/* ============================================================
   Étude de cas — même univers que le CV (maquette C « Blueprint Système »)
   IBM Plex Sans + IBM Plex Mono (OFL 1.1), locales. Aucun CDN.
   Palette (alignée sur le CV) : une seule marine (--navy) ; vermillon réservé au signal « en cours ».
   Monospace : valeurs chiffrées, dates et étiquettes de stack uniquement, sans interlettrage négatif.
   Codages qui ont un sens sans couleur : « en ligne » = pointillés ; niveau B = badge en contour (A = plein).
   ============================================================ */

@font-face{font-family:"Plex Sans";font-style:normal;font-weight:400;font-display:swap;src:url(../fonts/ibm-plex-sans-latin-400-normal.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Plex Sans";font-style:normal;font-weight:400;font-display:swap;src:url(../fonts/ibm-plex-sans-latin-ext-400-normal.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+1E00-1E9F,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"Plex Sans";font-style:italic;font-weight:400;font-display:swap;src:url(../fonts/ibm-plex-sans-latin-400-italic.woff2) format("woff2")}
@font-face{font-family:"Plex Sans";font-style:normal;font-weight:500;font-display:swap;src:url(../fonts/ibm-plex-sans-latin-500-normal.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Plex Sans";font-style:normal;font-weight:500;font-display:swap;src:url(../fonts/ibm-plex-sans-latin-ext-500-normal.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+1E00-1E9F,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"Plex Sans";font-style:normal;font-weight:600;font-display:swap;src:url(../fonts/ibm-plex-sans-latin-600-normal.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Plex Sans";font-style:normal;font-weight:600;font-display:swap;src:url(../fonts/ibm-plex-sans-latin-ext-600-normal.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+1E00-1E9F,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"Plex Sans";font-style:normal;font-weight:700;font-display:swap;src:url(../fonts/ibm-plex-sans-latin-700-normal.woff2) format("woff2")}
@font-face{font-family:"Plex Sans";font-style:normal;font-weight:400;font-display:swap;src:url(../fonts/IBMPlexSans-Regular-Pi.woff2) format("woff2");unicode-range:U+2190-2199,U+2248,U+2260,U+2264-2265}
@font-face{font-family:"Plex Sans";font-style:normal;font-weight:500;font-display:swap;src:url(../fonts/IBMPlexSans-Medium-Pi.woff2) format("woff2");unicode-range:U+2190-2199,U+2248,U+2260,U+2264-2265}
@font-face{font-family:"Plex Sans";font-style:normal;font-weight:600;font-display:swap;src:url(../fonts/IBMPlexSans-SemiBold-Pi.woff2) format("woff2");unicode-range:U+2190-2199,U+2248,U+2260,U+2264-2265}
@font-face{font-family:"Plex Mono";font-style:normal;font-weight:400;font-display:swap;src:url(../fonts/IBMPlexMono-Regular-Pi.woff2) format("woff2");unicode-range:U+2190-2199,U+2248,U+2260,U+2264-2265}
@font-face{font-family:"Plex Mono";font-style:normal;font-weight:500;font-display:swap;src:url(../fonts/IBMPlexMono-Medium-Pi.woff2) format("woff2");unicode-range:U+2190-2199,U+2248,U+2260,U+2264-2265}
@font-face{font-family:"Plex Mono";font-style:normal;font-weight:600;font-display:swap;src:url(../fonts/IBMPlexMono-SemiBold-Pi.woff2) format("woff2");unicode-range:U+2190-2199,U+2248,U+2260,U+2264-2265}
@font-face{font-family:"Plex Mono";font-style:normal;font-weight:400;font-display:swap;src:url(../fonts/ibm-plex-mono-latin-400-normal.woff2) format("woff2")}
@font-face{font-family:"Plex Mono";font-style:normal;font-weight:500;font-display:swap;src:url(../fonts/ibm-plex-mono-latin-500-normal.woff2) format("woff2")}
@font-face{font-family:"Plex Mono";font-style:normal;font-weight:600;font-display:swap;src:url(../fonts/ibm-plex-mono-latin-600-normal.woff2) format("woff2")}

