/* Les Prestataires de Prestige — charte : bleu nuit, champagne, violet poudré */
:root {
  --nuit: #0b0c26;
  --nuit-profond: #060718;
  --nuit-clair: #15173a;
  --champagne: #e7c397;
  --or: #f6d99a;
  --or-fonce: #c79a55;
  --violet: #544976;
  --violet-poudre: #b9a3dc;
  --blanc: #ffffff;
  --texte: #ded3c6;
  --trait: rgba(231, 195, 151, 0.22);
  --serif: "Cormorant Garamond", "Times New Roman", serif;
  --script: "Great Vibes", cursive;
  --sans: "Montserrat", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  margin: 0;
  background: var(--nuit);
  color: var(--texte);
  font-family: var(--sans);
  font-size: 16px;
  font-weight: 300;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--champagne); }
h1, h2, h3 { font-family: var(--serif); font-weight: 500; color: var(--blanc); line-height: 1.15; margin: 0; }
p { margin: 0 0 1em; }

.wrap { width: min(1120px, 100% - 40px); margin-inline: auto; }

/* En-tête */
.entete {
  position: sticky; top: 0; z-index: 50;
  background: rgba(6, 7, 24, 0.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--trait);
}
.entete .wrap { display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 68px; }
.marque { display: flex; align-items: baseline; gap: 10px; text-decoration: none; color: var(--or); }
.marque b { font-family: var(--serif); font-size: 30px; font-weight: 600; letter-spacing: -2px; line-height: 1; }
.marque span { white-space: nowrap; font-size: 11px; letter-spacing: 0.28em; text-transform: uppercase; color: var(--champagne); font-weight: 400; }
.nav { display: flex; align-items: center; gap: 26px; }
.nav a { white-space: nowrap; text-decoration: none; font-size: 12px; letter-spacing: 0.16em; text-transform: uppercase; font-weight: 400; color: var(--texte); transition: color 0.2s; }
.nav a:hover { color: var(--or); }
.nav a.pastille { border: 1px solid var(--champagne); color: var(--champagne); padding: 8px 16px; border-radius: 999px; }
.nav a.pastille:hover { background: var(--champagne); color: var(--nuit); }
.burger { display: none; background: none; border: 1px solid var(--trait); color: var(--champagne); border-radius: 8px; padding: 8px 12px; font: inherit; font-size: 12px; letter-spacing: 0.16em; text-transform: uppercase; cursor: pointer; }

/* Héros */
.heros {
  position: relative; overflow: hidden; text-align: center;
  padding: 56px 0 88px;
  background:
    radial-gradient(60% 55% at 50% 30%, rgba(84, 73, 118, 0.55), transparent 70%),
    radial-gradient(40% 40% at 85% 10%, rgba(120, 80, 170, 0.28), transparent 70%),
    linear-gradient(180deg, var(--nuit-profond), var(--nuit));
}
.heros::before, .heros::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image:
    radial-gradient(1.5px 1.5px at 12% 22%, var(--or), transparent 60%),
    radial-gradient(1px 1px at 27% 68%, #fff, transparent 60%),
    radial-gradient(2px 2px at 41% 12%, var(--or), transparent 60%),
    radial-gradient(1px 1px at 58% 82%, var(--violet-poudre), transparent 60%),
    radial-gradient(1.5px 1.5px at 73% 31%, #fff, transparent 60%),
    radial-gradient(2px 2px at 88% 62%, var(--or), transparent 60%),
    radial-gradient(1px 1px at 94% 18%, var(--violet-poudre), transparent 60%),
    radial-gradient(1.5px 1.5px at 6% 78%, var(--or), transparent 60%);
  animation: scintille 4.5s ease-in-out infinite alternate;
}
.heros::after { transform: scaleX(-1) translateY(9%); animation-delay: -2.2s; }
@keyframes scintille { from { opacity: 0.25; } to { opacity: 1; } }
.heros .wrap { position: relative; z-index: 1; }
.logo {
  width: min(680px, 100%); margin: 0 auto 26px;
  -webkit-mask-image: radial-gradient(ellipse 56% 58% at 50% 50%, #000 62%, transparent 100%);
  mask-image: radial-gradient(ellipse 56% 58% at 50% 50%, #000 62%, transparent 100%);
}
.surtitre { font-size: 12px; letter-spacing: 0.34em; text-transform: uppercase; color: var(--champagne); font-weight: 400; margin-bottom: 14px; }
.heros h1 { font-size: clamp(34px, 5.4vw, 62px); }
.heros h1 em { display: block; font-family: var(--script); font-style: normal; font-weight: 400; color: var(--or); font-size: 1.25em; line-height: 1.1; }
.accroche { font-family: var(--serif); font-style: italic; font-size: clamp(20px, 2.4vw, 26px); color: var(--champagne); margin: 18px auto 8px; max-width: 30ch; }
.date { font-size: 13px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--violet-poudre); font-weight: 400; margin-bottom: 30px; }
.actions { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; }

