:root{
  --bg:#070A10;
  --panel: rgba(255,255,255,.06);
  --panel2: rgba(255,255,255,.04);
  --line: rgba(255,255,255,.12);
  --text:#F2F5FB;
  --muted:#AAB4C8;
  --accent:#7dd3fc;
  --accent2:#a78bfa;
  --ok:#86efac;

  --radius:22px;
  --shadow: 0 18px 55px rgba(0,0,0,.45);
  --shadow2: 0 10px 30px rgba(0,0,0,.35);
  --container: 1120px;

  --h1: clamp(36px, 4.8vw, 64px);
  --h2: clamp(24px, 2.6vw, 34px);
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color:var(--text);
  background:
    radial-gradient(1200px 650px at 70% -10%, rgba(125,211,252,.18), transparent 60%),
    radial-gradient(900px 520px at 10% 10%, rgba(167,139,250,.14), transparent 55%),
    radial-gradient(700px 500px at 70% 75%, rgba(134,239,172,.08), transparent 60%),
    var(--bg);
  line-height:1.6;
}

a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{max-width:var(--container);margin:0 auto;padding:0 18px}

::selection{background: rgba(125,211,252,.25)}

.site-header{
  position: sticky;
  top: 0;
  z-index: 50;
  background: #070A10;          /* 100% opaque */
  backdrop-filter: none;        /* sinon ça laisse deviner l’arrière */
  border-bottom:1px solid var(--line);

}
.header-inner{
  display:flex;align-items:center;gap:14px;
  min-height:70px;
}
.brand{
  display:flex;align-items:center;gap:10px;
  font-weight:900;
  letter-spacing:.2px;
  min-width:0;
  line-height:1.15;
}
.brand .dot{
  flex:0 0 auto;
  width:10px;height:10px;border-radius:999px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  box-shadow: 0 0 0 6px rgba(125,211,252,.10);
}
.nav{
  margin-left:auto;
  display:flex;gap:10px;align-items:center;flex-wrap:wrap;
}
.nav a{
  padding:10px 12px;
  border-radius:14px;
  color:var(--muted);
}
.nav a:hover{background:rgba(255,255,255,.05);color:var(--text)}
.nav a.active{background:rgba(255,255,255,.07);color:var(--text)}
.nav-toggle{
  display:none;margin-left:auto;
  background:transparent;border:1px solid var(--line);
  color:var(--text);
  padding:10px 12px;border-radius:14px;
}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:12px 16px;border-radius:16px;
  background: linear-gradient(135deg, rgba(125,211,252,.26), rgba(167,139,250,.22));
  border:1px solid rgba(255,255,255,.16);
  box-shadow: var(--shadow2);
  color:var(--text);
  font-weight:800;
}
.btn:hover{transform: translateY(-1px)}
.btn:active{transform: translateY(0px)}
.btn-small{padding:9px 12px;border-radius:14px;font-weight:800}
.btn-ghost{
  background:transparent;border:1px solid var(--line);box-shadow:none
}
.btn-ok{
  background: linear-gradient(135deg, rgba(134,239,172,.22), rgba(125,211,252,.18));
}
.pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 10px;border-radius:999px;
  background: rgba(255,255,255,.06);
  border:1px solid var(--line);
  color:var(--muted);
  font-weight:700;
  font-size:.92rem;
}

.hero{
  position:relative;
  min-height: 620px;
  display:flex;
  align-items:center;
  padding: 40px 0 46px;
  overflow:hidden;
}
.hero-bg{
  position:absolute; inset:0;
  width:100%; height:100%;
  object-position: center 30%;
  object-fit:cover;
  filter: brightness(.98) saturate(1.10) contrast(1.10);
  transform: scale(1.04);
}
.hero::after{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;

  background:
    /* centre lumineux */
    radial-gradient(900px 520px at 50% 42%, rgba(0,0,0,0) 0%, rgba(0,0,0,.28) 75%),

    /* bas légèrement sombre pour lire le texte */
    linear-gradient(180deg, rgba(0,0,0,.08) 0%, rgba(0,0,0,.40) 100%);
}
.hero-content{position:relative;z-index:2}
.hero-top{
  display:flex;gap:10px;flex-wrap:wrap;
  margin-bottom:12px;
}
.hero h1{
  font-size: var(--h1);
  line-height:1.02;
  margin:0 0 10px;
  text-shadow:
    0 18px 50px rgba(0,0,0,.55),
    0 2px 4px rgba(0,0,0,.4);
}

.hero .lead{
  color:var(--muted);
  font-size:1.08rem;
  max-width:68ch;
  margin:0 0 18px;
}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.hero-cards{
  margin-top:26px;
  display:grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap:14px;
}
.hero-v4 .tagline{
  opacity:.92;
  text-shadow: 0 12px 24px rgba(0,0,0,.55);
}
.mini-card{
  background: rgba(255,255,255,.06);
  border:1px solid var(--line);
  border-radius: 18px;
  padding:12px 12px;
  display:flex;gap:10px;align-items:flex-start;
}
.icon{
  width:38px;height:38px;border-radius:14px;
  display:grid;place-items:center;
  background: rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);
}
.mini-card strong{display:block}
.mini-card span{color:var(--muted);font-size:.95rem}

