:root {
  --bg: #FBF7F1;
  --surface: #FFFFFF;
  --ink: #1F2430;
  --muted: #5B6170;
  --line: #ECE4D8;
  --accent: #E4572E;
  --accent-dark: #C4441F;
  --accent-soft: #FBE3DA;
  --radius: 18px;
  --shadow: 0 1px 2px rgba(31, 36, 48, .06), 0 12px 32px rgba(31, 36, 48, .08);
  --serif: "Fraunces", Georgia, serif;
  --sans: "DM Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
.wrap { width: min(1120px, 100% - 32px); margin-inline: auto; }

/* ---------- En-tête ---------- */
.top {
  position: sticky; top: 0; z-index: 10;
  background: rgba(251, 247, 241, .86);
  backdrop-filter: saturate(1.4) blur(10px);
  -webkit-backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s;
}
.top.scrolled { border-color: var(--line); }
.top .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 68px; }
.logo {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--serif); font-weight: 700; font-size: 1.3rem;
  letter-spacing: -.01em; text-decoration: none;
}
.logo svg { width: 32px; height: 32px; flex: none; }
.nav { display: flex; align-items: center; gap: 28px; }
.nav a:not(.btn) { color: var(--muted); font-weight: 500; font-size: .95rem; text-decoration: none; }
.nav a:not(.btn):hover { color: var(--ink); }
@media (max-width: 760px) { .nav a:not(.btn) { display: none; } }

/* ---------- Boutons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 22px; border-radius: 999px; border: 1.5px solid transparent;
  font: 600 .98rem/1.2 var(--sans); text-decoration: none; cursor: pointer;
  transition: transform .15s ease, background-color .15s ease, color .15s ease;
}
.btn-primary { background: var(--accent); color: #fff; box-shadow: 0 8px 18px -8px rgba(228, 87, 46, .7); }
.btn-primary:hover { background: var(--accent-dark); transform: translateY(-1px); }
.btn-ghost { border-color: var(--ink); color: var(--ink); }
.btn-ghost:hover { background: var(--ink); color: #fff; }
.btn-light { background: #fff; color: var(--ink); }
.btn-light:hover { background: var(--accent-soft); transform: translateY(-1px); }
.btn-sm { padding: 9px 16px; font-size: .9rem; }
.btn[aria-disabled="true"] { background: #ECE6DC; color: #8A8478; box-shadow: none; cursor: default; pointer-events: none; }
.btn:focus-visible, a:focus-visible, summary:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }

/* ---------- Accueil ---------- */
.hero { padding: 48px 0 88px; }
.hero .wrap { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.eyebrow {
  display: inline-block; margin: 0 0 20px; padding: 6px 12px; border-radius: 999px;
  background: var(--accent-soft); color: var(--accent-dark); font-size: .85rem; font-weight: 600;
}
h1 {
  font-family: var(--serif); font-weight: 600; letter-spacing: -.02em;
  font-size: clamp(2.5rem, 5.6vw, 4.2rem); line-height: 1.03; margin: 0 0 20px;
}
h1 em { font-style: italic; color: var(--accent); }
.lead { font-size: 1.16rem; color: var(--muted); max-width: 32em; margin: 0 0 30px; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; }
.trust { display: flex; flex-wrap: wrap; gap: 10px 24px; list-style: none; margin: 34px 0 0; padding: 0; color: var(--muted); font-size: .93rem; }
.trust li { display: flex; align-items: center; gap: 8px; }
.trust svg { width: 18px; height: 18px; color: var(--ink); fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

.hero-art { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.tile {
  display: block; border-radius: 22px; background: var(--tint); overflow: hidden;
  transition: transform .25s ease;
}
.tile:nth-child(even) { transform: translateY(32px); }
.tile:hover { transform: translateY(-4px); }
.tile:nth-child(even):hover { transform: translateY(28px); }

@media (max-width: 880px) {
  .hero { padding: 32px 0 72px; }
  .hero .wrap { grid-template-columns: 1fr; gap: 40px; }
  .hero-art { max-width: 480px; }
}

/* ---------- Sections ---------- */
.section { padding: 72px 0; }
.section-head { max-width: 640px; margin: 0 0 40px; }
h2 {
  font-family: var(--serif); font-weight: 600; letter-spacing: -.015em;
  font-size: clamp(1.9rem, 3.6vw, 2.6rem); line-height: 1.1; margin: 0 0 12px;
}
.section-head p { margin: 0; color: var(--muted); font-size: 1.08rem; }

/* ---------- Cartes produits ---------- */
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
@media (max-width: 980px) { .grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .grid { grid-template-columns: 1fr; } }

.card {
  display: flex; flex-direction: column; overflow: hidden;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  transition: transform .2s ease, box-shadow .2s ease;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.card-art { position: relative; background: var(--tint); }
.badge {
  position: absolute; top: 14px; left: 14px; z-index: 1;
  padding: 5px 11px; border-radius: 999px; background: #fff; color: var(--ink);
  font-size: .78rem; font-weight: 700;
}
.card-body { display: flex; flex-direction: column; flex: 1; padding: 22px 22px 24px; }
.card h3 { font-family: var(--serif); font-weight: 600; font-size: 1.38rem; line-height: 1.2; margin: 0 0 6px; }
.desc { margin: 0 0 14px; color: var(--muted); font-size: .98rem; }
.feats { display: grid; gap: 6px; list-style: none; margin: 0 0 18px; padding: 0; font-size: .94rem; }
.feats li { display: flex; gap: 9px; }
.feats li::before { content: "✓"; flex: none; color: var(--deep); font-weight: 700; }
.deux-versions { display: flex; flex-wrap: wrap; gap: 6px; margin: -4px 0 14px; }
.deux-versions span { padding: 4px 11px; border: 1.5px solid var(--deep); border-radius: 999px; color: var(--deep); font-size: .8rem; font-weight: 700; }
.deux-versions span:first-child { background: var(--deep); color: #fff; }
.card.featured .deux-versions span:first-child { color: var(--ink); }
.formats { display: flex; flex-wrap: wrap; gap: 6px; margin: 0 0 20px; }
.formats span { padding: 2px 8px; border: 1px solid var(--line); border-radius: 6px; color: var(--muted); font-size: .78rem; font-weight: 600; }
.buy {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  margin-top: auto; padding-top: 18px; border-top: 1px dashed var(--line);
}
.price { font-family: var(--serif); font-weight: 600; font-size: 1.7rem; line-height: 1; }
.price small { display: block; margin-top: 6px; font-family: var(--sans); font-size: .76rem; font-weight: 500; color: var(--muted); }

