/* Outil « Seuils d'effectif » : feuille d'écran et d'impression, direction visuelle D 3.1 (D7).
   Jetons repris du canevas « Poliade, directions visuelles » (branche design-v3-canevas, lecture seule). */

:root {
  --encre: #102530; --encre2: #0B1C25; --petrole: #0F4C4A; --sable: #C6A15B; --sable-clair: #E4CC97;
  --sable-ink: #7A5A22; --creme: #F7F4EC; --feuille: #FDFCF9; --sauge: #E3ECEA; --ligne: #DDD6C8;
  --texte2: #2E4450; --muted: #5A6970; --violet: #4A3C8C; --violet-sombre: #2C2652; --lilas: #BDB3EA;
  --terre: #A85A2A;
  --serif: "EB Garamond", Garamond, Georgia, "Times New Roman", serif;
  --sans: "Libre Franklin", "Segoe UI", Roboto, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "Cascadia Mono", monospace;
  --doux: cubic-bezier(.2, .7, .2, 1);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--creme); color: var(--encre); font-family: var(--sans); font-size: 17px; line-height: 1.65; -webkit-font-smoothing: antialiased; }
h1, h2, h3, p, ul, fieldset { margin: 0; }
ul { padding: 0; list-style: none; }
a { color: inherit; }
button, input { font: inherit; color: inherit; }
::selection { background: var(--sable-clair); color: var(--encre); }
:focus-visible { outline: 2px solid var(--sable); outline-offset: 3px; }

.contenu { max-width: 1200px; margin: 0 auto; padding: 0 48px; }
.mono { font-family: var(--mono); font-weight: 500; letter-spacing: .04em; }
.evitement { position: absolute; left: 16px; top: -60px; z-index: 10; background: var(--sable); color: var(--encre); padding: 10px 16px; font-weight: 600; text-decoration: none; }
.evitement:focus { top: 12px; }
.masque { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* En-tête du site (version 1.2) : reprise statique de l'en-tête de poliade.fr (tools/site), sans script ; le menu
   mobile est un élément details, ouvert au clavier comme à la souris. Classes préfixées site- pour ne rien
   partager avec les règles de l'outil. */
.site-entete { position: relative; z-index: 20; background: var(--encre); color: var(--creme); }
.site-barre { display: flex; align-items: center; justify-content: space-between; gap: 24px; height: 78px; }
.site-logo { display: flex; align-items: center; gap: 12px; min-height: 44px; text-decoration: none; }
.site-emb { display: block; width: 38px; height: 38px; transition: transform .8s var(--doux); }
.site-logo:hover .site-emb { transform: rotate(45deg); }
.site-nom { display: block; width: auto; height: 20px; }
.site-nav { display: flex; align-items: center; gap: 30px; }
.site-nav a { position: relative; padding: 10px 0; font-size: 14px; font-weight: 600; letter-spacing: .04em; text-decoration: none; }
.site-nav a:not(.site-contact)::after { content: ""; position: absolute; left: 0; right: 0; bottom: 4px; height: 1.5px; background: var(--sable); transform: scaleX(0); transform-origin: left; transition: transform .35s ease; }
.site-nav a:not(.site-contact):hover::after, .site-nav a:not(.site-contact):focus-visible::after, .site-nav a.courant::after { transform: scaleX(1); }
.site-nav .site-contact, .site-menu .site-contact { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 0 18px; border-radius: 2px; background: var(--sable); color: var(--encre); }
.site-menu { display: none; }
.site-menu summary { display: flex; align-items: center; justify-content: center; width: 44px; height: 44px; border: 1px solid currentColor; border-radius: 2px; cursor: pointer; list-style: none; }
.site-menu summary::-webkit-details-marker { display: none; }
.site-menu summary path { transform-box: fill-box; transform-origin: center; transition: transform .4s var(--doux), opacity .3s ease; }
.site-menu[open] summary .b1 { transform: translateY(6px) rotate(45deg); }
.site-menu[open] summary .b2 { opacity: 0; }
.site-menu[open] summary .b3 { transform: translateY(-6px) rotate(-45deg); }
.site-menu nav { position: absolute; left: 0; right: 0; top: 100%; display: flex; flex-direction: column; padding: 8px 16px 28px; background: var(--encre); box-shadow: 0 30px 40px -30px rgba(0, 0, 0, .5); }
.site-menu nav a { display: flex; align-items: center; min-height: 52px; padding: 10px 0; border-bottom: 1px solid rgba(247, 244, 236, .12); font-family: var(--serif); font-size: 26px; font-weight: 500; text-decoration: none; }
.site-menu nav .site-contact { margin-top: 20px; border-bottom: 0; font-family: var(--sans); font-size: 15px; font-weight: 600; min-height: 50px; }

