:root {
  --papier: #FAF8F3; --blanc: #FFFFFF; --nuit: #0F1B2D; --nuit1: #16243A; --ardoise: #5A6576;
  --filet: #E6E1D6; --creme: #F4F1EA; --brume: #9FB0C6; --filet-nuit: #24344D;
  --or: #E2B04A; --or-survol: #D49E33; --or-fonce: #B8862A; --surligneur: #F6E4B8; --valide: #2F7A5B;
  --police: "Plus Jakarta Sans", Arial, sans-serif;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--papier); color: var(--nuit); font: 400 18px/1.6 var(--police); }
h1, h2, h3 { margin: 0; font-weight: 800; }
h1 { font-size: clamp(38px, 6vw, 64px); line-height: 1.04; letter-spacing: -0.035em; }
h2 { font-size: clamp(28px, 4vw, 40px); line-height: 1.1; letter-spacing: -0.025em; }
h3 { font-size: 22px; line-height: 1.25; font-weight: 700; }
p { margin: 0; }
a { color: inherit; }
:focus-visible { outline: 3px solid var(--nuit); outline-offset: 3px; }

.barre { display: flex; justify-content: space-between; align-items: center; padding: 18px clamp(16px, 4vw, 48px); max-width: 1296px; margin: 0 auto; }
.marque { font-weight: 800; font-size: 18px; }
.marque span { font-weight: 500; font-size: 13px; color: var(--ardoise); margin-left: 6px; }
.lien { font-size: 15px; font-weight: 500; text-underline-offset: 3px; }

.pastille { display: inline-block; justify-self: start; padding: 6px 14px; border-radius: 999px; background: var(--surligneur); font-size: 13px; font-weight: 700; }
.pastille-nuit { background: var(--nuit1); color: var(--creme); border: 1px solid var(--filet-nuit); }

.bouton { display: inline-flex; align-items: center; justify-content: center; justify-self: start; height: 56px; padding: 0 30px; border-radius: 999px; background: var(--or); color: var(--nuit); font-weight: 800; font-size: 16px; text-decoration: none; }
.bouton:hover { background: var(--or-survol); }

/* Hero : la promesse à gauche, le simulateur Nuit à droite */
.hero { max-width: 1296px; margin: 0 auto; padding: 48px clamp(16px, 4vw, 48px) 96px; display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); gap: 64px; align-items: center; }
.hero-texte { display: grid; gap: 24px; }
.chapo { font-size: 20px; color: var(--ardoise); max-width: 34em; }
.sous-bouton { font-size: 14px; color: var(--ardoise); }

.simu { background: var(--nuit); color: var(--creme); border-radius: 28px; padding: 32px; display: grid; gap: 24px; }
.simu-titre { font-size: 22px; letter-spacing: -0.01em; }
.simu-champs { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 16px; }
.simu label { display: grid; gap: 6px; font-size: 14px; font-weight: 500; color: var(--brume); }
.champ-eur { position: relative; display: block; }
.champ-eur::after { content: "€"; position: absolute; right: 14px; top: 50%; transform: translateY(-50%); color: var(--brume); pointer-events: none; }
.simu input { width: 100%; height: 48px; border-radius: 8px; border: 1px solid var(--filet-nuit); background: var(--nuit1); color: var(--creme); font: 700 17px var(--police); font-variant-numeric: tabular-nums; text-align: right; padding: 0 34px 0 12px; }
.simu input:focus { outline: none; border-color: var(--or); }
.simu-resultat { border-top: 1px solid var(--filet-nuit); padding-top: 20px; display: grid; gap: 6px; }
.simu-label { font-size: 14px; color: var(--brume); font-weight: 500; }
.simu-chiffre { font-size: clamp(44px, 6vw, 64px); line-height: 1; font-weight: 800; letter-spacing: -0.04em; color: var(--or); font-variant-numeric: tabular-nums; }
.simu-phrase { font-size: 16px; font-weight: 600; line-height: 1.45; min-height: 2.9em; }
.simu-note { font-size: 12px; line-height: 1.5; color: var(--brume); }

