/* Couleurs et typographie reprises de la maquette de l'outil. */
:root {
  --fond: #eef1f4;
  --surface: #ffffff;
  --texte: #15212c;
  --discret: #5a6773;
  --ligne: #d6dde4;
  --accent: #1c5ca3;
  --accent-texte: #ffffff;
  --accent-doux: #e3edf8;
  --signal: #f2b705;
  --signal-texte: #2a2100;
  --ok: #1d7f47;
  --ok-fond: #e4f3ea;
  --erreur: #b3261e;
  --bulle: #e7ebef;
  --telephone: #10171d;
  --ecran: #f7f8fa;
  --f-titre: "Archivo", "Arial Narrow", Arial, sans-serif;
  --f-texte: "Public Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --fond: #0e1419;
    --surface: #18212a;
    --texte: #e5ebf0;
    --discret: #9aa7b3;
    --ligne: #2b3742;
    --accent: #62a1e6;
    --accent-texte: #0a1622;
    --accent-doux: #1a2b3d;
    --signal: #e2b42b;
    --signal-texte: #231b00;
    --ok: #55c486;
    --ok-fond: #16301f;
    --erreur: #ff8a80;
    --bulle: #27323c;
    --telephone: #000000;
    --ecran: #131b22;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--f-texte);
  background: var(--fond);
  color: var(--texte);
  line-height: 1.5;
  font-size: 17px;
}
h1, h2, h3 { font-family: var(--f-titre); line-height: 1.15; text-wrap: balance; margin: 0 0 .6rem; }
h1 { font-size: 1.7rem; font-weight: 800; letter-spacing: -.01em; }
h2 { font-size: 1.4rem; font-weight: 800; }
h3 { font-size: 1.1rem; }
p { margin: 0 0 .8rem; }
a { color: var(--accent); }
img { max-width: 100%; height: auto; }
:focus-visible { outline: 3px solid var(--signal); outline-offset: 2px; }

main { max-width: 40rem; margin: 0 auto; padding: 1.5rem 16px 3rem; }
.discret { color: var(--discret); }
.erreur { color: var(--erreur); margin: .25rem 0 0; }
.succes { color: var(--ok); font-weight: 600; }

/* --- Formulaires de l'application --- */
.formulaire { display: flex; flex-direction: column; gap: .5rem; margin: 1rem 0; }
.formulaire label { font-weight: 600; margin-top: .75rem; }
input[type=tel], input[type=email], input[type=text], input:not([type]) {
  font: inherit; font-size: 1.1rem; padding: .8rem; width: 100%;
  border: 1px solid var(--ligne); border-radius: .6rem;
  background: var(--surface); color: var(--texte);
}
input.code { font-size: 2rem; letter-spacing: .5rem; text-align: center; }
fieldset { border: 0; padding: 0; margin: .75rem 0 0; }
legend { font-weight: 600; margin-bottom: .25rem; }
.choix { display: flex; align-items: center; gap: .6rem; font-weight: 400 !important; font-size: 1.1rem; padding: .4rem 0; }
.choix input { width: 1.4rem; height: 1.4rem; accent-color: var(--accent); }

.bouton {
  display: block; width: 100%; text-align: center; text-decoration: none; cursor: pointer;
  background: var(--accent); color: var(--accent-texte); border: 0; border-radius: .8rem;
  font: 700 1.1rem var(--f-titre); padding: 1rem; margin-top: 1rem;
}
.bouton.gros { font-size: 1.5rem; padding: 1.4rem; }
.bouton.danger { background: var(--erreur); }
.bouton.secondaire { background: var(--accent-doux); color: var(--accent); }
.lien { background: none; border: 0; color: var(--accent); text-decoration: underline; font: inherit; padding: .5rem 0; cursor: pointer; }
.carte { background: var(--surface); border: 1px solid var(--ligne); border-radius: 1rem; padding: 1rem 1.25rem; margin: 1rem 0; }
.carte h2 { margin: 0; }
.prix { font: 800 1.6rem var(--f-titre); margin: .25rem 0; }
.prix small { font: 400 1rem var(--f-texte); color: var(--discret); }
.secours { margin: 1.5rem 0; }
.secours summary { cursor: pointer; font-weight: 600; }
.code-renvoi { font-size: 1.4rem; font-family: ui-monospace, monospace; }
.simulation { border: 2px dashed var(--signal); border-radius: .6rem; padding: 0 .75rem; }
.bandeau-simulation { background: var(--signal); color: var(--signal-texte); text-align: center; font-size: .85rem; padding: .3rem 16px; }
.bandeau-simulation a { color: inherit; }