/* Fil d'Ariane et ouverture */
.bandeau { background: var(--encre2); color: var(--creme); border-bottom: 1px solid rgba(228, 204, 151, .18); }
.bandeau-ligne { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 44px; flex-wrap: wrap; }
.ariane { display: flex; gap: 10px; font-size: 13px; color: rgba(247, 244, 236, .74); }
.ariane [aria-current] { color: var(--sable-clair); }

.ouverture { background: var(--encre2); color: var(--creme); padding: 64px 0 88px; position: relative; overflow: hidden; }
.ouverture::after { content: ""; position: absolute; right: -160px; top: 50%; width: 520px; height: 520px; margin-top: -260px; border-radius: 50%; border: 1px solid rgba(228, 204, 151, .28); box-shadow: 0 0 0 60px rgba(228, 204, 151, .04), 0 0 0 61px rgba(189, 179, 234, .22); pointer-events: none; }
.repere { display: flex; align-items: center; gap: 12px; font-family: var(--mono); font-size: 12px; font-weight: 500; letter-spacing: .14em; text-transform: uppercase; color: var(--sable-ink); }
.repere::before { content: ""; width: 22px; height: 1px; background: currentColor; }
.ouverture .repere { color: var(--sable-clair); }
.ouverture h1 { font-family: var(--serif); font-weight: 500; font-size: 56px; line-height: 1.06; letter-spacing: -.015em; margin-top: 22px; max-width: 820px; text-wrap: balance; }
.chapeau { font-size: 19px; line-height: 1.6; color: rgba(247, 244, 236, .86); max-width: 680px; margin-top: 22px; }
.meta { display: flex; flex-wrap: wrap; gap: 10px 28px; margin-top: 30px; font-family: var(--mono); font-size: 12px; letter-spacing: .08em; color: rgba(247, 244, 236, .74); }
.meta b { color: var(--sable-clair); font-weight: 500; }

/* Sections */
.section { padding: 88px 0; }
.creme { background: var(--creme); }
.feuille-fond { background: var(--feuille); }
.titre-s { font-family: var(--serif); font-weight: 500; font-size: 42px; line-height: 1.1; letter-spacing: -.01em; margin-top: 14px; max-width: 820px; text-wrap: balance; }
.titre-s.petit { font-size: 32px; }
.sous { font-size: 18px; line-height: 1.6; color: var(--texte2); max-width: 680px; margin-top: 16px; }