/* Sections */
.bloc { max-width: 1296px; margin: 0 auto; padding: 96px clamp(16px, 4vw, 48px); border-top: 1px solid var(--filet); }
.texte { max-width: 640px; display: grid; gap: 20px; }
.texte h2 { margin-bottom: 8px; }
.fort { font-size: 24px; font-weight: 800; line-height: 1.3; letter-spacing: -0.015em; }
.histoire .fort { background: linear-gradient(transparent 55%, var(--surligneur) 55%); justify-self: start; }
.signature { font-weight: 700; }
.intro-bloc { color: var(--ardoise); margin: 12px 0 40px; max-width: 640px; }

.paires { margin: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 48px; }
.paires div { padding: 24px 0; border-top: 1px solid var(--filet); display: grid; gap: 8px; align-content: start; }
.paires dt { font-weight: 800; font-size: 19px; line-height: 1.35; }
.paires dd { margin: 0; color: var(--ardoise); font-size: 17px; }

.suite { list-style: none; counter-reset: etape; margin: 40px 0 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 32px; }
.suite li { counter-increment: etape; display: grid; gap: 10px; align-content: start; }
.suite li::before { content: counter(etape); font-weight: 800; font-size: 56px; line-height: 1; letter-spacing: -0.04em; font-variant-numeric: tabular-nums; }
.suite p { color: var(--ardoise); font-size: 17px; }

.liste-controles { list-style: none; margin: 32px 0 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0 32px; }
.liste-controles li { padding: 14px 0; border-top: 1px solid var(--filet); font-weight: 600; font-size: 17px; }

.pourqui { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; }
.colonne { display: grid; gap: 20px; align-content: start; }
.colonne ul { margin: 0; padding-left: 22px; display: grid; gap: 12px; }
.coches { list-style: none; padding-left: 0 !important; }
.coches li { position: relative; padding-left: 32px; }
.coches li::before { content: ""; position: absolute; left: 2px; top: 0.45em; width: 14px; height: 8px; border-left: 2.5px solid var(--valide); border-bottom: 2.5px solid var(--valide); transform: rotate(-45deg); }

.faq { display: grid; gap: 0; }
.faq h2 { margin-bottom: 24px; }
.faq details { border-top: 1px solid var(--filet); padding: 20px 0; max-width: 820px; }
.faq summary { font-weight: 700; font-size: 19px; cursor: pointer; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-weight: 500; font-size: 24px; line-height: 1; }
.faq details[open] summary::after { content: "−"; }
.faq details p { margin-top: 12px; color: var(--ardoise); max-width: 64ch; }

.prix { display: flex; justify-content: center; }
.carte-prix { background: var(--nuit); color: var(--creme); border-radius: 28px; padding: 48px; width: 100%; max-width: 560px; display: grid; gap: 20px; }
.montant { font-size: 20px; color: var(--brume); font-weight: 700; }
.montant span { font-size: 72px; line-height: 1; font-weight: 800; letter-spacing: -0.04em; color: var(--or); font-variant-numeric: tabular-nums; margin-right: 6px; }
.coches-nuit { margin: 0; display: grid; gap: 10px; }
.coches-nuit li::before { border-color: var(--creme); }
.carte-prix .bouton { width: 100%; justify-self: stretch; }
.carte-prix .bouton:focus-visible { outline-color: var(--creme); }
.mention { font-size: 13px; color: var(--brume); line-height: 1.5; }

.pied { border-top: 1px solid var(--filet); padding: 32px clamp(16px, 4vw, 48px); text-align: center; font-size: 14px; color: var(--ardoise); }

@media (max-width: 960px) {
  .hero { grid-template-columns: 1fr; gap: 40px; padding-top: 24px; }
  .paires, .pourqui { grid-template-columns: 1fr; gap: 0; }
  .pourqui { gap: 48px; }
  .suite, .liste-controles { grid-template-columns: 1fr; }
  .bloc { padding: 64px 16px; }
}
@media (max-width: 480px) {
  .simu { padding: 24px 20px; }
  .simu-champs { grid-template-columns: 1fr; }
  .carte-prix { padding: 32px 24px; }
  .marque span { display: none; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }