/* L'Atelier de Formulation — styles (s'appuie sur les jetons de site.css) */
:root { --champagne: #E6D5B8; --at-ok: #9FBF9A; --at-warn: #D9B36C; --at-err: #E0A79C; }

.atelier-page .page-head { padding-bottom: var(--s-4); }
#atelier { padding-bottom: var(--section); }
.at-notice { border: 1px solid var(--gold-700); background: rgba(196,161,106,.06); padding: var(--s-4) var(--s-5); margin-bottom: var(--s-5); }
.at-notice p { margin: 0 0 var(--s-2); font-size: .9375rem; }
.at-notice p:last-child { margin: 0; }
.at-hint { font-size: .875rem; color: var(--ivory-500); margin: var(--s-2) 0; }
.at-hint.warn, .warn { color: var(--at-warn); }
.ok { color: var(--at-ok); }
.at-flash { min-height: 1.5em; margin: var(--s-2) 0; font-size: .9375rem; color: var(--champagne); }
.at-flash.is-bad { color: var(--at-err); }

.at-toolbar { position: sticky; top: var(--header-h); z-index: 5; background: rgba(36,38,41,.96); padding: var(--s-3) 0; border-bottom: 1px solid var(--ink-500); }
.at-inline { display: flex; flex-wrap: wrap; gap: var(--s-3); align-items: flex-end; }
.at-btn { min-height: 42px; padding: 0 var(--s-4); border-radius: var(--radius); border: 1px solid var(--gold-500); background: var(--gold-500); color: var(--ink-900);
  font: inherit; font-size: .8125rem; letter-spacing: .1em; text-transform: uppercase; cursor: pointer; }
.at-btn:hover { background: var(--gold-400); }
.at-btn--ghost { background: transparent; color: var(--ivory-100); border-color: var(--ink-500); }
.at-btn--ghost:hover { background: transparent; border-color: var(--gold-500); color: var(--gold-400); }
.at-link { background: none; border: 0; padding: var(--s-1) 0; color: var(--gold-400); font: inherit; font-size: .875rem; cursor: pointer; text-decoration: underline; text-underline-offset: 3px; }
.at-icon { background: none; border: 1px solid var(--ink-500); color: var(--ivory-300); width: 36px; height: 36px; border-radius: var(--radius); cursor: pointer; font-size: 1.125rem; }
.at-icon:hover { border-color: var(--at-err); color: var(--at-err); }
#atelier select, #atelier input[type=text], #atelier input[type=number], #atelier input[type=date], #atelier textarea, .at-dialog input, .at-dialog select, .at-dialog textarea {
  width: 100%; font: inherit; font-size: 1rem; color: var(--ivory-100); background: var(--ink-700); border: 1px solid var(--ink-500); border-radius: var(--radius); padding: .55rem .7rem; min-height: 42px; }
#atelier input:focus, #atelier select:focus, #atelier textarea:focus, .at-dialog input:focus { outline: none; border-color: var(--gold-500); }
#atelier select option, #atelier select optgroup { background: var(--ink-800); color: var(--ivory-100); }
input[type=checkbox] { width: 20px; height: 20px; accent-color: var(--gold-500); }

.at-layout { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: var(--gutter); align-items: start; margin-top: var(--s-5); }
.at-results { position: sticky; top: calc(var(--header-h) + 72px); max-height: calc(100vh - var(--header-h) - 90px); overflow: auto; padding-right: 4px; }
.at-card { background: var(--ink-900); border: 1px solid var(--ink-500); padding: var(--s-5); margin-bottom: var(--s-4); }
.at-meta { display: grid; grid-template-columns: 2fr 1fr; gap: var(--s-4); }
.at-field { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.at-field__label { font-size: .75rem; letter-spacing: .1em; text-transform: uppercase; color: var(--ivory-300); }
.at-field small { color: var(--ivory-500); }
.at-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: var(--s-3) var(--s-4); }
.at-grid--comp { grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); }
.at-layer__head { display: flex; gap: var(--s-4); align-items: flex-end; justify-content: space-between; margin-bottom: var(--s-3); }
.at-layer__head .at-field { flex: 1; }
.at-details { margin-top: var(--s-4); border-top: 1px solid var(--ink-500); padding-top: var(--s-3); }
.at-details summary { cursor: pointer; font-size: .8125rem; letter-spacing: .1em; text-transform: uppercase; color: var(--gold-500); padding: var(--s-2) 0; }
.at-details[open] summary { margin-bottom: var(--s-3); }
.at-h3 { font-family: var(--font-display); font-size: 1.375rem; font-weight: 400; margin: 0 0 var(--s-3); }
.at-h4 { font-size: .75rem; letter-spacing: .14em; text-transform: uppercase; color: var(--gold-500); margin: var(--s-5) 0 var(--s-2); font-weight: 400; }
.at-scale .at-inline > .at-field { flex: 1 1 180px; }

