/* Piste A : la structure de la page du cousin (les-couvreurs-versaillais.fr), aux couleurs du logo MT.
   Seul ecart de charte : le bleu marine du cousin (#243652) devient le noir du logo. Pour revenir au
   bleu, changer --fonce et --fonce-2, rien d'autre. */
:root {
  --fonce: #111111;
  --fonce-2: #1c1c1c;
  --or: #d69b3c;          /* l'or exact du cousin */
  --or-clair: #e8b95e;
  --or-texte: #94661d;
  --texte: #1a1a1a;
  --gris: #555555;
  --gris-clair: #6b6b6b;
  --fond-doux: #f7f5f0;
  --fond-gris: #f9fafb;
  --ligne: #e6e2da;
  --blanc: #ffffff;
  --titre: 'Playfair Display', 'Georgia', 'Times New Roman', serif;
  --corps: 'Roboto', 'Arial Narrow', Arial, sans-serif;
  --largeur: 1290px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: var(--corps); font-size: 16px; line-height: 1.65; color: var(--texte); background: var(--blanc); overflow-wrap: break-word; }
img { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--titre); font-weight: 700; line-height: 1.2; margin: 0; overflow-wrap: anywhere; }
p { margin: 0 0 1em; }

.enveloppe { width: 100%; max-width: var(--largeur); margin-inline: auto; padding-inline: 24px; }
/* l'or du cousin est illisible en texte sur fond blanc (2,2 de contraste) : sur fond clair, le texte
   dore prend une teinte plus profonde ; sur le noir, l'or d'origine */
.or { color: var(--or-texte); }
.pied .or, .calcul__resultat .or { color: var(--or); }
.evitement { position: absolute; top: 8px; left: 8px; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); background: var(--or); color: #000; padding: 8px 12px; z-index: 50; }
.evitement:focus { width: auto; height: auto; clip-path: none; }
.visuel-cache { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
:focus-visible { outline: 3px solid var(--or); outline-offset: 3px; }
::selection { background: var(--or); color: #000; }

/* ---------- boutons ---------- */
.bouton { display: inline-block; font-family: var(--corps); font-weight: 700; font-size: 16px; line-height: 1.2; text-decoration: none; border-radius: 3px; padding: 12px 24px; transition: background-color .2s ease-out, color .2s ease-out, transform .2s ease-out; text-align: center; }
.bouton--or { background: var(--or); color: #111; }
.bouton--or:hover { background: var(--or-clair); }
.bouton--or:active { transform: translateY(1px); }
.bouton--contour { border: 2px solid var(--blanc); color: var(--blanc); padding: 10px 22px; background: rgba(10,10,10,.5); }
.bouton--contour:hover { background: var(--blanc); color: #111; }
.bouton--grand { padding: 18px 36px; font-size: 18px; border-radius: 6px; }
.bouton--petit { padding: 10px 24px; font-size: 15px; }
.bouton--noir-or { display: block; background: var(--fonce); color: var(--or-clair); border: 3px solid var(--or); border-radius: 8px; padding: 20px; font-size: 17px; margin-top: 24px; }
.bouton--noir-or:hover { background: #000; color: var(--blanc); }

/* ---------- en-tete ---------- */
.bandeau { background: var(--blanc); font-size: 15px; }
.bandeau__rang { display: flex; justify-content: space-between; align-items: center; gap: 16px; min-height: 32px; }
.bandeau p { margin: 0; color: var(--fonce); }
.bandeau__infos { display: flex; gap: 32px; list-style: none; margin: 0; padding: 0; }
.bandeau__infos li { display: flex; align-items: center; gap: 8px; color: #373737; }
.bandeau__infos a { text-decoration: none; }
.bandeau__infos svg { width: 18px; height: 18px; fill: var(--or); }
.barre { background: var(--fonce); }
.barre__rang { display: flex; align-items: center; gap: 24px; min-height: 87px; }
.marque { display: flex; align-items: center; gap: 12px; text-decoration: none; margin-right: auto; }
.marque img { width: 64px; height: 64px; border-radius: 50%; }
.marque__nom { font-family: var(--titre); font-weight: 700; font-size: 30px; color: var(--blanc); letter-spacing: -.01em; }
.marque__nom em { font-style: normal; color: var(--or); }
.menu { display: flex; list-style: none; margin: 0; padding: 0; }
.menu li + li { border-left: 1px solid var(--or); }
.menu a { display: block; padding: 4px 11px; color: var(--blanc); font-weight: 700; font-size: 17px; text-decoration: none; }
.menu a:hover { color: var(--or); }
.barre__devis { margin-left: 44px; }
.burger { display: none; background: none; border: 0; padding: 10px; cursor: pointer; }
.burger span:not(.visuel-cache) { display: block; width: 26px; height: 2px; background: var(--or); margin: 6px 0; }

