/* Baseline theme. Structure-only styling meant to be replaced by a site-specific design.
   All colors/typography are tokens on :root. Uses logical properties so RTL works. */
:root {
  --c-primary: #1f3a5f;
  --c-secondary: #3c7a89;
  --c-accent: #e0a458;
  --c-soft: #c9d6df;
  --c-bg: #f7f9fb;
  --c-surface: #ffffff;
  --c-text: #1b2733;
  --c-muted: #5b6b7a;
  --font-body: system-ui, -apple-system, "Segoe UI", "Noto Sans", "Noto Sans JP", "Noto Sans TC", "Noto Sans Arabic", sans-serif;
  --font-head: var(--font-body);
  --radius: 10px;
  --wrap: 1160px;
  --gap: clamp(16px, 3vw, 28px);
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--c-bg); color: var(--c-text); font: 17px/1.7 var(--font-body); }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--c-primary); text-underline-offset: 3px; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, summary:focus-visible { outline: 3px solid var(--c-accent); outline-offset: 2px; }
h1, h2, h3 { font-family: var(--font-head); line-height: 1.25; color: var(--c-text); }
h1 { font-size: clamp(1.9rem, 4.5vw, 2.8rem); margin: .2em 0 .4em; }
h2 { font-size: clamp(1.4rem, 3vw, 1.8rem); margin: 2em 0 .6em; }
h3 { font-size: 1.15rem; margin: 1.4em 0 .4em; }
.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: 16px; }
.skip-link { position: absolute; inset-inline-start: -999px; top: 8px; background: var(--c-surface); padding: 8px 12px; z-index: 10; }
.skip-link:focus { inset-inline-start: 8px; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* header */
.site-header { background: var(--c-surface); border-bottom: 1px solid var(--c-soft); position: sticky; top: 0; z-index: 5; }
.header-inner { display: flex; align-items: center; gap: 16px; min-height: 64px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--c-text); font-weight: 700; font-size: 1.1rem; }
.nav-toggle { margin-inline-start: auto; display: none; background: none; border: 1px solid var(--c-soft); border-radius: var(--radius); padding: 6px 12px; font: inherit; cursor: pointer; }
.site-nav { margin-inline-start: auto; }
.site-nav ul { list-style: none; display: flex; flex-wrap: wrap; gap: 4px 18px; margin: 0; padding: 0; }
.site-nav a { text-decoration: none; color: var(--c-text); font-size: .95rem; padding: 6px 0; display: inline-block; }
.site-nav a[aria-current="page"] { color: var(--c-primary); box-shadow: inset 0 -2px 0 var(--c-accent); }
@media (max-width: 860px) {
  .nav-toggle { display: block; }
  .site-nav { display: none; width: 100%; margin: 0; }
  .nav-open .site-nav { display: block; }
  .site-nav ul { flex-direction: column; padding-bottom: 12px; }
}

/* layout pieces */
main { padding-block: 24px 64px; }
.breadcrumb ol { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; padding: 0; margin: 0 0 12px; font-size: .88rem; color: var(--c-muted); }
.breadcrumb li + li::before { content: "/"; margin-inline-end: 6px; color: var(--c-soft); }
.eyebrow { text-transform: uppercase; letter-spacing: .06em; font-size: .78rem; color: var(--c-secondary); margin: 0; font-weight: 600; }
.lead { font-size: 1.15rem; color: var(--c-muted); max-width: 70ch; }
.meta { font-size: .88rem; color: var(--c-muted); }
.page-head { margin-bottom: 24px; }
.btn, .btn-secondary, button[type="submit"] { display: inline-block; padding: 10px 18px; border-radius: var(--radius); font: inherit; font-weight: 600; text-decoration: none; cursor: pointer; border: 2px solid var(--c-primary); }
.btn, button[type="submit"] { background: var(--c-primary); color: #fff; }
.btn-secondary { background: transparent; color: var(--c-primary); }
.cta { display: flex; flex-wrap: wrap; gap: 12px; }

.hero { display: grid; grid-template-columns: 1.1fr 1fr; gap: var(--gap); align-items: center; padding-block: 16px 24px; }
.hero-points { padding-inline-start: 1.2em; }
.hero-media img { border-radius: var(--radius); }
@media (max-width: 860px) { .hero { grid-template-columns: 1fr; } }

.grid { display: grid; gap: var(--gap); grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
.card { background: var(--c-surface); border: 1px solid var(--c-soft); border-radius: var(--radius); overflow: hidden; display: flex; flex-direction: column; }
.card-body { padding: 16px 18px 18px; }
.card h3 { margin: .3em 0; }
.card h3 a { text-decoration: none; color: var(--c-text); }
.card p { margin: .4em 0; }

