:root {
  --noir: #000;
  --carte: #0d0d0d;
  --carte-2: #141414;
  --rouge: #b80b11;
  --rouge-vif: #e3141b;
  --blanc: #fff;
  --texte: #e6e6e6;
  --gris: #9a9a9a;
  --ligne: #262626;
  --rayon: 16px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  background: var(--noir);
  color: var(--blanc);
  font-family: "Poppins", system-ui, sans-serif;
  font-weight: 300;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
.rouge { color: var(--rouge-vif); }

/* ---------- En-tête ---------- */
.header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(0, 0, 0, .92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--ligne);
}
.header .barre {
  max-width: 1180px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 10px 24px;
}
.header .marque img { height: 54px; width: auto; }
.menu { display: flex; align-items: center; gap: clamp(14px, 2vw, 26px); list-style: none; }
.menu a {
  text-decoration: none; font-size: 13px; font-weight: 500; white-space: nowrap;
  text-transform: uppercase; letter-spacing: .08em;
  transition: color .2s;
}
.menu a:hover, .menu a.actif { color: var(--rouge-vif); }
.menu .btn { padding: 9px 18px; font-size: 13px; }
.burger {
  display: none; background: none; border: 0; color: var(--blanc);
  width: 44px; height: 44px; cursor: pointer;
}
.burger svg { width: 28px; height: 28px; }

/* ---------- Boutons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 14px 26px; border-radius: 999px;
  font-family: inherit; font-weight: 500; font-size: 15px; text-decoration: none;
  color: var(--blanc); background: transparent;
  border: 2px solid var(--rouge); cursor: pointer;
  transition: background .2s, border-color .2s;
}
.btn svg { width: 18px; height: 18px; flex: none; }
.btn.plein { background: var(--rouge); }
.btn.plein:hover { background: var(--rouge-vif); border-color: var(--rouge-vif); }
.btn:not(.plein):hover { background: var(--rouge); }

/* ---------- Sections ---------- */
section { padding: 96px 16px; }
.conteneur { max-width: 1100px; margin: 0 auto; }
.titre { text-align: center; margin-bottom: 52px; }
.titre .surtitre {
  font-size: 13px; font-weight: 500; letter-spacing: .25em; text-transform: uppercase;
  color: var(--rouge-vif); margin-bottom: 8px;
}
.titre h2 {
  font-family: "Bebas Neue", sans-serif; font-weight: 400;
  font-size: clamp(36px, 6vw, 56px); line-height: 1.05; letter-spacing: .02em;
}
.titre h2 span { color: var(--rouge-vif); }
.trait { width: 200px; height: 2px; background: var(--rouge); margin: 18px auto 0; }
.titre p.intro { max-width: 640px; margin: 18px auto 0; color: var(--texte); }
.devise {
  font-family: "Cormorant Garamond", Georgia, serif; font-style: italic;
  font-size: 22px; color: #e8e8e8;
}
.sombre { background: #070707; border-top: 1px solid var(--ligne); border-bottom: 1px solid var(--ligne); }

/* ---------- Accueil ---------- */
.hero {
  position: relative; overflow: hidden;
  min-height: calc(100vh - 75px);
  display: grid; place-items: center;
  padding: 64px 16px 96px; text-align: center;
  background:
    radial-gradient(ellipse 55% 45% at 50% 40%, rgba(184, 11, 17, .25), transparent 70%),
    linear-gradient(180deg, rgba(0, 0, 0, .82) 0%, rgba(0, 0, 0, .6) 45%, rgba(0, 0, 0, .9) 100%),
    url("../assets/photos/paris.jpg") 70% 35% / cover no-repeat,
    #000;
}
.hero::after { /* ligne rouge en bas de l'accueil */
  content: ""; position: absolute; left: 50%; bottom: 0;
  width: min(900px, 90%); height: 2px; transform: translateX(-50%);
  background: linear-gradient(90deg, transparent, var(--rouge) 30%, var(--rouge) 70%, transparent);
  pointer-events: none;
}
.hero .contenu { position: relative; z-index: 1; max-width: 820px; text-shadow: 0 2px 18px rgba(0, 0, 0, .8); }
.hero .atouts li {
  background: rgba(0, 0, 0, .72); border: 1px solid rgba(227, 20, 27, .55);
  padding: 10px 22px; border-radius: 999px;
}
.hero .logo { width: min(300px, 64vw); margin: 0 auto 28px; filter: drop-shadow(0 10px 40px rgba(227, 20, 27, .25)); }
.hero h1 {
  font-family: "Bebas Neue", sans-serif; font-weight: 400;
  font-size: clamp(38px, 7vw, 72px); line-height: 1; letter-spacing: .02em;
}
.hero .devise { margin-top: 18px; font-size: 26px; }
.hero .actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px; margin-top: 36px; }
.atouts {
  display: grid; grid-template-columns: repeat(2, auto); justify-content: center; gap: 14px;
  margin-top: 44px; list-style: none;
  font-size: 18px; font-weight: 500; color: var(--blanc);
}
.atouts li { display: flex; align-items: center; justify-content: center; gap: 10px; text-align: center; }
.atouts li.zone { grid-column: 1 / -1; justify-self: center; }
.atouts svg { width: 22px; height: 22px; flex: none; color: var(--rouge-vif); }

