:root{--bg:#F4F3EF;--card:#FFFFFF;--card-2:#FAF9F6;--ink:#15171A;--ink-2:#4A4F57;--muted:#8A8F98;--line:#E5E2DA;--line-2:#EFEDE7;--accent:#1F2933;--accent-ink:#FFFFFF;--rouge:#B4472E;--shadow:0 1px 2px rgba(20,22,26,.04),0 12px 32px rgba(20,22,26,.08);--radius:14px}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--bg:#141518;--card:#1E2025;--card-2:#24272D;--ink:#EDEBE6;--ink-2:#C2C0BA;--muted:#8B8E95;--line:#2E3138;--line-2:#292C32;--accent:#E8E6E0;--accent-ink:#15171A;--shadow:0 1px 2px rgba(0,0,0,.3),0 12px 32px rgba(0,0,0,.45)}}
:root[data-theme="dark"]{--bg:#141518;--card:#1E2025;--card-2:#24272D;--ink:#EDEBE6;--ink-2:#C2C0BA;--muted:#8B8E95;--line:#2E3138;--line-2:#292C32;--accent:#E8E6E0;--accent-ink:#15171A;--shadow:0 1px 2px rgba(0,0,0,.3),0 12px 32px rgba(0,0,0,.45)}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:"Instrument Sans",system-ui,-apple-system,"Segoe UI",sans-serif;font-size:16px;line-height:1.55;-webkit-font-smoothing:antialiased}
a{color:inherit}img{max-width:100%;display:block}
.mono{font-family:"DM Mono",ui-monospace,SFMono-Regular,Menlo,monospace;font-variant-numeric:tabular-nums}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}
.eyebrow{font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);font-weight:600;display:flex;align-items:center;gap:10px}
.eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--rouge)}
h1,h2,h3{line-height:1.12;letter-spacing:-.01em;text-wrap:balance;margin:0}
h1{font-size:clamp(34px,5vw,56px);font-weight:600}h2{font-size:clamp(24px,3vw,34px);font-weight:600}h3{font-size:19px;font-weight:600}
p{margin:0}.lead{font-size:19px;color:var(--ink-2);max-width:62ch}
.btn{display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 18px;border-radius:11px;background:var(--accent);color:var(--accent-ink);text-decoration:none;font-weight:600;font-size:14px;border:1px solid var(--accent)}
.btn.ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn:hover{filter:brightness(1.08)}
header.top{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
header.top .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:700;letter-spacing:-.01em}
.logo svg{width:26px;height:26px}
nav.main{display:flex;gap:4px;flex-wrap:wrap}
nav.main a{text-decoration:none;font-size:14px;color:var(--ink-2);padding:8px 12px;border-radius:9px}
nav.main a:hover,nav.main a[aria-current]{background:var(--card);color:var(--ink);border:1px solid var(--line)}
.hero{padding:72px 0 48px;display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}
.hero .kpi{display:flex;gap:28px;margin-top:28px}
.hero .kpi b{display:block;font-size:26px;font-weight:600;letter-spacing:-.02em}.hero .kpi span{font-size:12px;color:var(--muted);letter-spacing:.06em;text-transform:uppercase}
.hero figure{margin:0;border-radius:18px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);background:var(--card)}
.hero figure img{aspect-ratio:4/3;object-fit:cover;width:100%}
.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:28px}
section{padding:56px 0}section.alt{background:var(--card-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{display:flex;flex-direction:column;gap:12px;margin-bottom:28px;max-width:70ch}
.grid{display:grid;gap:18px}.grid.c2{grid-template-columns:repeat(2,1fr)}.grid.c3{grid-template-columns:repeat(3,1fr)}.grid.c4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.card .body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:8px}
.card img{aspect-ratio:16/10;object-fit:cover;width:100%;border-bottom:1px solid var(--line)}
.card .period{font-size:12px;color:var(--muted);letter-spacing:.06em;text-transform:uppercase}
.card p{color:var(--ink-2);font-size:14.5px}
