:root {
  --orange: #ff7900;
  --noir: #0d0d0d;
  --gris: #f4f4f5;
  --bord: #e4e4e7;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--gris);
  color: #18181b;
}
header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 24px; background: #fff; border-bottom: 1px solid var(--bord);
  position: sticky; top: 0; z-index: 10;
}
.logo { font-size: 1.3rem; font-weight: 800; }
.logo span { color: var(--orange); }
.nav { display: flex; align-items: center; gap: 16px; }
.lien-vendeur { color: #18181b; text-decoration: none; font-weight: 600; font-size: .95rem; }
.lien-vendeur:hover { color: var(--orange); }
.filtres { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; }
.filtre {
  border: 1px solid var(--bord); background: #fff; padding: 8px 16px;
  border-radius: 999px; cursor: pointer; font-weight: 600; font-size: .9rem;
}
.filtre.actif { background: var(--orange); color: #000; border-color: var(--orange); }
.carte .boutique { font-size: .8rem; color: #71717a; }
.vide { grid-column: 1/-1; text-align: center; color: #71717a; padding: 40px; }
.panier-btn {
  background: var(--orange); color: #000; border: 0; padding: 10px 16px;
  border-radius: 10px; font-weight: 700; cursor: pointer;
}
.panier-btn span {
  background: #000; color: #fff; border-radius: 50%;
  padding: 1px 7px; margin-left: 4px; font-size: .85rem;
}
.hero {
  text-align: center; padding: 48px 24px;
  background: linear-gradient(135deg, #ff7900, #ff9d40); color: #000;
}
.hero h1 { font-size: clamp(1.5rem, 4vw, 2.4rem); margin-bottom: 8px; }
.hero p { opacity: .85; }
main { max-width: 1100px; margin: 32px auto; padding: 0 24px; }
.grille {
  display: grid; gap: 20px;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
}
.carte {
  background: #fff; border: 1px solid var(--bord); border-radius: 14px;
  padding: 20px; display: flex; flex-direction: column; gap: 8px;
}
.carte .emoji { font-size: 3rem; text-align: center; }
.carte h3 { font-size: 1.05rem; }
.carte .cat { font-size: .75rem; color: var(--orange); font-weight: 700; text-transform: uppercase; }
.carte .desc { font-size: .85rem; color: #71717a; flex: 1; }
.carte .prix { font-size: 1.2rem; font-weight: 800; }
.carte button {
  background: var(--noir); color: #fff; border: 0; padding: 10px;
  border-radius: 10px; cursor: pointer; font-weight: 600;
}
.carte button:hover { background: var(--orange); color: #000; }

.overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,.5);
  opacity: 0; pointer-events: none; transition: .2s; z-index: 20;
}
.overlay.actif { opacity: 1; pointer-events: auto; }
.panneau {
  position: fixed; top: 0; right: 0; height: 100%; width: 380px; max-width: 90vw;
  background: #fff; box-shadow: -4px 0 24px rgba(0,0,0,.15);
  transform: translateX(100%); transition: .25s; z-index: 30;
  display: flex; flex-direction: column; padding: 20px;
}
.panneau.ouvert { transform: translateX(0); }
.panneau-tete { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.panneau-tete button { background: none; border: 0; font-size: 1.4rem; cursor: pointer; }
#lignes-panier { flex: 1; overflow-y: auto; }
.ligne {
  display: flex; align-items: center; gap: 10px; padding: 10px 0;
  border-bottom: 1px solid var(--bord);
}
.ligne .info { flex: 1; }
.ligne .info small { color: #71717a; }
.ligne .qte { display: flex; align-items: center; gap: 6px; }
.ligne .qte button {
  width: 26px; height: 26px; border: 1px solid var(--bord);
  background: #fff; border-radius: 6px; cursor: pointer; font-weight: 700;
}
.total-ligne {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 0; font-size: 1.1rem;
}
.form-client { display: flex; flex-direction: column; gap: 10px; }
.form-client input {
  padding: 12px; border: 1px solid var(--bord); border-radius: 10px; font-size: .95rem;
}
.payer {
  background: var(--orange); color: #000; border: 0; padding: 14px;
  border-radius: 10px; font-weight: 800; cursor: pointer; font-size: 1rem;
}
.payer:disabled { opacity: .5; cursor: not-allowed; }
.msg { margin-top: 10px; font-size: .9rem; color: #dc2626; min-height: 1.2em; }
footer { text-align: center; padding: 24px; color: #71717a; font-size: .9rem; }