:root{
  color-scheme:light;
  --bg:#F7F8FB;
  --paper:#FFFFFF;
  --ink:#131A31;          /* 16.9:1 (CV) */
  --ink-2:#39425E;        /* 9.9:1 */
  --muted:#5B6380;        /* 5.9:1 */
  --navy:#1E2B5E;         /* marine unique, identique au CV : 12.6:1 */
  --navy-soft:#C3CADF;
  --grid:#F0F2F7;
  --grid-strong:#D2D7E5;
  --tint:#F6F7FB;
  --line:#D2D7E5;
  --signal:#E04A2B;       /* vermillon du CV : signal « en cours » uniquement */
  --bar-base:#7A829E;     /* série « consigne minimale » : ≥ 3:1 sur blanc et face à la marine */
  --bar-proto:#1E2B5E;    /* série « protocole de réponse » */
  --sans:"Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono:"Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  --wrap:1180px;
  --gutter:clamp(16px,4vw,40px);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:72px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
html,body{margin:0}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:var(--sans);
  font-size:17px;
  line-height:1.62;
  font-variant-ligatures:none;
  font-feature-settings:"liga" 0,"clig" 0,"dlig" 0;
  overflow-x:hidden;
}
h1,h2,h3,h4,p,ul,ol,dl,dd,figure,blockquote{margin:0;padding:0}
ul,ol{list-style:none}
a{color:var(--navy);text-decoration:underline;text-decoration-color:var(--navy-soft);text-underline-offset:3px;text-decoration-thickness:1px}
a:hover{text-decoration-color:currentColor}
a:focus-visible,summary:focus-visible{outline:2px solid var(--navy);outline-offset:3px;border-radius:2px}
strong{font-weight:600;color:var(--navy)}
.mono{font-family:var(--mono)}
.num{font-family:var(--mono);font-weight:500;white-space:nowrap}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.skip{position:absolute;left:12px;top:-60px;z-index:50;background:var(--navy);color:#fff;padding:8px 12px;border-radius:4px;font-size:13px}
.skip:focus{top:10px}

/* ---------- Barre supérieure ---------- */
.topbar{
  position:sticky;top:0;z-index:30;
  background:rgba(250,251,254,.9);
  -webkit-backdrop-filter:saturate(1.2) blur(8px);backdrop-filter:saturate(1.2) blur(8px);
  border-bottom:1px solid var(--line);
  font-size:13px;color:var(--ink-2);
}
.topbar-in{max-width:var(--wrap);margin:0 auto;padding:10px var(--gutter);display:flex;align-items:center;gap:14px 22px}
.back{display:inline-flex;align-items:center;gap:8px;color:var(--navy);text-decoration:none;font-weight:500}
.back::before{content:"←";font-family:var(--sans);color:var(--navy)}
.back:hover{color:var(--navy)}
.brand{display:flex;align-items:center;gap:8px;color:var(--muted);margin-right:auto;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.brand i{flex:none;width:8px;height:8px;background:var(--navy);display:inline-block}
.lang{display:inline-flex;border:1px solid var(--line);border-radius:6px;overflow:hidden;background:#fff;flex:none}
.lang a,.lang span{padding:4px 10px;text-decoration:none;color:var(--ink-2);line-height:1.5}
.lang a:hover{background:var(--tint)}
.lang [aria-current]{background:var(--navy);color:#fff}
.lang>*+*{border-left:1px solid var(--line)}

