:root {
  --encre: #1f2328;
  --encre-douce: #565c64;
  --fond: #f8f4ec;
  --carte: #ffffff;
  --ligne: #e3dccd;
  --accent: #c94f24;
  --accent-fonce: #a63e19;
  --accent-pale: #fbe6dc;
  --vert: #2f6b4f;
  --rayon: 14px;
  --titre: "Bricolage Grotesque", "Segoe UI", system-ui, sans-serif;
  --texte: "Source Sans 3", "Segoe UI", system-ui, sans-serif;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--fond);
  color: var(--encre);
  font: 18px/1.6 var(--texte);
}
a { color: var(--accent-fonce); text-underline-offset: 3px; }
a:hover { color: var(--accent); }
h1, h2, h3 { font-family: var(--titre); line-height: 1.15; letter-spacing: -0.01em; }
h1 { font-size: clamp(2rem, 6vw, 3.2rem); font-weight: 800; margin: 0 0 0.4em; }
h2 { font-size: 1.5rem; font-weight: 700; margin: 2em 0 0.5em; }
.lecteur { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

.entete { background: var(--encre); color: #fff; }
.entete__in {
  max-width: 1080px; margin: 0 auto; padding: 14px 16px;
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px 24px;
}
.logo { display: flex; align-items: center; gap: 10px; color: #fff; text-decoration: none; }
.logo:hover { color: #fff; }
.logo__marque {
  display: grid; place-items: center; width: 36px; height: 36px; border-radius: 10px;
  background: var(--accent); font: 800 22px/1 var(--titre);
}
.logo__nom { font: 600 1.35rem/1 var(--titre); letter-spacing: -0.02em; }
.logo__nom b { color: #f3a27f; font-weight: 800; }
.nav { display: flex; flex-wrap: wrap; gap: 4px 6px; }
.nav a {
  color: #e9e6df; text-decoration: none; font-weight: 600; font-size: 0.98rem;
  padding: 6px 12px; border-radius: 999px;
}
.nav a:hover { background: rgba(255,255,255,0.1); color: #fff; }
.nav a[aria-current="page"] { background: #fff; color: var(--encre); }

.page { max-width: 760px; margin: 0 auto; padding: 40px 16px 64px; }
.page--large { max-width: 960px; }
.haut { margin-bottom: 24px; }
.chapeau { font-size: 1.15rem; color: var(--encre-douce); margin: 0; max-width: 40em; }

.calc {
  background: var(--carte); border: 1px solid var(--ligne); border-radius: var(--rayon);
  padding: 24px; box-shadow: 0 10px 30px -18px rgba(31,35,40,0.35);
}
.calc__modes { display: inline-flex; background: var(--fond); border-radius: 999px; padding: 4px; margin-bottom: 18px; }
.calc__mode {
  border: 0; background: transparent; font: 600 1rem var(--texte); color: var(--encre-douce);
  padding: 8px 18px; border-radius: 999px; cursor: pointer;
}
.calc__mode[aria-checked="true"] { background: var(--encre); color: #fff; }
.calc__champ { display: block; }
.calc__etiquette { display: block; font-weight: 600; margin-bottom: 6px; }
.calc__saisie {
  display: flex; align-items: center; gap: 8px; border: 2px solid var(--encre); border-radius: 12px;
  padding: 4px 16px; background: #fff; font: 700 2rem var(--titre);
}
.calc__saisie:focus-within { border-color: var(--accent); box-shadow: 0 0 0 4px var(--accent-pale); }
.calc__saisie input {
  flex: 1; min-width: 0; border: 0; outline: 0; background: transparent;
  font: inherit; color: var(--encre); padding: 6px 0; font-variant-numeric: tabular-nums;
}
.calc__res { margin: 20px 0 0; display: grid; gap: 2px; }
.calc__res > div {
  display: flex; justify-content: space-between; align-items: baseline; padding: 8px 2px;
  border-bottom: 1px dashed var(--ligne);
}
.calc__res dt { color: var(--encre-douce); }
.calc__res dt small { font-size: 0.85em; margin-left: 4px; }
.calc__res dd { margin: 0; font-weight: 700; font-variant-numeric: tabular-nums; }
.calc__total { border-bottom: 0 !important; padding-top: 14px !important; }
.calc__total dt { color: var(--encre); font-weight: 700; }
.calc__total dd { font: 800 1.9rem var(--titre); color: var(--accent-fonce); }
.calc--inverse .calc__total dd { font: 700 1.2rem var(--texte); color: var(--encre); }
.calc--inverse #r-base { font: 800 1.9rem var(--titre); color: var(--accent-fonce); }
.calc__actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }

.bouton {
  display: inline-block; border: 0; border-radius: 10px; cursor: pointer;
  background: var(--accent); color: #fff; font: 700 1rem var(--texte); padding: 11px 18px; text-decoration: none;
}
.bouton:hover { background: var(--accent-fonce); color: #fff; }
.bouton--discret { background: transparent; color: var(--encre); box-shadow: inset 0 0 0 2px var(--ligne); }
.bouton--discret:hover { background: var(--carte); color: var(--encre); box-shadow: inset 0 0 0 2px var(--encre); }

.texte { margin-top: 12px; }
.texte--seul h1 { margin-bottom: 0.6em; }
.petit { font-size: 0.92rem; color: var(--encre-douce); }
.tableau-defile { overflow-x: auto; }
.tableau { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; background: var(--carte); border-radius: 10px; overflow: hidden; }
.tableau th, .tableau td { padding: 9px 12px; text-align: right; border-bottom: 1px solid var(--ligne); white-space: nowrap; }
.tableau th { background: var(--encre); color: #fff; font-weight: 600; font-size: 0.95rem; }
.tableau th:first-child, .tableau td:first-child { text-align: left; }
details { border-bottom: 1px solid var(--ligne); padding: 12px 0; }
summary { font-weight: 700; cursor: pointer; }
details p { margin: 8px 0 0; }
.encart {
  margin-top: 40px; background: var(--accent-pale); border-radius: var(--rayon); padding: 4px 24px 12px;
}
.encart h2 { margin-top: 0.9em; }

.pied { border-top: 1px solid var(--ligne); }
.pied__in { max-width: 1080px; margin: 0 auto; padding: 24px 16px 40px; font-size: 0.95rem; color: var(--encre-douce); }
.pied__avis { margin: 0 0 10px; max-width: 46em; }
.pied__liens { display: flex; flex-wrap: wrap; gap: 6px 18px; margin: 0; }

.haut--facture { margin-bottom: 18px; }
.barre-facture {
  position: sticky; top: 0; z-index: 5; display: flex; flex-wrap: wrap; align-items: center; gap: 10px 14px;
  background: var(--fond); padding: 12px 0;
}
.interrupteur { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; cursor: pointer; }
.interrupteur input { width: 20px; height: 20px; accent-color: var(--accent); }

.feuille {
  background: #fff; border-radius: 6px; padding: 44px 48px; font-size: 16px; line-height: 1.45;
  box-shadow: 0 1px 2px rgba(31,35,40,0.08), 0 18px 40px -22px rgba(31,35,40,0.45);
}
.c {
  display: block; width: 100%; border: 1px solid transparent; border-radius: 6px; background: #fbf8f2;
  font: inherit; color: var(--encre); padding: 5px 8px; margin: 0 0 4px; resize: none; overflow: hidden;
}
.c:hover { border-color: var(--ligne); }
.c:focus { outline: 0; border-color: var(--accent); background: #fff; }
.c::placeholder { color: #a29a8c; }
.c--fort { font-weight: 700; font-size: 1.15em; }
.c--num { text-align: right; font-variant-numeric: tabular-nums; }
.feuille__haut { display: flex; justify-content: space-between; gap: 32px; }
.feuille__emetteur { flex: 1 1 55%; min-width: 0; }
.feuille__titre { flex: 0 1 280px; text-align: right; }
.feuille__mot { font: 800 2.6rem/1 var(--titre); letter-spacing: -0.02em; margin: 0 0 14px; color: var(--encre); }
.meta label { display: flex; align-items: center; justify-content: flex-end; gap: 10px; }
.meta span { color: var(--encre-douce); font-size: 0.9em; white-space: nowrap; }
.meta .c { width: 160px; text-align: right; }
.logo-zone { margin-bottom: 10px; }
.logo-zone img { display: block; max-height: 90px; max-width: 240px; object-fit: contain; }
.logo-zone__ajout {
  display: inline-flex; align-items: center; justify-content: center; width: 200px; height: 72px;
  border: 2px dashed var(--ligne); border-radius: 10px; color: var(--encre-douce); font-weight: 600; cursor: pointer;
}
.logo-zone__ajout:hover { border-color: var(--accent); color: var(--accent-fonce); }
.logo-zone__ajout input { position: absolute; width: 1px; height: 1px; opacity: 0; }
.logo-zone__retirer { border: 0; background: none; color: var(--encre-douce); font: 600 0.85rem var(--texte); padding: 4px 0; cursor: pointer; text-decoration: underline; }
.feuille__parties { display: flex; justify-content: space-between; gap: 32px; margin: 32px 0 24px; }
.feuille__parties > div { flex: 1 1 50%; min-width: 0; }
.feuille__etiq { text-transform: uppercase; letter-spacing: 0.08em; font-size: 0.75rem; font-weight: 700; color: var(--encre-douce); margin: 0 0 6px 8px; }
.feuille__numeros label { display: flex; align-items: center; gap: 10px; }
.feuille__numeros span { width: 36px; font-size: 0.9em; color: var(--encre-douce); font-weight: 600; padding-left: 8px; }
.sans-taxes .feuille__numeros, .sans-taxes .ligne-taxe { display: none; }

