/* ==========================================================================
   LES BALCONS DE SAINT-SORLIN — Design tokens
   Palette : ivoire chaud, chocolat/ébène (texte & accents sombres), cuivre
   Typo : Montserrat (display) + Karla (texte/UI)
   Signature : silhouette de crêtes (Aiguilles d'Arves), pleine, en séparateur
   ========================================================================== */

:root {
  --pin: #2a1c13;          /* chocolat très foncé (texte, titres) */
  --pin-deep: #120b06;     /* ébène quasi noir — fonds sombres (footer, CTA) */
  --bois: #4f3320;         /* bois chocolat */
  --bois-clair: #7a5638;   /* bois clair, accents secondaires */
  --creme: #f2ead9;        /* ivoire chaud — fond principal */
  --creme-deep: #e3d3b8;   /* ivoire soutenu — sections/cartes alternées */
  --cuivre: #8a5a34;       /* chocolat-caramel — accent signature */
  --cuivre-clair: #a97b4e;
  --charbon: #19110a;      /* texte principal, quasi ébène */
  --pierre: #8a7a68;       /* gris-pierre chaud, texte secondaire */
  --line: rgba(25,17,10,0.1);

  --font-display: "Montserrat", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Karla", "Helvetica Neue", Arial, sans-serif;

  --radius: 2px;
  --container: 1180px;
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--charbon);
  background: var(--creme);
  line-height: 1.6;
  font-size: 16px;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  margin: 0 0 0.5em;
  color: var(--pin-deep);
  letter-spacing: -0.02em;
  text-transform: none;
}

h1 { font-size: clamp(2.4rem, 5vw, 4.2rem); font-weight: 800; line-height: 1.02; letter-spacing: -0.03em; }
h2 { font-size: clamp(1.8rem, 3.2vw, 2.6rem); font-weight: 700; letter-spacing: -0.025em; }
h3 { font-size: 1.3rem; font-weight: 700; letter-spacing: -0.01em; }

.quote {
  font-family: var(--font-body);
  font-style: italic;
  font-weight: 500;
}

p { margin: 0 0 1em; }

a { color: var(--pin); text-decoration: none; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
}

.eyebrow {
  font-family: var(--font-body);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--cuivre);
  margin-bottom: 0.9em;
  display: inline-block;
}

/* -------------------- Boutons -------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 15px 30px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.25s ease, background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}
.btn-primary {
  background: var(--cuivre);
  color: var(--creme);
}
.btn-primary:hover { background: var(--cuivre-clair); transform: translateY(-2px); }
.btn-outline {
  background: transparent;
  border-color: rgba(242,234,217,0.55);
  color: var(--creme);
}
.btn-outline:hover { border-color: var(--creme); transform: translateY(-2px); }
.btn-outline-dark {
  background: transparent;
  border-color: var(--pin);
  color: var(--pin);
}
.btn-outline-dark:hover { background: var(--pin); color: var(--creme); }

/* -------------------- Navigation -------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(242,234,217,0.94);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 36px;
  max-width: 1440px;
  margin: 0 auto;
  gap: 24px;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 800;
  color: var(--pin-deep);
  letter-spacing: -0.01em;
  text-transform: uppercase;
  white-space: nowrap;
  flex-shrink: 0;
}
.logo span { color: var(--cuivre); font-weight: 700; }
.logo-mark { width: 32px; height: 20px; color: var(--cuivre); flex-shrink: 0; }
.nav-links {
  display: flex;
  gap: 17px;
  list-style: none;
  margin: 0;
  padding: 0;
  flex-wrap: nowrap;
}
.nav-links a {
  color: var(--charbon);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  white-space: nowrap;
  position: relative;
  padding-bottom: 4px;
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0; right: 100%;
  bottom: 0;
  height: 2px;
  background: var(--cuivre);
  transition: right 0.25s ease;
}
.nav-links a:hover::after, .nav-links a.active::after { right: 0; }
.nav-links a:hover, .nav-links a.active { color: var(--pin-deep); }
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--pin-deep);
  margin: 5px 0;
}

/* -------------------- Motif signature : crêtes des Aiguilles d'Arves -------------------- */
.balustrade {
  width: 100%;
  height: auto;
  display: block;
  color: var(--cuivre);
}
.balustrade.on-dark { color: var(--cuivre-clair); }
.section-sep {
  display: flex;
  justify-content: center;
  padding: 10px 0;
}
.section-sep svg { width: 340px; }

/* -------------------- Hero -------------------- */
.hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: flex-end;
  color: var(--creme);
  background-size: cover;
  background-position: center;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(20,13,8,0.18) 0%, rgba(20,13,8,0.4) 55%, rgba(17,11,7,0.86) 100%);
}
.hero-inner {
  position: relative;
  z-index: 2;
  width: 100%;
  padding: 0 32px 64px;
  max-width: var(--container);
  margin: 0 auto;
}
.hero-panel { max-width: 640px; }
.hero .eyebrow { color: var(--cuivre-clair); }
.hero h1 { color: var(--creme); }
.hero-lede { font-size: 1.05rem; max-width: 480px; color: rgba(242,234,217,0.9); }
.hero-ctas { display: flex; gap: 16px; margin-top: 28px; flex-wrap: wrap; }