.at-table { width: 100%; border-collapse: collapse; font-size: .9375rem; }
.at-table th { text-align: left; font-weight: 400; font-size: .75rem; letter-spacing: .08em; text-transform: uppercase; color: var(--ivory-500); padding: var(--s-2); border-bottom: 1px solid var(--ink-500); }
.at-table td { padding: var(--s-2); border-bottom: 1px solid rgba(61,63,68,.6); vertical-align: middle; }
.at-table .num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.at-table tfoot td { border-bottom: 0; color: var(--champagne); }
.at-table--edit td:nth-child(2) { width: 130px; }
.at-table--edit td:nth-child(3), .at-center { width: 80px; text-align: center; }
.at-table--edit td:last-child { width: 44px; }
.at-table--comp tr.is-sub td:first-child { padding-left: var(--s-5); color: var(--ivory-300); }
.at-table--comp td.ok, .at-table--comp td.warn { font-size: .8125rem; }
.at-table--edit + .at-btn { margin-top: var(--s-3); }
.at-messages ul { list-style: none; padding: 0; margin: 0; display: grid; gap: var(--s-2); }
.at-messages li { padding-left: var(--s-4); position: relative; font-size: .9375rem; }
.at-messages li::before { content: ""; position: absolute; left: 0; top: .6em; width: 7px; height: 7px; border-radius: 50%; }
.at-messages li.is-error { color: var(--at-err); } .at-messages li.is-error::before { background: var(--at-err); }
.at-messages li.is-warning { color: var(--at-warn); } .at-messages li.is-warning::before { background: var(--at-warn); }

.at-library { margin-top: var(--s-8); }
.at-library__head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: var(--s-4); margin-bottom: var(--s-4); }
.at-scroll { overflow-x: auto; }
.at-badge { display: inline-block; font-size: .6875rem; letter-spacing: .1em; text-transform: uppercase; padding: 2px 6px; border: 1px solid currentColor; }
.at-badge--theorique, .at-badge--verifie { color: var(--at-ok); }
.at-badge--a-verifier { color: var(--at-warn); }
.at-badge--inconnu { color: var(--ivory-500); }

.at-dialog { background: var(--ink-800); color: var(--ivory-100); border: 1px solid var(--gold-700); max-width: min(980px, 96vw); width: 100%; max-height: 92vh; padding: 0; }
.at-dialog::backdrop { background: rgba(20,21,23,.85); }
.at-form { padding: var(--s-6); display: grid; gap: var(--s-4); }
.at-fiche { display: none; }

@media (max-width: 1080px) {
  .at-layout { grid-template-columns: 1fr; }
  .at-results { position: static; max-height: none; overflow: visible; }
}
@media (max-width: 640px) {
  .at-toolbar { position: static; }
  .at-meta { grid-template-columns: 1fr; }
  .at-card { padding: var(--s-4); }
  .at-table--edit thead { display: none; }
  .at-table--edit tr { display: grid; grid-template-columns: 1fr 110px 44px; grid-template-areas: "ing ing ing" "g after del"; gap: var(--s-2); padding: var(--s-3) 0; border-bottom: 1px solid var(--ink-500); }
  .at-table--edit td { border: 0; padding: 0; width: auto !important; }
  .at-table--edit td:nth-child(1) { grid-area: ing; }
  .at-table--edit td:nth-child(2) { grid-area: g; }
  .at-table--edit td:nth-child(3) { grid-area: after; display: flex; align-items: center; gap: var(--s-2); text-align: left; }
  .at-table--edit td:nth-child(3)::before { content: attr(data-label); font-size: .75rem; color: var(--ivory-300); }
  .at-table--edit td:nth-child(4) { grid-area: del; }
  .at-table--edit tr { grid-template-columns: 110px 1fr 44px; grid-template-areas: "ing ing ing" "g after del"; }
  .at-btn { flex: 1 1 auto; }
}

