:root {
  --bleu-encre: #16202B;
  --bleu-fonce: #1E2B3A;
  --papier: #F1EDE1;
  --jaune-signal: #F5B700;
  --cyan-atelier: #3AAFA9;
  --texte-clair: #F1EDE1;
  --texte-fonce: #16202B;
  --trait: rgba(241, 237, 225, 0.25);
  --font-mono: 'Space Mono', monospace;
  --font-sans: 'Work Sans', sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bleu-encre);
  color: var(--texte-clair);
  font-family: var(--font-sans);
  background-image:
    linear-gradient(var(--trait) 1px, transparent 1px),
    linear-gradient(90deg, var(--trait) 1px, transparent 1px);
  background-size: 40px 40px;
}

a { color: inherit; text-decoration: none; }

/* En-tête */
.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 40px;
  border-bottom: 1px solid var(--trait);
}
.logo { font-family: var(--font-mono); font-size: 1.2rem; letter-spacing: 1px; }
.logo span { color: var(--jaune-signal); }
.site-header nav a { margin-left: 24px; font-family: var(--font-mono); font-size: 0.85rem; }
.site-header nav a:hover { color: var(--jaune-signal); }
.site-header nav a.lien-admin {
  border: 1px solid var(--trait); padding: 6px 12px; border-radius: 2px;
}
.site-header nav a.lien-admin:hover { border-color: var(--jaune-signal); }

main { max-width: 1100px; margin: 0 auto; padding: 0 40px 80px; }

/* Section d'accueil */
.hero { padding: 80px 0 50px; max-width: 640px; }
.hero-eyebrow {
  font-family: var(--font-mono); color: var(--jaune-signal);
  letter-spacing: 2px; text-transform: uppercase; font-size: 0.8rem; margin-bottom: 12px;
}
.hero h1 { font-size: 2.6rem; line-height: 1.15; margin: 0 0 16px; }
.hero-sub { color: rgba(241, 237, 225, 0.7); font-size: 1.05rem; }

/* Grille du catalogue */
.grille-modeles {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 24px;
}

.carte-modele {
  position: relative;
  background: var(--papier);
  color: var(--texte-fonce);
  border-radius: 2px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: transform 0.15s ease;
}
.carte-modele::before, .carte-modele::after {
  content: ''; position: absolute; width: 10px; height: 10px;
  border: 1px solid var(--texte-fonce); opacity: 0.4;
}
.carte-modele::before { top: 6px; left: 6px; border-right: none; border-bottom: none; }
.carte-modele::after { bottom: 6px; right: 6px; border-left: none; border-top: none; }
.carte-modele:hover { transform: translateY(-4px); }
.carte-modele .numero { font-family: var(--font-mono); font-size: 0.75rem; color: var(--cyan-atelier); }
.carte-modele img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 1px; }
.photo-manquante {
  width: 100%; aspect-ratio: 4 / 3; display: flex; align-items: center; justify-content: center;
  background: rgba(22, 32, 43, 0.08); font-family: var(--font-mono); font-size: 0.8rem; color: rgba(22, 32, 43, 0.5);
}
.carte-modele h2 { font-size: 1.05rem; margin: 0; }
.date-ajout { font-family: var(--font-mono); font-size: 0.75rem; color: rgba(22, 32, 43, 0.6); margin: 0; }

.vide { font-family: var(--font-mono); color: rgba(241, 237, 225, 0.6); padding: 40px 0; }

/* Fiche d'un modèle */
.fiche { max-width: 720px; margin: 60px auto; }
.fiche .numero { font-family: var(--font-mono); color: var(--cyan-atelier); font-size: 0.85rem; }
.fiche h1 { font-size: 2.2rem; margin: 8px 0 24px; }
.galerie { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; margin-bottom: 28px; }
.galerie img { width: 100%; border-radius: 2px; object-fit: cover; aspect-ratio: 4 / 3; }
.description { line-height: 1.7; color: rgba(241, 237, 225, 0.85); margin-bottom: 28px; white-space: pre-line; }
.fiche-technique {
  display: grid; grid-template-columns: max-content 1fr; gap: 6px 20px;
  font-family: var(--font-mono); font-size: 0.85rem; padding: 20px 0;
  border-top: 1px dashed var(--trait); border-bottom: 1px dashed var(--trait); margin-bottom: 32px;
}
.fiche-technique dt { color: var(--cyan-atelier); }
.fiche-technique dd { margin: 0; }