.page-hero {
  min-height: 46vh;
  align-items: center;
}
.page-hero .hero-inner { padding-bottom: 40px; }

/* -------------------- Sections génériques -------------------- */
section { padding: 96px 0; }
.section-tight { padding: 64px 0; }
.section-dark { background: var(--pin-deep); color: var(--creme); }
.section-dark h2, .section-dark h3 { color: var(--creme); }
.section-cream-deep { background: var(--creme-deep); }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.grid-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 24px; }

.card-center { text-align: center; }
.card-center .card-icon { margin-left: auto; margin-right: auto; }

img { max-width: 100%; display: block; border-radius: var(--radius); }
.img-frame img { border-radius: var(--radius); }

/* -------------------- Cards -------------------- */
.card {
  background: var(--creme);
  border: 1px solid var(--line);
  padding: 32px 28px;
  border-radius: var(--radius);
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}
.card:hover { box-shadow: 0 20px 40px -24px rgba(24,17,10,0.3); transform: translateY(-3px); }
.card-icon {
  width: 44px; height: 44px;
  margin-bottom: 18px;
  color: var(--cuivre);
}

/* -------------------- Footer -------------------- */
.site-footer {
  background: var(--pin-deep);
  color: rgba(242,234,217,0.85);
  padding: 64px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.site-footer h4 { color: var(--creme); font-family: var(--font-body); text-transform: uppercase; font-size: 0.8rem; letter-spacing: 0.1em; }
.site-footer a { color: rgba(242,234,217,0.75); }
.site-footer a:hover { color: var(--cuivre-clair); }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.footer-bottom {
  border-top: 1px solid rgba(242,234,217,0.12);
  padding-top: 24px;
  font-size: 0.8rem;
  color: rgba(242,234,217,0.55);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

/* -------------------- Formulaire -------------------- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.form-field { display: flex; flex-direction: column; gap: 8px; margin-bottom: 22px; }
.form-field.full { grid-column: 1 / -1; }
label { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.06em; font-weight: 700; color: var(--pin); }
input, textarea, select {
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 13px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--creme);
  color: var(--charbon);
}
input:focus, textarea:focus, select:focus {
  outline: 2px solid var(--cuivre);
  outline-offset: 1px;
}
textarea { resize: vertical; min-height: 130px; }
.form-note {
  margin-top: 18px;
  font-size: 0.85rem;
  color: var(--pierre);
  border-left: 3px solid var(--cuivre);
  padding-left: 14px;
}

/* -------------------- Tarifs -------------------- */
.price-table { width: 100%; border-collapse: collapse; margin-top: 12px; }
.price-table th, .price-table td {
  text-align: left;
  padding: 16px 18px;
  border-bottom: 1px solid var(--line);
}
.price-table th {
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--pierre);
}
.price-table td.price { font-family: var(--font-display); font-size: 1.15rem; color: var(--cuivre); }
.price-highlight { background: var(--creme-deep); }

.tag {
  display: inline-block;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 700;
  padding: 5px 10px;
  border-radius: var(--radius);
  background: rgba(138,90,52,0.12);
  color: var(--cuivre);
}

/* -------------------- Chambres (page appartement) -------------------- */
.room {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  padding: 64px 0;
  border-bottom: 1px solid var(--line);
}
.room:last-child { border-bottom: none; }
.room:nth-child(even) .room-media { order: 2; }
.room-meta { display: flex; gap: 10px; margin: 14px 0 18px; flex-wrap: wrap; }

/* -------------------- Utilities -------------------- */
.photo-placeholder {
  aspect-ratio: 4 / 3;
  border: 2px dashed var(--line);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  text-align: center;
  color: var(--pierre);
  background: var(--creme-deep);
  padding: 24px;
}
.photo-placeholder svg { width: 34px; height: 34px; opacity: 0.6; }
.photo-placeholder span { font-size: 0.82rem; max-width: 220px; }

.center { text-align: center; }
.mt-0 { margin-top: 0; }
.max-w-sm { max-width: 640px; }
.mx-auto { margin-left: auto; margin-right: auto; }
.stack { display: flex; flex-direction: column; gap: 12px; }

/* -------------------- Responsive -------------------- */
@media (max-width: 900px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .room, .room:nth-child(even) .room-media { grid-template-columns: 1fr; order: 0; }
  .form-grid { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .nav-toggle { display: block; }
  .site-header.open .nav-links {
    display: flex;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: var(--creme);
    flex-direction: column;
    padding: 20px 32px 28px;
    gap: 18px;
    border-bottom: 1px solid var(--line);
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}

