/* ============================================================
   Villa Isabelle & Villa Caroline — feuille de style unique
   Palette mediterraneenne : mer, sable, terracotta, olivier
   ============================================================ */

:root {
  --sea: #1f6f6b;
  --sea-dark: #16514e;
  --terracotta: #c96f43;
  --sand: #f6efe3;
  --sand-2: #efe4d1;
  --ink: #2b2622;
  --ink-soft: #5c534b;
  --line: #e2d6c2;
  --white: #fffdf9;
  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 10px 30px rgba(43, 38, 34, .12);
  --shadow-sm: 0 4px 14px rgba(43, 38, 34, .10);
  --wrap: 1120px;
  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

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

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  background: var(--white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; height: auto; }
a { color: var(--sea-dark); }
h1, h2, h3 { font-family: var(--serif); font-weight: 500; line-height: 1.15; color: var(--ink); }
h1 { font-size: clamp(2rem, 5vw, 3.1rem); margin: 0 0 .5em; }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.1rem); margin: 2.2em 0 .7em; }
h3 { font-size: 1.2rem; margin: 0 0 .4em; }
p { margin: 0 0 1em; }

.wrap { width: min(100% - 2.5rem, var(--wrap)); margin-inline: auto; }
.narrow { max-width: 760px; }
.center { text-align: center; }
.lead { font-size: 1.15rem; color: var(--ink-soft); }
.muted { color: var(--ink-soft); font-size: .95rem; }
.kicker {
  text-transform: uppercase; letter-spacing: .16em; font-size: .78rem;
  font-weight: 600; color: var(--terracotta); margin: 0 0 .8em;
}
.visually-hidden, .hp {
  position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

.skip-link {
  position: absolute; left: 1rem; top: -3rem; background: var(--sea); color: #fff;
  padding: .6rem 1rem; border-radius: var(--radius-sm); z-index: 1000; transition: top .2s;
}
.skip-link:focus { top: 1rem; }

/* ---------- Boutons ---------- */
.btn {
  display: inline-block; background: var(--sea); color: #fff; text-decoration: none;
  padding: .85rem 1.6rem; border-radius: 999px; font-weight: 600; font-size: 1rem;
  border: 2px solid var(--sea); cursor: pointer; transition: transform .15s, background .15s;
}
.btn:hover { background: var(--sea-dark); border-color: var(--sea-dark); transform: translateY(-1px); }
.btn:disabled { opacity: .45; cursor: not-allowed; transform: none; }
.btn-outline { background: transparent; color: var(--sea-dark); }
.btn-outline:hover { background: var(--sea); color: #fff; }
.btn-ghost { background: rgba(255,255,255,.14); border-color: #fff; color: #fff; backdrop-filter: blur(3px); }
.btn-ghost:hover { background: #fff; color: var(--sea-dark); }
.btn-small { padding: .55rem 1.1rem; font-size: .92rem; }
.btn-block { display: block; width: 100%; text-align: center; }

/* ---------- En-tete ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100; background: rgba(255,253,249,.92);
  backdrop-filter: blur(8px); border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 68px; }
.brand { display: flex; align-items: center; gap: .55rem; text-decoration: none; color: var(--ink); font-weight: 600; }
.brand-mark { color: var(--terracotta); font-size: 1.25rem; }
.brand-name { font-family: var(--serif); font-size: 1.05rem; line-height: 1.15; }

.primary-nav { display: flex; align-items: center; gap: 1.5rem; }
.primary-nav ul { list-style: none; display: flex; align-items: center; gap: 1.25rem; margin: 0; padding: 0; }
.primary-nav a { text-decoration: none; color: var(--ink); font-size: .95rem; font-weight: 500; }
.primary-nav a:hover { color: var(--sea-dark); }
.nav-cta a { color: #fff; }

.lang-switch { display: flex; gap: .35rem; }
.lang-switch a {
  text-decoration: none; font-size: .78rem; font-weight: 600; color: var(--ink-soft);
  padding: .2rem .4rem; border-radius: 6px;
}
.lang-switch a.is-current { background: var(--sea); color: #fff; }

