/* ==========================================================================
   LE BALCON D'ORELLE — Design system
   Direction : "alpage au crépuscule" — nuit alpine profonde + pierre chaude
   + touche cuivre/ambre (bois, sunset), motif signature : ligne de crête
   topographique reprise en filigrane comme séparateur de sections.
   ========================================================================== */

:root{
  --navy: #16232B;        /* nuit alpine — fonds sombres, header */
  --navy-2: #223A42;      /* dégradé nuit -> aube */
  --pine: #2E4A3C;        /* pin profond — accents secondaires */
  --amber: #C2884A;       /* cuivre / bois — CTA, accent chaud */
  --amber-dark: #A16E36;
  --stone: #EFEBE0;       /* pierre chaude — fond principal */
  --stone-2: #E3DDCB;     /* pierre plus soutenue — sections alternées */
  --snow: #FBFAF6;        /* cartes, surfaces claires */
  --ink: #1B2521;         /* texte principal */
  --slate: #5B6864;       /* texte secondaire */
  --line: #D8D1BC;        /* filets / séparateurs clairs */
  --line-dark: rgba(251,250,246,0.16);
  --whatsapp: #2FAE60;

  --serif: "Fraunces", "Iowan Old Style", "Georgia", serif;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --radius: 4px;
  --radius-lg: 2px;
  --shadow: 0 12px 32px -12px rgba(22,35,43,0.28);
  --container: 1160px;
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
svg{ width: 1em; height: 1em; flex-shrink: 0; }
body{
  margin:0;
  font-family: var(--sans);
  background: var(--stone);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
}
img{ max-width:100%; display:block; }
a{ color: inherit; }
h1,h2,h3,h4{
  font-family: var(--serif);
  font-weight: 600;
  line-height: 1.12;
  margin: 0 0 .5em;
  letter-spacing: -0.01em;
}
p{ margin: 0 0 1em; }
.container{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
:focus-visible{
  outline: 3px solid var(--amber);
  outline-offset: 2px;
}
@media (prefers-reduced-motion: reduce){
  *{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}

/* ---------- Eyebrow / altitude badge (élément signature) ---------- */
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family: var(--sans);
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: .09em;
  text-transform: uppercase;
  color: var(--amber-dark);
}
.eyebrow::before{
  content:"";
  width: 22px;
  height: 1px;
  background: var(--amber-dark);
  display:inline-block;
}
.eyebrow.on-dark{ color: #E7C793; text-shadow: 0 1px 10px rgba(0,0,0,0.55); }
.eyebrow.on-dark::before{ background: #E7C793; box-shadow: 0 1px 6px rgba(0,0,0,0.4); }

/* ---------- Topo divider (motif signature) ---------- */
.topo-divider{
  width:100%;
  height: 34px;
  display:block;
  color: var(--stone-2);
}
.topo-divider.flip{ transform: scaleY(-1); }
.topo-divider path{ fill: currentColor; }
.topo-divider.on-navy{ color: var(--navy); }

/* ==================== HEADER / NAV ==================== */
.site-header{
  position: sticky;
  top:0;
  z-index: 100;
  background: rgba(22,35,43,0.98);
  border-bottom: 1px solid var(--line-dark);
}
.nav{
  display:flex;
  align-items:center;
  justify-content: space-between;
  gap: 18px;
  padding: 14px 24px;
  max-width: 1420px;
  margin: 0 auto;
}
.brand{
  display:flex;
  flex-direction: column;
  line-height:1.05;
  text-decoration:none;
  color: var(--snow);
}
.brand .brand-name{
  font-family: var(--serif);
  font-size: 19px;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.brand .brand-tag{
  font-size: 10.5px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: #B9C4C0;
  margin-top: 2px;
}
.nav-links{
  display:flex;
  gap: 16px;
  list-style:none;
  margin:0; padding:0;
  flex-wrap: nowrap;
}
.nav-links a{
  text-decoration:none;
  color: #DCE3DF;
  font-size: 13.5px;
  font-weight: 500;
  padding: 6px 2px;
  border-bottom: 1px solid transparent;
  transition: border-color .15s ease, color .15s ease;
  white-space: nowrap;
}
.nav-links a:hover, .nav-links a.active{
  color: #fff;
  border-color: var(--amber);
}
.nav-cta{
  display:flex;
  align-items:center;
  gap: 10px;
}
.nav-toggle{
  display:none;
  background:none;
  border:none;
  color: var(--snow);
  cursor:pointer;
  padding: 6px;
}
.nav-toggle svg{ width:26px; height:26px; }

