/* ==========================================================================
   Château de Sainte-Colombe-sur-Gand — feuille de style principale
   ========================================================================== */

:root {
  --color-cream: #f6f2ea;
  --color-cream-dark: #ede5d6;
  --color-ink: #2a2822;
  --color-ink-soft: #514c40;
  --color-stone: #d8cfbd;
  --color-forest: #3f4a3a;
  --color-forest-dark: #2c3428;
  --color-gold: #a67c3d;
  --color-gold-light: #c79b53;
  --color-white: #ffffff;

  --font-display: "Playfair Display", "Georgia", serif;
  --font-body: "Jost", "Helvetica Neue", Arial, sans-serif;

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

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-ink);
  background: var(--color-cream);
  line-height: 1.65;
  font-size: 17px;
}

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

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

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 28px;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.2;
  margin: 0 0 18px;
  color: var(--color-ink);
}

h1 { font-size: clamp(2.4rem, 5vw, 3.6rem); }
h2 { font-size: clamp(1.8rem, 3.2vw, 2.4rem); }
h3 { font-size: 1.35rem; }

p { margin: 0 0 16px; }

.eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.78rem;
  color: var(--color-gold);
  font-weight: 600;
  margin-bottom: 12px;
}

.lead {
  font-size: 1.15rem;
  color: var(--color-ink-soft);
  max-width: 62ch;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-weight: 600;
  letter-spacing: 0.02em;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 0.95rem;
}

.btn-primary {
  background: var(--color-gold);
  color: var(--color-white);
}
.btn-primary:hover { background: var(--color-gold-light); }

.btn-outline {
  background: transparent;
  border-color: currentColor;
}
.btn-outline:hover { background: rgba(255,255,255,0.12); }

.btn-dark {
  background: var(--color-forest);
  color: var(--color-white);
}
.btn-dark:hover { background: var(--color-forest-dark); }

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(246, 242, 234, 0.96);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--color-stone);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 84px;
}

.brand {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}
.brand span { display: block; font-family: var(--font-body); font-size: 0.65rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--color-gold); font-weight: 600; margin-top: 2px; }

.main-nav ul {
  list-style: none;
  display: flex;
  gap: 30px;
  margin: 0;
  padding: 0;
}

.main-nav a {
  font-size: 0.92rem;
  font-weight: 500;
  padding-bottom: 4px;
  border-bottom: 2px solid transparent;
  transition: border-color 0.2s ease;
}

.main-nav a:hover,
.main-nav a.active {
  border-bottom-color: var(--color-gold);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 40px;
  height: 32px;
  flex-direction: column;
  justify-content: space-between;
  padding: 4px 0;
}
.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--color-ink);
}

.header-cta { display: flex; align-items: center; gap: 22px; margin-left: 40px; }
.header-cta .phone { font-size: 0.9rem; font-weight: 600; }

.lang-switch { display: flex; gap: 4px; }
.lang-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  border: 1px solid var(--color-stone);
  background: transparent;
  border-radius: 999px;
  padding: 4px 10px 4px 8px;
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--color-ink-soft);
  cursor: pointer;
  line-height: 1;
}
.lang-btn .flag { font-size: 1rem; line-height: 1; }
.lang-btn.is-current { background: var(--color-forest); border-color: var(--color-forest); color: var(--color-white); }
.lang-btn:not(.is-current):hover { border-color: var(--color-gold); color: var(--color-ink); }

[data-i18n-only="en"] { display: none; }

/* ---------- Hero ---------- */

.hero {
  position: relative;
  min-height: 78vh;
  display: flex;
  align-items: flex-end;
  color: var(--color-white);
  background-size: cover;
  background-position: center;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(20,20,15,0.15) 0%, rgba(20,20,15,0.55) 75%, rgba(20,20,15,0.75) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  padding-bottom: 64px;
  max-width: 780px;
}

.hero .eyebrow { color: var(--color-gold-light); }
.hero h1 { color: var(--color-white); }
.hero .lead { color: rgba(255,255,255,0.88); }
.hero-actions { display: flex; gap: 14px; margin-top: 24px; flex-wrap: wrap; }