.nav-toggle { display: none; width: 44px; height: 44px; border: 1px solid var(--line); background: var(--white); border-radius: 10px; cursor: pointer; position: relative; }
.nav-toggle-bar, .nav-toggle-bar::before, .nav-toggle-bar::after {
  content: ""; position: absolute; left: 11px; width: 20px; height: 2px; background: var(--ink); transition: .2s;
}
.nav-toggle-bar { top: 21px; }
.nav-toggle-bar::before { top: -6px; }
.nav-toggle-bar::after { top: 6px; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar::before { top: 0; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar::after { top: 0; transform: rotate(-45deg); }

@media (max-width: 860px) {
  .nav-toggle { display: block; flex: 0 0 auto; }
  .brand { flex: 1 1 auto; min-width: 0; }
  .brand-name { font-size: .86rem; white-space: nowrap; }
  h1 { font-size: clamp(1.7rem, 7vw, 2.4rem); }
  .hero-content h1 { font-size: clamp(1.7rem, 7.5vw, 2.4rem); }
  .primary-nav {
    position: fixed; inset: 68px 0 auto 0; background: var(--white); flex-direction: column;
    align-items: stretch; gap: 0; padding: 1rem 1.25rem 1.5rem; border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow); max-height: calc(100vh - 68px); overflow: auto;
    visibility: hidden; opacity: 0; transform: translateY(-10px);
    transition: opacity .2s, transform .2s, visibility .2s;
  }
  .primary-nav.is-open { visibility: visible; opacity: 1; transform: translateY(0); }
  .primary-nav ul { flex-direction: column; align-items: stretch; gap: 0; }
  .primary-nav li { border-bottom: 1px solid var(--line); }
  .primary-nav a { display: block; padding: .9rem .2rem; }
  .nav-cta { margin-top: .8rem; border: 0 !important; }
  .nav-cta a { text-align: center; }
  .lang-switch { margin-top: 1rem; }
}

/* ---------- Hero accueil ---------- */
.hero { position: relative; min-height: 82vh; display: flex; align-items: flex-end; color: #fff; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(22,81,78,.25) 0%, rgba(22,81,78,.45) 45%, rgba(22,81,78,.82) 100%); }
.hero-content { position: relative; padding: 3rem 0 3.5rem; max-width: 720px; }
.hero-content h1 { color: #fff; text-shadow: 0 1px 20px rgba(0,0,0,.25); }
.hero-content .kicker { color: #ffd9c2; }
.villa-hero-caption .kicker { color: #ffd9c2; }
.hero-sub { font-size: 1.2rem; color: rgba(255,255,255,.92); }
.hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 1.4rem; }

/* ---------- Sections ---------- */
.section { padding: clamp(2.5rem, 7vw, 5rem) 0; }
.section-alt { background: var(--sand); }

.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-top: 2rem; }
.feature { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.5rem; }
.section-alt .feature { background: var(--white); }
@media (max-width: 780px) { .grid-3 { grid-template-columns: 1fr; } }

/* ---------- Cartes villa ---------- */
.villa-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; margin-top: 2.5rem; }
@media (max-width: 820px) { .villa-grid { grid-template-columns: 1fr; } }
.villa-card { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); display: flex; flex-direction: column; }
.villa-card-media { display: block; aspect-ratio: 3/2; overflow: hidden; }
.villa-card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.villa-card-media:hover img { transform: scale(1.04); }
.villa-card-body { padding: 1.4rem 1.5rem 1.6rem; display: flex; flex-direction: column; gap: .5rem; flex: 1; }
.villa-card-body h3 { font-size: 1.5rem; }
.villa-card-tagline { color: var(--ink-soft); }
.villa-card-specs { font-weight: 500; font-size: .95rem; }
.villa-card-rating { color: var(--terracotta); font-weight: 600; font-size: .95rem; }
.villa-card-rating span { color: var(--ink-soft); font-weight: 400; }
.villa-card-body .btn { margin-top: auto; align-self: flex-start; }