/* ==================== BUTTONS ==================== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding: 14px 26px;
  border-radius: var(--radius);
  font-family: var(--sans);
  font-weight: 600;
  font-size: 15px;
  text-decoration:none;
  border: 1px solid transparent;
  cursor:pointer;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
  white-space: nowrap;
}
.btn:hover{ transform: translateY(-1px); }
.btn-primary{
  background: var(--amber);
  color: #1B1408;
  box-shadow: 0 8px 20px -8px rgba(194,136,74,0.7);
}
.btn-primary:hover{ background: var(--amber-dark); }
.btn-ghost{
  background: transparent;
  border-color: rgba(251,250,246,0.5);
  color: var(--snow);
}
.btn-ghost:hover{ border-color: #fff; background: rgba(251,250,246,0.08); }
.btn-dark{
  background: var(--navy);
  color: var(--snow);
}
.btn-dark:hover{ background: #0F191F; }
.btn-whatsapp{
  background: var(--whatsapp);
  color: #fff;
}
.btn-whatsapp:hover{ background: #268F50; }
.btn-block{ width:100%; }
.btn-sm{ padding: 10px 18px; font-size: 14px; }

/* ==================== HERO ==================== */
.hero{
  position: relative;
  min-height: 92vh;
  display:flex;
  align-items:flex-end;
  color: var(--snow);
  background: linear-gradient(180deg, rgba(15,24,29,0.62) 0%, rgba(15,24,29,0.5) 30%, rgba(13,20,25,0.6) 55%, rgba(11,17,21,0.96) 100%), var(--navy);
  background-size: cover;
  background-position: center;
  overflow:hidden;
}
.hero-inner{
  position:relative;
  z-index:2;
  padding: 64px 24px 56px;
  max-width: var(--container);
  margin: 0 auto;
  width:100%;
}
.hero h1{
  font-size: clamp(34px, 5.4vw, 64px);
  max-width: 15ch;
  margin-bottom: .3em;
  text-shadow: 0 2px 24px rgba(0,0,0,0.45), 0 1px 3px rgba(0,0,0,0.5);
}
.hero .hero-sub{
  font-size: clamp(16px, 2vw, 19px);
  color: #F1EEE2;
  max-width: 46ch;
  margin-bottom: 1.6em;
  text-shadow: 0 1px 12px rgba(0,0,0,0.5), 0 1px 2px rgba(0,0,0,0.5);
}
.hero .pills{
  display:flex;
  flex-wrap:wrap;
  gap: 10px;
  margin-bottom: 1.8em;
}
.pill{
  font-size: 13.5px;
  font-weight: 600;
  padding: 7px 13px;
  border-radius: 999px;
  border: 1px solid rgba(251,250,246,0.35);
  background: rgba(11,17,21,0.55);
  color: #F5F3EA;
  backdrop-filter: blur(3px);
  text-shadow: 0 1px 6px rgba(0,0,0,0.4);
}
.hero-ctas{ display:flex; gap:14px; flex-wrap:wrap; }

/* Page hero (sous-pages, plus courte) */
.page-hero{
  position: relative;
  min-height: 48vh;
  display:flex;
  align-items:flex-end;
  color: var(--snow);
  background: linear-gradient(180deg, rgba(15,24,29,0.58) 0%, rgba(13,20,25,0.55) 45%, rgba(11,17,21,0.95) 100%), var(--navy);
  background-size: cover;
  background-position: center;
}
.page-hero .hero-inner{ padding: 48px 24px 44px; }
.page-hero h1{ font-size: clamp(30px, 4.4vw, 48px); max-width: 20ch; text-shadow: 0 2px 20px rgba(0,0,0,0.45), 0 1px 3px rgba(0,0,0,0.5); }
.page-hero .hero-sub{ max-width: 60ch; margin-bottom: .2em; color:#F1EEE2; text-shadow: 0 1px 12px rgba(0,0,0,0.5), 0 1px 2px rgba(0,0,0,0.5); }
.page-hero .breadcrumb{ text-shadow: 0 1px 8px rgba(0,0,0,0.5); }

/* ==================== SECTIONS ==================== */
section{ padding: 76px 0; }
.section-alt{ background: var(--stone-2); }
.section-navy{ background: var(--navy); color: var(--snow); }
.section-head{ max-width: 640px; margin-bottom: 44px; }
.section-head h2{ font-size: clamp(26px, 3.4vw, 40px); }
.section-head p{ color: var(--slate); font-size: 17px; }
.section-navy .section-head p{ color: #C7D0CB; }

