/* ============================================
   CHÂTEAU BEAUSOLEIL — Feuille de style principale
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,400;0,500;0,600;1,400&family=Jost:wght@300;400;500;600&display=swap');

:root {
  /* Palette — luxe contemporain & nature de Loire */
  --color-ivory: #FAF7F1;        /* fond principal, papier crème */
  --color-stone: #EFE9DD;        /* fond secondaire, sections alternées */
  --color-forest: #2E3B2E;       /* vert profond, feuillage du parc */
  --color-forest-light: #46573F; /* vert feutré, accents */
  --color-loire: #5C7A82;        /* bleu-gris, reflets du fleuve */
  --color-bronze: #A9803D;       /* or bronze, luxe discret */
  --color-bronze-light: #C9A66B;
  --color-charcoal: #23241F;     /* texte principal */
  --color-charcoal-soft: #4A4A42;/* texte secondaire */
  --color-white: #FFFFFF;

  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-sans: 'Jost', 'Segoe UI', sans-serif;

  --container-max: 1280px;
  --space-section: clamp(4rem, 8vw, 8rem);

  --transition-fast: 220ms ease;
  --transition-slow: 500ms cubic-bezier(0.16, 1, 0.3, 1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  font-family: var(--font-sans);
  color: var(--color-charcoal);
  background: var(--color-ivory);
  line-height: 1.7;
  font-size: 16px;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 4vw, 3rem);
}

h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 500;
  line-height: 1.15;
  color: var(--color-charcoal);
}

.eyebrow {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-bronze);
  font-weight: 500;
  display: inline-block;
  margin-bottom: 1rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.95rem 2.2rem;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 500;
  border: 1px solid currentColor;
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
  min-height: 44px;
  background: transparent;
}

.btn-light {
  color: var(--color-white);
  border-color: rgba(255,255,255,0.65);
}
.btn-light:hover { background: var(--color-white); color: var(--color-charcoal); }

.btn-dark {
  color: var(--color-charcoal);
  border-color: var(--color-charcoal);
}
.btn-dark:hover { background: var(--color-charcoal); color: var(--color-ivory); }

/* ============ HEADER ============ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  padding: 1.5rem 0;
  transition: background var(--transition-slow), padding var(--transition-slow), box-shadow var(--transition-slow);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site-header.is-scrolled {
  background: rgba(250, 247, 241, 0.92);
  backdrop-filter: blur(10px);
  padding: 0.9rem 0;
  box-shadow: 0 1px 0 rgba(35,36,31,0.06);
}

.logo {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  letter-spacing: 0.04em;
  color: var(--color-white);
  transition: color var(--transition-slow);
}
.site-header.is-scrolled .logo { color: var(--color-charcoal); }

.nav-links {
  display: flex;
  gap: 2.4rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-white);
  padding-bottom: 4px;
  border-bottom: 1px solid transparent;
  transition: color var(--transition-slow), border-color var(--transition-fast);
}
.site-header.is-scrolled .nav-links a { color: var(--color-charcoal-soft); }
.nav-links a:hover { border-color: currentColor; }

.header-cta { display: flex; align-items: center; gap: 1.5rem; }
.header-cta .btn { color: var(--color-white); border-color: rgba(255,255,255,0.7); transition: color var(--transition-slow), border-color var(--transition-slow), background var(--transition-fast); }
.site-header.is-scrolled .header-cta .btn { color: var(--color-charcoal); border-color: var(--color-charcoal); }
.header-cta .btn:hover { background: var(--color-white); color: var(--color-charcoal) !important; }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  content: '';
  display: block;
  width: 24px;
  height: 1px;
  background: var(--color-white);
  position: relative;
  transition: background var(--transition-slow);
}
.site-header.is-scrolled .nav-toggle span,
.site-header.is-scrolled .nav-toggle span::before,
.site-header.is-scrolled .nav-toggle span::after,
.site-header.menu-open .nav-toggle span,
.site-header.menu-open .nav-toggle span::before,
.site-header.menu-open .nav-toggle span::after { background: var(--color-charcoal); }
.site-header.menu-open .nav-toggle { z-index: 60; position: relative; }
.nav-toggle span::before { position: absolute; top: -8px; }
.nav-toggle span::after { position: absolute; top: 8px; }

/* ============ HERO ============ */
.hero {
  position: relative;
  height: 100vh;
  min-height: 640px;
  display: flex;
  align-items: flex-end;
  color: var(--color-white);
  background: linear-gradient(160deg, #3a4a3a 0%, #2c3a2c 55%, #1e2a1e 100%);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute; inset: 0;
  background:
    linear-gradient(0deg, rgba(8,11,16,0.82) 0%, rgba(8,11,16,0.55) 30%, rgba(8,11,16,0.12) 60%, rgba(8,11,16,0.35) 100%);
  z-index: 1;
}