/* Fiche technique imprimée */
@media print {
  body { background: #fff; color: #000; }
  .site-header, .site-footer, .page-head, .at-notice, .at-toolbar, .at-tabs, .at-panel, .at-more, .at-flash, .skip, .lightbox, .at-dialog { display: none !important; }
  .at-fiche { display: block !important; color: #000; font-family: Georgia, serif; font-size: 10.5pt; }
  .at-fiche h1 { font-size: 18pt; margin: 0 0 6pt; } .at-fiche h2 { font-size: 13pt; margin: 14pt 0 6pt; border-bottom: 1px solid #999; }
  .at-fiche table { width: 100%; border-collapse: collapse; margin: 4pt 0 8pt; }
  .at-fiche th, .at-fiche td { border-bottom: 1px solid #ccc; padding: 3pt 4pt; text-align: left; color: #000; }
  .at-fiche .num { text-align: right; } .at-fiche .at-hint { color: #333; font-size: 9pt; }
  .at-fiche tr.is-sub td:first-child { padding-left: 14pt; }
}
#atelier .at-toolbar select { width: auto; max-width: 320px; flex: 0 1 260px; }
.at-toolbar .at-inline { align-items: center; }
.at-layout > * { min-width: 0; }
@media (max-width: 1080px) { .at-layout { grid-template-columns: minmax(0, 1fr); } }
@media (max-width: 640px) {
  .at-table--comp th:last-child, .at-table--comp td:last-child { font-size: .75rem; }
  .at-table--comp { font-size: .875rem; }
  .at-results .at-card { overflow-x: auto; }
}
@media (max-width: 640px) { .at-toolbar .at-btn { flex: 1 1 calc(50% - var(--s-3)); font-size: .75rem; letter-spacing: .06em; padding: 0 var(--s-2); } #atelier .at-toolbar select { flex: 1 1 100%; max-width: none; } }

/* ---------- v1.1 : trois modules ---------- */
.at-subtitle { font-family: var(--font-display); font-style: italic; font-size: clamp(1.25rem, 1.1rem + .6vw, 1.625rem); color: var(--gold-400); margin: var(--s-2) 0 var(--s-4); }
.at-legendline { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.at-legendline small { color: var(--ivory-500); }
.at-kind { display: inline-block; font-family: var(--font-text); font-size: .6875rem; letter-spacing: .12em; text-transform: uppercase; padding: 2px 8px; border: 1px solid; border-radius: 999px; vertical-align: middle; font-weight: 400; }
.at-kind--Measured { color: var(--champagne); border-color: var(--champagne); }
.at-kind--Calculated { color: var(--gold-400); border-color: var(--gold-700); }
.at-kind--Reference { color: var(--ivory-300); border-color: var(--ink-500); border-style: dashed; }

.at-tabs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; margin-top: var(--s-5); border-bottom: 1px solid var(--ink-500); }
.at-tab { display: flex; flex-direction: column; align-items: flex-start; gap: 2px; text-align: left; background: none; border: 0; border-bottom: 2px solid transparent; margin-bottom: -1px;
  padding: var(--s-3) var(--s-4) var(--s-3) 0; color: var(--ivory-300); font: inherit; cursor: pointer; min-width: 0; }
.at-tab__n { font-size: .6875rem; letter-spacing: .16em; text-transform: uppercase; color: var(--gold-700); }
.at-tab__t { font-family: var(--font-display); font-size: clamp(1.25rem, 1rem + .9vw, 1.75rem); line-height: 1.1; color: var(--ivory-100); }
.at-tab__d { font-size: .8125rem; color: var(--ivory-500); }
.at-tab[aria-selected="true"] { border-bottom-color: var(--gold-500); }
.at-tab[aria-selected="true"] .at-tab__n { color: var(--gold-500); }
.at-tab:hover .at-tab__t { color: var(--gold-400); }
.at-panel { padding-top: var(--s-5); }
.at-panel[hidden] { display: none; }
.at-panel > .at-layout { margin-top: 0; }