.page-hero {
  position: relative;
  min-height: 46vh;
  display: flex;
  align-items: center;
  color: var(--color-white);
  background-size: cover;
  background-position: center;
}
.page-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(24,22,18,0.5);
}
.page-hero .container { position: relative; z-index: 2; }
.page-hero h1 { color: var(--color-white); margin-bottom: 8px; }
.page-hero .lead { color: rgba(255,255,255,0.92); }

/* ---------- Sections ---------- */

section { padding: 88px 0; }
.section-tight { padding: 56px 0; }
.bg-cream-dark { background: var(--color-cream-dark); }
.bg-forest { background: var(--color-forest); color: var(--color-white); }
.bg-forest h2, .bg-forest h3 { color: var(--color-white); }
.bg-forest .eyebrow { color: var(--color-gold-light); }

.section-head { max-width: 680px; margin-bottom: 48px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

.card {
  background: var(--color-white);
  border: 1px solid var(--color-stone);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.card-body { padding: 26px; flex: 1; display: flex; flex-direction: column; }
.card img { aspect-ratio: 4/3; object-fit: cover; width: 100%; }
.card .tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-gold);
  margin-bottom: 8px;
}
.card .meta {
  display: flex;
  gap: 16px;
  font-size: 0.85rem;
  color: var(--color-ink-soft);
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--color-cream-dark);
}

.photo-placeholder {
  aspect-ratio: 4/3;
  width: 100%;
  background:
    repeating-linear-gradient(45deg, var(--color-cream-dark), var(--color-cream-dark) 10px, var(--color-stone) 10px, var(--color-stone) 20px);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--color-ink-soft);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 20px;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 220px;
  gap: 14px;
}
.gallery-grid img { width: 100%; height: 100%; object-fit: cover; border-radius: var(--radius); }
.gallery-grid .span-2 { grid-column: span 2; }
.gallery-grid .row-2 { grid-row: span 2; }

.two-col-feature {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.two-col-feature img { border-radius: var(--radius); }

.map-frame {
  border-radius: var(--radius);
  min-height: 300px;
}

.stat-row {
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
  margin-top: 8px;
}
.stat-row .stat b {
  display: block;
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--color-gold);
}
.stat-row .stat span { font-size: 0.85rem; color: var(--color-ink-soft); }

/* ---------- Pricing ---------- */

.pricing-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}
.price-card {
  background: var(--color-white);
  border: 1px solid var(--color-stone);
  padding: 40px;
  border-radius: var(--radius);
}
.price-card.featured {
  border-color: var(--color-gold);
  box-shadow: 0 18px 40px rgba(166, 124, 61, 0.15);
}
.price-card .price {
  font-family: var(--font-display);
  font-size: 2.6rem;
  color: var(--color-forest);
  margin: 6px 0 22px;
}
.price-card ul { list-style: none; padding: 0; margin: 0 0 24px; }
.price-card li {
  padding: 10px 0;
  border-bottom: 1px solid var(--color-cream-dark);
  font-size: 0.95rem;
  padding-left: 22px;
  position: relative;
}
.price-card li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--color-gold);
}

table.options-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-white);
  border: 1px solid var(--color-stone);
}
table.options-table th, table.options-table td {
  text-align: left;
  padding: 14px 20px;
  border-bottom: 1px solid var(--color-cream-dark);
  font-size: 0.95rem;
}
table.options-table th {
  background: var(--color-forest);
  color: var(--color-white);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
}
table.options-table td.price { font-weight: 700; color: var(--color-forest); white-space: nowrap; }

/* ---------- Form ---------- */

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.form-grid .full { grid-column: 1 / -1; }
label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 6px;
}
input, select, textarea {
  width: 100%;
  padding: 13px 14px;
  border: 1px solid var(--color-stone);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.98rem;
  background: var(--color-white);
  color: var(--color-ink);
}
textarea { resize: vertical; min-height: 120px; }
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--color-gold);
}
.form-note { font-size: 0.82rem; color: var(--color-ink-soft); margin-top: 6px; }

.alert {
  padding: 16px 20px;
  border-radius: var(--radius);
  margin-bottom: 24px;
  font-weight: 600;
}
.alert-success { background: #e4ede1; color: var(--color-forest-dark); border: 1px solid #b9d1b2; }
.alert-error { background: #f6e2df; color: #8a2f21; border: 1px solid #e7b6ac; }