.hero-bg {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
  transform: scale(1.06);
}

.hero-content {
  position: relative;
  z-index: 2;
  padding-bottom: clamp(3rem, 8vw, 6rem);
  width: 100%;
}

.hero-content .eyebrow { color: var(--color-bronze-light); text-shadow: 0 1px 8px rgba(8,11,16,0.6); }

.hero-title {
  font-size: clamp(2.6rem, 7vw, 5.5rem);
  font-weight: 500;
  max-width: 16ch;
  color: var(--color-white);
  text-shadow: 0 2px 24px rgba(8,11,16,0.55), 0 1px 3px rgba(8,11,16,0.45);
}

.hero-sub {
  margin-top: 1.25rem;
  font-size: clamp(1rem, 1.4vw, 1.2rem);
  font-weight: 300;
  max-width: 40ch;
  color: rgba(255,255,255,0.94);
  text-shadow: 0 1px 12px rgba(8,11,16,0.6), 0 1px 2px rgba(8,11,16,0.5);
}

.hero-actions { margin-top: 2.2rem; display: flex; gap: 1rem; flex-wrap: wrap; }

.scroll-cue {
  position: absolute;
  bottom: 1.8rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  color: rgba(255,255,255,0.75);
}
.scroll-cue .line {
  width: 1px;
  height: 42px;
  background: rgba(255,255,255,0.5);
  overflow: hidden;
}
.scroll-cue .line::after {
  content: '';
  display: block;
  width: 100%;
  height: 40%;
  background: var(--color-white);
  animation: scrollcue 1.8s infinite;
}
@keyframes scrollcue {
  0% { transform: translateY(-100%); }
  100% { transform: translateY(250%); }
}

/* ============ SECTION GENERIC ============ */
.section { padding: var(--space-section) 0; }
.section-alt { background: var(--color-stone); }

.section-header {
  max-width: 640px;
  margin-bottom: 3rem;
}
.section-header.centered { margin-left: auto; margin-right: auto; text-align: center; }

.section-header h2 { font-size: clamp(2rem, 4vw, 2.9rem); }
.section-header p { margin-top: 1.1rem; color: var(--color-charcoal-soft); font-size: 1.05rem; }

/* ============ STORY / SPLIT ============ */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
}
.split.reverse .split-media { order: 2; }
.split.reverse .split-text { order: 1; }

.split-media img, .split-media .ph {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
}

.ph {
  background: linear-gradient(135deg, #dfd8c6, #c9bfa4);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(35,36,31,0.35);
  font-family: var(--font-sans);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-align: center;
  padding: 1rem;
}

.split-text h2 { margin-bottom: 1.3rem; font-size: clamp(2rem, 3.6vw, 2.8rem); }
.split-text p { color: var(--color-charcoal-soft); margin-bottom: 1.1rem; font-size: 1.05rem; }
.split-text p:last-of-type { margin-bottom: 1.6rem; }

/* ============ STAT STRIP ============ */
.stats {
  background: var(--color-forest);
  color: var(--color-white);
  padding: clamp(3rem, 6vw, 4.5rem) 0;
}
.stats .container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}
.stat-num {
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  color: var(--color-bronze-light);
}
.stat-label {
  margin-top: 0.5rem;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.75);
}

/* ============ GALLERY GRID ============ */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-auto-rows: 220px;
  gap: 1rem;
}
.gallery-item {
  overflow: hidden;
  position: relative;
}
.gallery-item img, .gallery-item .ph { width: 100%; height: 100%; object-fit: cover; transition: transform var(--transition-slow); }
.gallery-item:hover img, .gallery-item:hover .ph { transform: scale(1.05); }

.gallery-item.g-1 { grid-column: span 4; grid-row: span 2; }
.gallery-item.g-2 { grid-column: span 2; grid-row: span 1; }
.gallery-item.g-3 { grid-column: span 2; grid-row: span 1; }
.gallery-item.g-4 { grid-column: span 3; grid-row: span 1; }
.gallery-item.g-5 { grid-column: span 3; grid-row: span 1; }

.gallery-caption {
  position: absolute;
  left: 1.2rem;
  bottom: 1.1rem;
  color: var(--color-white);
  font-family: var(--font-serif);
  font-size: 1.15rem;
  z-index: 2;
}
.gallery-item::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(0deg, rgba(15,17,13,0.55) 0%, transparent 45%);
  z-index: 1;
}