/* ==================== GRIDS / CARDS ==================== */
.grid-2{ display:grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items:center; }
.grid-3{ display:grid; grid-template-columns: repeat(3,1fr); gap: 28px; }
.grid-4{ display:grid; grid-template-columns: repeat(4,1fr); gap: 22px; }

.feature-card{
  background: var(--snow);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
}
.feature-card .icon{
  width: 40px; height:40px;
  margin-bottom: 16px;
  color: var(--amber-dark);
}
.feature-card h3{ font-size: 18px; margin-bottom: .35em; }
.feature-card p{ color: var(--slate); font-size: 15px; margin:0; }

.amenity-list{
  list-style:none; margin:0; padding:0;
  display:grid; grid-template-columns: 1fr 1fr; gap: 14px 28px;
}
.amenity-list li{
  display:flex; align-items:flex-start; gap: 12px;
  font-size: 15.5px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}
.amenity-list svg{ width:20px; height:20px; flex-shrink:0; margin-top:2px; color: var(--pine); }

.photo-frame{
  border-radius: var(--radius-lg);
  overflow:hidden;
  box-shadow: var(--shadow);
}
.photo-frame img{ width:100%; height:100%; object-fit:cover; }

/* ==================== GALLERY ==================== */
.gallery-tabs{
  display:flex; flex-wrap:wrap; gap:10px;
  margin-bottom: 32px;
}
.gallery-tab{
  font-family: var(--sans);
  font-size: 13.5px;
  font-weight: 600;
  padding: 9px 16px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--snow);
  color: var(--slate);
  cursor:pointer;
}
.gallery-tab.active, .gallery-tab:hover{
  background: var(--navy);
  border-color: var(--navy);
  color: var(--snow);
}
.gallery-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.gallery-grid figure{ margin:0; }
.gallery-item{
  position:relative;
  border-radius: var(--radius-lg);
  overflow:hidden;
  cursor: zoom-in;
  aspect-ratio: 4/3;
  background: var(--stone-2);
}
.gallery-item img{ width:100%; height:100%; object-fit:cover; transition: transform .35s ease; }
.gallery-item:hover img{ transform: scale(1.05); }
.gallery-item .cap{
  position:absolute; left:0; right:0; bottom:0;
  padding: 8px 10px;
  font-size: 12px;
  color:#fff;
  background: linear-gradient(0deg, rgba(0,0,0,.55), transparent);
}

/* Lightbox */
.lightbox{
  position: fixed; inset:0; z-index: 1000;
  background: rgba(15,20,18,0.94);
  display:none;
  align-items:center; justify-content:center;
  padding: 40px 20px;
}
.lightbox.open{ display:flex; }
.lightbox img{ max-width: 92vw; max-height: 82vh; border-radius: 3px; }
.lightbox-cap{ color:#EFEBE0; text-align:center; margin-top:14px; font-size:14px; }
.lightbox-close, .lightbox-prev, .lightbox-next{
  position:absolute;
  background: rgba(251,250,246,0.1);
  border: 1px solid rgba(251,250,246,0.3);
  color:#fff;
  width:44px; height:44px;
  border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  cursor:pointer;
}
.lightbox-close{ top:20px; right:20px; }
.lightbox-prev{ left:20px; top:50%; transform:translateY(-50%); }
.lightbox-next{ right:20px; top:50%; transform:translateY(-50%); }
.lightbox-close svg,.lightbox-prev svg,.lightbox-next svg{ width:20px; height:20px; }

/* ==================== STICKY CONTACT BAND ==================== */
.cta-band{
  background: var(--pine);
  color: var(--snow);
  padding: 56px 0;
}
.cta-band .grid-2{ align-items:center; }
.cta-band h2{ color:#fff; font-size: clamp(24px,3vw,32px); }
.cta-band p{ color: #D6E0DA; }

/* ==================== FAQ ==================== */
.faq-item{
  border-bottom: 1px solid var(--line);
}
.faq-q{
  width:100%;
  text-align:left;
  background:none;
  border:none;
  padding: 20px 4px;
  font-family: var(--serif);
  font-size: 18px;
  color: var(--ink);
  display:flex;
  justify-content: space-between;
  align-items:center;
  gap: 16px;
  cursor:pointer;
}
.faq-q .plus{
  flex-shrink:0;
  width: 26px; height:26px;
  border-radius:50%;
  border: 1px solid var(--line);
  display:flex; align-items:center; justify-content:center;
  position:relative;
}
.faq-q .plus::before, .faq-q .plus::after{
  content:""; position:absolute; background: var(--ink);
}
.faq-q .plus::before{ width:10px; height:1.5px; }
.faq-q .plus::after{ width:1.5px; height:10px; transition: transform .2s ease; }
.faq-item.open .faq-q .plus::after{ transform: rotate(90deg) scaleY(0); }
.faq-a{
  max-height:0;
  overflow:hidden;
  transition: max-height .25s ease;
}
.faq-item.open .faq-a{ max-height: 400px; }
.faq-a p{ padding: 0 4px 20px; color: var(--slate); }