.intro-split { display: grid; grid-template-columns: 1.4fr 1fr; gap: var(--gap); align-items: start; }
@media (max-width: 860px) { .intro-split { grid-template-columns: 1fr; } }

/* article */
.prose { max-width: 75ch; }
.prose table { font-size: .95rem; }
.cover img { border-radius: var(--radius); margin-bottom: 24px; }
.figure { margin: 28px 0; }
.figure img { width: 100%; max-height: 560px; object-fit: contain; border: 1px solid var(--c-soft); border-radius: var(--radius); background: #fff; }
.figure figcaption { margin-top: 8px; font-size: .9rem; color: var(--c-muted); }
.article-layout { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: 40px; align-items: start; }
.toc { position: sticky; top: 84px; font-size: .9rem; border-inline-start: 3px solid var(--c-soft); padding-inline-start: 14px; }
.toc h2 { font-size: .95rem; margin: 0 0 8px; }
.toc ol { padding-inline-start: 1.1em; margin: 0; }
@media (max-width: 960px) { .article-layout { grid-template-columns: 1fr; } .toc { position: static; } }
.callout { background: var(--c-surface); border-inline-start: 4px solid var(--c-accent); padding: 4px 18px; margin: 1.4em 0; border-radius: 0 var(--radius) var(--radius) 0; }
.related-tool { background: var(--c-surface); border: 1px solid var(--c-soft); border-radius: var(--radius); padding: 8px 22px 22px; margin-top: 40px; }

.table-wrap { overflow-x: auto; margin: 1.2em 0; -webkit-overflow-scrolling: touch; }
table { border-collapse: collapse; width: 100%; background: var(--c-surface); }
th, td { border: 1px solid var(--c-soft); padding: 9px 12px; text-align: start; vertical-align: top; }
th { background: var(--c-bg); font-weight: 600; }
th .sort { all: unset; cursor: pointer; font-weight: 600; }
th[aria-sort="ascending"] .sort::after { content: " ▲"; }
th[aria-sort="descending"] .sort::after { content: " ▼"; }
.table-tools { display: flex; flex-wrap: wrap; gap: 8px 14px; align-items: center; }
.hint { font-size: .85rem; color: var(--c-muted); margin: 0; }

/* tools */
.tool-panel { background: var(--c-surface); border: 1px solid var(--c-soft); border-radius: var(--radius); padding: clamp(16px, 3vw, 28px); margin-bottom: 32px; }
.fields { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
.field label { display: block; font-weight: 600; font-size: .92rem; margin-bottom: 4px; }
.input-unit { display: flex; align-items: center; border: 1px solid var(--c-soft); border-radius: var(--radius); background: #fff; }
.input-unit input { border: 0; flex: 1; min-width: 0; padding: 10px 12px; font: inherit; background: transparent; }
.unit { padding-inline: 10px; color: var(--c-muted); font-size: .9rem; }
select, input[type="search"], .quote-input input { width: 100%; padding: 10px 12px; font: inherit; border: 1px solid var(--c-soft); border-radius: var(--radius); background: #fff; }
.actions { margin-block: 18px; }
.results dl { display: grid; gap: 8px; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); margin: 0; }
.result-row { background: var(--c-bg); border-radius: var(--radius); padding: 12px 14px; }
.result-row dt { font-size: .85rem; color: var(--c-muted); }
.result-row dd { margin: 0; font-size: 1.35rem; font-weight: 700; }
.note { font-size: .85rem; color: var(--c-muted); }
.checklist { list-style: none; padding: 0; }
.checklist li { display: flex; gap: 10px; align-items: flex-start; padding: 8px 0; border-bottom: 1px solid var(--c-soft); }
.checklist input { width: 20px; height: 20px; margin-top: 4px; flex: none; }
.progress { font-weight: 600; }

.faq details { background: var(--c-surface); border: 1px solid var(--c-soft); border-radius: var(--radius); padding: 12px 16px; margin-bottom: 10px; }
.faq summary { cursor: pointer; font-weight: 600; }
.link-list { list-style: none; padding: 0; }
.link-list li { padding: 10px 0; border-bottom: 1px solid var(--c-soft); }
.link-list p { margin: 4px 0 0; color: var(--c-muted); font-size: .95rem; }
.search-results { list-style: none; padding: 0; }
.search-results li { padding: 12px 0; border-bottom: 1px solid var(--c-soft); }
.disclosure { margin-top: 48px; font-size: .95rem; color: var(--c-muted); }

