:root {
  color-scheme: dark;
  --fond: #111111;
  --surface: #171a19;
  --texte: #cccccc;
  --fort: #f0f3f1;
  --doux: #a0aaa5;
  --bord: #292e2c;
  --accent: #7de2d1;
  --accent-fort: #a3f3e6;
  --encre: #10201d;
  --max: 1360px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 32px; }
body { margin: 0; background: var(--fond); color: var(--texte); font: 16px/1.7 "Segoe UI", system-ui, -apple-system, sans-serif; }
a { color: var(--accent); text-decoration: none; }
button, a { -webkit-tap-highlight-color: transparent; }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 2px solid var(--accent); outline-offset: 5px; }
::selection { color: var(--fort); background: #42645d; }
.enveloppe { max-width: var(--max); margin-inline: auto; padding-inline: clamp(22px, 5.88vw, 80px); }
.entete { border-bottom: 1px solid var(--bord); }
.entete .enveloppe { min-height: 84px; display: flex; align-items: center; gap: 24px; }
.marque { display: inline-flex; align-items: center; gap: 12px; color: var(--fort); font-size: 14px; font-weight: 650; letter-spacing: .16em; }
.marque img { width: 36px; height: 36px; object-fit: contain; }
.marque small { color: var(--doux); font: 10px/1.3 Consolas, monospace; letter-spacing: .18em; }
nav { margin-left: auto; display: flex; align-items: center; gap: clamp(18px, 3vw, 38px); font-size: 14px; }
nav a { position: relative; color: var(--doux); padding-block: 8px; }
nav a::after { content: ""; position: absolute; left: 0; bottom: 2px; width: 100%; height: 1px; background: var(--accent); transform: scaleX(.25); transform-origin: left; transition: transform .4s ease; }
nav a:hover { color: var(--fort); }
nav a:hover::after { transform: scaleX(1); }
.hero { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); column-gap: clamp(24px, 4.4vw, 64px); padding-block: clamp(58px, 8vw, 118px) clamp(56px, 7vw, 90px); }
.hero-texte { grid-column: 1 / 5; }
.edition { display: inline-flex; align-items: center; gap: 18px; padding: 9px 13px; box-shadow: inset 0 0 0 1px #4e645e; color: var(--accent); font: 11px/1.4 Consolas, monospace; letter-spacing: .1em; text-transform: uppercase; }
.edition span + span { border-left: 1px solid #4e645e; padding-left: 18px; }
h1 { max-width: 860px; margin: 30px 0 24px; color: var(--fort); font-size: clamp(42px, 5.6vw, 78px); font-weight: 650; line-height: 1.04; letter-spacing: -.048em; }
.chapeau { max-width: 620px; margin: 0; color: var(--doux); font-size: clamp(17px, 1.5vw, 20px); line-height: 1.65; }
.telechargement { grid-column: 5 / 7; align-self: start; position: sticky; top: 28px; border-top: 1px solid var(--accent); border-bottom: 1px solid var(--bord); padding-block: 24px; }
.surtitre { margin: 0 0 14px; color: var(--doux); font: 11px/1.5 Consolas, monospace; letter-spacing: .12em; text-transform: uppercase; }
.telechargement h2 { margin: 0 0 8px; color: var(--fort); font-size: 26px; font-weight: 600; letter-spacing: -.02em; }
.telechargement p { margin: 0 0 20px; font-size: 14px; color: var(--doux); }
.bouton { display: inline-flex; justify-content: center; align-items: center; gap: 10px; min-height: 50px; padding: 13px 20px; border: 1px solid var(--accent); border-radius: 6px; background: var(--accent); color: var(--encre); font-weight: 650; line-height: 1.4; text-align: center; transition: background .15s, border-color .15s; }
.bouton:hover { background: var(--accent-fort); border-color: var(--accent-fort); }
.telechargement .bouton { width: 100%; }
.bouton-secondaire { background: transparent; color: var(--accent); border-color: #49665f; }
.bouton-secondaire:hover { background: #1c2926; color: var(--accent-fort); border-color: var(--accent); }
.meta { margin: 18px 0 0; font: 12px/1.8 Consolas, monospace; color: var(--doux); overflow-wrap: anywhere; }
.meta strong { color: var(--texte); font-weight: 400; }
.texte-lien { display: inline-block; margin-top: 16px; font-size: 14px; text-decoration: underline; text-underline-offset: 4px; }
.capture { border-top: 1px solid var(--bord); padding-top: 18px; }
.capture-haut { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; padding-bottom: 18px; color: var(--doux); font: 11px/1.5 Consolas, monospace; letter-spacing: .08em; text-transform: uppercase; }
figure { margin: 0; }
figure a { display: block; }
figure img { display: block; width: 100%; height: auto; border: 1px solid var(--bord); }
figcaption { display: flex; justify-content: space-between; gap: 20px; padding-block: 12px; color: var(--doux); font-size: 13px; }