/* ============ DOMAINE FULL-BLEED ============ */
.full-bleed {
  position: relative;
  min-height: 78vh;
  display: flex;
  align-items: center;
  color: var(--color-white);
  background: linear-gradient(150deg, #46573f, #2e3b2e 60%, #23291e);
  overflow: hidden;
}
.full-bleed-bg {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
}
.full-bleed::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(15,17,13,0.72) 0%, rgba(15,17,13,0.25) 60%);
  z-index: 1;
}
.full-bleed .container { position: relative; z-index: 2; }
.full-bleed-content { max-width: 560px; }
.full-bleed-content h2 { color: var(--color-white); font-size: clamp(2.1rem, 4vw, 3.2rem); margin-bottom: 1.2rem; }
.full-bleed-content p { color: rgba(255,255,255,0.85); font-size: 1.08rem; margin-bottom: 1rem; }

/* ============ QUOTE ============ */
.quote-section { padding: var(--space-section) 0; text-align: center; }
.quote-section blockquote {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(1.5rem, 3vw, 2.3rem);
  max-width: 780px;
  margin: 0 auto;
  color: var(--color-forest-light);
  line-height: 1.5;
}
.quote-section cite {
  display: block;
  margin-top: 1.5rem;
  font-family: var(--font-sans);
  font-style: normal;
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-bronze);
}

/* ============ CTA ============ */
.cta {
  position: relative;
  padding: clamp(5rem, 10vw, 8rem) 0;
  text-align: center;
  color: var(--color-white);
  background: linear-gradient(160deg, #23291e, #2e3b2e 70%);
  overflow: hidden;
}
.cta::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(circle at 50% 0%, rgba(201,166,107,0.16), transparent 60%);
}
.cta .container { position: relative; z-index: 1; }
.cta h2 { color: var(--color-white); font-size: clamp(2.2rem, 4.5vw, 3.4rem); max-width: 18ch; margin: 0 auto 1.2rem; }
.cta p { color: rgba(255,255,255,0.8); max-width: 46ch; margin: 0 auto 2.2rem; font-size: 1.08rem; }

/* ============ FOOTER ============ */
.site-footer {
  background: var(--color-charcoal);
  color: rgba(255,255,255,0.7);
  padding: 4rem 0 2rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 2.5rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-logo { font-family: var(--font-serif); font-size: 1.5rem; color: var(--color-white); margin-bottom: 1rem; }
.footer-grid p { font-size: 0.92rem; line-height: 1.7; }
.footer-col h4 { color: var(--color-white); font-size: 0.85rem; letter-spacing: 0.1em; text-transform: uppercase; font-family: var(--font-sans); font-weight: 500; margin-bottom: 1.1rem; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 0.7rem; }
.footer-col a { font-size: 0.92rem; transition: color var(--transition-fast); }
.footer-col a:hover { color: var(--color-bronze-light); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1.6rem;
  font-size: 0.8rem;
  flex-wrap: wrap;
  gap: 1rem;
}

/* ============ GALERIE EXTENSIBLE ============ */
.expand-gallery {
  display: flex;
  gap: 0.6rem;
  height: 520px;
  width: 100%;
}

.expand-item {
  position: relative;
  flex: 1;
  overflow: hidden;
  cursor: pointer;
  transition: flex 550ms cubic-bezier(0.16, 1, 0.3, 1);
}
.expand-gallery:hover .expand-item { flex: 1; }
.expand-gallery .expand-item:hover { flex: 2.6; }

.expand-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.expand-item::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(0deg, rgba(15,17,13,0.55) 0%, transparent 45%);
  transition: opacity 350ms ease;
}
.expand-item .gallery-caption {
  position: absolute;
  left: 1.2rem;
  bottom: 1.1rem;
  z-index: 2;
  color: var(--color-white);
  font-family: var(--font-serif);
  font-size: 1.15rem;
  white-space: nowrap;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 300ms ease 120ms, transform 300ms ease 120ms;
}
.expand-item:hover .gallery-caption { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  .expand-item { transition: none; }
}

@media (max-width: 900px) {
  .expand-gallery { flex-direction: column; height: auto; }
  .expand-item { flex: none !important; height: 220px; }
  .expand-item .gallery-caption { opacity: 1; transform: none; }
}

/* ============ VISIONNEUSE PLEIN ÉCRAN ============ */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 110;
  display: flex;
  align-items: center;
  justify-content: center;
}
.lightbox[hidden] { display: none; }

.lightbox-overlay {
  position: absolute;
  inset: 0;
  background: rgba(15, 17, 13, 0.93);
  animation: bookingFade 250ms ease;
}

