@font-face {
  font-family: Parisine;
  src: url('./ressources/parisine-std.otf') format('opentype');
  font-display: swap;
}

:root {
  font-family: Parisine, system-ui, sans-serif;
  color: #162c33;
  background: #f3f5f4;
  --encre: #162c33;
  --secondaire: #52666c;
  --bordure: #d9e2df;
  --accent: #096150;
  --accent-clair: #e6f2ed;
  --alerte: #9b2920;
  --surface: #fff;
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; }
h1, h2, h3, p, dl, dd { margin: 0; }
button, input, select, textarea { font: inherit; }
a { color: var(--accent); }
a:hover { color: #073f34; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
input[type='radio'], input[type='checkbox'], input[type='range'] { accent-color: var(--accent); }

.largeur { width: min(1152px, calc(100% - 56px)); margin-inline: auto; }
.entete { background: #162f34; color: #fff; }
.entete-contenu { min-height: 60px; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.entete a { color: inherit; text-decoration: none; }
.entete a:focus-visible { outline-color: #c6f5e3; }
.marque { font-size: 1.125rem; font-weight: 700; letter-spacing: .09em; }
.retour { display: inline-flex; align-items: center; gap: 8px; font-size: .95rem; }
.retour:hover { text-decoration: underline; }

h1 { font-size: clamp(2.25rem, 5vw, 3.25rem); line-height: 1.02; letter-spacing: -.045em; }
h2 { font-size: 1.27rem; line-height: 1.2; }
.accueil { padding-block: clamp(40px, 8vw, 90px) 56px; }
.liste-simulateurs { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 245px), 1fr)); gap: 20px; margin-top: 30px; }
.lien-simulateur { overflow: hidden; display: flex; flex-direction: column; color: var(--encre); background: var(--surface); border: 1px solid var(--bordure); border-radius: 14px; text-decoration: none; }
.lien-simulateur:hover { border-color: var(--accent); color: var(--encre); }
.apercu-simulateur { display: grid; place-items: center; min-height: 169px; padding: 16px 28px 8px; background: #e5eeea; border-bottom: 1px solid var(--bordure); }
.apercu-simulateur img { display: block; width: min(100%, 280px); height: auto; }
.apercu-carte { background: #e8eef8; }
.apercu-carte img { width: 135px; }
.apercu-rse { background: #edeaf5; }
.apercu-releve { width: min(100%, 236px); display: grid; grid-template-columns: 1fr 1fr; gap: 8px; color: #493962; font-variant-numeric: tabular-nums; font-size: .88rem; }
.apercu-releve span:nth-child(2) { text-align: right; }
.apercu-releve div { display: grid; grid-template-columns: 6fr 29fr 11fr 29fr 12fr; gap: 2px; grid-column: 1 / -1; }
.apercu-releve i { height: 24px; background: #654985; }
.apercu-releve i:nth-child(odd) { background: #b1a2c8; }
.apercu-releve i:first-child { border-radius: 5px 0 0 5px; }
.apercu-releve i:last-child { border-radius: 0 5px 5px 0; }
.lien-contenu { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 21px; flex: 1; }
.lien-contenu p { color: var(--secondaire); margin-top: 5px; }
.fleche { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 50%; background: var(--accent-clair); color: var(--accent); font-size: 1.35rem; flex: 0 0 auto; }
.lien-simulateur:hover .fleche { background: var(--accent); color: #fff; }

.simulateur { padding-block: 31px 60px; }
.titre-page { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 25px; }
.choix { display: inline-flex; flex-wrap: wrap; align-items: center; gap: 3px; padding: 3px; border: 1px solid var(--bordure); border-radius: 9px; background: #eaf0ed; }
.choix label { position: relative; display: flex; cursor: pointer; }
.choix input { position: absolute; opacity: 0; }
.choix span { display: block; border: 1px solid transparent; border-radius: 6px; padding: 7px 12px; color: var(--secondaire); font-size: .9rem; font-weight: 700; }
.choix input:checked + span { background: #fff; border-color: #d5e2dd; color: var(--accent); }
.choix input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: 1px; }
.choix-unite span { min-width: 36px; padding: 3px 8px; text-align: center; }