.card a.more{font-size:14px;font-weight:600;text-decoration:none;margin-top:auto}
.list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:0;border:1px solid var(--line);border-radius:var(--radius);background:var(--card);overflow:hidden}
.list li{display:grid;grid-template-columns:120px 1fr auto;gap:14px;align-items:center;padding:14px 18px;border-top:1px solid var(--line-2)}
.list li:first-child{border-top:0}.list li .t{font-size:12px;color:var(--muted);letter-spacing:.06em;text-transform:uppercase}
.list li a.n{text-decoration:none;font-weight:600}.list li small{color:var(--muted);display:block;font-weight:400}
.list li .go{font-size:13px;color:var(--ink-2);text-decoration:none;white-space:nowrap}
.steps{counter-reset:s;display:grid;gap:14px}
.step{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px 24px;display:grid;grid-template-columns:1fr 300px;gap:22px}
.step h3::before{counter-increment:s;content:counter(s) " · ";color:var(--muted);font-family:"DM Mono",monospace;font-weight:500}
.step .txt{display:flex;flex-direction:column;gap:10px}.step .txt p{color:var(--ink-2)}
.fiche{background:var(--card-2);border:1px solid var(--line);border-radius:10px;padding:14px 16px;display:grid;gap:9px;font-size:13.5px;align-self:start}
.fiche div{display:grid;grid-template-columns:78px 1fr;gap:8px}.fiche b{font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:600;padding-top:2px}
.urg{display:inline-block;padding:2px 8px;border-radius:999px;font-size:11px;font-weight:600;letter-spacing:.04em;text-transform:uppercase}
.urg.forte{background:#F6E1DB;color:#8A2E1B}.urg.moyenne{background:#F5EAD1;color:#7A5A12}.urg.faible{background:#E3EEE4;color:#2F5D3A}
.note{border-left:3px solid var(--rouge);padding:12px 16px;background:var(--card);border-radius:0 10px 10px 0;font-size:14px;color:var(--ink-2)}
.crumbs{font-size:13px;color:var(--muted);display:flex;gap:8px;flex-wrap:wrap;padding:18px 0 0}.crumbs a{color:var(--ink-2);text-decoration:none}
.prose{max-width:70ch;display:flex;flex-direction:column;gap:16px;color:var(--ink-2);font-size:17px}
.prose h2,.prose h3{color:var(--ink);margin-top:14px}.prose ul{margin:0;padding-left:20px}
.cta-band{background:var(--accent);color:var(--accent-ink);border-radius:18px;padding:36px 40px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.cta-band h2{color:inherit}.cta-band .btn{background:var(--accent-ink);color:var(--accent);border-color:var(--accent-ink)}
footer.site{border-top:1px solid var(--line);padding:36px 0 48px;color:var(--muted);font-size:13.5px}
footer.site .wrap{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}footer.site a{color:var(--ink-2);text-decoration:none}
footer.site nav{display:flex;gap:16px;flex-wrap:wrap}
.how{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.how div{padding:20px;border:1px solid var(--line);border-radius:var(--radius);background:var(--card);display:flex;flex-direction:column;gap:8px}
.how .k{font-family:"DM Mono",monospace;font-size:12px;color:var(--muted)}
.tag{display:inline-block;font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);border:1px solid var(--line);padding:3px 8px;border-radius:999px}
.systems{columns:2;gap:24px;padding-left:20px;margin:0;color:var(--ink-2)}.systems li{break-inside:avoid;margin-bottom:6px}
@media (max-width:900px){.hero{grid-template-columns:1fr;padding-top:40px}.grid.c3,.grid.c4{grid-template-columns:repeat(2,1fr)}.how{grid-template-columns:repeat(2,1fr)}.step{grid-template-columns:1fr}.list li{grid-template-columns:1fr;gap:4px}.cta-band{flex-direction:column;align-items:flex-start}.systems{columns:1}}
@media (max-width:560px){.grid.c2,.grid.c3,.grid.c4,.how{grid-template-columns:1fr}nav.main{display:none}}