/* Layout : colonne de lecture ~68ch + sommaire latéral collant au-delà de 1100px ; registre « carnet de suivi » : chiffres en mono, intertitres condensés. */
:root{
  --paper:#F4F6F3; --card:#FFFFFF; --ink:#16211D; --muted:#56645E; --rule:#D3DCD6; --tint:#E2EEE7;
  --accent:#1D6A55; --accent-strong:#14523F; --on-accent:#FFFFFF; --warn:#8F5310;
  --f-display:"Archivo","Arial Narrow",Arial,sans-serif; --f-body:"Source Serif 4",Georgia,"Times New Roman",serif;
  --f-mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --measure:68ch;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --paper:#0E1412; --card:#141C19; --ink:#E3EAE6; --muted:#9BAAA3; --rule:#27342F; --tint:#16251F;
  --accent:#62C7A5; --accent-strong:#8AD9BE; --on-accent:#0B1411; --warn:#E3A75C; color-scheme:dark}}
:root[data-theme="dark"]{
  --paper:#0E1412; --card:#141C19; --ink:#E3EAE6; --muted:#9BAAA3; --rule:#27342F; --tint:#16251F;
  --accent:#62C7A5; --accent-strong:#8AD9BE; --on-accent:#0B1411; --warn:#E3A75C; color-scheme:dark}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--f-body);font-size:1.0625rem;line-height:1.65;
  padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
a{color:var(--accent);text-decoration-thickness:1px;text-underline-offset:.18em}
a:hover{color:var(--accent-strong);text-decoration-thickness:2px}
a:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.wrap{max-width:1180px;margin:0 auto}
.site-head{display:flex;flex-wrap:wrap;gap:8px 24px;align-items:baseline;justify-content:space-between;padding-block:18px;border-bottom:1px solid var(--rule)}
.brand{font-family:var(--f-display);font-weight:800;font-stretch:85%;font-size:1.15rem;letter-spacing:.01em;color:var(--ink);text-decoration:none;text-transform:uppercase}
.site-head nav{font-family:var(--f-mono);font-size:.8rem;letter-spacing:.04em;text-transform:uppercase}
.site-head nav a{color:var(--muted);text-decoration:none}
.site-head nav a:hover{color:var(--accent)}
.crumbs{font-family:var(--f-mono);font-size:.78rem;color:var(--muted);padding-top:22px;letter-spacing:.02em}
.crumbs a{color:var(--muted)}
.art-head{padding-block:10px 26px}
.art-head h1{max-width:24ch}
.eyebrow{font-family:var(--f-mono);font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;color:var(--accent);margin:0 0 10px}
h1,h2,h3{font-family:var(--f-display);text-wrap:balance;color:var(--ink)}
h1{font-weight:800;font-stretch:78%;font-size:clamp(2.1rem,1.2rem + 3.6vw,3.6rem);line-height:1.02;letter-spacing:-.01em;margin:0}
.meta{font-family:var(--f-mono);font-size:.8rem;color:var(--muted);margin-top:14px;display:flex;flex-wrap:wrap;gap:4px 16px}
.spec{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:0;margin-top:26px;border-top:2px solid var(--ink);border-bottom:1px solid var(--rule)}
.spec div{padding:14px 16px 14px 0}
.spec b{display:block;font-family:var(--f-display);font-stretch:75%;font-weight:800;font-size:2rem;line-height:1;font-variant-numeric:tabular-nums}
.spec span{font-family:var(--f-mono);font-size:.75rem;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}
.layout{display:grid;grid-template-columns:minmax(0,1fr);gap:32px;padding-bottom:48px}
@media (min-width:1100px){.layout{grid-template-columns:minmax(0,var(--measure)) 260px;justify-content:space-between}}
article{min-width:0;max-width:var(--measure)}
.toc-side{display:none}
@media (min-width:1100px){.toc-side{display:block}.toc-side nav{position:sticky;top:calc(env(safe-area-inset-top,0px) + 24px)}.toc-mobile{display:none}}
.toc-title{font-family:var(--f-mono);font-size:.75rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin:0 0 10px}