.colonnes { display: grid; grid-template-columns: minmax(0, 1.52fr) minmax(0, 1fr); gap: 22px; align-items: start; }
.saisie { display: grid; gap: 17px; min-width: 0; }
.panneau, .resultats, .reperes { background: var(--surface); border: 1px solid var(--bordure); border-radius: 14px; padding: 18px 20px; min-width: 0; }
.panneau-titre { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 14px; }
.grille-vehicule, .grille-masses { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.grille-vehicule > :first-child { grid-column: 1 / -1; }
.champ { display: grid; align-content: start; gap: 5px; font-size: .92rem; font-weight: 700; min-width: 0; }
.champ small { font-size: .78rem; font-weight: 400; color: var(--secondaire); margin-inline-start: 4px; }
.champ .alerte-champ { margin-inline-start: 0; color: var(--alerte); }
.champ > input, .champ select, .valeur-unite, #texte-copie { min-width: 0; width: 100%; border: 1px solid #b9cac5; border-radius: 7px; background: #fbfcfb; color: var(--encre); }
.champ > input, .champ select { min-height: 38px; padding: 6px 9px; }
.champ select { padding-right: 24px; }
.valeur-unite { display: flex; align-items: center; }
.valeur-unite input { min-width: 0; width: 100%; min-height: 36px; padding: 6px 9px; border: 0; border-radius: 7px 0 0 7px; color: inherit; background: transparent; }
.valeur-unite > span { color: var(--secondaire); padding: 0 8px 0 4px; font-size: .81rem; }
.valeur-unite:focus-within { outline: 2px solid var(--accent); outline-offset: 2px; }
.valeur-unite input:focus-visible { outline: none; }
input[aria-invalid='true'] { color: var(--alerte); }
.valeur-unite:has(input[aria-invalid='true']) { border-color: var(--alerte); }
.dessin { display: grid; align-content: center; justify-items: center; gap: 4px; min-height: 124px; margin: 14px 0 0; border-radius: 8px; padding: 6px 12px; background: #edf3f0; }
.images-vehicule { display: grid; align-items: end; width: min(100%, 323px); }
.images-vehicule img { display: block; width: 100%; height: auto; }
.images-vehicule[data-remorque] { width: min(100%, 540px); }
.images-vehicule[data-remorque='remorque'] { grid-template-columns: minmax(0, 293fr) minmax(0, 30fr) minmax(0, 293fr); }
.images-vehicule[data-remorque='semi'] { grid-template-columns: minmax(0, 116fr) minmax(0, 207fr) minmax(0, 293fr); }
.images-vehicule[data-remorque] #image-moteur { grid-area: 1 / 1 / 2 / 3; z-index: 1; }
.images-vehicule[data-remorque] #image-remorque { grid-area: 1 / 2 / 2 / 4; }
.dessin figcaption { text-align: center; }

.regime { margin-top: 12px; }
summary { cursor: pointer; }
.regime summary { color: var(--accent); font-size: .94rem; font-weight: 700; padding-block: 5px; }
.regime-contenu { display: grid; gap: 11px; padding-top: 8px; }
.conditions { display: grid; gap: 9px; }
.case { display: flex; align-items: flex-start; gap: 8px; font-size: .9rem; line-height: 1.4; }
.case input { flex: 0 0 auto; margin: .22em 0 0; }
.reperes { padding-block: 13px 7px; }
.reperes h2 { margin-bottom: 7px; font-size: 1rem; }
.reperes details + details { border-top: 1px solid var(--bordure); }
.reperes summary { padding: 8px 0; color: var(--accent); font-size: .95rem; }
.repere-texte { display: grid; gap: 7px; padding: 0 0 11px 16px; color: var(--secondaire); font-size: .94rem; line-height: 1.45; }