/* footer */
.site-footer { background: var(--c-surface); border-top: 1px solid var(--c-soft); padding-block: 32px; font-size: .92rem; }
.site-footer .wrap { display: grid; gap: 20px; grid-template-columns: 1.2fr 1fr 1fr; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: 6px; }
.footer-note, .copyright { grid-column: 1 / -1; color: var(--c-muted); margin: 0; }
@media (max-width: 760px) { .site-footer .wrap { grid-template-columns: 1fr; } }

/* Périmètre ERP : dossier d'achat, papier ivoire et grille comptable. */
:root{--c-primary:#173e35;--c-secondary:#42695c;--c-accent:#a64c2e;--c-soft:#d6dfd7;--c-bg:#f6f4ed;--c-text:#182e28;--c-muted:#52615a;--radius:2px;--wrap:1240px;--font-head:Georgia,'Times New Roman',serif;--font-body:Arial,'Segoe UI',sans-serif}
h1,h2,h3{font-weight:500;letter-spacing:-.025em}h1{font-size:clamp(2.4rem,5.4vw,4.7rem);line-height:1.06}h2{font-size:clamp(1.7rem,3vw,2.5rem)}h3{font-size:1.5rem}a:hover{text-decoration-thickness:2px}button,input{font:inherit}button{cursor:pointer}main{padding-block-end:70px}section{margin-block:64px}figure{margin:0}.wrap{padding-inline:28px}.site-header{position:relative;background:var(--c-bg);border-block-start:5px solid var(--c-primary);border-block-end:1px solid #c4cdc4}.header-inner{min-height:94px;gap:26px}.brand-name{font-family:Georgia,serif;font-size:1.45rem;letter-spacing:-.04em}.brand img{width:38px;height:38px}.site-nav ul{gap:4px 18px}.site-nav a{font-size:.8rem;font-weight:600}.hero{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;margin-block:58px 42px}.hero h1{max-width:12ch}.eyebrow{font-size:.72rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--c-accent)}.lead{font-size:1.12rem;color:var(--c-muted);max-width:66ch}.hero-media{border:1px solid #a9b9ac;background:#e6ebe1;box-shadow:10px 10px 0 #dce3d6;transform:rotate(1deg)}.hero-media img{aspect-ratio:1.35;object-fit:contain}.hero-points{list-style:none;padding:0;font-size:.85rem}.hero-points li{padding-block:3px}.hero-points li::before{content:'↳';color:var(--c-accent);margin-inline-end:10px}.cta,.actions{display:flex;flex-wrap:wrap;gap:10px}.btn,button[type=submit]{background:var(--c-primary);border:1px solid var(--c-primary);color:white;padding:12px 17px;border-radius:2px;text-decoration:none;font-weight:600;font-size:.9rem}.btn-secondary{display:inline-block;background:transparent;border:1px solid var(--c-primary);color:var(--c-primary);padding:12px 17px;text-decoration:none;border-radius:2px;font-weight:600;font-size:.9rem}.reading-line{display:flex;justify-content:space-between;gap:12px;border-block:1px solid #a5b5a9;padding-block:17px;font-size:.76rem;letter-spacing:.05em;font-weight:700}.grid{gap:26px}.card{border:0;border-radius:0;background:transparent;box-shadow:none;overflow:visible}.card-media{display:block;overflow:hidden;border:1px solid #c3cec1}.card-media img{width:100%;aspect-ratio:1.75;object-fit:cover}.card-body{padding:18px 0}.card-body h3{margin-block:0 10px}.card-body h3 a{text-decoration:none}.card-body p{font-size:.9rem}.meta{font:.75rem/1.6 var(--font-body);color:var(--c-muted)}.cats{grid-template-columns:repeat(3,minmax(0,1fr))}.cat-card{border-block-end:2px solid var(--c-primary)}.editorial-index{border-block-start:1px solid #a5b5a9}.editorial-index .guides{grid-template-columns:repeat(2,minmax(0,1fr));gap:0 36px}.editorial-index .guide-card{display:grid;grid-template-columns:145px 1fr;gap:20px;border-block-end:1px solid #c5cfc4;padding-block:22px}.editorial-index .card-body{padding:0}.editorial-index h3{font-size:1.36rem}.editorial-index .card-media{align-self:start}.editorial-index .card-body>p:not(.eyebrow):not(.meta){display:none}.workbench{background:var(--c-primary);color:white;padding:30px;margin-inline:-28px}.workbench h2,.workbench h3,.workbench a{color:white}.workbench h2{margin-block-start:0}.workbench .card-body p{color:#e1e9df}.workbench .card{border-block-end:1px solid #759385}.workbench .card-media{border:0}.page-head{max-width:1000px;margin-block:45px 