/* Formulaire */
.carte { background: var(--feuille); border: 1px solid var(--ligne); border-radius: 2px; padding: 36px; margin-top: 40px; box-shadow: 0 1px 0 var(--ligne), 0 24px 48px -36px rgba(16, 37, 48, .35); }
.champ-ligne { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; align-items: end; }
.champ { display: flex; flex-direction: column; gap: 8px; border: 0; padding: 0; min-width: 0; }
.champ label, .champ legend { font-size: 14px; font-weight: 600; color: var(--encre); padding: 0; }
.facultatif { font-family: var(--mono); font-size: 11px; font-weight: 500; letter-spacing: .06em; color: var(--muted); }
input[type="date"], input[type="text"] { min-height: 44px; padding: 8px 10px; border: 1px solid #B9B0A0; border-radius: 2px; background: #fff; width: 100%; }
input[type="text"] { text-align: right; font-family: var(--mono); font-size: 15px; }
input:focus-visible { outline: 2px solid var(--sable); outline-offset: 0; border-color: var(--sable-ink); }
input[aria-invalid="true"] { border-color: var(--terre); background: #FBF1EA; }
input.fictif, fieldset.fictif .bascule { outline: 2px dashed var(--sable); outline-offset: 2px; }
.bascule { display: flex; gap: 8px; }
.bascule label { flex: 1; display: flex; align-items: center; justify-content: center; gap: 8px; min-height: 44px; border: 1px solid #B9B0A0; border-radius: 2px; background: #fff; font-weight: 600; font-size: 15px; cursor: pointer; }
.bascule label:has(input:checked) { background: var(--petrole); border-color: var(--petrole); color: var(--creme); }
.bascule input { accent-color: var(--sable); }
.titre-bloc { font-family: var(--serif); font-weight: 500; font-size: 25px; margin-top: 40px; padding-top: 28px; border-top: 1px solid var(--ligne); }
.aide { font-size: 15px; color: var(--texte2); margin-top: 8px; max-width: 820px; }
.grille-annees { display: grid; grid-template-columns: repeat(8, minmax(0, 1fr)); gap: 12px; margin-top: 18px; }
.case label small { display: block; font-size: 10.5px; letter-spacing: .02em; color: var(--muted); }
.champ-note { margin-top: 24px; max-width: 820px; padding: 14px 18px; border-left: 3px solid var(--sable); background: rgba(198, 161, 91, .12); font-size: 15px; color: var(--texte2); }
.obligation .decompte { font-family: var(--mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--sable-ink); margin-bottom: 6px; }
.rappel { margin-top: 32px; font-size: 15px; color: var(--texte2); }
.case { display: flex; flex-direction: column; gap: 4px; }
.case label { font-family: var(--mono); font-size: 12px; letter-spacing: .06em; color: var(--muted); }
.annee-mois { display: grid; grid-template-columns: 64px repeat(12, minmax(0, 1fr)); gap: 8px; align-items: end; margin-top: 14px; }
.annee-mois .an { font-family: var(--mono); font-size: 13px; font-weight: 500; color: var(--sable-ink); padding-bottom: 12px; }
.annee-mois input { padding: 8px 6px; font-size: 14px; }
.recopie { margin-top: 14px; }
.btn-lien { background: none; border: 0; padding: 8px 0; color: var(--petrole); font-weight: 600; font-size: 15px; cursor: pointer; text-decoration: underline; text-underline-offset: 4px; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; padding-top: 28px; border-top: 1px solid var(--ligne); }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 50px; padding: 0 24px; border-radius: 2px; font-size: 15px; font-weight: 600; letter-spacing: .02em; border: 1.5px solid transparent; cursor: pointer; transition: background-color .25s ease, color .25s ease, border-color .25s ease; }
.btn-plein { background: var(--petrole); color: var(--creme); }
.btn-plein:hover { background: var(--encre); }
.btn-trait { background: transparent; border-color: var(--encre); color: var(--encre); }
.btn-trait:hover { background: var(--encre); color: var(--creme); }
.btn[disabled] { opacity: .45; cursor: not-allowed; }
.erreurs { margin-top: 18px; padding: 14px 18px; border-left: 3px solid var(--terre); background: #FBF1EA; font-size: 15px; }