/* ---------- À propos ---------- */
.apropos { display: grid; grid-template-columns: 1fr 1.25fr; gap: 56px; align-items: center; }
.apropos .visuel { position: relative; padding-bottom: 34%; }
.apropos .visuel img {
  aspect-ratio: 3 / 2; object-fit: cover;
  border-radius: var(--rayon);
}
.apropos .visuel .principale {
  width: 88%;
  border: 1px solid var(--rouge);
  box-shadow: 0 20px 50px rgba(184, 11, 17, .18);
}
.apropos .visuel .secondaire {
  position: absolute; right: 0; bottom: 0; width: 64%;
  border: 4px solid var(--noir); outline: 1px solid var(--rouge);
  box-shadow: 0 18px 40px rgba(0, 0, 0, .7);
}
.apropos .titre { text-align: left; margin-bottom: 24px; }
.apropos .titre .trait { margin-left: 0; }
.apropos p { color: var(--texte); margin-bottom: 14px; }
.valeurs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 26px; }
.valeurs div {
  border: 1px solid var(--ligne); border-radius: 12px; padding: 16px 14px; text-align: center;
  background: var(--carte);
}
.valeurs strong { display: block; font-family: "Bebas Neue", sans-serif; font-weight: 400; font-size: 24px; letter-spacing: .03em; color: var(--rouge-vif); }
.valeurs span { font-size: 13px; color: var(--gris); }

/* ---------- Forfaits ---------- */
.forfaits { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.forfait {
  position: relative; text-align: center;
  background: var(--carte); border: 1px solid var(--ligne); border-radius: var(--rayon);
  padding: 34px 22px 30px;
  transition: transform .25s, border-color .25s, box-shadow .25s;
}
.forfait:hover { transform: translateY(-4px); border-color: var(--rouge); box-shadow: 0 12px 32px rgba(184, 11, 17, .22); }
.forfait .icone { margin: 0 auto 18px; }
.forfait h3 { font-family: "Bebas Neue", sans-serif; font-weight: 400; font-size: 32px; letter-spacing: .03em; line-height: 1; }
.forfait .sous { font-size: 13px; color: var(--gris); margin-top: 4px; }
.forfait .prix { margin-top: 18px; font-size: 13px; color: var(--gris); }
.forfait .prix strong {
  display: block; color: var(--blanc);
  font-family: "Bebas Neue", sans-serif; font-weight: 400; font-size: 48px; line-height: 1.05;
}
.forfait .prix strong.devis { font-size: 34px; color: var(--rouge-vif); padding: 6px 0; }
.note { text-align: center; margin-top: 36px; color: var(--texte); }
.note .btn { margin-top: 20px; }

