255,255,.85); }
.btn--ghost:hover { background: rgba(255,255,255,.14); }
.btn--outline { background: transparent; color: var(--opale); box-shadow: inset 0 0 0 2px var(--opale); }
.btn--outline:hover { background: var(--opale); color: var(--blanc); }
.btn--small { padding: 9px 18px; font-size: 15px; }

/* --- Barre du haut ------------------------------------------------------- */
.topbar { position: sticky; top: 0; z-index: 50; background: rgba(250, 247, 241, .94); backdrop-filter: blur(8px); border-bottom: 1px solid rgba(31,42,48,.08); }
.topbar__in { display: flex; align-items: center; gap: 24px; height: 72px; }
.brand { font-family: var(--titre); font-weight: 600; font-size: 1.25rem; color: var(--ardoise); text-decoration: none; white-space: nowrap; }
.brand { flex-shrink: 0; }
.brand picture, .brand img { display: block; }
.brand img { height: 50px; width: auto; }
.nav { display: flex; gap: 20px; margin-left: auto; }
.nav a { white-space: nowrap; color: var(--ardoise); text-decoration: none; font-size: 15px; font-weight: 500; opacity: .8; }
.nav a:hover { opacity: 1; color: var(--opale); }
.nav .nav__mobile { display: none; }
.topbar__right { display: flex; align-items: center; gap: 14px; }
.lang { display: flex; border-radius: 999px; background: var(--sable); padding: 3px; }
.lang a { font: 600 13px/1 var(--texte); color: var(--gris); padding: 8px 10px; border-radius: 999px; text-decoration: none; }
.lang a:hover { color: var(--opale); }
.lang a[aria-current="page"] { background: var(--opale); color: var(--blanc); }
.burger { display: none; width: 42px; height: 42px; border: 0; border-radius: 999px; background: var(--sable); cursor: pointer; position: relative; flex-shrink: 0; }
.burger span, .burger span::before, .burger span::after { position: absolute; left: 50%; width: 18px; height: 2px; margin-left: -9px; background: var(--ardoise); border-radius: 2px; transition: transform .2s, background .2s; }
.burger span { top: 50%; margin-top: -1px; }
.burger span::before, .burger span::after { content: ""; left: 0; margin-left: 0; }
.burger span::before { top: -6px; }
.burger span::after { top: 6px; }
.is-open .burger { background: var(--opale); }
.is-open .burger span { background: transparent; }
.is-open .burger span::before { background: var(--blanc); transform: translateY(6px) rotate(45deg); }
.is-open .burger span::after { background: var(--blanc); transform: translateY(-6px) rotate(-45deg); }

/* --- Hero ---------------------------------------------------------------- */
.hero { background: var(--ecume); padding: 56px 0 96px; overflow-x: clip; }
.hero__in { display: grid; grid-template-columns: 1fr 1.1fr; gap: 56px; align-items: center; }
.hero__kicker { text-transform: uppercase; letter-spacing: .14em; font-size: 13px; font-weight: 700; color: var(--opale); margin-bottom: 18px; }
.hero h1 { font-size: clamp(2.3rem, 4.6vw, 3.7rem); line-height: 1.05; margin-bottom: .4em; }
.hero__lead { font-size: clamp(1.05rem, 1.6vw, 1.2rem); color: var(--gris); max-width: 30em; }
.hero__ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.hero__img { position: relative; }
.hero__img img { width: 100%; aspect-ratio: 4/3.3; object-fit: cover; border-radius: 22px; box-shadow: var(--ombre); }
.hero__img::before { content: ""; position: absolute; inset: 22px -22px -22px 22px; border-radius: 22px; background: var(--sable); z-index: -1; }
.trust { margin-top: 26px; font-size: 15px; color: var(--ardoise); }
.trust__stars { color: var(--brique); letter-spacing: 2px; }
.trust__sep { color: var(--gris); margin: 0 4px; }