/* ---------- hero ---------- */
.hero { position: relative; min-height: 596px; display: flex; align-items: center; background: #2a2a2a url('../img/p16-1600.jpg') center 40% / cover no-repeat; color: var(--blanc); text-align: center; }
.hero__voile { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(10,10,10,.62), rgba(10,10,10,.5) 55%, rgba(10,10,10,.7)); }
.hero__texte { position: relative; padding-block: 72px; }
.hero h1 { font-size: clamp(30px, 4.2vw, 54px); max-width: 980px; margin: 0 auto 20px; text-wrap: balance; }
.hero p { font-size: clamp(17px, 1.6vw, 21px); margin-bottom: 32px; }
.hero__boutons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.hero__filet { display: block; width: 306px; max-width: 70%; height: 1px; background: var(--or); margin: 40px auto 0; }

/* ---------- intro deux colonnes ---------- */
.intro { display: grid; grid-template-columns: 1fr 1fr; gap: 44px; align-items: center; padding-block: 110px; }
.intro h2 { font-size: clamp(26px, 2.6vw, 34px); color: var(--fonce); margin-bottom: 24px; }
.intro .bouton { margin-bottom: 28px; }
.intro p { color: #111; }
.intro__image { margin: 0; }
.intro__image img { width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: cover; object-position: center 60%; border-radius: 4px; }
.intro__image figcaption { font-size: 14px; color: var(--gris-clair); margin-top: 10px; }

/* ---------- tableau de prix ---------- */
.tarifs__carte { background: var(--fond-doux); border-radius: 14px; padding: 56px 24px 40px; text-align: center; }
.tarifs h2 { font-size: 28px; color: var(--fonce); }
.tarifs__chapo { color: var(--gris); margin: 12px 0 34px; }
.tableau { width: 100%; max-width: 598px; margin: 0 auto; border-collapse: collapse; font-size: 16px; box-shadow: 0 1px 2px rgba(0,0,0,.06); border-radius: 8px; overflow: hidden; font-variant-numeric: tabular-nums; }
.tableau th { background: var(--fonce); color: var(--blanc); text-align: left; padding: 18px 20px; font-weight: 700; }
.tableau th + th, .tableau td + td { text-align: right; border-left: 1px solid var(--ligne); }
.tableau tbody td { background: var(--blanc); padding: 13px 20px; border-top: 1px solid var(--ligne); color: #333; }
.tableau tbody tr:nth-child(even) td { background: #faf9f6; }
.tableau tbody td:first-child { text-align: center; }
.tableau tbody td + td { font-weight: 700; color: #111; }
.tableau tfoot td { background: var(--fonce); color: var(--blanc); font-weight: 700; padding: 14px 20px; text-align: center; }
.tableau tfoot td + td { text-align: right; border-left-color: #333; }
.tableau tfoot a { text-decoration: none; color: var(--or-clair); }
.mention { font-size: 13px; color: var(--gris-clair); margin: 26px 0 22px; }

