@import url('https://fonts.googleapis.com/css2?family=Source+Serif+4:opsz,wght@8..60,600;8..60,700&family=Source+Sans+3:wght@400;500;600;700&display=swap');

:root {
  color-scheme: light;
  --blueprint: #1E4D40; --line: #E6E8E7; --paper: #FFFFFF; --paper-raised: #FFFFFF;
  --ink: #1C2321; --ink-soft: #56615D; --accent: #1E4D40; --accent-deep: #1E4D40;
  --border: #D9DDDB; --shadow: rgba(28, 35, 33, 0.08); --on-blueprint: #FFFFFF; --fond-doux: #EEF4F0;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; color: var(--ink);
  background: var(--paper);
  font-family: 'Source Sans 3', system-ui, sans-serif; font-size: 17px; line-height: 1.7;
  padding-inline: max(18px, calc((100vw - 760px) / 2));
}
.wrap { max-width: 760px; margin-inline: auto; }
a { color: var(--accent-deep); }
img, svg { max-width: 100%; }

header.top { padding-block: 24px 8px; display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 9px; font-family: 'Source Serif 4', Georgia, serif; font-weight: 800; font-size: 1.05rem; color: var(--ink); text-decoration: none; }
.brand .needle { width: 24px; height: 24px; flex: none; }
.back-link { font-family: 'Source Sans 3', sans-serif; font-weight: 600; font-size: 0.78rem; text-decoration: none; color: var(--ink-soft); }

.eyebrow {
  font-family: 'Source Sans 3', sans-serif; font-weight: 600; font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--accent-deep); display: flex; align-items: center; gap: 8px; margin-top: 26px;
}
.eyebrow::before { content: ""; width: 16px; height: 1px; background: var(--accent-deep); }

h1 {
  font-family: 'Source Serif 4', Georgia, serif; font-weight: 800; font-size: clamp(1.9rem, 4.4vw, 2.6rem);
  line-height: 1.12; letter-spacing: -0.01em; margin: 12px 0 16px; text-wrap: balance;
  position: relative; padding-bottom: 18px;
}
h1::after { content: ""; position: absolute; left: 0; bottom: 0; width: 56px; height: 3px; background: var(--accent); border-radius: 2px; }
.lede { color: var(--ink-soft); font-size: 1.15rem; line-height: 1.55; max-width: 62ch; margin: 0 0 34px; }
.wrap { counter-reset: section; }
h2 {
  font-family: 'Source Serif 4', Georgia, serif; font-weight: 700; font-size: 1.5rem; line-height: 1.25;
  margin: 52px 0 16px; padding-top: 26px; border-top: 1px solid var(--border);
  display: flex; align-items: baseline; gap: 12px;
}
h2::before {
  counter-increment: section; content: counter(section, decimal-leading-zero);
  font-family: 'Source Sans 3', sans-serif; font-weight: 700; font-size: 0.85rem;
  color: var(--accent-deep); flex: none;
}
h3 { font-family: 'Source Serif 4', Georgia, serif; font-weight: 700; font-size: 1.14rem; margin: 28px 0 10px; }
p { margin: 0 0 16px; }
ul, ol { margin: 0 0 16px; padding-left: 22px; }
li { margin-bottom: 8px; }
li::marker { color: var(--accent-deep); }
strong { color: var(--ink); }
.mono { font-family: 'Source Sans 3', sans-serif; font-variant-numeric: tabular-nums; }

.callout {
  position: relative;
  background: color-mix(in srgb, var(--accent) 6%, var(--paper-raised)); border: 1px solid var(--border); border-left: 3px solid var(--accent);
  border-radius: 6px; padding: 18px 22px; margin: 28px 0; font-size: 0.96rem;
  box-shadow: 0 10px 28px -18px var(--shadow);
}
.callout strong { color: var(--accent-deep); }
.callout::before {
  content: ""; position: absolute; top: -1px; right: -1px; width: 12px; height: 12px;
  border-top: 2px solid var(--accent); border-right: 2px solid var(--accent); pointer-events: none;
}