.lignes { width: 100%; border-collapse: collapse; }
.lignes th {
  text-align: left; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--encre-douce); border-bottom: 2px solid var(--encre); padding: 6px 8px;
}
.lignes td { border-bottom: 1px solid var(--ligne); padding: 6px 0; vertical-align: top; }
.lignes .c { margin: 0; }
.lignes__qte { width: 80px; }
.lignes__prix { width: 130px; }
.lignes__mont { width: 130px; text-align: right; font-variant-numeric: tabular-nums; font-weight: 600; }
td.lignes__mont { padding: 11px 8px 0 !important; }
th.lignes__mont, th.lignes__qte, th.lignes__prix { text-align: right; }
.lignes__x { width: 34px; text-align: center; }
.lignes td + td { padding-left: 6px; }
.retirer { border: 0; background: none; font-size: 1.4rem; line-height: 1; color: #b3aa9b; cursor: pointer; padding: 6px; }
.retirer:hover { color: var(--accent); }
.ajout-ligne { margin-top: 10px; border: 0; background: none; color: var(--accent-fonce); font: 700 1rem var(--texte); cursor: pointer; padding: 6px 8px; }
.feuille__bas { display: flex; justify-content: space-between; align-items: flex-start; gap: 32px; margin-top: 28px; }
.notes { flex: 1 1 50%; color: var(--encre-douce); }
.totaux { flex: 0 0 300px; margin: 0; }
.totaux > div { display: flex; justify-content: space-between; padding: 6px 8px; }
.totaux dt { color: var(--encre-douce); }
.totaux dd { margin: 0; font-variant-numeric: tabular-nums; font-weight: 600; }
.totaux__total { border-top: 2px solid var(--encre); margin-top: 6px; padding-top: 10px !important; }
.totaux__total dt { color: var(--encre); font-weight: 700; }
.totaux__total dd { font: 800 1.5rem var(--titre); }
.rassure { font-size: 0.95rem; color: var(--vert); margin: 18px 0 0; }

@media screen and (max-width: 720px) {
  body { font-size: 17px; }
  .page { padding-top: 28px; }
  .calc { padding: 18px; }
  .barre-facture { position: static; }
  .calc__saisie { font-size: 1.6rem; }
  .feuille { padding: 22px 16px; border-radius: 4px; }
  .feuille__haut, .feuille__parties, .feuille__bas { flex-direction: column; gap: 18px; }
  .feuille__titre { text-align: left; flex-basis: auto; }
  .meta label { justify-content: space-between; }
  .totaux { flex-basis: auto; width: 100%; }
  .lignes thead { display: none; }
  .lignes, .lignes tbody { display: block; }
  .lignes tr { display: grid; grid-template-columns: 1fr 1fr 34px; gap: 6px; padding: 10px 0; border-bottom: 1px solid var(--ligne); }
  .lignes td { border: 0; padding: 0 !important; width: auto; }
  .lignes__desc { grid-column: 1 / 3; }
  .lignes__x { grid-column: 3; grid-row: 1; }
  .lignes td.lignes__mont { grid-column: 1 / 3; text-align: right; padding-top: 4px !important; }
  .lignes td[data-l]::before { content: attr(data-l); display: block; font-size: 0.75rem; color: var(--encre-douce); margin: 0 0 2px 8px; }
}

@media print {
  @page { margin: 14mm; }
  body { background: #fff; font-size: 11pt; }
  .entete, .pied, .haut, .barre-facture, .rassure, .texte, .ajout-ligne, .lignes__x, .logo-zone__ajout, .logo-zone__retirer { display: none !important; }
  .page { padding: 0; max-width: none; }
  .feuille { box-shadow: none; padding: 0; border-radius: 0; }
  .c { background: none !important; border-color: transparent !important; padding-left: 0; padding-right: 0; }
  .c:placeholder-shown { visibility: hidden; }
  .numeros-vides .feuille__numeros { display: none; }
  .c::-webkit-calendar-picker-indicator { display: none; }
  .lignes tr.vide { display: none; }
  .sans-logo .logo-zone { display: none; }
  .lignes__mont { padding-right: 0 !important; }
  .feuille__etiq { margin-left: 0; }
  .feuille__numeros span { padding-left: 0; }
}