/* ---------- Héros ---------- */
.hero{
  border-bottom:1px solid var(--grid-strong);
  background-color:#fff;
  background-image:
    linear-gradient(#E3E7F3 1px,transparent 1px),linear-gradient(90deg,#E3E7F3 1px,transparent 1px),
    linear-gradient(#F0F2F9 1px,transparent 1px),linear-gradient(90deg,#F0F2F9 1px,transparent 1px);
  background-size:80px 80px,80px 80px,16px 16px,16px 16px;
  background-position:-1px -1px;
}
.hero-in{max-width:var(--wrap);margin:0 auto;padding:clamp(40px,7vw,84px) var(--gutter) clamp(32px,5vw,56px)}
.eyebrow{display:flex;flex-wrap:wrap;align-items:center;gap:6px 14px;font-size:12.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--navy)}
.eyebrow .tag{display:inline-flex;align-items:center;gap:8px;padding:3px 9px;border:1px solid var(--navy-soft);background:#fff}
.eyebrow .tag.live{border-color:var(--navy-soft);color:var(--navy);background:#fff}
.eyebrow .tag.live::before{content:"";width:7px;height:7px;background:var(--signal)}
.hero h1{margin-top:22px;max-width:20ch;font-size:clamp(32px,5.2vw,58px);line-height:1.06;font-weight:600;letter-spacing:-.022em;color:var(--navy);text-wrap:balance}
.hero h1 em{font-style:normal;color:var(--ink-2)}
.hero .lead{margin-top:22px;max-width:62ch;font-size:clamp(17px,1.6vw,20px);line-height:1.55;color:var(--ink-2)}
.facts{margin-top:30px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border:1px solid var(--grid-strong);background:rgba(255,255,255,.88)}
.facts>div{padding:12px 16px 14px;border-left:1px solid var(--grid-strong)}
.facts>div:first-child{border-left:0}
.facts dt{font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.facts dd{margin-top:4px;font-size:15px;line-height:1.45;color:var(--ink)}

/* Bandeau chiffres (niveau A uniquement) */
.kpis{margin-top:18px;display:grid;grid-template-columns:1.15fr .85fr .95fr 1.05fr;background:var(--tint);border:1px solid var(--grid-strong)}
.kpi{position:relative;padding:16px 18px 18px;border-left:1px solid var(--grid-strong);
  background:linear-gradient(var(--navy),var(--navy)) no-repeat 0 0/12px 2px,linear-gradient(var(--navy),var(--navy)) no-repeat 0 0/2px 12px}
.kpi:first-child{border-left:0}
.kpi-v{font-family:var(--mono);font-weight:600;font-size:clamp(20px,2.1vw,26px);line-height:1.12;color:var(--navy);white-space:nowrap}
.kpi-l{margin-top:8px;font-size:14.5px;line-height:1.42;color:var(--ink-2)}
.kpi-note{margin-top:10px;font-size:12px;color:var(--muted)}
.lvl{display:inline-block;min-width:18px;padding:0 5px;border:1px solid var(--navy);background:var(--navy);color:#fff;font-size:11px;font-weight:600;line-height:17px;text-align:center;vertical-align:.12em;letter-spacing:.02em}
.lvl.b{border:1px dashed var(--navy);color:var(--navy);background:#fff}

/* ---------- Corps : sommaire + contenu ---------- */
.layout{max-width:var(--wrap);margin:0 auto;padding:0 var(--gutter);display:grid;grid-template-columns:200px minmax(0,1fr);gap:56px}
.toc{position:sticky;top:64px;align-self:start;padding:44px 0 24px;font-size:13px}
.toc p{font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:12px}
.toc ol{border-left:1px solid var(--line)}
.toc a{display:flex;gap:10px;padding:6px 0 6px 14px;margin-left:-1px;border-left:2px solid transparent;color:var(--ink-2);text-decoration:none;line-height:1.35}
.toc a span{color:var(--muted)}
.toc a:hover{color:var(--navy);border-left-color:var(--navy-soft)}
.toc a[aria-current="true"]{color:var(--navy);font-weight:600;border-left-color:var(--navy)}
.toc a[aria-current="true"] span{color:var(--navy)}
.toc .toc-cv{margin-top:22px;padding-top:16px;border-top:1px solid var(--line);font-size:12.5px}

.content{min-width:0;max-width:820px;padding-bottom:40px}
.sec{padding:52px 0 8px;border-bottom:1px solid var(--grid-strong)}
.sec:last-of-type{border-bottom:0}
.sec-h{display:flex;align-items:baseline;gap:14px;margin-bottom:18px}
.sec-h .n{flex:none;font-size:13px;font-weight:600;color:var(--navy);letter-spacing:.04em;padding:2px 7px;border:1px solid var(--navy-soft);background:var(--tint);transform:translateY(-4px)}
.sec h2{font-size:clamp(25px,2.6vw,32px);line-height:1.15;font-weight:600;letter-spacing:-.015em;color:var(--navy);text-wrap:balance}
.sec h3{margin:34px 0 10px;font-size:20px;line-height:1.3;font-weight:600;color:var(--navy);letter-spacing:-.005em}
.sec h3 .lvl{margin-left:6px}
.sec p+p{margin-top:14px}
.sec .intro{font-size:18.5px;line-height:1.58;color:var(--ink)}
.prose{color:var(--ink-2)}
.prose strong{color:var(--ink)}