/* Résultats */
.vide { margin-top: 28px; color: var(--muted); }
.synthese { display: flex; flex-wrap: wrap; gap: 10px 28px; margin-top: 28px; padding: 16px 0; border-top: 1px solid var(--ligne); border-bottom: 1px solid var(--ligne); font-family: var(--mono); font-size: 13px; letter-spacing: .04em; color: var(--texte2); }
.synthese b { color: var(--violet); font-weight: 500; }
.groupe { margin-top: 48px; }
.groupe-tete { display: flex; align-items: baseline; gap: 18px; padding-bottom: 12px; border-bottom: 2px solid var(--encre); }
.groupe-tete h3 { font-family: var(--serif); font-weight: 500; font-size: 30px; line-height: 1.1; }
.groupe-tete span { font-family: var(--mono); font-size: 12px; letter-spacing: .1em; color: var(--muted); text-transform: uppercase; }
.obligation { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 12px 40px; padding: 28px 0; border-bottom: 1px solid var(--ligne); }
.obligation h4 { font-family: var(--serif); font-weight: 500; font-size: 24px; line-height: 1.2; margin: 0; }
.obligation .enonce { font-size: 16px; color: var(--texte2); margin-top: 8px; }
.obligation .effet { font-size: 14px; color: var(--muted); margin-top: 8px; }
.obligation .condition { font-size: 14px; margin-top: 10px; padding: 8px 12px; border-left: 3px solid var(--sable); background: rgba(198, 161, 91, .1); }
.etat { align-self: start; border: 1px solid var(--ligne); border-radius: 2px; padding: 14px 16px; background: var(--creme); }
.etat .lib { display: block; font-family: var(--mono); font-size: 11px; font-weight: 500; letter-spacing: .14em; text-transform: uppercase; }
.etat .date { display: block; font-family: var(--serif); font-size: 23px; line-height: 1.15; margin-top: 6px; }
.etat .precision { display: block; font-size: 13.5px; line-height: 1.5; color: var(--texte2); margin-top: 6px; }
.etat.applicable { border-color: var(--petrole); background: var(--sauge); }
.etat.applicable .lib { color: var(--petrole); }
.etat.a_venir { border-color: var(--violet); background: #EFEDF7; }
.etat.a_venir .lib { color: var(--violet); }
.etat.seuil_atteint .lib { color: var(--petrole); }
.etat.non_atteint .lib, .etat.non_calcule .lib { color: var(--muted); }
.etat.indetermine { border-color: var(--terre); background: #FBF1EA; }
.etat.indetermine .lib { color: #8A4520; }
.sources { grid-column: 1 / -1; font-size: 13.5px; color: var(--texte2); }
.sources summary { cursor: pointer; font-family: var(--mono); font-size: 12px; letter-spacing: .06em; color: var(--sable-ink); min-height: 32px; display: flex; align-items: center; }
.sources ul { margin-top: 6px; display: grid; gap: 10px; }
.sources li { padding-left: 14px; border-left: 2px solid var(--ligne); }
.sources .passage { display: block; font-style: italic; margin-top: 2px; }
.anomalies { margin-top: 24px; font-size: 14px; color: #8A4520; }

/* Méthode, limites, packs */
.regles-methode { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; margin-top: 36px; }
.regle-carte { background: var(--feuille); border: 1px solid var(--ligne); padding: 24px; }
.regle-carte h3 { font-family: var(--serif); font-weight: 500; font-size: 22px; }
.regle-carte p { font-size: 15px; color: var(--texte2); margin-top: 8px; }
.deux-col { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: 64px; }
.notes { margin-top: 28px; display: grid; gap: 14px; }
.notes li { font-size: 15px; color: var(--texte2); padding-left: 16px; border-left: 2px solid var(--sable); }
.pack { display: block; margin-top: 18px; padding: 24px; border: 1px solid var(--ligne); background: var(--creme); }
.pack h3 { font-family: var(--serif); font-weight: 500; font-size: 24px; }
.pack p { font-size: 14.5px; color: var(--texte2); margin-top: 6px; }
.pack .crochet { font-family: var(--mono); font-size: 12.5px; color: var(--sable-ink); background: rgba(198, 161, 91, .14); padding: 1px 6px; border-radius: 2px; }
/* Pied du site (version 1.2) : mention et version de l'outil, puis reprise du pied de poliade.fr (tools/site). */
.site-pied { background: var(--encre2); color: rgba(247, 244, 236, .8); padding: 56px 0 40px; font-size: 14px; }
.site-pied-outil { padding-bottom: 32px; margin-bottom: 40px; border-bottom: 1px solid rgba(247, 244, 236, .14); color: rgba(247, 244, 236, .84); }
.site-pied-outil p + p { margin-top: 8px; color: rgba(247, 244, 236, .66); font-size: 12px; }
.site-pied-haut { display: grid; grid-template-columns: minmax(0, 1.3fr) repeat(3, minmax(0, 1fr)); gap: 40px; }
.site-pied-nom { display: block; width: auto; height: 22px; }
.site-pied-accroche { max-width: 320px; margin-top: 16px; }
.site-pied h3 { margin-bottom: 14px; font-size: 12px; font-weight: 600; letter-spacing: .18em; text-transform: uppercase; color: var(--sable-clair); }
.site-pied-haut a { display: block; padding: 5px 0; color: rgba(247, 244, 236, .86); text-decoration: none; }
.site-pied-haut a:hover { color: var(--creme); text-decoration: underline; text-underline-offset: 4px; }
.site-pied-bas { margin-top: 48px; padding-top: 22px; border-top: 1px solid rgba(247, 244, 236, .14); font-size: 13px; color: rgba(247, 244, 236, .66); }
.recapitulatif { display: none; }