/* ==================== FOOTER ==================== */
.site-footer{
  background: var(--navy);
  color: #C7D0CB;
  padding: 56px 0 28px;
}
.footer-grid{
  display:grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 36px;
  padding-bottom: 36px;
  border-bottom: 1px solid var(--line-dark);
}
.footer-grid h4{
  color: #fff;
  font-family: var(--sans);
  font-size: 13px;
  text-transform:uppercase;
  letter-spacing: .08em;
  margin-bottom: 14px;
}
.footer-grid ul{ list-style:none; margin:0; padding:0; }
.footer-grid li{ margin-bottom: 9px; }
.footer-grid a{ text-decoration:none; color:#C7D0CB; font-size: 14.5px; }
.footer-grid a:hover{ color:#fff; }
.footer-bottom{
  display:flex; justify-content:space-between; align-items:center;
  padding-top: 22px;
  font-size: 13px;
  color: #8FA09A;
  flex-wrap: wrap;
  gap: 10px;
}
.footer-bottom a{ color: #8FA09A; text-decoration: underline; }

/* ==================== WHATSAPP FLOAT ==================== */
.wa-float{
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 90;
  display:flex;
  align-items:center;
  gap:10px;
  background: var(--whatsapp);
  color:#fff;
  text-decoration:none;
  padding: 13px 18px;
  border-radius: 999px;
  box-shadow: 0 10px 24px -8px rgba(0,0,0,0.4);
  font-weight:700;
  font-size: 14.5px;
}
.wa-float svg{ width:20px; height:20px; }

/* ==================== MISC ==================== */
.map-wrap{
  border-radius: var(--radius-lg);
  overflow:hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.map-wrap iframe{ width:100%; height: 420px; border:0; display:block; }
.trust-strip{
  display:flex; flex-wrap:wrap; gap: 28px;
  padding: 22px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  margin: 40px 0;
}
.trust-strip div{ display:flex; align-items:center; gap:10px; font-size:14.5px; color: var(--slate); }
.trust-strip svg{ width:20px; height:20px; color: var(--pine); }

.breadcrumb{
  font-size: 13px;
  color: #C7D0CB;
}
.breadcrumb a{ color:#C7D0CB; text-decoration:none; }
.breadcrumb a:hover{ text-decoration:underline; }

.legal p, .legal li{ color: var(--slate); }
.legal h2{ font-size: 22px; margin-top: 1.6em; }

/* ==================== RESPONSIVE ==================== */
@media (max-width: 980px){
  .grid-2{ grid-template-columns: 1fr; gap: 32px; }
  .grid-3{ grid-template-columns: 1fr 1fr; }
  .grid-4{ grid-template-columns: 1fr 1fr; }
  .footer-grid{ grid-template-columns: 1fr 1fr; }
  .gallery-grid{ grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 980px){
  .nav-links{
    position: fixed; top: 62px; left:0; right:0; bottom:0;
    z-index: 1000;
    background: var(--navy);
    flex-direction: column;
    padding: 24px;
    gap: 4px;
    transform: translateX(100%);
    transition: transform .25s ease;
  }
  .nav-links.open{ transform: translateX(0); }
  .nav-links a{ padding: 14px 4px; width:100%; border-bottom:1px solid var(--line-dark); font-size:16px; }
  .nav-toggle{ display:block; }
  .nav-cta .btn-ghost{ display:none; }
}
@media (max-width: 720px){
  section{ padding: 52px 0; }
  .amenity-list{ grid-template-columns: 1fr; }
  .grid-3{ grid-template-columns: 1fr; }
  .grid-4{ grid-template-columns: 1fr 1fr; }
  .footer-grid{ grid-template-columns: 1fr 1fr; gap: 26px; }
  .gallery-grid{ grid-template-columns: repeat(2,1fr); }
  .cta-band .btn{ width:100%; }
  .hero-ctas{ flex-direction:column; }
  .hero-ctas .btn{ width:100%; }
}
@media (max-width: 480px){
  .footer-grid{ grid-template-columns: 1fr; }
  .gallery-grid{ grid-template-columns: repeat(2,1fr); }
}