/* Listes à puces carrées (style du CV) */
.bul{margin-top:12px}
.bul li{position:relative;padding-left:22px;color:var(--ink-2)}
.bul li+li{margin-top:8px}
.bul li::before{content:"";position:absolute;left:2px;top:.72em;width:9px;height:2px;background:var(--navy)}
.bul li strong{color:var(--ink)}

/* Cartes systèmes */
.systems{margin-top:22px;display:grid;grid-template-columns:1fr 1fr;gap:16px}
.card{position:relative;background:var(--paper);border:1px solid var(--grid-strong);padding:20px 20px 18px}
.card::before{content:"";position:absolute;left:-1px;top:-1px;width:14px;height:14px;border-left:2px solid var(--navy);border-top:2px solid var(--navy)}
.card .k{font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.card h3{margin:6px 0 8px;font-size:18px}
.card p{font-size:15.5px;line-height:1.55;color:var(--ink-2)}
.stack{margin-top:12px;display:flex;flex-wrap:wrap;gap:6px}
.stack li{font-family:var(--mono);font-size:12px;line-height:1.4;padding:3px 7px;border:1px solid var(--grid-strong);background:var(--tint);color:var(--navy)}

/* Encadrés */
.note{margin-top:22px;padding:16px 18px 16px 20px;background:var(--tint);border-left:3px solid var(--navy)}
.note .k,.warn .k,.later .k{display:block;font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--navy);margin-bottom:6px}
.note p{color:var(--ink-2);font-size:16px}
.warn{margin-top:22px;padding:16px 18px 16px 20px;background:var(--tint);border:1px solid var(--navy-soft);border-left:3px solid var(--navy)}
.warn .k{color:var(--navy)}
.warn p,.warn li{color:var(--ink);font-size:16px}

/* ---------- Figures ---------- */
.fig{margin-top:24px;background:var(--paper);border:1px solid var(--grid-strong);padding:20px 20px 16px}
.fig figcaption{margin-top:12px;padding-top:10px;border-top:1px solid var(--grid);font-size:14px;line-height:1.5;color:var(--muted)}
.fig svg{display:block;width:100%;height:auto}
.fig svg text{font-family:var(--sans)}
.fig svg.d-wide{display:block}
.fig svg.d-tall{display:none;max-width:440px;margin:0 auto}
.d-box{fill:#fff;stroke:var(--navy);stroke-width:1.4}
.d-box.hl{fill:var(--tint)}
.d-box.cloud{stroke:var(--navy);stroke-dasharray:5 3;fill:#fff}
.d-box.ghost{stroke-dasharray:2 3;stroke:var(--muted)}
.d-zone{fill:none;stroke:var(--navy-soft);stroke-width:1.2}
.d-zone.cloud{stroke:var(--navy);stroke-dasharray:6 4;fill:var(--tint)}
.d-zone.local{fill:rgba(246,247,251,.6)}
.d-ztx{font-size:12px;letter-spacing:.08em;fill:var(--navy)}
.d-ztx.cloud{fill:var(--navy)}
.d-idx{font-size:11.5px;fill:var(--muted)}
.d-lab{font-size:15px;font-weight:600;fill:var(--navy)}
.d-sub{font-size:13px;fill:var(--ink-2)}
.d-edge{fill:none;stroke:var(--navy);stroke-width:1.4}
.d-edge.cloud{stroke:var(--navy);stroke-dasharray:5 3}
.d-head{fill:var(--navy)}
.d-head.cloud{fill:var(--navy)}
.d-etx{font-size:11.5px;fill:var(--muted)}
.d-etx.d-tx{fill:var(--navy);font-weight:600}
.d-foot{font-size:11.5px;fill:var(--muted)}