/* --- En-tête et pied de page --- */
.contenu { max-width: 68rem; margin: 0 auto; padding-inline: 16px; }
.entete {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--fond) 92%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--ligne);
}
.entete .contenu { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-block: .6rem; }
.logo { font: 800 1.4rem var(--f-titre); color: var(--texte); text-decoration: none; letter-spacing: -.02em; display: flex; align-items: center; gap: .45rem; }
.logo span { display: inline-grid; place-items: center; width: 1.8rem; height: 1.8rem; border-radius: .55rem; background: var(--signal); color: var(--signal-texte); font-size: 1rem; }
.entete nav { display: flex; align-items: center; gap: 1rem; font-weight: 600; font-size: .95rem; }
.entete nav a { color: var(--texte); text-decoration: none; }
.entete nav .petit-bouton { background: var(--accent); color: var(--accent-texte); padding: .5rem .9rem; border-radius: 999px; }
.lien-large { display: none; }
@media (min-width: 760px) { .lien-large { display: inline; } }

.pied { border-top: 1px solid var(--ligne); margin-top: 1rem; padding: 2rem 0 3rem; color: var(--discret); font-size: .9rem; }
.pied nav { display: flex; flex-wrap: wrap; gap: .5rem 1.25rem; margin-bottom: 1rem; }
.pied a { color: var(--discret); }

/* --- Page d'accueil --- */
.section { padding: 2.75rem 0; }
.section.alt { background: var(--surface); border-block: 1px solid var(--ligne); }
.titre-section { text-align: center; max-width: 36rem; margin: 0 auto 1.75rem; }
.titre-section p { color: var(--discret); }
.etiquette { display: inline-block; background: var(--signal); color: var(--signal-texte); font: 700 .72rem/1 var(--f-titre); letter-spacing: .06em; text-transform: uppercase; padding: 6px 9px; border-radius: 4px; margin-bottom: .8rem; }

.accroche { display: grid; gap: 2rem; align-items: center; padding: 2rem 0 2.75rem; }
.accroche h1 { font-size: 2.3rem; }
.accroche .sous-titre { font-size: 1.15rem; color: var(--discret); max-width: 34rem; }
.accroche .bouton { max-width: 24rem; }
.garanties { display: flex; flex-wrap: wrap; gap: .4rem 1rem; list-style: none; padding: 0; margin: .9rem 0 0; color: var(--discret); font-size: .92rem; }
.garanties li::before { content: "✓ "; color: var(--ok); font-weight: 700; }
@media (min-width: 860px) {
  .accroche { grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); padding-top: 3.5rem; }
  .accroche h1 { font-size: 3.1rem; }
}

/* Téléphone d'illustration */
.telephone { width: 100%; max-width: 300px; margin: 0 auto; background: var(--telephone); border-radius: 38px; padding: 10px; box-shadow: 0 24px 48px -24px rgba(10, 20, 30, .5); }
.telephone .ecran { background: var(--ecran); border-radius: 29px; padding: 14px 14px 18px; min-height: 470px; display: flex; flex-direction: column; gap: 10px; font-size: .88rem; }
.telephone .barre { display: flex; justify-content: space-between; font: 700 .72rem var(--f-titre); padding: 0 8px 4px; }
.telephone .contact { text-align: center; font-weight: 700; padding-bottom: 8px; border-bottom: 1px solid var(--ligne); }
.telephone .contact small { display: block; font-weight: 400; color: var(--discret); }
.manque { align-self: center; color: var(--erreur); font-size: .78rem; font-weight: 600; }
.bulle { background: var(--bulle); border-radius: 16px 16px 16px 4px; padding: 9px 12px; max-width: 88%; }
.bulle.moi { background: var(--accent); color: var(--accent-texte); align-self: flex-end; border-radius: 16px 16px 4px 16px; }
.bulle a { color: inherit; font-weight: 700; }
.notif { margin-top: auto; background: var(--surface); border: 1px solid var(--ligne); border-radius: 14px; padding: 10px 12px; box-shadow: 0 6px 18px -10px rgba(0, 0, 0, .35); }
.notif b { display: block; font-size: .72rem; color: var(--discret); text-transform: uppercase; letter-spacing: .04em; }

/* Étapes */
.etapes { display: grid; gap: 1rem; list-style: none; padding: 0; margin: 0; counter-reset: etape; }
.etapes li { background: var(--surface); border: 1px solid var(--ligne); border-radius: 1rem; padding: 1.25rem; counter-increment: etape; }
.section.alt .etapes li { background: var(--fond); }
.etapes li::before { content: counter(etape); display: inline-grid; place-items: center; width: 2.2rem; height: 2.2rem; border-radius: 50%; background: var(--accent); color: var(--accent-texte); font: 800 1.1rem var(--f-titre); margin-bottom: .7rem; }
.etapes p { color: var(--discret); margin: 0; }
@media (min-width: 760px) { .etapes { grid-template-columns: repeat(3, 1fr); } }