.cta {
  display: block; background: var(--blueprint); color: var(--on-blueprint) !important; text-decoration: none;
  border-radius: 8px; padding: 18px 22px; margin: 34px 0; font-family: 'Source Serif 4', Georgia, serif; font-weight: 700;
  box-shadow: 0 10px 28px -14px var(--shadow); transition: box-shadow .2s ease, transform .2s ease;
}
.cta:hover { box-shadow: 0 14px 32px -12px var(--shadow); transform: translateY(-1px); }
.cta span { display: block; font-family: 'Source Sans 3', sans-serif; font-weight: 400; font-size: 0.88rem; opacity: 0.8; margin-top: 4px; }

.guide-section-title {
  font-family: 'Source Sans 3', sans-serif; font-weight: 600; font-size: 0.76rem; text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--accent-deep); margin: 40px 0 14px;
}
.guide-section-title:first-of-type { margin-top: 8px; }
.guide-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 14px; }
.guide-card {
  display: block; background: var(--paper-raised); border: 1px solid var(--border); border-radius: 6px;
  padding: 20px 22px; text-decoration: none; color: var(--ink);
  box-shadow: 0 10px 28px -18px var(--shadow); transition: box-shadow .2s ease, transform .2s ease;
}
.guide-card:hover { box-shadow: 0 14px 32px -16px var(--shadow); transform: translateY(-1px); }
.guide-card h3 { margin: 0 0 6px; }
.guide-card p { margin: 0; color: var(--ink-soft); font-size: 0.92rem; }

footer.site { padding-block: 40px 60px; color: var(--ink-soft); font-size: 0.84rem; border-top: 1px solid var(--border); margin-top: 40px; }
footer.site a { color: var(--ink-soft); }

.print-btn {
  font-family: 'Source Sans 3', sans-serif; font-weight: 600; font-size: 0.78rem; color: var(--ink-soft);
  background: var(--paper-raised); border: 1px solid var(--border); border-radius: 999px;
  padding: 6px 13px; cursor: pointer; transition: border-color .15s ease;
}
.print-btn:hover { border-color: var(--accent-deep); }

/* ---------- éléments de contenu riche (stats, exemples, tableaux, étapes, FAQ) ---------- */
.stat-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 14px; margin: 28px 0 36px; }
.stat-card {
  background: var(--paper-raised); border: 1px solid var(--border); border-radius: 6px;
  padding: 16px 18px; box-shadow: 0 10px 28px -18px var(--shadow);
}
.stat-card .v { display: block; font-family: 'Source Serif 4', Georgia, serif; font-weight: 800; font-size: 1.8rem; color: var(--accent-deep); line-height: 1.1; }
.stat-card .k { display: block; font-size: 0.82rem; color: var(--ink-soft); margin-top: 4px; }

.example-box {
  background: var(--paper-raised); border: 1px dashed var(--border); border-radius: 6px;
  padding: 18px 22px; margin: 24px 0; font-size: 0.96rem;
}
.example-box .example-tag {
  display: inline-block; font-family: 'Source Sans 3', sans-serif; font-weight: 600; font-size: 0.68rem;
  text-transform: uppercase; letter-spacing: 0.06em; color: var(--accent-deep);
  background: color-mix(in srgb, var(--accent) 14%, transparent); border-radius: 3px; padding: 3px 9px; margin-bottom: 10px;
}
.example-box p:last-child { margin-bottom: 0; }

.compare-wrap { overflow-x: auto; margin: 24px 0; border-radius: 6px; box-shadow: 0 10px 28px -18px var(--shadow); }
table.compare {
  width: 100%; border-collapse: collapse; background: var(--paper-raised); border: 1px solid var(--border);
  font-size: 0.9rem; min-width: 480px;
}
table.compare th, table.compare td { text-align: left; padding: 12px 16px; border-bottom: 1px solid var(--border); }
table.compare th { font-family: 'Source Serif 4', Georgia, serif; font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--ink-soft); font-weight: 700; }
table.compare td:first-child, table.compare th:first-child { font-weight: 700; color: var(--ink); }
table.compare tr:last-child td { border-bottom: none; }
table.compare tbody tr:hover { background: color-mix(in srgb, var(--accent) 5%, transparent); }