.element-vehicule { border: 0; margin: 0; padding: 0; min-inline-size: 0; }
.element-vehicule + .element-vehicule { margin-top: 14px; padding-top: 10px; border-top: 1px solid var(--bordure); }
.element-vehicule legend { float: left; width: 100%; padding: 0; margin: 0 0 7px; font-size: .9rem; font-weight: 700; color: var(--secondaire); }
.element-vehicule .grille-masses { clear: both; }
.position { display: grid; gap: 2px; margin-top: 12px; }
.position label { font-size: .9rem; font-weight: 700; }
.position input { width: 100%; min-height: 24px; margin: 0; cursor: pointer; }
.bornes-position { display: flex; justify-content: space-between; color: var(--secondaire); font-size: .81rem; }
.champ-methode { max-width: 285px; }
.note { font-size: .88rem; line-height: 1.4; color: var(--secondaire); }
#note-pourcentages, #note-sellette { margin-top: 8px; }
.groupe-saisie { display: grid; gap: 8px; margin-top: 15px; }
.groupe-saisie h3 { font-size: .96rem; }
.essieu-saisie { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); align-items: start; gap: 8px; border: 1px solid var(--bordure); border-radius: 8px; padding: 9px; }
.essieu-saisie > strong { grid-column: 1 / -1; font-size: .9rem; }
.essieu-saisie .champ { font-size: .85rem; }
.essieu-saisie .case { grid-column: 1 / -1; }

.resultats { border-top: 3px solid var(--accent); }
.masse-totale { display: grid; gap: 3px; border-radius: 8px; padding: 13px 14px; background: #ebf3ef; }
.masse-totale span { color: var(--secondaire); font-size: .91rem; }
.masse-totale strong { color: var(--encre); font-size: clamp(1.8rem, 4vw, 2.4rem); line-height: 1.05; letter-spacing: -.035em; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.indicateurs { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; margin-block: 13px; }
.indicateurs div { display: grid; align-content: start; gap: 3px; }
.indicateurs dt { color: var(--secondaire); font-size: .85rem; }
.indicateurs dd { font-weight: 700; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.resultats-elements { padding: 7px 0 11px; border-top: 1px solid var(--bordure); }
.resultats-elements div { display: flex; justify-content: space-between; gap: 8px; padding-top: 4px; font-size: .9rem; }
.resultats-elements dd { font-weight: 700; text-align: right; overflow-wrap: anywhere; }
.tableau-essieux { width: 100%; overflow: auto; }
.tableau-essieux table { width: 100%; border-collapse: collapse; font-size: .91rem; font-variant-numeric: tabular-nums; }
.tableau-essieux caption { text-align: left; font-weight: 700; margin-block: 4px 4px; }
.tableau-essieux th, .tableau-essieux td { text-align: right; padding: 5px 6px; border-bottom: 1px solid var(--bordure); }
.tableau-essieux th:first-child { text-align: left; padding-left: 0; }
.tableau-essieux :is(th, td):last-child { padding-right: 0; }
.tableau-essieux thead { color: var(--secondaire); font-size: .83rem; }
.tableau-essieux tbody th { font-weight: 400; }
.tableau-essieux .depassement { color: var(--alerte); font-weight: 700; }
.bilan { display: grid; gap: 7px; margin-top: 13px; font-size: .91rem; line-height: 1.35; }
.bilan ul { margin: 5px 0 0; padding-left: 17px; }
.bilan li + li { margin-top: 4px; }
.bilan .alertes { color: var(--alerte); background: #fdf1ef; border: 1px solid #f2d7d2; border-radius: 8px; padding: 9px 11px; }
.bilan .confirmation { color: var(--accent); }
.bilan details summary { color: var(--accent); }
.actions { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 7px; padding-top: 13px; }
.bouton { border: 1px solid #b9cac5; background: #fff; color: var(--encre); border-radius: 7px; padding: 7px 11px; font-size: .91rem; cursor: pointer; }
.bouton:hover { border-color: var(--accent); }
.bouton-principal { border-color: var(--accent); background: var(--accent); color: #fff; }
.bouton-principal:not(:disabled):hover { background: #064638; }
.bouton:disabled { border-color: var(--bordure); background: #e9efec; color: var(--secondaire); cursor: default; }
.retour-copie, #texte-copie { margin-top: 8px; }
#texte-copie { padding: 7px; min-height: 120px; resize: vertical; }
.visuellement-cache { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }

@media (min-width: 900px) and (min-height: 750px) {
  .resultats { position: sticky; top: 16px; }
}
@media (max-width: 820px) {
  .colonnes { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 500px) {
  .largeur { width: calc(100% - 30px); }
  .entete-contenu { min-height: 52px; }
  .simulateur { padding-top: 22px; }
  .titre-page { margin-bottom: 18px; }
  .panneau, .resultats, .reperes { padding-inline: 13px; }
  .essieu-saisie { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 345px) {
  .grille-masses { grid-template-columns: minmax(0, 1fr); }
}