.figures { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; background: var(--blanc); border-radius: var(--rayon); box-shadow: var(--ombre); margin-top: -1px; overflow: hidden; }
.figures li { padding: 22px 12px; text-align: center; border-right: 1px solid rgba(31,42,48,.07); }
.figures li:last-child { border-right: 0; }
.figures strong { display: block; font-family: var(--titre); font-variant-numeric: lining-nums; font-size: 1.9rem; font-weight: 600; color: var(--opale); line-height: 1.1; }
.figures span { font-size: 14px; color: var(--gris); }

/* --- Sections ------------------------------------------------------------ */
.section { padding: 88px 0; }
.section--sand { background: var(--sable); }
.section--opale { background: var(--opale-fonce); color: var(--blanc); }
.section--opale .lead { color: rgba(255,255,255,.82); }
.lead { font-size: 1.15rem; color: var(--gris); max-width: 40em; }
#maison { padding-top: 0; }

.two-cols { display: grid; grid-template-columns: 1.2fr 1fr; gap: 56px; align-items: start; }
.equip { background: var(--blanc); border-radius: var(--rayon); padding: 28px 30px; box-shadow: var(--ombre); }
.equip ul { list-style: none; padding: 0; margin: 0; columns: 2; column-gap: 24px; }
.equip li { position: relative; padding-left: 22px; margin-bottom: 10px; break-inside: avoid; font-size: 15px; line-height: 1.45; }
.equip li::before { content: ""; position: absolute; left: 0; top: .45em; width: 9px; height: 9px; border-radius: 50%; background: var(--opale); }
.note { background: var(--opale-clair); border-radius: 10px; padding: 14px 18px; font-size: 15px; }

/* --- Galerie ------------------------------------------------------------- */
.gallery { display: grid; grid-template-columns: repeat(4, 1fr); grid-auto-rows: 210px; gap: 10px; margin-top: 30px; }
.gallery button { padding: 0; border: 0; cursor: zoom-in; border-radius: 10px; overflow: hidden; background: var(--sable-fonce); }
.gallery button:first-child { grid-column: span 2; grid-row: span 2; }
.gallery img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.gallery button:hover img { transform: scale(1.04); }

/* Emplacement photo manquante */
.ph { display: flex; align-items: center; justify-content: center; width: 100%; height: 100%; min-height: 120px; background: repeating-linear-gradient(135deg, #E4D8C3 0 14px, #EADFCC 14px 28px); color: #8A7A5E; font-size: 13px; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; }

/* --- Avec les enfants ----------------------------------------------------- */
.kids { margin: 0 0 48px; }
.kids h3 { font-size: 1.5rem; margin-bottom: 16px; }
.kids__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.kid { background: var(--ecume); border-radius: var(--rayon); overflow: hidden; box-shadow: 0 4px 14px rgba(31,42,48,.06); }
.kid__imgs { display: grid; grid-template-columns: 1fr 1fr; gap: 3px; }
.kid__imgs img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.kids__grid:has(.kid__imgs--n4) .kid__imgs--n2 { grid-template-columns: 1fr; }   /* 4 photos à gauche : les 2 de droite en bandeaux */
.kids__grid:has(.kid__imgs--n4) .kid__imgs--n2 img { aspect-ratio: 8/3; }
.kid__txt { padding: 18px 22px 20px; }
.kid h4 { font-family: var(--titre); font-weight: 600; font-size: 1.15rem; margin: 0 0 .4em; }
.kid p { font-size: 15px; color: var(--gris); margin: 0; }

/* --- Au fil des saisons ---------------------------------------------------- */
.seasons { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 30px; }
.season { position: relative; padding: 0; border: 0; border-radius: 12px; overflow: hidden; cursor: zoom-in; aspect-ratio: 4/3; background: rgba(255,255,255,.1); }
.season img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.season:hover img { transform: scale(1.05); }
.season__tag { position: absolute; left: 10px; bottom: 10px; background: rgba(250,247,241,.92); color: var(--ardoise); font: 600 12px/1 var(--texte); letter-spacing: .06em; text-transform: uppercase; padding: 6px 10px; border-radius: 999px; }