section { padding-block: clamp(52px, 7vw, 90px); }
.section-grille { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); column-gap: clamp(24px, 4.4vw, 64px); }
.section-titre { grid-column: 1 / 3; }
.section-contenu { grid-column: 3 / 7; }
h2 { margin: 0; color: var(--fort); font-size: clamp(27px, 3vw, 40px); font-weight: 600; line-height: 1.15; letter-spacing: -.035em; }
h3 { color: var(--fort); font-size: 18px; font-weight: 600; }
.section-contenu > p { max-width: 670px; margin: 0; color: var(--doux); font-size: 17px; }
.lignes { margin: 36px 0 0; padding: 0; list-style: none; }
.lignes li { display: grid; grid-template-columns: 48px 1fr; gap: 20px; border-top: 1px solid var(--bord); padding-block: 24px; }
.lignes li:last-child { border-bottom: 1px solid var(--bord); }
.numero { color: var(--accent); font: 12px/1.8 Consolas, monospace; }
.lignes h3 { margin: 0 0 6px; }
.lignes p { margin: 0; color: var(--doux); font-size: 15px; }
.local { background: var(--surface); border-block: 1px solid var(--bord); }
.local .section-contenu { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.local h3 { margin-top: 0; }
.local p { font-size: 15px; }
code { padding: 2px 5px; border: 1px solid var(--bord); border-radius: 3px; color: var(--fort); background: #101312; font: 13px/1.6 Consolas, monospace; overflow-wrap: anywhere; }
.bas-telechargement { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 28px; }
details { border-top: 1px solid var(--bord); }
details:last-of-type { border-bottom: 1px solid var(--bord); }
summary { cursor: pointer; padding-block: 18px; color: var(--fort); font-weight: 550; }
details p, details div { color: var(--doux); font-size: 15px; }
.empreinte { display: block; margin-block: 12px; color: var(--accent); font: 12px/1.8 Consolas, monospace; overflow-wrap: anywhere; }
.copier { min-height: 42px; padding: 8px 15px; border: 1px solid #49665f; border-radius: 4px; background: transparent; color: var(--accent); font: inherit; font-size: 13px; cursor: pointer; }
.copier:disabled { opacity: .5; cursor: default; }
.pied { border-top: 1px solid var(--bord); padding-block: 32px 46px; }
.pied .enveloppe { display: flex; flex-wrap: wrap; gap: 16px 32px; align-items: center; color: var(--doux); font-size: 13px; }
.pied nav { font-size: 13px; }
.guide { max-width: 1080px; padding-block: clamp(48px, 7vw, 80px); }
.guide h1 { max-width: 720px; font-size: clamp(38px, 5vw, 62px); }
.guide .chapeau { margin-bottom: 48px; }
.etapes { list-style: none; margin: 0; padding: 0; counter-reset: etape; }
.etapes > li { position: relative; padding: 28px 0 28px 72px; border-top: 1px solid var(--bord); counter-increment: etape; }
.etapes > li:last-child { border-bottom: 1px solid var(--bord); }
.etapes > li::before { content: "0" counter(etape); position: absolute; left: 0; top: 31px; color: var(--accent); font: 13px/1.5 Consolas, monospace; }
.etapes h2 { font-size: 23px; letter-spacing: -.02em; margin-bottom: 10px; }
.etapes p { max-width: 700px; color: var(--doux); }
.etapes .bouton { margin-block: 8px; }
.attention { padding: 18px 0 18px 22px; border-left: 2px solid var(--accent); color: var(--doux); }
.attention strong { color: var(--fort); }
.guide-suite { margin-top: 48px; }
.guide-suite h2 { margin-bottom: 20px; }
.retour { margin-top: 38px; }
@media (max-width: 1000px) {
  .hero-texte { grid-column: 1 / 4; }
  .telechargement { grid-column: 4 / 7; }
  .section-titre { grid-column: 1 / 3; }
  .section-contenu { grid-column: 3 / 7; }
  .local .section-contenu { grid-template-columns: 1fr; gap: 20px; }
}
@media (max-width: 760px) {
  .entete .enveloppe { padding-block: 16px; flex-wrap: wrap; gap: 10px; }
  .entete nav { width: 100%; margin-left: 0; gap: 24px; }
  .hero { display: flex; flex-direction: column; padding-block: 44px; }
  .telechargement { position: static; margin-top: 38px; }
  h1 { margin-top: 24px; }
  .section-grille { display: block; }
  .section-titre { margin-bottom: 26px; }
  .local .section-contenu { display: block; }
  .local .section-contenu > div + div { margin-top: 20px; }
  .capture-haut, figcaption { display: block; }
  .capture-haut span, figcaption span { display: block; margin-bottom: 6px; }
  .etapes > li { padding-left: 48px; }
  .pied nav { margin-left: 0; }
  .bas-telechargement .bouton { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  nav a::after, .bouton { transition: none; }
}