.section{padding:56px 0}
.section.alt{
  background: linear-gradient(180deg, rgba(255,255,255,.03), transparent 65%);
}
h2{font-size:var(--h2);margin:0 0 14px}
h1{margin:0 0 10px}
.lead{color:var(--muted);font-size:1.05rem;max-width:72ch}
.muted{color:var(--muted)}
.note{color:var(--muted);margin-top:16px}

.cards{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:16px;
}
.cards.small{grid-template-columns:repeat(3,minmax(0,1fr))}
.card{
  background: var(--panel);
  border:1px solid var(--line);
  border-radius: var(--radius);
  overflow:hidden;
  box-shadow: var(--shadow2);
}
.card .card-body{padding:18px}
.card img{width:100%;height:220px;object-fit:cover}
.card h3{margin:2px 0 8px}
.bullets{margin:10px 0 0;padding-left:18px;color:var(--muted)}
.link{color:var(--accent);font-weight:800}

.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;align-items:center}
.media{
  border-radius: var(--radius);
  overflow:hidden;
  border:1px solid var(--line);
  background: var(--panel2);
  box-shadow: var(--shadow2);
}
.media img{border-radius:0}

.kpis{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:14px}
.kpi{
  padding:14px;border-radius:18px;
  background: rgba(255,255,255,.05);
  border:1px solid var(--line);
}
.kpi strong{display:block}
.kpi span{color:var(--muted)}

.divider{height:1px;background:var(--line);margin:26px 0}

.room-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:18px;align-items:center}
.room-media{
  border-radius: var(--radius);
  overflow:hidden;
  border:1px solid var(--line);
  background: var(--panel2);
  box-shadow: var(--shadow2);
}
.room-media img{height:360px;object-fit:cover;border-radius:0}
.room-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:14px}

.table-wrap{overflow:auto;border-radius:var(--radius);border:1px solid var(--line);background:var(--panel2)}
.table{width:100%;border-collapse:collapse}
.table th,.table td{padding:14px;border-bottom:1px solid var(--line);text-align:left}
.table th{color:var(--muted);font-weight:900}

.gallery{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.gallery img{
  border-radius:18px;
  border:1px solid var(--line);
  box-shadow: var(--shadow2);
}

.form{margin-top:12px;display:grid;gap:14px}
label{display:grid;gap:7px;color:var(--muted);font-weight:800}
input,select,textarea{
  padding:12px 12px;border-radius:16px;
  border:1px solid var(--line);
  background: rgba(8,12,18,.70);
  color: var(--text);
  outline:none;
}
input:focus,select:focus,textarea:focus{border-color: rgba(125,211,252,.55)}

.cta{
  display:flex;gap:16px;justify-content:space-between;align-items:center;
  padding:18px;border-radius:var(--radius);
  background: rgba(255,255,255,.05);
  border:1px solid var(--line);
  box-shadow: var(--shadow2);
}

.site-footer{
  padding:34px 0;
  border-top:1px solid var(--line);
  background: rgba(0,0,0,.14);
}
.footer-inner{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap}

.bookingbar{
  position: sticky;
  bottom: 14px;
  z-index: 40;
  display:flex;
  justify-content:center;
  pointer-events:none;
}
.bookingbar .inner{
  pointer-events:auto;
  width:min(980px, calc(100% - 18px*2));
  background: rgba(10,14,20,.72);
  backdrop-filter: blur(10px);
  border:1px solid rgba(255,255,255,.16);
  border-radius: 22px;
  box-shadow: var(--shadow);
  padding: 12px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}
.bookingbar .left{
  display:flex;flex-direction:column;gap:2px;
}
.bookingbar .left strong{font-weight:950}
.bookingbar .left span{color:var(--muted);font-size:.95rem}
.bookingbar .right{display:flex;gap:10px;flex-wrap:wrap;justify-content:flex-end}

.fab-whatsapp{
  position: fixed;
  right: 18px;
  bottom: 20px;
  z-index: 60;
  width: 54px;
  height: 54px;
  border-radius: 18px;
  display:grid;
  place-items:center;
  background: rgba(134,239,172,.16);
  border:1px solid rgba(255,255,255,.18);
  box-shadow: var(--shadow2);
}
.fab-whatsapp:hover{transform: translateY(-1px)}
.faq{
  display:grid;gap:10px;margin-top:14px;
}
.faq details{
  background: rgba(255,255,255,.05);
  border:1px solid var(--line);
  border-radius:18px;
  padding:12px 14px;
}
.faq summary{cursor:pointer;font-weight:900}
.faq p{margin:10px 0 0;color:var(--muted)}