/* ---------- calculateur ---------- */
.calcul { padding-block: 100px 50px; }
.calcul__carte { max-width: 640px; margin: 0 auto; background: var(--blanc); border-radius: 16px; padding: 40px 30px 40px; box-shadow: 0 1px 3px rgba(0,0,0,.06), 0 12px 40px rgba(0,0,0,.07); }
.pastille { display: inline-block; background: var(--or); color: #111; font-weight: 700; font-size: 14px; text-transform: uppercase; letter-spacing: .03em; padding: 6px 18px; border-radius: 30px; margin-bottom: 14px; }
.calcul h2 { font-size: clamp(24px, 2.4vw, 28px); color: var(--fonce); }
.calcul__chapo { color: #666; margin: 6px 0 26px; font-size: 15px; }
.calcul__label { display: block; font-weight: 700; color: var(--fonce); font-size: 15px; margin-bottom: 8px; }
.calcul__curseur { display: flex; align-items: center; gap: 14px; }
.calcul__curseur input { flex: 1; accent-color: var(--fonce); height: 28px; min-width: 0; }
.calcul__curseur output { background: var(--fonce); color: var(--blanc); font-weight: 700; font-size: 15px; border-radius: 6px; padding: 8px 14px; min-width: 84px; text-align: center; font-variant-numeric: tabular-nums; }
.calcul__choix { display: flex; flex-wrap: wrap; gap: 10px; margin: 12px 0 28px; }
.calcul__choix button { font: 400 16px var(--corps); background: var(--or); color: #111; border: 0; border-radius: 3px; padding: 7px 17px; cursor: pointer; transition: background-color .15s ease-out; }
.calcul__choix button:hover { background: var(--or-clair); }
.calcul__choix button[aria-pressed="true"] { background: var(--fonce); color: var(--blanc); }
.calcul__resultat { background: var(--fonce); color: var(--blanc); border-radius: 12px; padding: 26px 28px 20px; }
.calcul__etiquette { font-size: 15px; margin: 0 0 4px; color: #d8d8d8; }
.calcul__prix { margin: 0 0 20px; font: 700 clamp(40px, 6vw, 52px)/1.1 var(--corps); color: var(--or); font-variant-numeric: tabular-nums; padding-bottom: 20px; border-bottom: 1px solid #333; }
.calcul__prix small { font-size: 22px; color: #cfcfcf; }
.calcul__detail { display: flex; flex-wrap: wrap; gap: 8px 22px; margin: 0 0 14px; }
.calcul__detail dt { font-size: 14px; color: #d8d8d8; }
.calcul__detail dd { margin: 0; font-weight: 700; font-size: 17px; font-variant-numeric: tabular-nums; }
.calcul__mention { font-size: 12.5px; font-style: italic; color: #b5b5b5; margin: 0; }

/* ---------- prestations ---------- */
.prestations { background: var(--fond-gris); padding-block: 100px; }
.titre-centre { text-align: center; font-size: clamp(26px, 2.8vw, 36px); color: var(--fonce); max-width: 900px; margin: 0 auto 18px; text-wrap: balance; }
.chapo-centre { text-align: center; color: #373737; max-width: 720px; margin: 0 auto 44px; }
.prestations__grille { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.carte-presta { background: var(--blanc); border-radius: 10px; overflow: hidden; box-shadow: 0 1px 2px rgba(0,0,0,.05), 0 8px 24px rgba(0,0,0,.05); }
.carte-presta img { width: 100%; height: auto; aspect-ratio: 4 / 3; object-fit: cover; }
.carte-presta div { padding: 22px 24px 26px; border-top: 3px solid var(--or); }
.carte-presta h3 { font-size: 22px; color: var(--fonce); margin-bottom: 8px; }
.carte-presta p { margin: 0; color: var(--gris); }

/* ---------- bande defilante des realisations ---------- */
.defile { background: var(--fond-gris); border-block: 1px solid #ddd; padding-block: 22px; overflow: hidden; box-shadow: inset 0 6px 8px -6px rgba(0,0,0,.18), inset 0 -6px 8px -6px rgba(0,0,0,.18); }
.defile__piste { display: flex; width: max-content; animation: defile 60s linear infinite; animation-play-state: var(--jeu-anim, running); }
.defile:hover .defile__piste { animation-play-state: paused; }
.defile__liste { display: flex; gap: 16px; list-style: none; margin: 0; padding: 0 16px 0 0; }
.defile__liste img { height: 150px; width: 225px; object-fit: cover; border-radius: 6px; }
@keyframes defile { to { transform: translateX(-50%); } }

