:root {
  --ocean: #096eae;
  --ocean-fonce: #123a5e;
  --plage: #7a9bbd;
  --plage-fonce: #4d6f93;
  --blanc: #ffffff;
  --encre: #0b1f33;
  --mx: 0;
  --my: 0;
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }

html, body { height: 100%; }

body {
  margin: 0;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  font-family: "Avenir Next", "Segoe UI", Avenir, Montserrat, system-ui, -apple-system, Roboto, sans-serif;
  color: var(--blanc);
  background: var(--ocean-fonce);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ---------- fond photo : les deux campings ---------- */
@property --coupe {
  syntax: "<percentage>";
  inherits: true;
  initial-value: 50%;
}
.fond {
  --coupe: 50%;
  position: fixed;
  inset: -40px;
  z-index: -2;
  background: var(--ocean-fonce);
  transform: translate3d(calc(var(--mx) * -18px), calc(var(--my) * -12px), 0) scale(1.04);
  transition: transform .6s cubic-bezier(.2,.7,.2,1), --coupe 1s cubic-bezier(.65,0,.35,1);
}
.fond__photo {
  position: absolute;
  background-repeat: no-repeat;
  top: 0;
  bottom: 0;
  background-size: cover;
  transition: filter 1s, transform 1.2s cubic-bezier(.2,.7,.2,1), background-size 1.2s cubic-bezier(.2,.7,.2,1), background-position 1.2s cubic-bezier(.2,.7,.2,1);
}
/* chaque photo occupe sa moitié d'écran, cadrée sur le parc aquatique */
.fond__photo--ocean {
  left: 0;
  right: calc(100% - var(--coupe) - 22%);
  background-size: auto 125%;
  background-position: 100% 100%;
  background-image: url("/img/fond-ocean.jpg");
  background-image: image-set(url("/img/fond-ocean.webp") type("image/webp"), url("/img/fond-ocean.jpg") type("image/jpeg"));
}
.fond__photo--plage {
  left: calc(var(--coupe) - 2%);
  right: 0;
  background-position: 50% 68%;
  background-image: url("/img/fond-plage.jpg");
  background-image: image-set(url("/img/fond-plage.webp") type("image/webp"), url("/img/fond-plage.jpg") type("image/jpeg"));
  /* fondu entre les deux photos */
  -webkit-mask-image: linear-gradient(100deg, transparent 0, #000 20vw);
  mask-image: linear-gradient(100deg, transparent 0, #000 20vw);
}
.fond::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11,31,51,.6) 0%, rgba(11,31,51,.15) 35%, rgba(11,31,51,.35) 70%, rgba(11,31,51,.85) 100%);
}

/* survol d'une carte : son camping prend tout l'écran */
body:has(.carte--ocean:hover, .carte--ocean:focus-visible) .fond { --coupe: 102%; }
body:has(.carte--plage:hover, .carte--plage:focus-visible) .fond { --coupe: -35%; }
body:has(.carte--ocean:hover) .fond__photo--ocean,
body:has(.carte--plage:hover) .fond__photo--plage { transform: scale(1.05); filter: saturate(1.15); }
/* même effet de zoom pour L'Océan Breton (sa photo est cadrée en hauteur, elle ne grandit pas seule) */
@media (min-width: 761px) { body:has(.carte--ocean:hover, .carte--ocean:focus-visible) .fond__photo--ocean { background-size: auto 150%; background-position: 62% 82%; } }

@media (max-width: 760px) {
  /* sur mobile : Océan Breton en haut, La Plage en bas */
  .fond__photo--ocean {
    left: 0; right: 0; top: 0;
    bottom: calc(100% - var(--coupe) - 12%);
    background-size: cover;
    background-position: 60% 78%;
    background-image: url("/img/fond-ocean-mobile.jpg");
    background-image: image-set(url("/img/fond-ocean-mobile.webp") type("image/webp"), url("/img/fond-ocean-mobile.jpg") type("image/jpeg"));
  }
  .fond__photo--plage {
    left: 0; right: 0; bottom: 0;
    top: calc(var(--coupe) - 12%);
    background-image: url("/img/fond-plage-mobile.jpg");
    background-image: image-set(url("/img/fond-plage-mobile.webp") type("image/webp"), url("/img/fond-plage-mobile.jpg") type("image/jpeg"));
    -webkit-mask-image: linear-gradient(180deg, transparent 0, #000 24vh);
    mask-image: linear-gradient(180deg, transparent 0, #000 24vh);
  }
}