.toc ol{list-style:none;margin:0;padding:0;counter-reset:t}
.toc li{counter-increment:t;display:grid;grid-template-columns:2.2em 1fr;gap:4px;padding:6px 0;border-top:1px solid var(--rule);font-family:var(--f-display);font-stretch:92%;font-size:.95rem;line-height:1.3}
.toc li::before{content:counter(t,decimal-leading-zero);font-family:var(--f-mono);font-size:.75rem;color:var(--muted);padding-top:2px}
.toc a{color:var(--ink);text-decoration:none}
.toc a:hover{color:var(--accent)}
.toc-mobile{border:1px solid var(--rule);background:var(--card);padding:10px 14px;margin:0 0 28px}
.toc-mobile summary{cursor:pointer;font-family:var(--f-mono);font-size:.8rem;text-transform:uppercase;letter-spacing:.06em}
.toc-mobile .toc{margin-top:10px}
article p,article li{max-width:var(--measure)}
article h2{font-weight:800;font-stretch:82%;font-size:clamp(1.55rem,1.2rem + 1.2vw,2.05rem);line-height:1.1;margin:2.4em 0 .6em;padding-top:.5em;border-top:2px solid var(--ink);scroll-margin-top:20px}
article h3{font-weight:700;font-stretch:90%;font-size:1.22rem;line-height:1.25;margin:1.8em 0 .4em;scroll-margin-top:20px}
article ul,article ol{padding-left:1.25em}
article li{margin:.3em 0}
article strong{font-weight:600}
.back{font-family:var(--f-mono);font-size:.82rem;margin:0 0 22px}
.tldr{background:var(--tint);padding:18px 22px 10px;margin:8px 0 34px}
.tldr .label{font-family:var(--f-mono);font-size:.75rem;text-transform:uppercase;letter-spacing:.1em;color:var(--accent);margin:0 0 6px}
.tldr ul{margin:0 0 8px;padding-left:1.1em}
.table-wrap{overflow-x:auto;margin:1.4em 0;border-top:2px solid var(--ink);-webkit-overflow-scrolling:touch}
table{border-collapse:collapse;width:100%;font-size:.92rem;line-height:1.4}
th,td{text-align:left;vertical-align:top;padding:9px 12px 9px 0;border-bottom:1px solid var(--rule)}
th{font-family:var(--f-mono);font-weight:500;font-size:.74rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted)}
td{font-variant-numeric:tabular-nums}
sup{line-height:0;font-size:.7em}
sup a{font-family:var(--f-mono);text-decoration:none;padding:0 1px}
blockquote{margin:1.4em 0;padding:4px 0 4px 18px;border-left:3px solid var(--accent);color:var(--ink)}
hr{border:0;border-top:1px solid var(--rule);margin:2em 0}
.sources{font-size:.9rem;line-height:1.5}
.sources ol{padding-left:1.4em}
.sources li{margin:.55em 0;scroll-margin-top:20px}
.sources li:target{background:var(--tint)}
.site-foot{border-top:2px solid var(--ink);padding-block:28px 40px;display:grid;gap:28px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.site-foot h2{font-family:var(--f-mono);font-size:.75rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin:0 0 8px;font-weight:500;border:0;padding:0}
.site-foot ul{list-style:none;margin:0;padding:0;font-family:var(--f-display);font-stretch:92%;font-size:.95rem}
.site-foot li{padding:3px 0}
.site-foot p{font-size:.85rem;color:var(--muted);margin:0;max-width:52ch}
.hub-list{list-style:none;padding:0;margin:24px 0;display:grid;gap:0}
.hub-list li{border-top:1px solid var(--rule);padding:16px 0;display:grid;grid-template-columns:minmax(0,1fr);gap:4px}
.hub-list a{font-family:var(--f-display);font-weight:700;font-stretch:88%;font-size:1.2rem;text-decoration:none}
.hub-list .g{font-family:var(--f-mono);font-size:.72rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.hub-list p{margin:0;color:var(--muted);font-size:.95rem}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}
@media (prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}