/* --- Chambres ------------------------------------------------------------ */
.rooms { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; margin-top: 30px; }
.room { background: var(--blanc); border-radius: var(--rayon); overflow: hidden; box-shadow: var(--ombre); }
.room__img { aspect-ratio: 4/3; background: var(--sable); }
.room__img img { width: 100%; height: 100%; object-fit: cover; }
.room__txt { padding: 14px 16px 18px; }
.room h3 { font-size: 1.1rem; margin-bottom: .2em; }
.room p { font-size: 14.5px; color: var(--gris); margin: 0; }

/* --- Divers -------------------------------------------------------------- */
.mt { margin-top: 40px; }
.mt-s { margin-top: 32px; }
.prices { max-width: 640px; }
.two-cols { margin-top: 64px; }
.stars { display: inline-flex; align-items: center; gap: 8px; background: var(--sable); border-radius: 999px; padding: 6px 14px; font-size: 14px; font-weight: 600; }
.stars span { color: var(--brique); letter-spacing: 2px; }
.small { font-size: 14px; color: var(--gris); margin-top: 12px; }
.direct { margin-top: 24px; font-size: 16px; }
.direct a { font-weight: 600; }
.copy { margin: 18px 0 0; font-size: 13px; color: rgba(255,255,255,.7); }
.table-wrap { overflow-x: auto; }

/* --- Environs ------------------------------------------------------------ */
.strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 30px; }
.strip__img { aspect-ratio: 3/2; border-radius: 10px; overflow: hidden; background: var(--sable-fonce); }
.strip__img img { width: 100%; height: 100%; object-fit: cover; }
.walk { list-style: none; padding: 0; margin: 0; background: var(--ecume); border-radius: var(--rayon); padding: 8px 22px; }
.walk li { display: flex; justify-content: space-between; gap: 12px; padding: 10px 0; border-bottom: 1px dashed var(--sable-fonce); font-size: 15px; }
.walk li:last-child { border-bottom: 0; }
.walk strong { font-weight: 600; color: var(--opale-fonce); text-align: right; }
.places { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin: 30px 0 48px; }
.place { background: var(--ecume); border-radius: var(--rayon); overflow: hidden; box-shadow: 0 4px 14px rgba(31,42,48,.06); }
.place__img { aspect-ratio: 16/10; background: var(--sable-fonce); }
.place__img img { width: 100%; height: 100%; object-fit: cover; }
.place__txt { padding: 18px 22px 20px; }
.place h3 { font-size: 1.12rem; }
.place p { font-size: 15px; color: var(--gris); margin: 0; }
.map { display: grid; grid-template-columns: 1fr 1.5fr; gap: 30px; align-items: start; }
.map h3 { margin-bottom: 14px; }
.map iframe { width: 100%; height: 400px; border: 0; border-radius: var(--rayon); box-shadow: var(--ombre); }
.mapbox { height: 400px; border-radius: var(--rayon); box-shadow: var(--ombre); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px; padding: 24px; text-align: center;
  background: radial-gradient(circle at 50% 45%, rgba(63,110,120,.10) 0 90px, transparent 91px), repeating-linear-gradient(45deg, var(--sable) 0 18px, #F3ECDF 18px 36px); }
.mapbox__pin { width: 44px; height: 44px; fill: var(--brique); }
.mapbox strong { font-family: var(--titre); font-size: 1.3rem; font-weight: 600; }
.mapbox small { color: var(--gris); font-size: 13px; max-width: 26em; }