.bouton-telecharger {
  display: inline-block; background: var(--jaune-signal); color: var(--texte-fonce);
  font-family: var(--font-mono); font-weight: 700; padding: 14px 28px; border-radius: 2px; letter-spacing: 0.5px;
}
.bouton-telecharger:hover { background: var(--cyan-atelier); color: var(--texte-clair); }

/* Pages simples et admin */
.page-texte, .page-etroite { max-width: 640px; margin: 60px auto; }
.page-large { margin: 60px 0; }
.page-texte h1, .page-etroite h1 { margin-bottom: 20px; }

.formulaire { display: flex; flex-direction: column; gap: 18px; margin-top: 20px; }
.formulaire label { display: flex; flex-direction: column; gap: 6px; font-family: var(--font-mono); font-size: 0.85rem; }
.formulaire input, .formulaire textarea {
  background: var(--bleu-fonce); border: 1px solid var(--trait); color: var(--texte-clair);
  padding: 10px 12px; border-radius: 2px; font-family: var(--font-sans); font-size: 0.95rem;
}
.formulaire button, .bouton {
  background: var(--jaune-signal); color: var(--texte-fonce); border: none; font-family: var(--font-mono);
  font-weight: 700; padding: 12px 20px; border-radius: 2px; cursor: pointer; display: inline-block;
}
.formulaire button:hover, .bouton:hover { background: var(--cyan-atelier); color: var(--texte-clair); }

.erreur { color: #FF6B6B; font-family: var(--font-mono); font-size: 0.85rem; }

.optionnel { color: rgba(241, 237, 225, 0.5); font-weight: 400; text-transform: none; letter-spacing: 0; }

.fichiers-existants { margin-top: 20px; }
.liste-fichiers { display: flex; flex-direction: column; gap: 8px; }
.fichier-existant {
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  background: var(--bleu-fonce); border: 1px solid var(--trait); border-radius: 2px;
  padding: 10px 14px; font-family: var(--font-mono); font-size: 0.85rem;
}
.fichier-existant span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.fichier-existant a { color: #FF8A8A; flex-shrink: 0; }
.fichier-existant a:hover { color: #FF6B6B; }

.liste-telechargement { display: flex; flex-direction: column; gap: 12px; margin-bottom: 20px; }
.item-telechargement {
  display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap;
  background: rgba(241, 237, 225, 0.05); border: 1px solid var(--trait); border-radius: 2px; padding: 14px 18px;
}
.item-telechargement .nom-fichier { font-family: var(--font-mono); font-size: 0.9rem; }
.item-telechargement .taille-fichier { display: block; color: rgba(241, 237, 225, 0.5); font-size: 0.75rem; margin-top: 4px; }
.bouton-telecharger.petit { padding: 10px 18px; font-size: 0.8rem; }

.photos-existantes { margin-top: 20px; }
.etiquette { font-family: var(--font-mono); font-size: 0.8rem; color: var(--cyan-atelier); margin-bottom: 10px; }
.galerie-admin { display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: 12px; }
.photo-existante { text-align: center; }
.photo-existante img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 2px; margin-bottom: 6px; }
.photo-existante a { font-family: var(--font-mono); font-size: 0.75rem; color: #FF8A8A; }
.photo-existante a:hover { color: #FF6B6B; }

.entete-admin { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; flex-wrap: wrap; gap: 16px; }
.entete-admin > div { display: flex; align-items: center; gap: 16px; }
.lien-discret { font-family: var(--font-mono); font-size: 0.8rem; color: rgba(241, 237, 225, 0.6); }

.tableau-admin { width: 100%; border-collapse: collapse; font-family: var(--font-mono); font-size: 0.85rem; }
.tableau-admin th, .tableau-admin td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--trait); }
.tableau-admin th { color: var(--cyan-atelier); font-weight: 400; }

.site-footer {
  text-align: center; padding: 30px; font-family: var(--font-mono);
  font-size: 0.75rem; color: rgba(241, 237, 225, 0.4); border-top: 1px solid var(--trait);
}

@media (max-width: 640px) {
  .site-header, main { padding-left: 20px; padding-right: 20px; }
  .hero h1 { font-size: 2rem; }
  .entete-admin { flex-direction: column; align-items: flex-start; }
}