35px}.page-head h1{font-size:clamp(2.2rem,4.4vw,3.9rem)}.breadcrumb{font-size:.75rem;overflow-wrap:anywhere}.intro-split{gap:40px}.prose{max-width:76ch}.prose p,.prose li{overflow-wrap:anywhere}.prose h2{margin-block-start:1.7em}.prose blockquote{border-inline-start:3px solid var(--c-accent);margin-inline:0;padding:12px 22px;background:#eeeae0}.article-cover img{width:100%;max-height:470px;object-fit:contain;background:#e9ede3}.article-layout{gap:44px}.toc{border-block-start:3px solid var(--c-primary);background:#eeeee4;padding:20px;font-size:.86rem}.toc a{display:inline-block;padding-block:4px}.tool-panel{border:1px solid #a7b9ac;border-block-start:5px solid var(--c-primary);box-shadow:6px 6px 0 #e1e6da}.field input{width:100%;min-width:0;padding:11px;border:1px solid #9cac9e;border-radius:0;background:#fcfcf8;color:var(--c-text)}.field label{min-height:3em;font-size:.82rem}.scenario-label{color:var(--c-accent);font-size:.78rem;font-weight:bold;text-transform:uppercase;letter-spacing:.05em}.results{margin-block-start:24px}.result-row{border-block-start:2px solid var(--c-primary);background:#edf0e6}.result-row dd{font-size:1.8rem;font-variant-numeric:tabular-nums}.tool-figure{max-width:720px;margin-block:40px}.table-wrap{max-width:100%;border:1px solid #b6c4b7}th{background:var(--c-primary);color:white}td,th{padding:14px;font-size:.9rem}tbody tr:nth-child(even){background:#f0f2e9}th .sort{display:block;min-height:32px}input[type=search]{border-color:#9aaf9f;min-height:46px}.faq details{background:transparent;border:0;border-block-end:1px solid #bac7b9;padding:19px 0;border-radius:0}.faq summary{padding-inline-end:15px}.disclosure{border-block-start:1px solid #a5b5a9}.disclosure h2{font-size:1.45rem}.site-footer{background:#173e35;color:#f4f3e9;border:0;padding-block:48px}.site-footer a{color:#e2eadd}.footer-brand strong{font-family:Georgia,serif;font-size:1.7rem}.footer-note,.copyright{color:#c7d4c9}.footer-note{border-block-start:1px solid #567466;padding-block-start:20px}.checklist input{accent-color:var(--c-primary)}.checklist label{cursor:pointer}[data-error]{color:#9e301d}
@media(max-width:1100px){.site-nav{width:100%;margin-inline-start:0}.header-inner{padding-block:16px}.hero{gap:25px}}
@media(max-width:860px){.site-nav{display:none}.nav-open .site-nav{display:block}.hero{grid-template-columns:1fr}.hero h1{max-width:17ch;font-size:clamp(2.6rem,7vw,3.8rem)}.hero-media{max-width:620px;width:100%;transform:none;box-shadow:6px 6px 0 #dce3d6}.hero-media img{aspect-ratio:1.6}.cats,.grid.tools{grid-template-columns:1fr}.cat-card,.workbench .tool-card{display:grid;grid-template-columns:180px 1fr;gap:20px}.editorial-index .guides{grid-template-columns:1fr}.intro-split{grid-template-columns:1fr}.article-layout{display:block}.toc{position:static}.site-nav ul{flex-direction:column}.site-nav a{padding-block:10px;font-size:.9rem}}
@media(max-width:480px){.wrap{padding-inline:18px}.hero{margin-block-start:32px}.hero h1{font-size:2.8rem}.brand-name{font-size:1.25rem}.brand img{width:30px;height:30px}.reading-line{font-size:.62rem;gap:8px}.hero .cta a{width:100%;text-align:center}.cat-card,.workbench .tool-card{display:block}.cat-card .card-media img,.workbench .card-media img{aspect-ratio:2}.editorial-index .guide-card{grid-template-columns:95px minmax(0,1fr);gap:14px}.editorial-index h3{font-size:1.2rem}.editorial-index .eyebrow{font-size:.62rem}.workbench{margin-inline:-18px;padding:22px 18px}.fields,.results dl{grid-template-columns:1fr}.field label{min-height:0}.actions>*{width:100%}.tool-panel{padding:18px}.page-head h1{font-size:2.25rem}section{margin-block:42px}th,td{min-width:135px}.prose table{display:block;overflow-x:auto}.breadcrumb ol{flex-wrap:wrap}.hero-media{box-shadow:none}.reading-line span{max-width:33%}}

/* Keep tool titles legible over the dark workbench panel. */
.workbench .tool-card .card-body h3 a{color:#fff;text-decoration-color:#d5e2d7}
.workbench .tool-card .card-body h3 a:hover{color:#f1c3a7}