.steps{margin-top:26px;display:grid;gap:0;counter-reset:st;border-top:1px solid var(--grid-strong)}
.steps li{display:grid;grid-template-columns:52px minmax(0,1fr);gap:0 14px;padding:14px 0;border-bottom:1px solid var(--grid)}
.steps .i{font-size:13px;color:var(--navy);padding-top:3px}
.steps b{display:block;color:var(--navy);font-weight:600}
.steps span{display:block;color:var(--ink-2);font-size:16px}

.split{margin-top:24px;display:grid;grid-template-columns:1fr 1fr;gap:16px}
.zone{padding:18px 18px 16px;border:1px solid var(--navy-soft);background:var(--paper)}
.zone.cloud{border:1px dashed var(--navy);background:var(--tint)}
.zone .k{font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--navy)}
.zone.cloud .k{color:var(--navy)}
.zone h4{margin:4px 0 8px;font-size:17px;font-weight:600;color:var(--navy)}
.zone .bul li{font-size:15.5px}
.zone.cloud .bul li::before{background:var(--navy)}

/* Chaîne du protocole */
.chain{margin-top:24px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border:1px solid var(--grid-strong);background:var(--paper)}
.chain li{position:relative;padding:14px 16px 16px;border-left:1px solid var(--grid-strong)}
.chain li:first-child{border-left:0}
.chain li:not(:last-child)::after{content:"→";position:absolute;right:-9px;top:14px;width:18px;height:18px;line-height:18px;text-align:center;background:var(--paper);color:var(--navy);font-size:13px;z-index:1}
.chain .w{font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--navy)}
.chain .w.cloud{color:var(--navy);text-decoration:underline dashed;text-underline-offset:3px}
.chain b{display:block;margin-top:4px;color:var(--navy);font-weight:600;font-size:16px;line-height:1.3}
.chain span{display:block;margin-top:4px;color:var(--ink-2);font-size:14.5px;line-height:1.45}

.defs{margin-top:22px;display:grid;grid-template-columns:200px minmax(0,1fr);border-top:1px solid var(--grid-strong)}
.defs dt,.defs dd{padding:11px 0;border-bottom:1px solid var(--grid)}
.defs dt{font-weight:600;color:var(--navy);font-size:15.5px;padding-right:16px}
.defs dd{color:var(--ink-2);font-size:16px}

/* Fiche d'évaluation (greffe de la maquette B) */
.report{margin-top:24px;display:grid;grid-template-columns:minmax(0,1fr) 250px;background:var(--paper);border:1px solid var(--grid-strong);border-left:3px solid var(--navy)}
.report dl{padding:18px 20px;display:grid;grid-template-columns:104px minmax(0,1fr);gap:10px 14px;align-content:center}
.report dt{font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--navy);padding-top:3px}
.report dt .arr{color:var(--muted);margin-right:4px}
.report dd{font-size:16px;color:var(--ink-2);line-height:1.5}
.report dd.res{color:var(--ink);font-weight:600}
.score{padding:18px 20px;border-left:1px solid var(--grid-strong);background:var(--tint);display:flex;flex-direction:column;justify-content:center;gap:12px}
.score .row{display:grid;grid-template-columns:1fr auto;align-items:baseline;gap:2px 10px}
.score .who{font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.score .v{font-family:var(--mono);font-weight:600;color:var(--ink-2);font-size:24px;line-height:1.1}
.score .pct{grid-column:1/-1;font-family:var(--mono);font-size:12.5px;color:var(--muted)}
.score .row.pro .v{color:var(--navy);font-size:34px}
.score .bar{grid-column:1/-1;height:8px;background:var(--grid);position:relative}
.score .bar i{position:absolute;left:0;top:0;bottom:0;border-radius:0 3px 3px 0}
.score .row.base .bar i{background:var(--bar-base)}
.score .row.pro .bar i{background:var(--bar-proto)}