.bouton {
  display: inline-block; text-decoration: none; cursor: pointer;
  font: 500 12px/1 var(--sans); letter-spacing: 0.18em; text-transform: uppercase;
  padding: 17px 28px; border-radius: 999px; border: 1px solid var(--champagne);
  background: linear-gradient(135deg, var(--or), var(--or-fonce)); color: var(--nuit-profond);
  transition: transform 0.2s, box-shadow 0.2s;
}
.bouton:hover { transform: translateY(-2px); box-shadow: 0 10px 30px rgba(231, 195, 151, 0.28); }
.bouton.clair { background: transparent; color: var(--champagne); }
.bouton.clair:hover { background: rgba(231, 195, 151, 0.1); }

/* Sections */
section { padding: 88px 0; }
.alt { background: linear-gradient(180deg, var(--nuit-profond), var(--nuit)); border-block: 1px solid var(--trait); }
.titre { text-align: center; max-width: 760px; margin: 0 auto 52px; }
.titre h2 { font-size: clamp(30px, 4vw, 46px); margin-bottom: 14px; }
.titre h2::after { content: "✦"; display: block; color: var(--or); font-size: 15px; margin-top: 14px; letter-spacing: 1em; padding-left: 1em; }
.titre p { color: var(--champagne); margin: 0; }

.grille { display: grid; gap: 22px; }
.g2 { grid-template-columns: repeat(2, 1fr); }
.g3 { grid-template-columns: repeat(3, 1fr); }
.g4 { grid-template-columns: repeat(4, 1fr); }

.carte {
  background: linear-gradient(160deg, rgba(84, 73, 118, 0.28), rgba(21, 23, 58, 0.5));
  border: 1px solid var(--trait); border-radius: 18px; padding: 30px 28px;
}
.carte h3 { font-size: 25px; margin-bottom: 10px; color: var(--or); }
.carte .etiquette { font-size: 11px; letter-spacing: 0.26em; text-transform: uppercase; color: var(--violet-poudre); font-weight: 500; margin-bottom: 10px; }
.carte p:last-child { margin-bottom: 0; }

/* Parcours */
.etapes { counter-reset: etape; }
.etape { position: relative; padding-top: 34px; }
.etape::before {
  counter-increment: etape; content: "0" counter(etape);
  position: absolute; top: -22px; left: 26px;
  font-family: var(--serif); font-size: 44px; font-weight: 600; line-height: 1;
  color: var(--or); background: var(--nuit); padding: 0 10px; border-radius: 8px;
}
.alt .etape::before { background: var(--nuit-profond); }