.at-focus { grid-column: 1 / -1; margin: 0; font-size: .9375rem; color: var(--ivory-300); border-left: 2px solid var(--gold-700); padding-left: var(--s-3); }
.at-focus strong { font-weight: 400; color: var(--gold-400); }
.at-meta .at-hint { grid-column: 1 / -1; }
.at-keys { display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: var(--s-3); margin: 0 0 var(--s-3); }
.at-keys div { border-top: 1px solid var(--ink-500); padding-top: var(--s-2); }
.at-keys dt { font-size: .75rem; letter-spacing: .08em; text-transform: uppercase; color: var(--ivory-500); }
.at-keys dd { margin: 0; font-family: var(--font-display); font-size: 1.5rem; color: var(--ivory-100); font-variant-numeric: tabular-nums; }
.at-keys .is-incomplete dd { font-family: var(--font-text); font-size: .875rem; color: var(--at-warn); }

.at-balance { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 460px), 1fr)); gap: 0 var(--gutter); align-items: start; }
.at-balance > * { min-width: 0; }
.at-compare { min-width: 0; }
.at-explain summary { cursor: pointer; list-style: none; }
.at-explain summary::-webkit-details-marker { display: none; }
.at-explain summary::after { content: ' ⓘ'; color: var(--gold-700); font-size: .8em; }
.at-explain[open] summary::after { color: var(--gold-400); }
.at-explain p { margin: 4px 0 2px; font-size: .8125rem; line-height: 1.55; color: var(--ivory-300); max-width: 46ch; white-space: normal; }
.at-basis { margin: var(--s-2) 0 0; padding-left: 1.1em; font-size: .875rem; }
.at-basis li { margin-bottom: 4px; }
.at-basis small { color: var(--ivory-500); }
.is-delta { color: var(--champagne); }
.is-nm { color: var(--ivory-500); font-style: italic; }

.at-notice-line { font-size: .875rem; color: var(--ivory-300); border-left: 2px solid var(--at-warn); padding-left: var(--s-3); margin: 0 0 var(--s-4); max-width: 80ch; }
.at-stability { max-width: 1100px; }
.at-table--log td { white-space: nowrap; }
.at-table--log td:nth-child(n+8) { white-space: normal; min-width: 140px; }
.at-chartbox { margin-top: var(--s-4); }
.at-chartbox .at-h4 { margin-bottom: var(--s-2); }
.at-chart { width: 100%; max-width: 640px; height: auto; display: block; }
.at-chart__grid { stroke: var(--ink-500); stroke-width: 1; }
.at-chart__tick { fill: var(--ivory-500); font-size: 12px; font-family: var(--font-text); }
.at-chart__axis { fill: var(--ivory-500); font-size: 11px; font-family: var(--font-text); letter-spacing: .06em; }
.at-chart__pt { cursor: default; outline: none; }
.at-chart__pt:focus circle:nth-child(2), .at-chart__pt:hover circle:nth-child(2) { r: 6.5; }
.at-legend { list-style: none; display: flex; flex-wrap: wrap; gap: var(--s-2) var(--s-4); padding: 0; margin: var(--s-2) 0 0; font-size: .875rem; color: var(--ivory-300); }
.at-legend__dot { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 6px; vertical-align: 0; }

.at-more { border-top: 1px solid var(--gold-700); margin-top: var(--section-sm, var(--s-6)); padding-top: var(--s-5); max-width: 60ch; }
.at-more .eyebrow { margin-bottom: var(--s-2); }
.at-more p { color: var(--ivory-300); margin: 0 0 var(--s-2); }
.at-teaser { max-width: 62ch; }