/* --- Tarifs -------------------------------------------------------------- */
.prices { width: 100%; border-collapse: collapse; margin-top: 26px; background: var(--blanc); border-radius: var(--rayon); overflow: hidden; box-shadow: var(--ombre); }
.prices th, .prices td { padding: 16px 20px; text-align: left; border-bottom: 1px solid rgba(31,42,48,.07); }
.prices thead th { background: var(--opale); color: var(--blanc); font-weight: 600; font-size: 14px; letter-spacing: .03em; }
.prices td small { display: block; color: var(--gris); font-size: 13px; }
.prices tr:last-child td { border-bottom: 0; }
.prices tbody th { font-weight: 500; }
.prices td.num { font-variant-numeric: lining-nums; font-family: var(--titre); font-size: 1.2rem; font-weight: 600; white-space: nowrap; }
.prices td.req { color: var(--gris); font-style: italic; }
.extras { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 10px 30px; margin-top: 28px; padding: 0; list-style: none; }
.extras li { display: flex; justify-content: space-between; gap: 12px; padding: 10px 0; border-bottom: 1px dashed var(--sable-fonce); font-size: 15px; }
.extras strong { font-weight: 600; }

/* --- Questions fréquentes ------------------------------------------------ */
.section--faq { padding-top: 0; }
.faq { max-width: 52em; margin-top: 24px; border-top: 1px solid var(--sable-fonce); }
.faq details { border-bottom: 1px solid var(--sable-fonce); }
.faq summary { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 18px 0; cursor: pointer; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; flex-shrink: 0; font: 400 1.6rem/1 var(--texte); color: var(--opale); transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq summary h3 { margin: 0; font: 600 1.05rem/1.4 var(--texte); letter-spacing: 0; }
.faq summary:hover h3 { color: var(--opale); }
.faq details p { margin: 0 0 20px; color: var(--gris); max-width: 46em; }

/* --- Contact ------------------------------------------------------------- */
.form { background: var(--blanc); border-radius: var(--rayon); box-shadow: var(--ombre); padding: 32px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px 18px; margin-top: 28px; }
.form label { min-width: 0; display: flex; flex-direction: column; gap: 6px; font-size: 14px; font-weight: 600; color: var(--gris); }
.form .span2 { grid-column: span 2; }
.form .span4 { grid-column: 1 / -1; }
.form input, .form textarea { font: 400 16px/1.4 var(--texte); color: var(--ardoise); padding: 12px 14px; border: 1px solid var(--sable-fonce); border-radius: 10px; background: var(--ecume); width: 100%; min-width: 0; }
.form input:focus, .form textarea:focus { outline: 2px solid var(--opale); outline-offset: 1px; border-color: transparent; }
.form textarea { min-height: 120px; resize: vertical; }
.form__foot { grid-column: 1 / -1; display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.form__foot small { color: var(--gris); max-width: 34em; }
.form__msg { grid-column: 1 / -1; padding: 14px 18px; border-radius: 10px; font-weight: 500; }
.form__msg.ok { background: #E3EFE6; color: #24563A; }
.form__msg.ko { background: #F6E3DE; color: var(--brique-fonce); }
.hp { position: absolute; left: -9999px; }

/* --- Pied de page -------------------------------------------------------- */
.footer { background: var(--ardoise); color: rgba(255,255,255,.75); padding: 44px 0; font-size: 15px; }
.footer a { color: var(--blanc); }
.footer__in { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.footer strong { font-family: var(--titre); color: var(--blanc); font-size: 1.2rem; font-weight: 600; }
.footer details { margin-top: 18px; max-width: 46em; }
.footer summary { cursor: pointer; color: var(--blanc); }
.footer details p { margin-top: 10px; font-size: 14px; }
.footer details + details { margin-top: 10px; }
.credits { font-size: 13px; padding-left: 18px; margin: 6px 0 0; }
.credits li { margin-bottom: 4px; }