/* ---------- Flotte ---------- */
.carrousel { position: relative; }
.piste {
  display: grid; grid-auto-flow: column; grid-auto-columns: calc((100% - 44px) / 3);
  gap: 22px; overflow-x: auto; scroll-snap-type: x mandatory;
  scrollbar-width: none; padding-bottom: 4px;
}
.piste::-webkit-scrollbar { display: none; }
.vehicule {
  scroll-snap-align: start;
  background: var(--carte); border: 1px solid var(--ligne); border-radius: var(--rayon); overflow: hidden;
}
.vehicule .photo { aspect-ratio: 4 / 3; background: #111; overflow: hidden; }
.vehicule .photo img { width: 100%; height: 100%; object-fit: cover; }
.vehicule .photo.vide {
  display: grid; place-items: center; text-align: center; color: var(--gris); font-size: 13px;
  background: radial-gradient(circle at 50% 55%, rgba(184, 11, 17, .25), transparent 60%), #0b0b0b;
}
.vehicule .photo.vide img { width: 70%; height: auto; object-fit: contain; margin: 0 auto 10px; opacity: .9; }
.vehicule .infos { padding: 18px 20px 22px; }
.vehicule h3 { font-family: "Bebas Neue", sans-serif; font-weight: 400; font-size: 26px; letter-spacing: .03em; }
.vehicule ul { list-style: none; display: flex; flex-wrap: wrap; gap: 6px 16px; margin-top: 6px; font-size: 13px; color: var(--gris); }
.fleches { display: flex; justify-content: center; gap: 12px; margin-top: 26px; }
.fleches button {
  width: 46px; height: 46px; border-radius: 50%;
  background: transparent; color: var(--blanc); border: 2px solid var(--rouge); cursor: pointer;
  display: grid; place-items: center; transition: background .2s;
}
.fleches button:hover { background: var(--rouge); }
.fleches svg { width: 20px; height: 20px; }

/* ---------- Navettes ---------- */
.cartes { display: grid; gap: 40px; max-width: 720px; margin: 0 auto; }
.carte {
  background: var(--carte); border: 1px solid var(--rouge); border-radius: var(--rayon);
  overflow: hidden; transition: transform .25s, box-shadow .25s;
}
.carte .visuel { width: 100%; aspect-ratio: 16 / 7; object-fit: cover; border-bottom: 1px solid var(--ligne); }
.carte .corps { padding: 32px; }
.carte.alt { border-color: #5a5a5a; }
.carte:hover { transform: translateY(-3px); box-shadow: 0 10px 30px rgba(184, 11, 17, .25); }
.carte p { color: var(--texte); font-size: 15px; }
.liste { list-style: none; margin: 18px 0 26px; }
.liste li { position: relative; padding-left: 22px; font-size: 15px; color: var(--texte); }
.liste li::before { content: ""; position: absolute; left: 2px; top: .75em; width: 10px; height: 2px; background: var(--rouge-vif); }
.pied { display: flex; align-items: center; gap: 16px; }
.pied strong { font-weight: 500; font-size: 15px; letter-spacing: .04em; text-transform: uppercase; }
.icone {
  width: 64px; height: 64px; flex: none;
  display: grid; place-items: center;
  border: 2px solid var(--rouge); border-radius: 50%; color: var(--blanc);
}
.icone svg { width: 30px; height: 30px; }

/* ---------- Transferts ---------- */
.trois { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.service {
  background: var(--carte); border: 1px solid var(--ligne); border-radius: var(--rayon);
  padding: 30px 26px; transition: border-color .25s, transform .25s;
}
.service:hover { border-color: var(--rouge); transform: translateY(-3px); }
.service .icone { margin-bottom: 18px; }
.service h3 { font-family: "Bebas Neue", sans-serif; font-weight: 400; font-size: 28px; letter-spacing: .03em; line-height: 1.1; }
.service p { color: var(--texte); font-size: 15px; margin-top: 8px; }

/* ---------- Contact ---------- */
.contact { display: grid; grid-template-columns: 1.5fr 1fr; gap: 32px; align-items: start; }
form.reservation {
  background: var(--carte); border: 1px solid var(--rouge); border-radius: var(--rayon);
  padding: 32px; display: grid; grid-template-columns: 1fr 1fr; gap: 18px;
}
.champ { display: flex; flex-direction: column; gap: 6px; }
.champ.large { grid-column: 1 / -1; }
.champ label { font-size: 13px; font-weight: 500; letter-spacing: .03em; color: var(--texte); }
.champ label i { color: var(--rouge-vif); font-style: normal; }
.champ input, .champ select, .champ textarea {
  font: inherit; font-size: 15px; color: var(--blanc);
  background: #050505; border: 1px solid #333; border-radius: 10px;
  padding: 12px 14px; width: 100%;
  color-scheme: dark;
  transition: border-color .2s, box-shadow .2s;
}
.champ textarea { min-height: 110px; resize: vertical; }
.champ input:focus, .champ select:focus, .champ textarea:focus {
  outline: none; border-color: var(--rouge-vif); box-shadow: 0 0 0 3px rgba(227, 20, 27, .2);
}
.envoi { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 12px; margin-top: 6px; }
.envoi .btn { flex: 1 1 200px; }
.mention { grid-column: 1 / -1; font-size: 12px; color: var(--gris); }
.piege { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.statut {
  grid-column: 1 / -1; padding: 14px 16px; border-radius: 10px; font-size: 15px;
  border: 1px solid var(--ligne); background: #050505;
}
.statut.ok { border-color: #1f8f4e; color: #d6f5e3; background: rgba(31, 143, 78, .12); }
.statut.erreur { border-color: var(--rouge-vif); color: #ffd9da; background: rgba(227, 20, 27, .1); }
.btn[disabled] { opacity: .6; cursor: wait; }
.coordonnees { display: grid; gap: 16px; }
.coord {
  display: flex; gap: 16px; align-items: center;
  background: var(--carte); border: 1px solid var(--ligne); border-radius: var(--rayon);
  padding: 20px; text-decoration: none; transition: border-color .2s;
}
a.coord:hover { border-color: var(--rouge); }
.coord .icone { width: 52px; height: 52px; }
.coord .icone svg { width: 24px; height: 24px; }
.coord small { display: block; font-size: 12px; color: var(--gris); text-transform: uppercase; letter-spacing: .1em; }
.coord strong { display: block; font-weight: 500; font-size: 16px; word-break: break-word; }
.coord span { font-size: 13px; color: var(--gris); }