/* ---------- Bandeau region accueil ---------- */
.section-area { position: relative; color: #fff; padding: clamp(3rem, 9vw, 6rem) 0; overflow: hidden; }
.section-area-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.section-area-overlay { position: absolute; inset: 0; background: rgba(22,81,78,.68); }
.section-area-content { position: relative; }
.section-area-content h2 { color: #fff; margin-top: 0; }

/* ---------- Page villa ---------- */
.villa-hero { position: relative; }
.villa-hero > img { width: 100%; height: clamp(320px, 55vh, 560px); object-fit: cover; }
.villa-hero-caption {
  position: absolute; left: 0; right: 0; bottom: 0; padding-bottom: 2rem; color: #fff;
  background: linear-gradient(180deg, transparent, rgba(22,81,78,.35) 40%, rgba(22,81,78,.85));
  padding-top: 5rem;
}
.villa-hero-caption h1 { text-shadow: 0 1px 16px rgba(0,0,0,.3); }
.villa-hero-caption h1 { color: #fff; margin-bottom: .2em; }

.villa-layout { display: grid; grid-template-columns: 1fr 340px; gap: 3rem; align-items: start; }
@media (max-width: 940px) { .villa-layout { grid-template-columns: 1fr; } }

.villa-stats { display: flex; flex-wrap: wrap; gap: 1.5rem 2rem; padding: 1.2rem 0 1.5rem; border-bottom: 1px solid var(--line); margin-bottom: 1.5rem; }
.villa-stats div { font-size: .95rem; color: var(--ink-soft); }
.villa-stats strong { display: block; font-family: var(--serif); font-size: 1.5rem; color: var(--ink); font-weight: 500; }
.villa-stats a { color: var(--sea-dark); }

.prose p { max-width: 68ch; }
.prose .lead { margin-bottom: 1.2em; }

/* Galerie */
.gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: .6rem; margin: 1rem 0 2rem; }
@media (max-width: 640px) { .gallery { grid-template-columns: repeat(2, 1fr); } }
.gallery-item { padding: 0; border: 0; background: none; cursor: pointer; aspect-ratio: 3/2; overflow: hidden; border-radius: var(--radius-sm); }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s, filter .3s; }
.gallery-item:hover img { transform: scale(1.05); filter: brightness(1.05); }
.gallery-item:focus-visible { outline: 3px solid var(--sea); outline-offset: 2px; }

/* Equipements */
.amenities { list-style: none; padding: 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: .5rem 1.5rem; }
@media (max-width: 560px) { .amenities { grid-template-columns: 1fr; } }
.amenities li { position: relative; padding-left: 1.5rem; color: var(--ink-soft); }
.amenities li::before { content: "✓"; position: absolute; left: 0; color: var(--sea); font-weight: 700; }

/* Distances */
.distances { list-style: none; padding: 0; max-width: 460px; }
.distances li { display: flex; align-items: baseline; gap: .5rem; padding: .5rem 0; border-bottom: 1px dashed var(--line); }
.distances .dot { flex: 1; border-bottom: 1px dotted var(--line); transform: translateY(-3px); }
.distances strong { color: var(--sea-dark); }

.map-embed { margin: 1rem 0 1.5rem; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); }
.map-embed img { width: 100%; height: auto; background: var(--sand-2); }
.map-embed--fallback img { display: none; }
.map-note { font-size: .85rem; color: var(--ink-soft); padding: .7rem 1rem; margin: 0; background: var(--sand); }

/* Tarifs */
.pricing { width: 100%; border-collapse: collapse; margin: 1rem 0; }
.pricing th, .pricing td { text-align: left; padding: .8rem 1rem; border-bottom: 1px solid var(--line); }
.pricing thead th { background: var(--sand); font-family: var(--sans); font-size: .8rem; text-transform: uppercase; letter-spacing: .08em; }
.pricing td small { color: var(--ink-soft); }
.pricing-meta { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: .5rem 2rem; color: var(--ink-soft); font-size: .95rem; }
.notice, .form-success {
  background: var(--sand); border: 1px solid var(--line); border-left: 4px solid var(--terracotta);
  padding: 1rem 1.2rem; border-radius: var(--radius-sm);
}