@media (max-width: 640px) {
  .at-tabs { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .at-tab { padding-right: var(--s-2); }
  .at-tab__d { display: none; }
  .at-tab__n { font-size: .625rem; letter-spacing: .1em; }
  .at-tab__t { font-size: 1.0625rem; }
  .at-meta { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 640px) {
  #atelier .at-toolbar select { flex: 1 1 100%; width: 100%; max-width: 100%; min-width: 0; }
}
/* v1.1 : la barre d'outils n'est plus collante (trois lignes avec les démonstrations) */
.at-toolbar { position: static; background: none; }
.at-results { top: calc(var(--header-h) + 16px); max-height: calc(100vh - var(--header-h) - 32px); }
.at-compare .at-btn { margin: var(--s-3) 0 var(--s-2); }

/* ---------- v1.2 ---------- */
.at-level { display: inline-block; font-size: .625rem; letter-spacing: .12em; text-transform: uppercase; padding: 1px 6px; border-radius: 2px; margin-right: 2px; vertical-align: 1px; white-space: nowrap; }
.at-level--F { color: var(--ink-900); background: var(--at-ok); }
.at-level--S { color: var(--ink-900); background: var(--gold-400); }
.at-level--H { color: var(--ink-900); background: var(--champagne); }
.at-explain p { margin: 6px 0 2px; }
.at-assumption { border-left: 2px solid var(--champagne); padding-left: var(--s-3); margin: var(--s-2) 0 var(--s-3); }
.at-messages li.is-info { color: var(--ivory-300); }
.at-data { margin: var(--s-3) 0 0; border: 1px solid var(--ink-500); padding: var(--s-3) var(--s-4); background: var(--ink-900); }
.at-data > summary { cursor: pointer; font-size: .8125rem; letter-spacing: .1em; text-transform: uppercase; color: var(--ivory-300); }
.at-data[open] > summary { margin-bottom: var(--s-3); color: var(--gold-400); }
.at-data__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr)); gap: var(--s-4); margin-bottom: var(--s-3); }
.at-data__list ul { list-style: none; padding: 0; margin: 0; }
.at-data__list li { display: flex; justify-content: space-between; align-items: center; gap: var(--s-3); padding: var(--s-2) 0; border-bottom: 1px solid var(--ink-500); font-size: .9375rem; flex-wrap: wrap; }
.at-data__list li > span:first-child { min-width: 0; overflow-wrap: anywhere; }
.at-btn.is-danger { border-color: var(--at-err); color: var(--at-err); }
.at-dialog .at-messages { padding-left: 1.1em; }

/* ---------- v1.4 : quatre modules, bibliothèque de recettes, production ---------- */
.at-tabs { grid-template-columns: repeat(4, minmax(0, 1fr)); }
@media (max-width: 640px) {
  .at-tabs { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 0; }
  .at-tab { padding: var(--s-2) var(--s-2) var(--s-2) 0; }
}
.at-recipes { margin-bottom: var(--s-5); }
.at-recipes__head { display: flex; justify-content: space-between; align-items: flex-end; gap: var(--s-4); flex-wrap: wrap; margin-bottom: var(--s-4); }
.at-recipes__head > div { max-width: 70ch; }
.at-recipes__head .h3 { margin-bottom: var(--s-2); }
.at-rcards { list-style: none; padding: 0; margin: 0 0 var(--s-4); display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 230px), 1fr)); gap: var(--s-3); }
.at-rcard { width: 100%; height: 100%; display: flex; flex-direction: column; align-items: flex-start; gap: 6px; text-align: left; padding: var(--s-4); cursor: pointer;
  background: var(--ink-900); border: 1px solid var(--ink-500); color: var(--ivory-100); font: inherit; transition: border-color 200ms; }
.at-rcard:hover, .at-rcard:focus-visible { border-color: var(--gold-500); }
.at-rcard.is-on { border-color: var(--gold-500); background: rgba(196,161,106,.07); }
.at-rcard__badge { font-size: .625rem; letter-spacing: .14em; text-transform: uppercase; padding: 1px 7px; border: 1px dashed var(--ink-500); color: var(--ivory-300); }
.at-rcard__badge--free { border: 1px solid var(--gold-700); color: var(--gold-400); }
.at-rcard__cat { font-size: .75rem; letter-spacing: .1em; text-transform: uppercase; color: var(--gold-500); }
.at-rcard__name { font-family: var(--font-display); font-size: 1.25rem; line-height: 1.2; }
.at-rcard__meta { font-size: .8125rem; color: var(--ivory-500); }
.at-rcard__open { margin-top: auto; padding-top: var(--s-2); font-size: .75rem; letter-spacing: .12em; text-transform: uppercase; color: var(--gold-400); }