:focus-visible { outline: 2px solid var(--cuivre); outline-offset: 2px; }

/* -------------------- CTA flottant "Réserver" -------------------- */
.floating-cta {
  position: fixed;
  bottom: 26px;
  right: 26px;
  z-index: 300;
  border-radius: 999px;
  box-shadow: 0 14px 30px -10px rgba(0,0,0,0.45);
  opacity: 0;
  transform: translateY(16px) scale(0.96);
  pointer-events: none;
  transition: opacity 0.35s ease, transform 0.35s ease;
}
.floating-cta.visible { opacity: 1; transform: translateY(0) scale(1); pointer-events: auto; }
.floating-cta::before {
  content: "";
  position: absolute;
  inset: -6px;
  border-radius: 999px;
  border: 1.5px solid rgba(138,90,52,0.5);
  animation: cta-pulse 2.6s ease-out infinite;
}
@keyframes cta-pulse {
  0% { opacity: 0.65; transform: scale(0.94); }
  70% { opacity: 0; transform: scale(1.18); }
  100% { opacity: 0; transform: scale(1.18); }
}
@media (prefers-reduced-motion: reduce) {
  .floating-cta::before { animation: none; display: none; }
}
@media (max-width: 640px) {
  .floating-cta { bottom: 16px; right: 16px; padding: 13px 22px; font-size: 0.8rem; }
}

/* Équipements : grille centrée */
.grid-equip { display: flex; flex-wrap: wrap; justify-content: center; gap: 24px; }
.grid-equip .card { flex: 0 0 calc(33.333% - 16px); }
@media (max-width: 900px) { .grid-equip .card { flex: 0 0 calc(50% - 12px); } }
@media (max-width: 560px) { .grid-equip .card { flex: 0 0 100%; } }

/* Petites photos salles d'eau */
.bath-small { max-width: 620px; margin: 24px auto 0; gap: 24px; }
.bath-small .img-frame img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; }

/* Photo piscine (prestations) */
.pool-photo { max-width: 560px; margin: 56px auto 0; text-align: center; }
.pool-photo img { width: 100%; border-radius: var(--radius); }
.pool-photo figcaption { margin-top: 12px; font-size: 0.9rem; opacity: 0.8; }

/* Salles d'eau : 3 photos sur une ligne, même taille */
.bath-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 40px; }
.bath-row .img-frame img { width: 100%; aspect-ratio: 3 / 4; object-fit: cover; }
@media (max-width: 700px) { .bath-row { grid-template-columns: 1fr; } }

/* Prestations : cartes centrées (4 par ligne) */
.grid-cards-center { display: flex; flex-wrap: wrap; justify-content: center; gap: 24px; }
.grid-cards-center .card { flex: 0 0 calc(25% - 18px); }
@media (max-width: 1000px) { .grid-cards-center .card { flex: 0 0 calc(50% - 12px); } }
@media (max-width: 560px) { .grid-cards-center .card { flex: 0 0 100%; } }

/* Deux photos côte à côte (Qui sommes-nous) */
.photo-duo { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.photo-duo img { width: 100%; aspect-ratio: 3 / 4; object-fit: cover; }

/* Section "Les vues" (L'appartement) */
.views-lede { max-width: 620px; margin: 16px auto 0; }
.views-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 48px; }
.view-item { margin: 0; }
.view-item img, .view-item video { display: block; width: 100%; aspect-ratio: 3 / 4; object-fit: cover; border-radius: var(--radius); background: var(--creme-deep); }
.view-item figcaption { margin-top: 12px; font-size: 0.9rem; text-align: center; color: var(--pierre); }
@media (max-width: 900px) { .views-grid { grid-template-columns: 1fr; max-width: 420px; margin-left: auto; margin-right: auto; } }

/* Salles d'eau : 4 photos */
.bath-row-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) { .bath-row-4 { grid-template-columns: repeat(2, 1fr); } }

/* Photos des chambres : toujours pleine largeur de leur colonne */
.room-media img { width: 100%; }

/* Lisibilité des textes posés sur les photos de bandeau */
.hero .eyebrow, .hero h1, .hero-lede { text-shadow: 0 1px 12px rgba(17,11,7,0.55); }

/* Vidéos des vues : lancement par bouton */
.video-wrap { position: relative; }
.video-play {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 72px; height: 72px; border-radius: 50%; border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  background: rgba(242,234,217,0.92); color: var(--cuivre);
  box-shadow: 0 6px 20px rgba(17,11,7,0.3);
  transition: transform 0.2s ease, background 0.2s ease;
}
.video-play:hover { transform: translate(-50%, -50%) scale(1.06); background: var(--creme); }
.video-play svg { width: 30px; height: 30px; margin-left: 4px; }
.video-wrap.is-playing .video-play { display: none; }