/* En-tête et pied du site : mêmes paliers que poliade.fr */
@media (max-width: 980px) {
  .site-nav { display: none; }
  .site-menu { display: block; }
  .site-pied-haut { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 620px) {
  .site-pied-haut { grid-template-columns: 1fr; }
}

/* Mobile */
@media (max-width: 900px) {
  .site-barre { height: 64px; }
  .contenu { padding: 0 16px; }
  .ouverture { padding: 40px 0 56px; }
  .ouverture h1 { font-size: 36px; }
  .ouverture::after { display: none; }
  .titre-s { font-size: 30px; }
  .titre-s.petit { font-size: 26px; }
  .section { padding: 56px 0; }
  .carte { padding: 20px 16px; }
  .champ-ligne { grid-template-columns: 1fr; }
  .grille-annees { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .annee-mois { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .annee-mois .an { grid-column: 1 / -1; padding-bottom: 0; }
  .obligation { grid-template-columns: 1fr; }
  .regles-methode, .deux-col { grid-template-columns: 1fr; gap: 32px; }
  .btn { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}

/* Récapitulatif imprimable (standard des outils, règle 9) : seul le récapitulatif s'imprime. */
@media print {
  @page { size: A4; margin: 16mm 14mm 18mm; }
  body { background: #fff; font-size: 10.5pt; line-height: 1.45; }
  body > *:not(.recapitulatif) { display: none !important; }
  .recapitulatif { display: block; color: #000; }
  .recapitulatif h1 { font-family: var(--serif); font-weight: 500; font-size: 20pt; line-height: 1.15; }
  .recapitulatif h2 { font-family: var(--serif); font-weight: 500; font-size: 13.5pt; margin: 14pt 0 4pt; padding-bottom: 2pt; border-bottom: 1pt solid #000; break-after: avoid; }
  .recapitulatif .entete { font-family: var(--mono); font-size: 8.5pt; letter-spacing: .04em; margin-top: 4pt; color: #333; }
  .recapitulatif table { width: 100%; border-collapse: collapse; font-size: 9pt; margin-top: 4pt; }
  .recapitulatif th, .recapitulatif td { border: .5pt solid #999; padding: 2.5pt 4pt; text-align: left; vertical-align: top; }
  .recapitulatif th { background: #EEE; font-weight: 600; }
  .recapitulatif td.n { text-align: right; font-family: var(--mono); }
  .recapitulatif .ob { break-inside: avoid; padding: 5pt 0; border-bottom: .5pt solid #BBB; }
  .recapitulatif .ob b { font-weight: 600; }
  .recapitulatif .ob .st { font-family: var(--mono); font-size: 8.5pt; }
  .recapitulatif .ob .src { font-size: 8.5pt; color: #333; margin-top: 2pt; }
  .recapitulatif .mention { margin-top: 12pt; padding: 6pt 8pt; border: 1pt solid #000; font-weight: 600; break-inside: avoid; }
  .recapitulatif .petit { font-size: 8.5pt; color: #333; margin-top: 4pt; }
}