/* Graphique de décomposition */
.legend{display:flex;flex-wrap:wrap;gap:6px 20px;font-size:14px;color:var(--ink-2);margin-bottom:10px}
.legend span{display:inline-flex;align-items:center;gap:8px}
.legend i{width:14px;height:10px;display:inline-block;border-radius:0 2px 2px 0}
.legend .b i{background:var(--bar-base)}
.legend .p i{background:var(--bar-proto)}
.fig svg.c-tall{display:none}
.chart .c-lab{font-size:13.5px;fill:var(--ink);font-weight:500}
.chart .c-sub{font-size:11.5px;fill:var(--muted)}
.chart .c-val{font-family:var(--mono) !important;font-size:12.5px;fill:var(--ink);font-weight:500}
.chart .c-tick{font-family:var(--mono) !important;font-size:10.5px;fill:var(--muted)}
.chart .c-grid{stroke:var(--grid-strong);stroke-width:1}
.chart .c-base{fill:var(--bar-base)}
.chart .c-pro{fill:var(--bar-proto)}
.chart .c-hl{fill:var(--tint)}
.chart g.bar:hover rect{opacity:.85}
details.tbl{margin-top:12px;font-size:14.5px}
details.tbl summary{cursor:pointer;font-size:12.5px;color:var(--navy)}
table{width:100%;border-collapse:collapse;margin-top:10px;font-size:14.5px}
th,td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--grid)}
thead th{font-size:11.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);font-weight:500;border-bottom:1px solid var(--grid-strong)}
td.n,th.n{text-align:right;font-family:var(--mono);white-space:nowrap}

/* Lecture : chiffres secondaires */
.mini{margin-top:18px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border:1px solid var(--grid-strong);background:var(--paper)}
.mini>div{padding:14px 16px;border-left:1px solid var(--grid-strong)}
.mini>div:first-child{border-left:0}
.mini .v{font-family:var(--mono);font-weight:600;font-size:21px;color:var(--navy);line-height:1.15;white-space:nowrap}
.mini .l{margin-top:6px;font-size:14.5px;line-height:1.42;color:var(--ink-2)}
.mini.four{grid-template-columns:repeat(4,minmax(0,1fr))}

/* Bloc niveau B */
.bench{margin-top:26px;border:1px dashed var(--navy-soft);background:var(--paper)}
.bench-h{display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;padding:12px 18px;border-bottom:1px solid var(--grid-strong);background:var(--tint)}
.bench-h b{font-size:16px;color:var(--navy)}
.bench-h .lvl{margin-left:auto}
.bench-b{padding:16px 18px 18px}
.bench-b .defs{margin-top:0;border-top:0;grid-template-columns:220px minmax(0,1fr)}
.bench-b .defs dt{color:var(--navy)}
.bench-b .defs dt .num{color:var(--navy);font-size:17px}
.bench-b .cav{margin-top:14px;font-size:14.5px;line-height:1.5;color:var(--ink-2)}

/* Retenir / prochaines étapes */
.learn{margin-top:20px;display:grid;gap:12px;counter-reset:l}
.learn li{counter-increment:l;display:grid;grid-template-columns:40px minmax(0,1fr);gap:0 12px;padding:16px 18px;background:var(--paper);border:1px solid var(--grid-strong)}
.learn li::before{content:counter(l,decimal-leading-zero);font-size:13px;color:var(--navy);padding-top:3px}
.learn b{display:block;color:var(--navy);font-weight:600}
.learn span{display:block;margin-top:2px;color:var(--ink-2);font-size:16px}
.later{margin-top:26px;padding:18px 20px;border:1px dashed var(--navy-soft);background:var(--paper)}
.later ol{display:grid;gap:10px;margin-top:4px}
.later li{display:grid;grid-template-columns:22px minmax(0,1fr);gap:0 10px;color:var(--ink-2);font-size:16px}
.later li::before{content:"";width:12px;height:12px;margin-top:6px;border:1.5px solid var(--navy)}
.later li.next::before{background:var(--navy);border-color:var(--navy)}
.later li b{color:var(--ink);font-weight:600}

/* ---------- Pied de page ---------- */
.foot{border-top:1px solid var(--grid-strong);background:#fff}
.foot-in{max-width:var(--wrap);margin:0 auto;padding:30px var(--gutter) 40px;display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:24px 48px}
.foot .who{font-size:18px;font-weight:600;color:var(--navy)}
.foot .role{color:var(--navy);font-weight:500}
.foot .links{margin-top:12px;display:flex;flex-wrap:wrap;gap:8px 18px;font-size:13.5px}
.foot .legend-l{font-size:14px;color:var(--ink-2)}
.foot .legend-l p+p{margin-top:8px}
.foot .legend-l .lvl{margin-right:6px}
.foot .fine{grid-column:1/-1;padding-top:16px;border-top:1px solid var(--grid);font-size:12px;color:var(--muted);display:flex;flex-wrap:wrap;justify-content:space-between;gap:6px 20px}