/* ---------- entête ---------- */
.entete {
  text-align: center;
  padding: clamp(20px, 4vh, 44px) 16px 8px;
  animation: monte .9s cubic-bezier(.2,.7,.2,1) both;
}
.langues {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  margin-bottom: clamp(16px, 3vh, 32px);
  border-radius: 999px;
  background: rgba(255,255,255,.14);
  border: 1px solid rgba(255,255,255,.25);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.langues button {
  font: inherit;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--blanc);
  background: transparent;
  border: 0;
  border-radius: 999px;
  padding: 6px 12px;
  cursor: pointer;
  transition: background .2s, color .2s;
}
.langues button:hover { background: rgba(255,255,255,.18); }
.langues button[aria-pressed="true"] { background: var(--blanc); color: var(--ocean); }

.surtitre {
  margin: 0 0 6px;
  font-size: clamp(13px, 1.6vw, 16px);
  font-weight: 600;
  letter-spacing: .28em;
  text-transform: uppercase;
  opacity: .9;
}
h1 {
  margin: 0;
  font-size: clamp(30px, 5.4vw, 64px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -.01em;
  text-shadow: 0 4px 30px rgba(0,0,0,.35);
}

/* ---------- cartes ---------- */
.choix {
  flex: 1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 420px));
  justify-content: center;
  align-content: center;
  gap: clamp(16px, 3vw, 48px);
  padding: clamp(16px, 3vh, 40px) 16px clamp(110px, 16vh, 170px);
}

.carte {
  --c: var(--ocean);
  --cf: var(--ocean-fonce);
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  padding: 34px 28px 30px;
  border-radius: 28px;
  color: var(--blanc);
  text-decoration: none;
  text-align: center;
  background: linear-gradient(160deg, rgba(255,255,255,.22), rgba(255,255,255,.06));
  border: 1px solid rgba(255,255,255,.35);
  box-shadow: 0 20px 60px rgba(0,0,0,.25);
  backdrop-filter: blur(14px) saturate(1.2);
  -webkit-backdrop-filter: blur(14px) saturate(1.2);
  overflow: hidden;
  isolation: isolate;
  transform: perspective(900px) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg)) translateY(var(--ty, 0));
  transition: transform .35s cubic-bezier(.2,.7,.2,1), box-shadow .35s, border-color .35s;
  animation: monte .9s cubic-bezier(.2,.7,.2,1) both;
  will-change: transform;
}
.carte--ocean { animation-delay: .15s; }
.carte--plage { --c: var(--plage); --cf: var(--plage-fonce); animation-delay: .3s; }

.carte__halo {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(420px circle at var(--hx, 50%) var(--hy, 30%), color-mix(in srgb, var(--c) 75%, transparent), transparent 70%);
  opacity: 0;
  transition: opacity .35s;
}
.carte:hover, .carte:focus-visible {
  --ty: -8px;
  border-color: rgba(255,255,255,.7);
  box-shadow: 0 30px 80px rgba(0,0,0,.35);
}
.carte:hover .carte__halo, .carte:focus-visible .carte__halo { opacity: 1; }
.carte:focus-visible { outline: 3px solid var(--blanc); outline-offset: 4px; }

.carte__logo {
  width: clamp(140px, 18vw, 210px);
  height: auto;
  border-radius: 50%;
  filter: drop-shadow(0 12px 24px rgba(0,0,0,.3));
  transition: transform .6s cubic-bezier(.2,.7,.2,1);
}
.carte:hover .carte__logo, .carte:focus-visible .carte__logo { transform: scale(1.06) rotate(-4deg); }