/* --- Visionneuse --------------------------------------------------------- */
.lightbox { position: fixed; inset: 0; z-index: 100; background: rgba(15, 22, 26, .94); display: flex; align-items: center; justify-content: center; padding: 50px 70px; }
.lightbox[hidden] { display: none; }
.lightbox img { max-height: 100%; max-width: 100%; border-radius: 6px; }
.lightbox__btn { position: absolute; background: rgba(255,255,255,.12); color: var(--blanc); border: 0; width: 48px; height: 48px; border-radius: 50%; font-size: 30px; line-height: 1; cursor: pointer; }
.lightbox__btn:hover { background: rgba(255,255,255,.25); }
.lightbox__close { top: 16px; right: 16px; }
.lightbox__prev { left: 14px; top: 50%; transform: translateY(-50%); }
.lightbox__next { right: 14px; top: 50%; transform: translateY(-50%); }

/* --- Responsive ---------------------------------------------------------- */
@media (max-width: 1180px) {
  .nav { display: none; }
  .topbar__right { margin-left: auto; }
  .burger { display: block; }
  /* Menu ouvert : panneau blanc sous la barre, page assombrie derrière */
  .is-open .nav { display: flex; flex-direction: column; gap: 0; position: absolute; top: 100%; left: 0; right: 0; margin: 0; padding: 8px 20px 16px; background: var(--blanc); border-top: 3px solid var(--opale); box-shadow: 0 18px 30px rgba(31, 42, 48, .18), 0 0 0 100vmax rgba(31, 42, 48, .45); clip-path: inset(0 0 -100vmax 0); }
  .is-open .nav a { padding: 15px 4px; font-size: 17px; opacity: 1; border-bottom: 1px solid var(--sable); }
  .is-open .nav a:last-child { border-bottom: 0; }
  .is-open .nav a:hover { color: var(--opale); }
  .is-open .nav .nav__mobile { display: block; }
  .rooms { grid-template-columns: repeat(3, 1fr); }
  .seasons { grid-template-columns: repeat(3, 1fr); }
  .places { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 820px) {
  body { font-size: 16px; }
  .section { padding: 64px 0; }
  .two-cols, .map { grid-template-columns: 1fr; gap: 32px; }
  .hero { padding: 24px 0 64px; }
  .hero__in { grid-template-columns: 1fr; gap: 36px; }
  .hero__img { order: -1; margin-right: 14px; }
  .hero__img img { aspect-ratio: 16/11; }
  .hero__img::before { inset: 14px -14px -14px 14px; }
  .figures { grid-template-columns: repeat(3, 1fr); }
  .figures li:nth-child(3) { border-right: 0; }
  .figures li:nth-child(-n+3) { border-bottom: 1px solid rgba(31,42,48,.07); }
  .gallery { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 150px; }
  .seasons { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .rooms { grid-template-columns: repeat(2, 1fr); }
  .form { grid-template-columns: 1fr 1fr; padding: 22px; }
  .form .span2 { grid-column: 1 / -1; }
}
@media (max-width: 520px) {
  .wrap { padding: 0 16px; }
  .brand { font-size: 1.05rem; }
  .brand img { height: auto; width: min(160px, calc(100vw - 222px)); }
  .lang a { padding: 8px 8px; }
  .topbar__in { gap: 10px; }
  #cta-top { display: none; }
  .figures { grid-template-columns: repeat(2, 1fr); }
  .figures li { border-right: 1px solid rgba(31,42,48,.07) !important; border-bottom: 1px solid rgba(31,42,48,.07); }
  .figures li:nth-child(2n) { border-right: 0 !important; }
  .figures li:last-child { grid-column: 1 / -1; border-bottom: 0; }
  .places, .bars, .kids__grid { grid-template-columns: 1fr; }
  .rooms { grid-template-columns: 1fr 1fr; gap: 10px; }
  .room__txt { padding: 10px 12px 12px; }
  .strip { grid-template-columns: 1fr 1fr; }
  .strip__img:first-child { grid-column: 1 / -1; }
  .map iframe, .mapbox { height: 300px; }
  .equip ul { columns: 1; }
  .prices th, .prices td { padding: 12px 12px; }
  .prices td.num { font-size: 1.05rem; }
  .lightbox { padding: 60px 10px; }
}