/* ---------- Points list ---------- */

.points-list { list-style: none; padding: 0; margin: 0; }
.points-list li {
  padding: 16px 0 16px 34px;
  border-bottom: 1px solid var(--color-cream-dark);
  position: relative;
}
.points-list li::before {
  content: "✦";
  position: absolute;
  left: 0;
  top: 16px;
  color: var(--color-gold);
  font-size: 0.85rem;
}

/* ---------- CTA banner ---------- */

.cta-banner {
  background: var(--color-forest);
  color: var(--color-white);
  text-align: center;
  padding: 72px 0;
}
.cta-banner h2 { color: var(--color-white); }
.cta-banner .lead { color: rgba(255,255,255,0.85); margin: 0 auto 28px; }

/* ---------- Footer ---------- */

.site-footer {
  background: var(--color-ink);
  color: rgba(255,255,255,0.78);
  padding: 64px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}
.site-footer h4 { color: var(--color-white); font-size: 1rem; margin-bottom: 16px; }
.site-footer a:hover { color: var(--color-gold-light); }
.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin-bottom: 10px; font-size: 0.92rem; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  font-size: 0.82rem;
  flex-wrap: wrap;
  gap: 10px;
}
.footer-bottom a { text-decoration: underline; }

/* ---------- Galerie photo (lien "voir toutes les photos") ---------- */

.gallery-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-gold);
  border-bottom: 1px solid currentColor;
  cursor: pointer;
  margin-top: 4px;
  background: none;
  border-top: none;
  border-left: none;
  border-right: none;
  padding: 0;
  font-family: var(--font-body);
}
.gallery-link:hover { color: var(--color-gold-light); }

/* ---------- Lightbox ---------- */

.lightbox-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(20, 18, 15, 0.92);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 32px;
}
.lightbox-overlay.open { display: flex; }

.lightbox-figure {
  position: relative;
  max-width: 1000px;
  width: 100%;
  text-align: center;
}
.lightbox-figure img {
  max-width: 100%;
  max-height: 78vh;
  width: auto;
  margin: 0 auto;
  border-radius: 2px;
  display: block;
}
.lightbox-caption {
  color: rgba(255,255,255,0.85);
  font-size: 0.9rem;
  margin-top: 14px;
}

.lightbox-close {
  position: absolute;
  top: -48px;
  right: 0;
  background: none;
  border: none;
  color: var(--color-white);
  font-size: 2rem;
  line-height: 1;
  cursor: pointer;
  padding: 6px;
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255,255,255,0.12);
  border: none;
  color: var(--color-white);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  font-size: 1.4rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}
.lightbox-nav:hover { background: rgba(255,255,255,0.24); }
.lightbox-prev { left: -12px; }
.lightbox-next { right: -12px; }

@media (max-width: 700px) {
  .lightbox-overlay { padding: 16px; }
  .lightbox-prev { left: 0; }
  .lightbox-next { right: 0; }
  .lightbox-close { top: -40px; }
}

/* ---------- Utility ---------- */

.mt-0 { margin-top: 0; }
.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }

/* ---------- Responsive ---------- */

@media (max-width: 900px) {
  .grid-2, .grid-3, .grid-4, .two-col-feature, .pricing-grid, .form-grid, .footer-grid {
    grid-template-columns: 1fr;
  }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 180px; }
  .gallery-grid .span-2 { grid-column: span 2; }
  .main-nav { position: fixed; inset: 84px 0 0 0; background: var(--color-cream); transform: translateX(100%); transition: transform 0.25s ease; overflow-y: auto; }
  .main-nav.open { transform: translateX(0); }
  .main-nav ul { flex-direction: column; padding: 32px 28px; gap: 6px; }
  .main-nav a { display: block; padding: 14px 0; font-size: 1.05rem; }
  .nav-toggle { display: flex; }
  .header-cta { gap: 12px; margin-left: auto; }
  .header-cta .phone { display: none; }
  .lang-btn { padding: 4px 8px 4px 6px; font-size: 0.72rem; }
  section { padding: 56px 0; }
  .stat-row { gap: 28px; }
}