.carte__texte { display: flex; flex-direction: column; align-items: center; gap: 6px; }
.carte__nom { font-size: clamp(24px, 2.6vw, 32px); font-weight: 700; letter-spacing: .01em; }
.carte__lieu {
  font-size: 12px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; white-space: nowrap;
  padding: 4px 10px; border-radius: 999px; background: rgba(255,255,255,.16); border: 1px solid rgba(255,255,255,.3);
}
.carte__etoiles { color: #ffd36b; letter-spacing: .2em; font-size: 15px; }
.carte__desc { font-size: 15px; line-height: 1.45; opacity: .92; max-width: 30ch; min-height: 2.9em; }

.carte__bouton {
  margin-top: 12px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 24px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 15px;
  color: var(--cf);
  background: var(--blanc);
  box-shadow: 0 8px 20px rgba(0,0,0,.18);
  white-space: nowrap;
  transition: background .3s, color .3s, gap .3s;
}
.carte:hover .carte__bouton, .carte:focus-visible .carte__bouton { background: var(--c); color: var(--blanc); gap: 16px; }
.fleche { display: inline-block; transition: transform .3s; }
.carte:hover .fleche { transform: translateX(3px); }

/* ---------- vagues ---------- */
.vagues {
  position: fixed;
  left: 0;
  bottom: 0;
  width: 200%;
  height: clamp(90px, 14vh, 150px);
  z-index: -1;
  pointer-events: none;
}
.v { transform-origin: center; }
.v1 { fill: rgba(122,155,189,.35); animation: houle 14s linear infinite; }
.v2 { fill: rgba(31,90,142,.45); animation: houle 10s linear infinite reverse; }
.v3 { fill: rgba(18,58,94,.85); animation: houle 18s linear infinite; }
@keyframes houle { from { transform: translateX(0); } 50% { transform: translateX(-12%); } to { transform: translateX(0); } }

/* ---------- pied ---------- */
.pied {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  display: flex;
  justify-content: center;
  gap: 18px;
  padding: 12px 16px;
  font-size: 12px;
  letter-spacing: .04em;
  opacity: .8;
}
.pied a { color: inherit; }
.pied a:hover { opacity: 1; }

@keyframes monte { from { opacity: 0; translate: 0 24px; } to { opacity: 1; translate: 0 0; } }

/* ---------- mobile ---------- */
@media (max-width: 760px) {
  .choix {
    grid-template-columns: minmax(0, 440px);
    gap: 16px;
    padding-bottom: 110px;
  }
  .carte {
    flex-direction: row;
    text-align: left;
    gap: 16px;
    padding: 18px;
    border-radius: 22px;
  }
  .carte__logo { width: 104px; flex: none; }
  .carte__texte { align-items: flex-start; }
  .carte__desc { font-size: 14px; min-height: 0; }
  .carte__lieu { font-size: 10.5px; letter-spacing: .06em; }
  .carte__bouton { margin-top: 6px; padding: 10px 16px; font-size: 13px; }
  .pied { position: static; padding-bottom: 18px; }
  .vagues { height: 80px; }
}

/* ---------- accessibilité : moins d'animations ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .fond, .carte { transform: none !important; }
}

/* ---------- page mentions légales ---------- */
.page-legale {
  height: auto;
  min-height: 100svh;
  background: linear-gradient(160deg, var(--ocean-fonce), #0b2742 60%, var(--plage-fonce));
}
html:has(.page-legale) { height: auto; background: #0b2742; }
.legal {
  width: min(820px, 100% - 32px);
  margin: clamp(24px, 6vh, 64px) auto;
  padding: clamp(24px, 4vw, 48px);
  border-radius: 28px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.2);
  line-height: 1.6;
}
.legal h1 { font-size: clamp(28px, 4vw, 40px); margin: 12px 0 8px; }
.legal h2 {
  font-size: 13px; letter-spacing: .2em; text-transform: uppercase;
  margin: 32px 0 8px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.15); color: #cfe3f5;
}
.legal h3 { font-size: 17px; margin: 0 0 4px; }
.legal p, .legal ul { margin: 0 0 10px; opacity: .92; }
.legal ul { padding-left: 18px; }
.legal a { color: #ffd36b; }
.legal__retour { color: var(--blanc) !important; text-decoration: none; font-weight: 600; font-size: 14px; opacity: .85; }
.legal__retour:hover { opacity: 1; }
.legal__deux { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px 32px; }