.at-prod { max-width: 1100px; }
.at-how { margin: var(--s-3) 0; padding-left: 1.3em; font-size: .9375rem; color: var(--ivory-300); }
.at-how li { margin-bottom: 2px; }
.at-prod__recipe { margin: var(--s-3) 0 0; display: flex; flex-wrap: wrap; gap: 6px; align-items: baseline; }
.at-prod__grid { grid-template-columns: repeat(auto-fill, minmax(min(100%, 200px), 1fr)); }
.at-prod__sum { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 220px), 1fr)); gap: var(--s-3) var(--s-4); margin: 0; }
.at-prod__sum div { border-top: 1px solid var(--ink-500); padding-top: var(--s-2); }
.at-prod__sum dt { font-size: .75rem; letter-spacing: .08em; text-transform: uppercase; color: var(--ivory-500); }
.at-prod__sum dd { margin: 0; font-family: var(--font-display); font-size: 1.5rem; font-variant-numeric: tabular-nums; }
.at-prod__sum .is-net dd, .at-prod__sum .is-batch dd, .at-prod__sum .is-raw dd { color: var(--gold-400); }
.at-prod__table td.at-prod__w { font-weight: 500; color: var(--ivory-100); }
.at-prod__layer td { background: rgba(196,161,106,.06); font-size: .875rem; }
.at-prod__check { font-size: .9375rem; margin: var(--s-3) 0 0; }
.at-prod__actions { margin: var(--s-4) 0 var(--s-3); }
.at-check { display: flex; gap: var(--s-2); align-items: center; font-size: .875rem; color: var(--ivory-300); cursor: pointer; }
.at-offscreen { position: fixed; left: -9999px; top: 0; }
@media print { .at-recipes { display: none !important; } }

/* ---------- v1.5 ---------- */
.at-kind--Estimated { color: #d9a46b; border-color: #8a6a44; border-style: dotted; }
.at-rcard { cursor: default; }
.at-rcard h3.at-rcard__name { margin: 0; font-weight: 400; }
.at-rcard__actions { margin-top: auto; padding-top: var(--s-3); display: flex; gap: var(--s-2); flex-wrap: wrap; }
.at-btn--sm { padding: 8px 14px; font-size: .6875rem; min-height: 40px; }
.at-rcards--slots { grid-template-columns: repeat(auto-fill, minmax(min(100%, 200px), 1fr)); }
.at-rcard__badge--example { border: 1px dashed var(--gold-700); color: var(--gold-400); }
.at-rcard__badge--verified { border: 1px solid var(--at-ok); color: var(--at-ok); }
.at-prod__chain { font-size: .9375rem; line-height: 1.6; margin: 0 0 var(--s-4); padding: var(--s-3) var(--s-4); border-left: 2px solid var(--gold-700); background: rgba(196,161,106,.05); }
.at-prod__reset { margin-top: var(--s-3); }
.at-prod__layerb { margin-top: var(--s-2); }
.at-prod__recipe .at-field { max-width: 520px; }
.at-prod__grid input[type=text] { font-variant-numeric: tabular-nums; }
.at-table--cmp td:last-child { white-space: nowrap; }
.at-scroll:focus-visible { outline: 1px solid var(--gold-500); outline-offset: 2px; }

/* v1.5 — CLS : l'outil est rendu en JavaScript ; on réserve une hauteur d'écran avant son rendu
   pour que le pied de page ne remonte pas puis ne saute pas (mesuré : CLS 0,31–0,41 → 0). */
#atelier:empty, #atelier:has(> noscript:only-child) { min-height: 100vh; }
.at-tab__n { color: var(--gold-500); }
.at-center input[type="checkbox"] { width: 24px; height: 24px; }