/* Lignée : la microscopie à fluorescence, chambre noire et marqueurs vert, bleu, rouge et jaune (Couleurs, lib/ui/theme.dart). */
:root{--fond:#0b0f17;--surface-app:#131a25;--gfp:#5be38e;--dapi:#5c8dff;--mcherry:#ff5c7a;--yfp:#f2d45c;--cyan:#4fd6e0;--violet:#9b7bff;--magenta:#e46bd8;--ink:#e8eef5;--muted:#9aa8ba;--surface:rgba(19,26,37,.72);--border:rgba(232,238,245,.13);--radius:20px;color-scheme:dark}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;min-height:100vh;color:var(--ink);background-color:var(--fond);background:radial-gradient(ellipse at 50% 0%,#18233a 0%,var(--fond) 60%) fixed;font:17px/1.65 "Atkinson Hyperlegible","Segoe UI",system-ui,sans-serif}
a{color:var(--gfp)}
a:focus-visible{outline:2px solid var(--gfp);outline-offset:3px;border-radius:4px}
.wrap{max-width:860px;margin:0 auto;padding:0 20px}
header.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:18px;padding-bottom:18px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink);font:600 22px/1 "Fraunces",Georgia,serif}
.brand img{width:38px;height:38px;border-radius:22%}
nav{display:flex;gap:18px;flex-wrap:wrap}
nav a{text-decoration:none;color:var(--muted);font-weight:700;font-size:15px}
nav a[aria-current=page]{color:var(--gfp)}
.hero{padding:60px 0 36px;text-align:center}
.hero img{width:112px;height:112px;border-radius:24%;box-shadow:0 18px 50px rgba(0,0,0,.55),0 0 40px rgba(91,227,142,.12)}
.hero h1{font:600 clamp(44px,10vw,76px)/1.05 "Fraunces",Georgia,serif;margin:24px 0 10px}
.hero .lead{font-size:clamp(18px,2.8vw,21px);color:var(--muted);max-width:620px;margin:0 auto;text-wrap:balance}
.badge{display:inline-block;margin-top:26px;padding:12px 24px;border-radius:999px;background:var(--gfp);color:var(--fond);font-weight:700;font-size:15px}
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px;margin:36px 0}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:22px}
.card h3{margin:0 0 6px;font:600 21px/1.2 "Fraunces",Georgia,serif}
.card p{margin:0;color:var(--muted)}
.paliers{list-style:none;padding:0;margin:20px 0;display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:10px}
.paliers li{display:flex;align-items:center;gap:10px;padding:12px 16px;border-radius:14px;border:1px solid var(--border);background:var(--surface);font-weight:700}
.paliers li::before{content:"";flex:none;width:12px;height:12px;border-radius:50%;background:var(--c);box-shadow:0 0 10px var(--c)}
.paliers li small{margin-left:auto;font-weight:400;color:var(--muted);font-size:13px}
.offers{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin:20px 0}
.offer{border-radius:18px;padding:18px 20px;border:1px solid var(--border);background:var(--surface)}
.offer.best{border-color:var(--gfp)}
.offer b{display:block;font-size:14px;text-transform:uppercase;letter-spacing:.12em;color:var(--gfp);margin-bottom:4px}
.offer .price{display:block;font:600 26px/1.2 "Fraunces",Georgia,serif}
.offer span{color:var(--muted)}
section{margin:44px 0}
h2{font:600 28px/1.2 "Fraunces",Georgia,serif;margin:0 0 12px}
.doc{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:30px;margin:32px 0}
.doc h1{font:600 clamp(28px,5vw,36px)/1.15 "Fraunces",Georgia,serif;margin:0 0 6px}
.doc h2{font:600 22px/1.25 "Fraunces",Georgia,serif;margin:28px 0 8px}
.doc .meta{color:var(--muted);margin:0 0 20px}
details{border-top:1px solid var(--border);padding:14px 0}
details:first-of-type{border-top:none}
summary{cursor:pointer;font-weight:700}
details p{color:var(--muted)}
ul{padding-left:22px}
footer{margin-top:56px;padding:28px 0 36px;color:var(--muted);font-size:14px;border-top:1px solid var(--border)}
footer .links{display:flex;gap:16px;flex-wrap:wrap}
footer .links a{text-decoration:none}
footer p{margin:6px 0}
@media (max-width:480px){.doc{padding:22px 18px}}
@media (prefers-reduced-motion:no-preference){.hero img{animation:rise 1.2s ease-out both}@keyframes rise{from{transform:translateY(10px);opacity:.6}to{transform:none;opacity:1}}}