/* ---------- Tablette ---------- */
@media (max-width:1023px){
  .layout{grid-template-columns:minmax(0,1fr);gap:0}
  .toc{position:static;padding:28px 0 0}
  .toc ol{display:flex;flex-wrap:wrap;gap:6px;border-left:0}
  .toc a{border:1px solid var(--line);margin:0;padding:5px 10px;background:#fff;border-radius:4px}
  .toc a[aria-current="true"]{border-color:var(--line)}
  .toc .toc-cv{display:none}
  .content{max-width:none}
  .kpis{grid-template-columns:1fr 1fr}
  .kpi:nth-child(3){border-left:0}
  .kpi:nth-child(n+3){border-top:1px solid var(--grid-strong)}
  .facts{grid-template-columns:1fr 1fr}
  .facts>div:nth-child(3){border-left:0}
  .facts>div:nth-child(n+3){border-top:1px solid var(--grid-strong)}
}

/* ---------- Mobile ---------- */
@media (max-width:720px){
  body{font-size:16px}
  .brand{display:none}
  .topbar-in{justify-content:space-between}
  .hero h1{max-width:none}
  .facts{grid-template-columns:1fr}
  .facts>div{border-left:0 !important}
  .facts>div+div{border-top:1px solid var(--grid-strong)}
  .kpi{padding:14px 14px 16px}
  .kpi-v{font-size:19px;white-space:normal}
  .kpi-l{font-size:13.5px}
  .sec{padding-top:40px}
  .sec .intro{font-size:17px}
  .systems,.split{grid-template-columns:1fr}
  .fig svg.d-wide,.fig svg.c-wide{display:none}
  .fig svg.d-tall,.fig svg.c-tall{display:block}
  .fig{padding:16px 12px 14px;margin-left:-4px;margin-right:-4px}
  .chain{grid-template-columns:1fr}
  .chain li{border-left:0}
  .chain li+li{border-top:1px solid var(--grid-strong)}
  .chain li:not(:last-child)::after{content:"↓";right:auto;left:16px;top:auto;bottom:-10px}
  .defs,.bench-b .defs{grid-template-columns:1fr}
  .defs dt{border-bottom:0;padding-bottom:0}
  .defs dd{padding-top:4px}
  .report{grid-template-columns:1fr}
  .report dl{grid-template-columns:1fr;gap:2px}
  .report dd{margin-bottom:10px}
  .score{border-left:0;border-top:1px solid var(--grid-strong)}
  .mini,.mini.four{grid-template-columns:1fr 1fr}
  .mini>div:nth-child(3){border-left:0}
  .mini>div:nth-child(n+3){border-top:1px solid var(--grid-strong)}
  .mini.three>div:nth-child(3){grid-column:1/-1}
  .bench-h .lvl{margin-left:0}
  .foot-in{grid-template-columns:1fr}
  .steps li{grid-template-columns:36px minmax(0,1fr)}
}
@media (max-width:380px){
  .kpis{grid-template-columns:1fr}
  .kpi{border-left:0 !important}
  .kpi+.kpi{border-top:1px solid var(--grid-strong)}
}

/* ---------- Impression ---------- */
@media print{
  @page{size:A4;margin:14mm 14mm 16mm}
  body{background:#fff;font-size:10.5pt}
  .topbar,.toc,.skip,details.tbl summary{display:none}
  .layout{display:block;padding:0}
  .hero{background:none}
  .hero-in{padding:0 0 8mm}
  .sec{padding-top:8mm;break-inside:auto}
  .fig,.card,.report,.bench,.learn li,.chain,.kpis,.note,.warn{break-inside:avoid}
  .fig svg.d-wide,.fig svg.c-wide{display:block}
  .fig svg.d-tall,.fig svg.c-tall{display:none}
  a{color:inherit;text-decoration:none}
}