@media (max-width: 900px){
  .header-inner{flex-wrap:wrap}
  .brand{
    flex:1 1 0;
    font-size:clamp(.88rem, 3.9vw, 1rem);
  }
  .cards{grid-template-columns:1fr}
  .cards.small{grid-template-columns:1fr}
  .grid-2{grid-template-columns:1fr}
  .room-grid{grid-template-columns:1fr}
  .gallery{grid-template-columns:repeat(2,minmax(0,1fr))}
  .hero-cards{grid-template-columns:1fr}
  .nav-toggle{display:inline-flex}
  .nav{
    display:none;
    flex-direction:column;
    align-items:flex-start;
    width:100%;
    padding: 10px 0 16px;
    margin-left:0;
  }
  .nav.open{display:flex}
}
@media (max-width: 520px){
  .gallery{grid-template-columns:1fr}
  .bookingbar .inner{flex-direction:column;align-items:stretch}
  .bookingbar .right{justify-content:stretch}
  .bookingbar .right a{flex:1}
}
/* Lightbox (galerie plein écran) */
.lightbox{
  position:fixed; inset:0; z-index:80;
  display:none;
  background: rgba(0,0,0,.82);
  backdrop-filter: blur(6px);
  padding: 18px;
}
.lightbox.open{display:grid}
.lightbox{
  grid-template-columns: 56px 1fr 56px;
  grid-template-rows: 56px 1fr;
  gap: 12px;
  align-items:center;
}
.lb-close{
  grid-column: 3; grid-row: 1;
  justify-self:end;
  width:56px;height:56px;border-radius:18px;
  border:1px solid rgba(255,255,255,.18);
  background: rgba(255,255,255,.10);
  color: #fff;
  font-weight:900;
  cursor:pointer;
}
.lb-prev,.lb-next{
  grid-row: 2;
  width:56px;height:56px;border-radius:18px;
  border:1px solid rgba(255,255,255,.18);
  background: rgba(255,255,255,.10);
  color:#fff;
  font-size:34px;
  cursor:pointer;
}
.lb-prev{grid-column:1}
.lb-next{grid-column:3}

.lb-figure{
  grid-column:2; grid-row:2;
  margin:0;
  display:grid;
  place-items:center;
  gap:10px;
}
.lb-img{
  max-width:min(1100px, 92vw);
  max-height: 76vh;
  border-radius:22px;
  border:1px solid rgba(255,255,255,.18);
  box-shadow: 0 28px 80px rgba(0,0,0,.55);
}
.lb-cap{
  color: rgba(255,255,255,.78);
  text-align:center;
  font-weight:700;
  max-width: 90ch;
}
@media (max-width: 520px){
  .lightbox{grid-template-columns: 44px 1fr 44px}
  .lb-prev,.lb-next,.lb-close{width:44px;height:44px;border-radius:16px}
  .lb-next,.lb-prev{font-size:28px}
}
.serif{
  font-family: 'Playfair Display', serif;
}

.center{text-align:center}
.narrow{max-width:700px;margin:0 auto}

.hero-v4{
  align-items:center;
  text-align:center;
  padding-top: 100px; /* ajuste à 70–100 selon la hauteur du header */
}
.hero-v4 .tagline{
  font-size:1.2rem;
  letter-spacing:.08em;
  color:rgba(255,255,255,.85);
  margin-bottom:24px;
}

.premium{
  grid-template-columns: repeat(2,minmax(0,1fr));
}
.premium-card img{
  height:260px;
  object-fit:cover;
}
.premium-card{
  transition: all .35s ease;
}
.premium-card:hover{
  transform: translateY(-6px);
}

.experience{
  background: linear-gradient(180deg, rgba(255,255,255,.04), transparent);
}

.val-de-loire{
  background: linear-gradient(180deg, rgba(255,255,255,.03), transparent);
}

.testimonial blockquote{
  font-size:1.5rem;
  font-style:italic;
  line-height:1.5;
  color:rgba(255,255,255,.9);
}

.signature{
  background: linear-gradient(135deg, rgba(125,211,252,.15), rgba(167,139,250,.12));
}
.signature h2{
  font-size:2.2rem;
}

.gallery-preview{
  display:grid;
  grid-template-columns:repeat(3, minmax(0,1fr));
  gap:16px;
  margin-top:24px;
}

.gallery-preview img{
  width:100%;
  height:240px;
  object-fit:cover;
  border-radius:20px;
  border:1px solid rgba(255,255,255,.12);
  box-shadow:0 10px 30px rgba(0,0,0,.25);
}

@media (max-width: 900px){
  .gallery-preview{
    grid-template-columns:repeat(2, minmax(0,1fr));
  }
}

@media (max-width: 560px){
  .gallery-preview{
    grid-template-columns:1fr;
  }

  .gallery-preview img{
    height:220px;
  }
}

.gallery img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: 16px;
  transition: transform 0.4s ease, box-shadow 0.3s ease;
}

.gallery img:hover {
  transform: scale(1.05);
  box-shadow: 0 10px 30px rgba(0,0,0,0.4);
}
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 30px;
}

.gallery-grid figure {
  margin: 0;
}

.gallery-grid img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: 16px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  cursor: pointer;
  display: block;
}

.gallery-grid img:hover {
  transform: scale(1.04);
  box-shadow: 0 10px 30px rgba(0,0,0,0.4);
}

@media (max-width: 900px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 500px) {
  .gallery-grid {
    grid-template-columns: 1fr;
  }
}