.card.featured { background: var(--ink); border-color: var(--ink); color: #fff; }
.card.featured .desc, .card.featured .price small { color: #C3C7D2; }
.card.featured .feats { color: #E6E8EE; }
.card.featured .formats span { border-color: rgba(255, 255, 255, .2); color: #C3C7D2; }
.card.featured .buy { border-color: rgba(255, 255, 255, .18); }
.card.featured .badge { background: var(--deep); }

/* ---------- Étapes ---------- */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; list-style: none; margin: 0; padding: 0; }
.steps li { padding: 28px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.step-n {
  display: grid; place-items: center; width: 42px; height: 42px; margin-bottom: 18px;
  border-radius: 12px; background: var(--ink); color: #fff;
  font-family: var(--serif); font-weight: 600; font-size: 1.15rem;
}
.steps h3 { margin: 0 0 6px; font-size: 1.15rem; }
.steps p { margin: 0; color: var(--muted); }
@media (max-width: 760px) { .steps { grid-template-columns: 1fr; } }

/* ---------- Pourquoi nous ---------- */
.split { display: grid; grid-template-columns: .9fr 1.1fr; gap: 56px; align-items: start; }
.split > div p { color: var(--muted); font-size: 1.08rem; margin: 0; max-width: 30em; }
.perks { display: grid; grid-template-columns: 1fr 1fr; gap: 28px 32px; list-style: none; margin: 0; padding: 0; }
.perks li { padding-top: 18px; border-top: 2px solid var(--ink); }
.perks strong { display: block; margin-bottom: 4px; font-size: 1.05rem; }
.perks span { color: var(--muted); font-size: .97rem; }
@media (max-width: 860px) { .split { grid-template-columns: 1fr; gap: 32px; } }
@media (max-width: 520px) { .perks { grid-template-columns: 1fr; } }

/* ---------- Questions ---------- */
.faq { max-width: 780px; border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 20px 0; font-weight: 600; font-size: 1.06rem; list-style: none; cursor: pointer;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; flex: none; font-size: 1.6rem; font-weight: 400; line-height: 1; color: var(--muted); transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { margin: 0 0 20px; color: var(--muted); max-width: 40em; }

/* ---------- Bandeau final ---------- */
.band {
  display: grid; grid-template-columns: 1fr auto; gap: 24px; align-items: center;
  padding: 56px 48px; border-radius: 28px; background: var(--ink); color: #fff;
}
.band h2 { margin-bottom: 8px; }
.band p { margin: 0; color: #C3C7D2; font-size: 1.08rem; }
@media (max-width: 760px) { .band { grid-template-columns: 1fr; padding: 40px 24px; } }

/* ---------- Pied de page ---------- */
.foot { padding: 24px 0 40px; color: var(--muted); font-size: .92rem; }
.foot .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 24px; padding-top: 32px; border-top: 1px solid var(--line); }
.foot .logo { font-size: 1.1rem; color: var(--ink); }
.foot .logo svg { width: 26px; height: 26px; }
.foot p { margin: 10px 0 0; }
.foot nav { display: flex; flex-wrap: wrap; align-content: flex-start; gap: 8px 22px; }
.foot nav a { text-decoration: none; }
.foot nav a:hover { color: var(--ink); text-decoration: underline; }
.foot .copy { display: block; margin-top: 20px; border-top: 0; padding-top: 0; }

/* ---------- Pages d'information ---------- */
.page { padding: 40px 0 64px; }
.page .wrap { max-width: 760px; }
.page h1 { font-size: clamp(2.1rem, 4.4vw, 3rem); }
.page h2 { font-size: 1.4rem; margin: 40px 0 8px; }
.page p, .page li { color: #3A3F4C; }
.page ul { padding-left: 1.2em; }
.page .maj { color: var(--muted); font-size: .92rem; margin-top: 0; }
.back { color: var(--muted); font-weight: 500; font-size: .95rem; text-decoration: none; }
.back:hover { color: var(--ink); }

.merci { padding: 72px 0 96px; text-align: center; }
.merci .wrap { max-width: 620px; }
.merci .ok {
  display: grid; place-items: center; width: 72px; height: 72px; margin: 0 auto 24px;
  border-radius: 50%; background: #DDEEDF; color: #2E7D5B;
}
.merci .ok svg { width: 34px; height: 34px; fill: none; stroke: currentColor; stroke-width: 2.5; stroke-linecap: round; stroke-linejoin: round; }
.merci p { color: var(--muted); font-size: 1.08rem; }
.merci .btn { margin-top: 16px; }
.merci .cta-row.centre { justify-content: center; margin-bottom: 18px; }
.merci .cta-row .btn { margin-top: 0; }