/* ---------- Pied de page ---------- */
footer { border-top: 1px solid var(--ligne); padding: 48px 16px 28px; text-align: center; }
footer .logo { width: 180px; margin: 0 auto 14px; }
footer .devise { font-size: 20px; }
footer nav { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px 22px; margin: 22px 0; font-size: 13px; }
footer nav a { text-decoration: none; color: var(--texte); }
footer nav a:hover { color: var(--rouge-vif); }
footer .copy { font-size: 12px; color: var(--gris); }

/* ---------- WhatsApp flottant ---------- */
.wa-flottant {
  position: fixed; right: 18px; bottom: 18px; z-index: 40;
  width: 58px; height: 58px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--rouge); color: var(--blanc);
  box-shadow: 0 8px 24px rgba(0, 0, 0, .5);
  transition: transform .2s, background .2s;
}
.wa-flottant:hover { transform: scale(1.06); background: var(--rouge-vif); }
.wa-flottant svg { width: 28px; height: 28px; }

/* ---------- Apparition au défilement ---------- */
.apparait { opacity: 0; transform: translateY(24px); transition: opacity .7s, transform .7s; }
.apparait.vu { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .apparait { opacity: 1; transform: none; transition: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .forfaits { grid-template-columns: repeat(2, 1fr); }
  .piste { grid-auto-columns: calc((100% - 22px) / 2); }
  .apropos, .contact { grid-template-columns: 1fr; }
  .apropos .visuel { max-width: 560px; margin: 0 auto; width: 100%; }
  .trois { grid-template-columns: 1fr; }
}
@media (max-width: 880px) {
  .burger { display: grid; place-items: center; }
  .menu {
    position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: #050505; border-bottom: 1px solid var(--ligne);
    max-height: 0; overflow: hidden; transition: max-height .3s;
  }
  .menu.ouvert { max-height: 520px; }
  .menu li a { display: block; padding: 15px 24px; border-top: 1px solid var(--ligne); }
  .menu li:last-child { padding: 16px 24px 20px; }
  .menu .btn { display: flex; padding: 12px 18px; }
}
@media (max-width: 640px) {
  section { padding: 72px 16px; }
  .header .barre { padding: 8px 16px; }
  .header .marque img { height: 44px; width: auto; }
  .forfaits { grid-template-columns: 1fr 1fr; gap: 14px; }
  .forfait { padding: 26px 12px 22px; }
  .forfait h3 { font-size: 26px; }
  .forfait .prix strong { font-size: 40px; }
  .forfait .prix strong.devis { font-size: 28px; }
  .piste { grid-auto-columns: 86%; }
  .valeurs { grid-template-columns: 1fr; }
  .carte .corps, form.reservation { padding: 24px 18px; }
  form.reservation { grid-template-columns: 1fr; }
  .hero { min-height: auto; padding-top: 56px; }
  .hero .actions .btn { flex: 1 1 100%; }
  .atouts { grid-template-columns: 1fr; gap: 10px; font-size: 16px; margin-top: 32px; }
  .hero .atouts li { padding: 10px 16px; border-radius: 14px; }
  .atouts li.zone { justify-self: stretch; font-size: 15px; padding: 10px 12px; gap: 8px; text-wrap: balance; }
}