.step-list { list-style: none; margin: 24px 0; padding: 0; counter-reset: step; display: flex; flex-direction: column; gap: 4px; }
.step-list li {
  position: relative; margin: 0; padding: 12px 0 12px 40px; border-bottom: 1px solid var(--border);
  counter-increment: step;
}
.step-list li:last-child { border-bottom: none; }
.step-list li::before {
  content: counter(step); position: absolute; left: 0; top: 10px; width: 26px; height: 26px; border-radius: 50%;
  background: var(--blueprint); color: var(--on-blueprint); font-family: 'Source Serif 4', Georgia, serif; font-weight: 700; font-size: 0.8rem;
  display: flex; align-items: center; justify-content: center;
}
.step-list li::marker { content: none; }
.step-list strong { display: block; margin-bottom: 2px; }

.faq-list { display: flex; flex-direction: column; gap: 10px; margin: 24px 0; }
.faq-item {
  background: var(--paper-raised); border: 1px solid var(--border); border-radius: 6px; padding: 4px 20px;
  box-shadow: 0 10px 28px -18px var(--shadow);
}
.faq-item summary {
  padding: 15px 0; cursor: pointer; font-weight: 700; font-family: 'Source Serif 4', Georgia, serif; font-size: 0.98rem;
  list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 12px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; color: var(--accent-deep); font-size: 1.3rem; flex: none; transition: transform .15s ease; }
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p { margin: 0 0 16px; color: var(--ink-soft); font-size: 0.94rem; }

@media print {
  .no-print, .cta { display: none !important; }
  body { padding-inline: 0; font-size: 12pt; background: none; }
  .wrap { max-width: 100%; }
  a { color: inherit; text-decoration: none; }
  .callout, .example-box, .stat-card, table.compare { border: 1px solid #999; break-inside: avoid; box-shadow: none; }
  h2, h3 { break-after: avoid; }
  .faq-item { break-inside: avoid; }
  .faq-item:not([open]) summary ~ * { display: block !important; }
}

/* ---------- maillage interne « À lire aussi » ---------- */
.lire-aussi { margin: 44px 0 0; padding-top: 22px; border-top: 1px solid var(--border); }
.lire-aussi .guide-section-title { margin-top: 0; }
.lire-aussi ul { margin: 0; }
.lire-aussi li { margin-bottom: 6px; }
@media print { .lire-aussi { display: none; } }

/* ===== Refonte 23/10/2026 : même style que l'accueil (fond blanc, vert sapin, touches de couleur) ===== */
body { background: #FFFFFF !important; background-image: none !important; }
header.top { border-bottom: 1px solid var(--border); padding-block: 16px 14px; }
.brand { font-weight: 700; }
.brand .needle { color: var(--accent); }
.back-link { font-size: 0.92rem; color: var(--accent); border: 1px solid var(--border); border-radius: 6px; padding: 7px 12px; }
.back-link:hover { border-color: var(--accent); }
.eyebrow { color: #A24A27; }
.eyebrow::before { background: #A24A27; }
h1::after { background: #A24A27; }
.lede { background: linear-gradient(135deg, #E4EFE9 0%, #F3F1E8 100%); border-radius: 12px; padding: 18px 22px; color: var(--ink); }
h2::before { color: #A24A27; }
.callout { background: var(--fond-doux) !important; box-shadow: none !important; border-left-color: var(--accent) !important; }
.callout::before { display: none !important; }
.cta { border-radius: 10px !important; box-shadow: none !important; }
.stat-card, .example-box, .compare-wrap, .guide-card { box-shadow: none !important; }
.stat-card { background: var(--fond-doux) !important; border-color: var(--border) !important; }
.guide-card:hover { transform: none !important; border-color: var(--accent) !important; }
.partage { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin: 30px 0 10px; padding: 16px 18px; background: var(--fond-doux); border-radius: 12px; }
.partage span { font-weight: 600; margin-right: auto; }
.partage a, .partage button { font: inherit; font-size: 0.95rem; font-weight: 600; text-decoration: none; border-radius: 8px; padding: 9px 14px; cursor: pointer; }
.partage-wa { background: #1E4D40; color: #FFFFFF !important; border: 1px solid #1E4D40; }
.partage-copier { background: #FFFFFF; color: #1E4D40; border: 1px solid var(--border); }
@media print { .partage { display: none; } }

/* Date de mise à jour sous le chapeau (audit SEO 14/11/2026) */
.maj { color: var(--ink-soft); font-size: 0.82rem; margin: -22px 0 30px; }