.atouts { display: grid; gap: 1.25rem; }
.atout { display: flex; gap: .9rem; align-items: flex-start; }
.atout .icone { flex: 0 0 auto; width: 2.6rem; height: 2.6rem; border-radius: .8rem; background: var(--accent-doux); color: var(--accent); display: grid; place-items: center; font-size: 1.25rem; }
.atout h3 { margin-bottom: .25rem; }
.atout p { color: var(--discret); margin: 0; }
@media (min-width: 760px) { .atouts { grid-template-columns: repeat(2, 1fr); gap: 1.75rem 2.5rem; } }

.metiers { display: flex; flex-wrap: wrap; gap: .6rem; justify-content: center; list-style: none; padding: 0; margin: 0; }
.metiers a, .metiers span { display: inline-block; padding: .55rem 1rem; border-radius: 999px; background: var(--surface); border: 1px solid var(--ligne); font-weight: 600; color: var(--texte); text-decoration: none; }
.metiers span { color: var(--discret); font-weight: 400; }

.offres { display: grid; gap: 1rem; max-width: 50rem; margin: 0 auto; }
.offre { background: var(--surface); border: 1px solid var(--ligne); border-radius: 1.1rem; padding: 1.4rem; display: flex; flex-direction: column; }
.section.alt .offre { background: var(--fond); }
.offre.mise-en-avant { border: 2px solid var(--accent); }
.offre ul { padding-left: 1.1rem; margin: .5rem 0 1.25rem; }
.offre li { margin: .3rem 0; }
.offre .bouton { margin-top: auto; }
@media (min-width: 720px) { .offres { grid-template-columns: 1fr 1fr; } }
.note-offres { text-align: center; color: var(--discret); font-size: .92rem; margin-top: 1rem; }

.faq { max-width: 44rem; margin: 0 auto; }
.faq details { background: var(--surface); border: 1px solid var(--ligne); border-radius: .8rem; margin: .6rem 0; padding: .2rem 1.1rem; }
.section.alt .faq details { background: var(--fond); }
.faq summary { cursor: pointer; font-weight: 700; padding: .8rem 0; }
.faq details p { color: var(--discret); }

.appel-final { text-align: center; max-width: 34rem; margin: 0 auto; }
.appel-final .bouton { max-width: 24rem; margin-inline: auto; }

/* Pages de texte (légal, métiers) */
.texte { max-width: 44rem; margin: 0 auto; padding: 2rem 0 1rem; }
.texte h1 { font-size: 2rem; }
.texte h2 { font-size: 1.25rem; margin-top: 1.8rem; }
.texte li { margin: .35rem 0; }
.texte .bouton { max-width: 24rem; }
.appel { border-top: 1px solid var(--ligne); padding-top: .6rem; margin-top: .6rem; }
.appel p { margin: 0; }
input[type=time] { font: inherit; padding: .4rem; border: 1px solid var(--ligne); border-radius: .4rem; background: var(--surface); color: var(--texte); }
.photos { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: .5rem; }
.photos img { width: 100%; aspect-ratio: 1; object-fit: cover; border-radius: .6rem; }
input[type=file] { font: inherit; }
.sous-groupe { font-weight: 700; color: var(--discret); margin: .8rem 0 .1rem; font-size: .9rem; text-transform: uppercase; letter-spacing: .04em; }
.bouton-photos { margin-top: 1rem; font-weight: 700 !important; }
.cache-fichier { position: absolute; width: 1px; height: 1px; opacity: 0; }
textarea, select { font: inherit; padding: .7rem; border: 1px solid var(--ligne); border-radius: .6rem; background: var(--surface); color: var(--texte); width: 100%; }
.ligne-devis { background: var(--surface); border: 1px solid var(--ligne); border-radius: .9rem; padding: .8rem; margin-top: .6rem; display: grid; gap: .5rem; }
.ligne-chiffres { display: grid; grid-template-columns: 1fr 1.4fr 1fr; gap: .5rem; }
.ligne-chiffres label { font-size: .8rem; color: var(--discret); font-weight: 600; margin: 0; }
.ligne-chiffres input, .ligne-chiffres select { padding: .6rem; font-size: 1.05rem; }
.ligne-pied { display: flex; justify-content: space-between; align-items: center; gap: .5rem; flex-wrap: wrap; }
.supprimer { font-size: .85rem; color: var(--erreur); font-weight: 400 !important; margin: 0 !important; display: flex; gap: .3rem; align-items: center; }
.totaux p { display: flex; justify-content: space-between; margin: .2rem 0; }
.totaux .grand { font-size: 1.25rem; }
.avertissement { border-color: var(--signal); }
.succes-fond { background: var(--ok-fond); border-color: var(--ok); }
.prix-ligne { display: grid; grid-template-columns: 1fr 7rem; align-items: center; gap: .5rem; font-weight: 400 !important; margin-top: .3rem !important; }
.prix-ligne input { padding: .5rem; text-align: right; }
.nature { display: grid; gap: 0; }
.ligne-lecture { display: flex; justify-content: space-between; gap: 1rem; padding: .45rem 0; border-bottom: 1px solid var(--ligne); }