:root {
  --bg: #f4f5f3;
  --white: #ffffff;
  --green: #2c6e49;
  --green-soft: #e7f2ed;
  --accent: #f4a259;
  --text: #1f2933;
  --muted: #6b7280;
  --radius-lg: 1.5rem;
  --radius-md: 1rem;
  --shadow: 0 18px 35px rgba(0,0,0,0.07);
  --container: min(1100px, 100% - 2rem);
  --header-h: 70px;
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.container { width: var(--container); margin: 0 auto; }

.topbar {
  background: #0f172a;
  color: #fff;
  font-size: 0.85rem;
  padding: 0.5rem 0;
}
.topbar-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

/* Sélecteur de langue */
.lang-switch {
  display: flex;
  gap: 0.35rem;
}
.lang-btn {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  color: #fff;
  padding: 0.25rem 0.5rem;
  border-radius: 999px;
  font-size: 0.7rem;
  cursor: pointer;
}
.lang-btn.active {
  background: #fff;
  color: #0f172a;
  font-weight: 600;
}

.btn-call {
  background: var(--accent);
  color: #fff;
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  font-weight: 600;
}

/* Header */
.site-header {
  background: rgba(255,255,255,0.9);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(15,23,42,0.04);
}
.header-content {
  display: flex;
  align-items: center;
  height: var(--header-h);
  justify-content: space-between;
  gap: 1.5rem;
}
.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.logo-mark {
  width: 50px;
  height: 50px;
  background: var(--green);
  border-radius: 999px;
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 700;
}
.logo h1 { font-size: 1rem; margin: 0; }
.logo p { font-size: 0.7rem; margin: 0; color: var(--muted); }

.nav {
  display: flex;
  gap: 1rem;
  align-items: center;
}
.nav a { font-weight: 500; color: #111827; }
.nav a:hover { color: var(--green); }
.nav-cta {
  background: var(--green);
  color: #fff;
  padding: 0.4rem 1rem;
  border-radius: 999px;
}
.menu-toggle { display: none; background: none; border: none; font-size: 1.4rem; }

/* Hero */
.hero {
  background-image: linear-gradient(120deg, rgba(18,45,34,0.6), rgba(18,45,34,0.2)), url("https://www.gocamping.ch/images/hotels/camping_les_oeuchettes_e9o4m0mr2l13yulwsj4b_large.jpeg");
  background-size: cover;
  background-position: center;
  position: relative;
  color: #fff;
  padding: 4rem 0 4.75rem;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, rgba(12,18,13,0.2), rgba(0,0,0,0.5));
}
.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 2.5rem;
  align-items: center;
}
.hero-text h2 {
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  margin-bottom: 1rem;
}
.hero-lead { max-width: 35rem; color: rgba(255,255,255,0.86); }
.badge {
  display: inline-block;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: 999px;
  padding: 0.25rem 1rem;
  font-size: 0.8rem;
  margin-bottom: 1rem;
}
.hero-actions {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
}
.btn-primary,
.btn-secondary,
.btn-block {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  border: none;
  cursor: pointer;
  font-weight: 600;
  border-radius: 999px;
  transition: transform 0.1s ease-in-out;
}
.btn-primary {
  background: #fff;
  color: #0f172a;
  padding: 0.6rem 1.4rem;
}
.btn-primary:hover { transform: translateY(-1px); }
.btn-secondary {
  background: rgba(255,255,255,0.22);
  color: #fff;
  border: 1px solid rgba(255,255,255,0.35);
  padding: 0.55rem 1.3rem;
}
.btn-block {
  background: var(--green);
  color: #fff;
  padding: 0.55rem 1rem;
  width: 100%;
  border-radius: 1rem;
}
.small-note {
  font-size: 0.7rem;
  margin-top: 1rem;
  color: rgba(255,255,255,0.7);
}
.hero-card {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 1.4rem;
  padding: 1.5rem 1.3rem;
  backdrop-filter: blur(10px);
}

/* Sections */
.section { padding: 4rem 0; background: var(--bg); }
.section-alt { background: #fff; }
.section-head { text-align: center; margin-bottom: 2.5rem; }
.section-head h2 { margin: 0; font-size: clamp(1.8rem, 3vw, 2.3rem); }
.section-head p { margin: 0.5rem auto 0; max-width: 38rem; color: var(--muted); }

/* Gallery */
.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 1rem;
}
.gallery-item {
  border-radius: 1rem;
  overflow: hidden;
  background: #e2e8f0;
  min-height: 170px;
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.gallery-note {
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 1rem;
}

/* Cards */
.cards-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
}
.card {
  background: #fff;
  border-radius: 1.3rem;
  padding: 1.5rem 1.3rem;
  box-shadow: 0 10px 25px rgba(0,0,0,0.025);
  border: 1px solid rgba(15,23,42,0.02);
}
.section-alt .card { background: #f9fafb; }
.icon-circle {
  width: 2.7rem;
  height: 2.7rem;
  background: var(--green-soft);
  border-radius: 1rem;
  display: grid;
  place-items: center;
  font-size: 1.2rem;
  margin-bottom: 1rem;
}

/* Grid */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2rem;
}

.checklist {
  list-style: none;
  padding: 0;
  margin: 0;
}
.checklist li {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
  align-items: flex-start;
}
.checklist li::before {
  content: "✓";
  color: var(--green);
  font-weight: 700;
  margin-top: 0.2rem;
}

.info-box {
  background: var(--green);
  color: #fff;
  border-radius: 1.4rem;
  padding: 1.5rem 1.3rem;
}

/* Contact form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  background: #fff;
  padding: 1.3rem;
  border-radius: 1.2rem;
  border: 1px solid rgba(15,23,42,0.04);
}
.contact-form label { font-weight: 500; }
.contact-form input,
.contact-form textarea {
  border: 1px solid #e5e7eb;
  border-radius: 0.6rem;
  padding: 0.5rem 0.6rem;
  font-size: 0.9rem;
  font-family: inherit;
}
.contact-form button { width: fit-content; }
.form-note { font-size: 0.7rem; color: var(--muted); }

/* Map */
.map-wrapper {
  margin-top: 2.5rem;
  border-radius: 1.3rem;
  overflow: hidden;
  box-shadow: 0 15px 30px rgba(15,23,42,0.06);
}

/* Footer */
.site-footer {
  background: #0f172a;
  color: #fff;
  padding: 1.5rem 0;
}
.footer-grid {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}
.site-footer a { color: #fff; text-decoration: underline; }

/* Responsive */
@media (max-width: 990px) {
  .hero-grid { grid-template-columns: 1fr; }
  .cards-3 { grid-template-columns: 1fr 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .nav {
    position: absolute;
    top: calc(var(--header-h) + 0.5rem);
    right: 1rem;
    background: #fff;
    flex-direction: column;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    border-radius: 1rem;
    box-shadow: 0 20px 45px rgba(0,0,0,0.1);
    display: none;
  }
  .nav.nav-open { display: flex; }
  .menu-toggle { display: block; }
  .topbar-content { flex-wrap: wrap; }
}
@media (max-width: 640px) {
  .cards-3 { grid-template-columns: 1fr; }
  .hero { padding-top: 3.5rem; }
  .hero-actions { flex-direction: column; align-items: flex-start; }
}