/* Cultura — site vitrine + pages légales. Palette de marque de l'app. */
:root {
  --primary: #2365FF;
  --primary-dark: #1747C7;
  --primary-light: #8AADFE;
  --bg: #F5F5F5;
  --surface: #FFFFFF;
  --surface-alt: #EDF1FA;
  --border: #DAE2F2;
  --text: #14213D;
  --text-muted: #51648F;
  --text-faint: #8CA0C4;
  --radius: 18px;
  --shadow: 0 10px 40px rgba(20, 33, 61, 0.08);
  --max: 1080px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Nunito", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; display: block; }
h1, h2, h3 { line-height: 1.2; letter-spacing: -0.02em; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }

/* ── Header ─────────────────────────────── */
header.site {
  position: sticky; top: 0; z-index: 50;
  background: rgba(245, 245, 245, 0.85);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--border);
}
header.site .wrap { display: flex; align-items: center; justify-content: space-between; height: 68px; }
header.site .logo { height: 30px; }
header.site nav { display: flex; gap: 28px; align-items: center; }
header.site nav a { color: var(--text-muted); font-weight: 600; font-size: 15px; }
header.site nav a:hover { color: var(--text); text-decoration: none; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--primary); color: #fff; font-weight: 800;
  padding: 11px 20px; border-radius: 12px; font-size: 15px;
  transition: transform .15s ease, background .15s ease;
}
.btn:hover { background: var(--primary-dark); text-decoration: none; transform: translateY(-1px); }
.btn.ghost { background: var(--surface); color: var(--primary); border: 1.5px solid var(--border); }
@media (max-width: 720px) { header.site nav .hide-sm { display: none; } }

/* ── Hero ───────────────────────────────── */
.hero { padding: 72px 0 40px; overflow: hidden; }
.hero .wrap { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 40px; align-items: center; }
.hero .pill {
  display: inline-block; background: var(--surface-alt); color: var(--primary);
  font-weight: 800; font-size: 13px; padding: 6px 14px; border-radius: 999px; margin-bottom: 20px;
}
.hero h1 { font-size: clamp(34px, 5vw, 52px); font-weight: 800; margin: 0 0 16px; }
.hero p.lead { font-size: 19px; color: var(--text-muted); margin: 0 0 28px; max-width: 30em; }
.hero .cta { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }
.hero .phone { justify-self: center; }
.hero .phone img { width: 300px; filter: drop-shadow(0 30px 60px rgba(20,33,61,.18)); }
.soon { color: var(--text-faint); font-size: 14px; font-weight: 600; }
@media (max-width: 860px) {
  .hero .wrap { grid-template-columns: 1fr; text-align: center; }
  .hero p.lead { margin-left: auto; margin-right: auto; }
  .hero .cta { justify-content: center; }
  .hero .phone { order: -1; }
  .hero .phone img { width: 240px; }
}

/* ── Sections ───────────────────────────── */
section { padding: 56px 0; }
.section-head { text-align: center; max-width: 40em; margin: 0 auto 44px; }
.section-head h2 { font-size: clamp(26px, 3.5vw, 36px); font-weight: 800; margin: 0 0 12px; }
.section-head p { color: var(--text-muted); font-size: 18px; margin: 0; }

.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.feature {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 28px 24px;
}
.feature .ic {
  width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center;
  font-size: 24px; margin-bottom: 16px; background: var(--surface-alt);
}
.feature h3 { font-size: 19px; margin: 0 0 8px; font-weight: 800; }
.feature p { margin: 0; color: var(--text-muted); font-size: 15px; }
@media (max-width: 860px) { .features { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .features { grid-template-columns: 1fr; } }

/* ── Galerie captures ───────────────────── */
.gallery { background: var(--surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.shots { display: flex; gap: 24px; overflow-x: auto; padding: 8px 4px 16px; scroll-snap-type: x mandatory; }
.shots img { width: 260px; flex: 0 0 auto; scroll-snap-align: center; border-radius: 8px; }

/* ── CTA finale ─────────────────────────── */
.cta-band { text-align: center; }
.cta-band .box {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff; border-radius: 28px; padding: 56px 32px;
}
.cta-band h2 { font-size: clamp(26px, 3.5vw, 34px); margin: 0 0 12px; }
.cta-band p { opacity: .9; font-size: 18px; margin: 0 0 26px; }
.cta-band .btn { background: #fff; color: var(--primary); }

/* ── Footer ─────────────────────────────── */
footer.site { padding: 48px 0; color: var(--text-muted); font-size: 15px; }
footer.site .wrap { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; align-items: center; }
footer.site nav { display: flex; gap: 22px; flex-wrap: wrap; }
footer.site nav a { color: var(--text-muted); font-weight: 600; }

/* ── Pages légales / support ────────────── */
.doc { padding: 56px 0 72px; }
.doc .wrap { max-width: 780px; }
.doc h1 { font-size: 40px; margin: 0 0 8px; }
.doc .updated { color: var(--text-faint); font-weight: 600; margin: 0 0 40px; }
.doc h2 { font-size: 24px; margin: 40px 0 12px; }
.doc h3 { font-size: 19px; margin: 26px 0 8px; }
.doc p, .doc li { color: #35415e; }
.doc ul { padding-left: 22px; }
.doc a.back { display: inline-block; margin-bottom: 28px; font-weight: 700; }
.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px 26px; margin: 18px 0;
}
.faq details {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 14px; padding: 4px 20px; margin: 12px 0;
}
.faq summary { cursor: pointer; font-weight: 700; padding: 16px 0; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; float: right; color: var(--primary); font-weight: 800; }
.faq details[open] summary::after { content: "\2013"; }
.faq details p { margin: 0 0 16px; color: var(--text-muted); }