:root {
  --bleu: #0b3d5c;
  --bleu-clair: #1173a9;
  --accent: #e8b23a;
  --fond: #f2f5f7;
  --carte: #ffffff;
  --texte: #17242e;
  --gris: #6b7c88;
  --vert: #1f8a4c;
  --rouge: #c0392b;
  --radius: 12px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  background: var(--fond);
  color: var(--texte);
  font-size: 16px;
  padding-bottom: 40px;
}

header {
  background: var(--bleu);
  color: #fff;
  padding: 14px 16px 10px;
  display: flex;
  align-items: baseline;
  gap: 10px;
}
header h1 { margin: 0; font-size: 1.3rem; }
#header-sub { color: #bcd6e6; font-size: 0.85rem; flex: 1; }
#sync-indicateur { font-size: 0.9rem; color: #6b7c88; }

nav#tabs {
  display: flex;
  background: var(--bleu);
  padding: 0 8px;
  position: sticky;
  top: 0;
  z-index: 10;
}
.tab {
  flex: 1;
  background: none;
  border: none;
  color: #bcd6e6;
  padding: 10px 4px 12px;
  font-size: 0.85rem;
  border-bottom: 3px solid transparent;
  cursor: pointer;
}
.tab.active { color: #fff; border-bottom-color: var(--accent); font-weight: 600; }

.tab-panel { display: none; padding: 12px; max-width: 640px; margin: 0 auto; }
.tab-panel.active { display: block; }

.card {
  background: var(--carte);
  border-radius: var(--radius);
  padding: 14px 16px;
  margin-bottom: 12px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}
.card h2 { margin: 0 0 10px; font-size: 1.02rem; color: var(--bleu); }
.card h2 small { color: var(--gris); font-weight: normal; font-size: 0.78rem; }

label { display: block; font-size: 0.85rem; color: var(--gris); margin-bottom: 10px; }
input, select, textarea {
  display: block;
  width: 100%;
  margin-top: 4px;
  padding: 10px;
  font-size: 1rem;
  border: 1px solid #ccd6dd;
  border-radius: 8px;
  background: #fbfdfe;
  color: var(--texte);
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--bleu-clair); border-color: transparent; }
input[type="range"] { padding: 0; border: none; background: none; accent-color: var(--bleu-clair); }

.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }

.conso-ligne, .mod-ligne, .mod-entete {
  display: grid;
  grid-template-columns: 1fr 64px 84px 32px;
  gap: 6px;
  margin-bottom: 8px;
  align-items: center;
}
.mod-entete { margin-bottom: 2px; font-size: 0.75rem; color: var(--gris); }
.mod-nom-fixe { font-weight: 600; font-size: 0.95rem; }
.conso-ligne input, .mod-ligne input { margin-top: 0; padding: 8px; font-size: 0.92rem; }
.ligne-suppr {
  background: none; border: none; color: var(--rouge);
  font-size: 1.2rem; cursor: pointer; padding: 4px;
}

.subtotal { text-align: right; font-size: 0.9rem; color: var(--gris); margin-top: 6px; }
.subtotal strong { color: var(--texte); }

.calc-table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
.calc-table td { padding: 5px 2px; }
.calc-table td:last-child { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.calc-table tr.sep td { border-top: 1px solid #dde5ea; font-weight: 600; padding-top: 8px; }
.calc-table tr.total td { font-weight: 700; color: var(--bleu); font-size: 1rem; }
.calc-table tr.grand td { font-size: 1.15rem; border-top: 2px solid var(--bleu); padding-top: 8px; }
.calc-table tr.info td { color: var(--gris); font-size: 0.83rem; }

.actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
button.btn-primary, button.btn-secondary, button.btn-ghost {
  border: none; border-radius: 8px; padding: 11px 16px;
  font-size: 0.95rem; cursor: pointer; flex: 1 1 auto;
}
.btn-primary { background: var(--bleu); color: #fff; font-weight: 600; }
.btn-secondary { background: #e3edf3; color: var(--bleu); }
.btn-ghost { background: none; color: var(--gris); text-decoration: underline; }
.btn-danger { background: var(--rouge); color: #fff; border: none; border-radius: 8px;
  padding: 11px 16px; font-size: 0.95rem; cursor: pointer; flex: 1 1 auto; }
.btn-mini { flex: 0 0 auto; padding: 5px 10px; font-size: 0.8rem; margin-left: 8px; border: none; border-radius: 6px; cursor: pointer; }

.aide { color: var(--gris); font-size: 0.82rem; margin: 0 0 8px; }

/* Minuteur */
#min-affichage {
  font-size: 2.6rem; font-weight: 700; text-align: center;
  font-variant-numeric: tabular-nums; color: var(--vert); margin: 14px 0 2px;
}
#min-affichage.min-arret { color: var(--gris); }
#min-contexte { text-align: center; color: var(--gris); font-size: 0.85rem; min-height: 1.2em; }

/* Vue détail */
#detail { position: fixed; inset: 0; background: #fff; z-index: 90; overflow-y: auto; }
.detail-entete { display: flex; justify-content: space-between; align-items: center; }
.detail-entete h1 { color: var(--bleu); margin: 0; font-size: 1.3rem; }
#det-contenu h3 { color: var(--bleu); font-size: 0.95rem; margin: 18px 0 6px; }
.det-table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
.det-table th, .det-table td { padding: 5px 6px; border-bottom: 1px solid #e0e8ed; text-align: left; }
.det-table td:last-child, .det-table th:last-child { text-align: right; white-space: nowrap; }

/* Historique */
.hist-item {
  border: 1px solid #e0e8ed; border-radius: 8px;
  padding: 10px 12px; margin-bottom: 8px;
  display: flex; justify-content: space-between; align-items: center; gap: 8px;
  cursor: pointer;
}
.hist-chevron { color: var(--gris); font-size: 1.4rem; }
.hist-item .hist-info { flex: 1; min-width: 0; }
.hist-item .hist-nom { font-weight: 600; }
.hist-item .hist-meta { font-size: 0.8rem; color: var(--gris); }
.hist-item .hist-prix { font-weight: 700; color: var(--bleu); white-space: nowrap; }
.hist-vide { color: var(--gris); font-style: italic; }
.hist-actions button { background: none; border: none; cursor: pointer; font-size: 1.05rem; padding: 4px; }

/* Soumission */
.hidden { display: none !important; }
#soumission {
  position: fixed; inset: 0; background: #fff; z-index: 100; overflow-y: auto;
}
.soum-page { max-width: 700px; margin: 0 auto; padding: 30px 24px; }
.soum-header { border-bottom: 3px solid var(--bleu); padding-bottom: 10px; margin-bottom: 18px; }
.soum-header h1 { margin: 0; color: var(--bleu); }
.soum-info td { padding: 3px 8px 3px 0; vertical-align: top; }
.soum-info td:first-child { color: var(--gris); white-space: nowrap; }
.soum-detail { width: 100%; border-collapse: collapse; margin-top: 18px; }
.soum-detail th, .soum-detail td { padding: 8px; border-bottom: 1px solid #e0e8ed; text-align: left; }
.soum-detail th:last-child, .soum-detail td:last-child { text-align: right; white-space: nowrap; }
.soum-detail tfoot td { font-weight: 600; }
.soum-detail tr.grand td { font-size: 1.2rem; color: var(--bleu); border-top: 2px solid var(--bleu); }
.soum-note { font-size: 0.82rem; color: var(--gris); margin-top: 24px; }

@media print {
  body > header, body > nav, body > main, .no-print { display: none !important; }
  #soumission { position: static; }
}