/* Encadre reservation lateral */
.villa-side { position: sticky; top: 90px; }
@media (max-width: 940px) { .villa-side { position: static; } }
.booking-box { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.6rem; box-shadow: var(--shadow); }
.booking-box-title { font-family: var(--serif); font-size: 1.25rem; margin: 0 0 .2em; }
.booking-box-specs { color: var(--ink-soft); font-size: .95rem; margin-bottom: 1rem; }
.booking-box-note { font-size: .82rem; color: var(--ink-soft); margin: 1rem 0 .6rem; }
.link-vrbo { font-size: .85rem; }

/* ---------- Page interne ---------- */
.page-head { padding: 3rem 0 1rem; }
.cta-inline { margin-top: 2rem; }

.beach-list { display: grid; gap: 1rem; margin: 1.5rem 0; }
.beach { background: var(--sand); border-radius: var(--radius-sm); padding: 1.2rem 1.4rem; }
.beach h3 { color: var(--sea-dark); }

.contact-list { list-style: none; padding: 0; margin: 0 0 1.5rem; }
.contact-list li { display: flex; justify-content: space-between; gap: 1rem; padding: .9rem 0; border-bottom: 1px solid var(--line); }
.contact-list span { color: var(--ink-soft); }

/* ---------- Reservation ---------- */
.booking-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: start; }
@media (max-width: 900px) { .booking-layout { grid-template-columns: 1fr; } }

.villa-picker { display: flex; gap: .5rem; margin-bottom: 1rem; }
.villa-picker button {
  flex: 1; padding: .7rem 1rem; border: 1px solid var(--line); background: var(--white);
  border-radius: var(--radius-sm); cursor: pointer; font-weight: 500; font-family: var(--sans);
}
.villa-picker button.is-active { background: var(--sea); color: #fff; border-color: var(--sea); }

.booking-form { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.8rem; box-shadow: var(--shadow-sm); }
.booking-form h2 { margin-top: 0; }
.field { margin-bottom: 1rem; }
.field label { display: block; font-weight: 500; font-size: .9rem; margin-bottom: .3rem; }
.field input, .field select, .field textarea {
  width: 100%; padding: .7rem .8rem; border: 1px solid var(--line); border-radius: var(--radius-sm);
  font: inherit; background: var(--white); color: var(--ink);
}
.field input:focus, .field select:focus, .field textarea:focus { outline: 2px solid var(--sea); border-color: var(--sea); }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 420px) { .field-row { grid-template-columns: 1fr; } }
.field-hint { font-size: .85rem; color: var(--terracotta); min-height: 1.2em; margin: -.5rem 0 .5rem; }
.checkbox { display: flex; gap: .6rem; align-items: flex-start; font-size: .9rem; color: var(--ink-soft); margin: .5rem 0 1.2rem; }
.checkbox input { margin-top: .2rem; }
.booking-form-note { font-size: .82rem; color: var(--ink-soft); margin-top: 1rem; }
.form-success { margin-top: 1.2rem; }
.form-success h3 { color: var(--sea-dark); margin-top: 0; }