.lightbox-figure {
  position: relative;
  z-index: 1;
  max-width: min(90vw, 1200px);
  max-height: 84vh;
  animation: bookingRise 320ms cubic-bezier(0.16, 1, 0.3, 1);
}
.lightbox-figure img {
  max-width: 100%;
  max-height: 84vh;
  object-fit: contain;
  display: block;
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
  position: absolute;
  z-index: 2;
  background: none;
  border: none;
  cursor: pointer;
  color: rgba(255,255,255,0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color var(--transition-fast);
}
.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover { color: var(--color-white); }

.lightbox-close {
  top: 1.4rem;
  right: 1.4rem;
  width: 44px;
  height: 44px;
}
.lightbox-close svg { width: 22px; height: 22px; }

.lightbox-prev, .lightbox-next {
  top: 50%;
  transform: translateY(-50%);
  width: 56px;
  height: 56px;
}
.lightbox-prev { left: 0.5rem; }
.lightbox-next { right: 0.5rem; }
.lightbox-prev svg, .lightbox-next svg { width: 30px; height: 30px; }

.lightbox-counter {
  position: absolute;
  bottom: 1.6rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  color: rgba(255,255,255,0.85);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  background: rgba(255,255,255,0.08);
  padding: 0.5rem 1.1rem;
}

@media (max-width: 640px) {
  .lightbox-prev, .lightbox-next { width: 44px; height: 44px; }
  .lightbox-prev svg, .lightbox-next svg { width: 24px; height: 24px; }
}

/* ============ MODALE RÉSERVATION ============ */
.booking-modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}
.booking-modal[hidden] { display: none; }

.booking-overlay {
  position: absolute;
  inset: 0;
  background: rgba(20, 24, 18, 0.62);
  backdrop-filter: blur(4px);
  animation: bookingFade 300ms ease;
}

.booking-panel {
  position: relative;
  background: var(--color-ivory);
  max-width: 560px;
  width: 100%;
  padding: clamp(2.2rem, 5vw, 3.5rem);
  text-align: center;
  box-shadow: 0 30px 80px rgba(0,0,0,0.35);
  animation: bookingRise 380ms cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes bookingFade { from { opacity: 0; } to { opacity: 1; } }
@keyframes bookingRise {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}

.booking-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-charcoal-soft);
  transition: color var(--transition-fast);
}
.booking-close:hover { color: var(--color-charcoal); }
.booking-close svg { width: 20px; height: 20px; }

.booking-panel h3 {
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  margin-bottom: 0.9rem;
}
.booking-panel > p {
  color: var(--color-charcoal-soft);
  font-size: 0.98rem;
  max-width: 40ch;
  margin: 0 auto 2rem;
}

.booking-links {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.booking-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.05rem 1.4rem;
  background: var(--color-white);
  border: 1px solid rgba(35,36,31,0.14);
  cursor: pointer;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
  min-height: 44px;
}
.booking-link:hover {
  border-color: var(--color-bronze);
  box-shadow: 0 6px 18px rgba(35,36,31,0.08);
}
.booking-link .brand {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  font-family: var(--font-sans);
}
.booking-link .brand-abritel { color: #2A6EBB; }
.booking-link .brand-airbnb { color: #FF5A5F; }
.booking-link .brand-booking { color: #003580; }
.booking-link .brand-booking span { color: #009FE3; }
.booking-link .go {
  color: var(--color-bronze);
  display: flex;
  align-items: center;
  flex-shrink: 0;
}
.booking-link .go svg { width: 18px; height: 18px; }

.booking-note {
  margin-top: 1.6rem;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-charcoal-soft);
}

body.modal-open { overflow: hidden; }

/* ============ REVEAL ANIMATION ============ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 800ms ease, transform 800ms ease;
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* ============ RESPONSIVE ============ */
@media (max-width: 1024px) {
  .split { grid-template-columns: 1fr; }
  .split.reverse .split-media { order: 1; }
  .split.reverse .split-text { order: 2; }
  .stats .container { grid-template-columns: repeat(2, 1fr); gap: 2.5rem; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 240px; }
  .gallery-item.g-1, .gallery-item.g-2, .gallery-item.g-3, .gallery-item.g-4, .gallery-item.g-5 { grid-column: span 1; grid-row: span 1; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-links, .header-cta .btn { display: none; }
  .nav-toggle { display: flex; }
  .hero-title { max-width: 100%; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .scroll-cue { display: none; }

  .nav-links.is-open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0; right: 0;
    height: 100vh;
    width: min(80vw, 320px);
    background: var(--color-ivory);
    padding: 6rem 2rem 2rem;
    gap: 1.6rem;
    z-index: 49;
    box-shadow: -8px 0 24px rgba(0,0,0,0.12);
  }
  .nav-links.is-open a { color: var(--color-charcoal); font-size: 0.95rem; }
}