/* Prestataires */
.membre { padding: 0; overflow: hidden; display: flex; flex-direction: column; }
.membre .visuel { aspect-ratio: 4 / 3; background: var(--nuit-clair); overflow: hidden; }
.membre .visuel img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s; }
.membre:hover .visuel img { transform: scale(1.05); }
.membre .visuel.monogramme { display: grid; place-items: center; background: radial-gradient(circle at 50% 40%, rgba(84, 73, 118, 0.9), var(--nuit-profond)); }
.membre .visuel.monogramme span { font-family: var(--script); font-size: 64px; color: var(--or); line-height: 1; padding: 0 20px; text-align: center; }
.membre .corps { padding: 26px 26px 28px; display: flex; flex-direction: column; flex: 1; }
.membre .corps p { font-size: 15px; }
.liens { margin-top: auto; padding-top: 8px; display: flex; flex-wrap: wrap; gap: 8px 18px; }
.liens a { font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; font-weight: 500; text-decoration: none; border-bottom: 1px solid var(--trait); padding-bottom: 2px; }
.liens a:hover { color: var(--or); border-color: var(--or); }

/* Infos */
.infos { list-style: none; margin: 0; padding: 0; }
.infos li { display: grid; grid-template-columns: 190px 1fr; gap: 20px; padding: 18px 0; border-bottom: 1px solid var(--trait); }
.infos li:first-child { border-top: 1px solid var(--trait); }
.infos strong { font-size: 12px; letter-spacing: 0.22em; text-transform: uppercase; color: var(--champagne); font-weight: 500; padding-top: 3px; }
.note { font-size: 14px; color: var(--violet-poudre); text-align: center; margin-top: 26px; }

.puces { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.puces li { border: 1px solid var(--trait); border-radius: 999px; padding: 9px 20px; font-size: 14px; color: var(--champagne); background: rgba(84, 73, 118, 0.2); }

/* Formulaire */
.formulaire { max-width: 720px; margin-inline: auto; }
.champs { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.champs .large { grid-column: 1 / -1; }
label { display: block; font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--champagne); font-weight: 500; margin-bottom: 6px; }
input, textarea, select {
  width: 100%; font: 300 16px var(--sans); color: var(--blanc);
  background: rgba(6, 7, 24, 0.6); border: 1px solid var(--trait); border-radius: 10px; padding: 13px 14px;
}
select option { color: #111; }
input:focus, textarea:focus, select:focus { outline: 2px solid var(--champagne); outline-offset: 1px; }
textarea { min-height: 120px; resize: vertical; }
.formulaire .bouton { margin-top: 22px; }
.formulaire .centre { text-align: center; }

/* Pied */
.pied { background: var(--nuit-profond); border-top: 1px solid var(--trait); padding: 46px 0 34px; text-align: center; font-size: 14px; }
.pied .marque { justify-content: center; margin-bottom: 14px; }
.pied nav { display: flex; flex-wrap: wrap; gap: 8px 24px; justify-content: center; margin: 16px 0; }
.pied nav a { text-decoration: none; font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; }
.pied small { color: #8f88a8; }

/* Apparition */
.js .apparait { opacity: 0; transform: translateY(18px); transition: opacity 0.7s, transform 0.7s; }
.js .apparait.visible { opacity: 1; transform: none; }

@media (max-width: 1040px) {
  .g3, .g4 { grid-template-columns: repeat(2, 1fr); }
  .burger { display: block; }
  .nav { display: none; position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; gap: 0; background: var(--nuit-profond); border-bottom: 1px solid var(--trait); padding: 10px 20px 20px; }
  .nav.ouvert { display: flex; }
  .nav a { padding: 13px 0; width: 100%; text-align: center; }
  .nav a.pastille { margin-top: 8px; }
}
@media (max-width: 620px) {
  section { padding: 64px 0; }
  .g2, .g3, .g4, .champs { grid-template-columns: 1fr; }
  .etapes { gap: 40px; }
  .infos li { grid-template-columns: 1fr; gap: 4px; }
  .marque span { display: none; }
  .heros { padding-top: 30px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .heros::before, .heros::after { animation: none; opacity: 0.7; }
  .js .apparait { opacity: 1; transform: none; transition: none; }
}