/* ---------- zone ---------- */
.zone { background: var(--fond-gris); padding-block: 90px 80px; }
.zone .chapo-centre { color: #111; }
.villes { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 20px 14px; justify-content: center; }
.villes li { display: flex; align-items: center; gap: 12px; background: var(--blanc); border: 1px solid #e5e7eb; border-radius: 4px; padding: 12px 16px; font-weight: 700; font-size: 14px; line-height: 1.15; color: var(--fonce); text-align: center; }
.villes svg { width: 16px; height: 16px; fill: var(--fonce); flex: none; }
.villes span { display: block; }

/* ---------- pourquoi ---------- */
.pourquoi { padding-block: 110px 90px; max-width: 960px; text-align: center; }
.pourquoi > p { color: #111; }
.pourquoi strong { color: #000; }
.appel { margin-top: 60px; padding-top: 50px; border-top: 1px solid var(--ligne); }
.appel__titre { font-family: var(--titre); font-weight: 700; font-size: clamp(26px, 2.6vw, 32px); color: var(--fonce); margin-bottom: 6px; }

/* ---------- pied ---------- */
.pied { background: var(--fonce); color: var(--blanc); }
.pied__grille { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; padding-block: 90px 60px; }
.pied__nom { font-family: var(--titre); font-weight: 700; font-size: 35px; line-height: 1.6; margin: 0 0 18px; }
.pied__nom span { display: block; color: var(--or); }
.pied__lien { margin: 26px 0 18px 20px; font-size: 18px; padding-bottom: 26px; border-bottom: 1px solid #555; max-width: 173px; }
.pied__logo { width: 120px; height: 120px; border-radius: 50%; margin-top: 16px; }
.pied__titre { font-weight: 800; font-size: 35px; margin: 0 0 20px; padding-bottom: 22px; border-bottom: 1px solid #777; max-width: 193px; line-height: 1.3; }
.pied__liste { list-style: none; margin: 0; padding: 0; }
.pied__liste li { position: relative; padding-left: 22px; font-weight: 700; margin-bottom: 12px; }
.pied__liste li::before { content: '→'; position: absolute; left: 0; color: var(--or); }
.pied__liste a { text-decoration: none; }
.pied__bas { border-top: 1px solid #333; font-weight: 700; font-size: 16px; }
.pied__bas-rang { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px 24px; padding-block: 6px; }
.appel-mobile { display: none; }

/* ---------- telephone ---------- */
@media (max-width: 1100px) {
  .barre__devis { margin-left: 0; }
  .menu a { padding: 4px 8px; font-size: 16px; }
  .marque__nom { font-size: 24px; }
}
@media (max-width: 900px) {
  .bandeau { display: none; }
  .burger { display: block; }
  .barre__rang { flex-wrap: wrap; min-height: 72px; gap: 12px; }
  .marque img { width: 52px; height: 52px; }
  .barre__devis { display: none; }
  .menu { display: none; width: 100%; flex-direction: column; padding-bottom: 12px; }
  .menu.est-ouvert { display: flex; }
  .menu li + li { border-left: 0; border-top: 1px solid #333; }
  .menu a { padding: 12px 0; }
  .hero { min-height: 520px; }
  .intro { grid-template-columns: 1fr; padding-block: 64px; }
  .prestations, .zone { padding-block: 64px; }
  .prestations__grille { grid-template-columns: 1fr; }
  .pied__grille { grid-template-columns: 1fr; padding-block: 56px 40px; }
  .pied__nom { font-size: 30px; }
  .pied__titre { font-size: 28px; }
  .appel-mobile { display: block; position: fixed; left: 12px; right: 12px; bottom: calc(12px + env(safe-area-inset-bottom, 0px)); z-index: 40; background: var(--or); color: #111; font-weight: 700; text-align: center; text-decoration: none; padding: 15px; border-radius: 8px; box-shadow: 0 6px 20px rgba(0,0,0,.25); }
  .pied { padding-bottom: 76px; }
}
@media (max-width: 480px) {
  .enveloppe { padding-inline: 16px; }
  .hero__boutons .bouton { width: 100%; }
  .tarifs__carte { padding: 40px 12px 32px; }
  .tableau th, .tableau td, .tableau tbody td, .tableau tfoot td { padding-inline: 12px; }
  .calcul__carte { padding: 30px 18px; }
  .calcul__detail { gap: 8px 16px; }
  .villes li { width: 100%; justify-content: flex-start; text-align: left; }
  .bouton--grand { padding: 16px 20px; }
}