/* ---------- Calendrier ---------- */
.cal { border: 1px solid var(--line); border-radius: var(--radius); padding: 1.2rem; background: var(--white); }
.cal-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: .8rem; }
.cal-head button { width: 38px; height: 38px; border: 1px solid var(--line); background: var(--white); border-radius: 8px; cursor: pointer; font-size: 1.1rem; }
.cal-head button:disabled { opacity: .35; cursor: default; }
.cal-months { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
@media (max-width: 620px) { .cal-months { grid-template-columns: 1fr; } }
.cal-month-name { text-align: center; font-family: var(--serif); font-size: 1.05rem; margin-bottom: .5rem; text-transform: capitalize; }
.cal-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 2px; }
.cal-dow { text-align: center; font-size: .7rem; color: var(--ink-soft); text-transform: uppercase; padding: .3rem 0; }
.cal-day { aspect-ratio: 1; border: 0; background: var(--sand); color: var(--ink); border-radius: 6px; cursor: pointer; font: inherit; font-size: .85rem; }
.cal-day.is-empty { background: transparent; cursor: default; }
.cal-day.is-past { color: var(--line); background: transparent; cursor: default; }
.cal-day.is-busy { background: repeating-linear-gradient(45deg, #ecd9cf, #ecd9cf 4px, #f6efe3 4px, #f6efe3 8px); color: var(--ink-soft); cursor: not-allowed; text-decoration: line-through; }
.cal-day.is-available:hover { background: var(--sea); color: #fff; }
.cal-day.is-selected { background: var(--sea); color: #fff; }
.cal-day.is-in-range { background: rgba(31,111,107,.18); }
.cal-legend { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 1rem; font-size: .8rem; color: var(--ink-soft); }
.cal-legend span { display: inline-flex; align-items: center; gap: .4rem; }
.cal-legend i { width: 14px; height: 14px; border-radius: 4px; display: inline-block; }
.cal-legend .k-available { background: var(--sand); border: 1px solid var(--line); }
.cal-legend .k-busy { background: repeating-linear-gradient(45deg, #ecd9cf, #ecd9cf 4px, #f6efe3 4px, #f6efe3 8px); }
.cal-legend .k-selected { background: var(--sea); }
.cal-note { font-size: .85rem; color: var(--ink-soft); margin-top: .8rem; }
.cal-msg { background: var(--sand); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 1rem 1.2rem; color: var(--ink-soft); }

/* ---------- Lightbox ---------- */
.lightbox { position: fixed; inset: 0; background: rgba(20,18,16,.94); z-index: 1000; display: flex; align-items: center; justify-content: center; }
.lightbox[hidden] { display: none; }
.lightbox-figure { margin: 0; max-width: 92vw; max-height: 88vh; }
.lightbox-figure img { max-width: 92vw; max-height: 88vh; object-fit: contain; border-radius: 6px; }
.lightbox button { position: absolute; background: rgba(255,255,255,.12); color: #fff; border: 0; width: 52px; height: 52px; border-radius: 50%; font-size: 1.5rem; cursor: pointer; }
.lightbox button:hover { background: rgba(255,255,255,.25); }
.lightbox-close { top: 1.2rem; right: 1.2rem; }
.lightbox-prev { left: 1.2rem; top: 50%; transform: translateY(-50%); }
.lightbox-next { right: 1.2rem; top: 50%; transform: translateY(-50%); }
@media (max-width: 560px) { .lightbox-prev { left: .4rem; } .lightbox-next { right: .4rem; } }

/* ---------- Pied de page ---------- */
.site-footer { background: var(--sea-dark); color: rgba(255,255,255,.85); margin-top: 4rem; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 2rem; padding: 3rem 0 2rem; }
@media (max-width: 780px) { .footer-grid { grid-template-columns: 1fr; gap: 1.5rem; } }
.site-footer h2 { color: #fff; font-size: 1rem; font-family: var(--sans); text-transform: uppercase; letter-spacing: .08em; margin: 0 0 .8rem; }
.footer-brand { font-family: var(--serif); font-size: 1.2rem; color: #fff; margin-bottom: .3rem; }
.footer-direct { color: var(--terracotta); font-weight: 500; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { padding: .25rem 0; }
.site-footer a { color: rgba(255,255,255,.85); text-decoration: none; }
.site-footer a:hover { color: #fff; text-decoration: underline; }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: .5rem; padding: 1.2rem 0 2rem; border-top: 1px solid rgba(255,255,255,.15); font-size: .85rem; }
.footer-langs a { color: rgba(255,255,255,.85); }

:focus-visible { outline: 3px solid var(--sea); outline-offset: 2px; border-radius: 3px; }