:root{--ink:#0e1a2b;--ink2:#16263d;--ink3:#1e3a5f;--amber:#ffb454;--teal:#35d0ba;--text:#eaf0f8;--muted:#a9b8cc;--line:rgba(255,255,255,.12);--red:#ff6b6b;--radius:20px}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;background:var(--ink);color:var(--text);font:17px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;-webkit-font-smoothing:antialiased}
a{color:var(--teal)}img,svg{max-width:100%}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
header.nav{position:sticky;top:0;z-index:10;background:rgba(14,26,43,.88);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
header.nav .wrap{display:flex;align-items:center;gap:20px;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;color:#fff;text-decoration:none}
.brand img{width:34px;height:34px}
nav.links{margin-left:auto;display:flex;gap:22px;align-items:center}
nav.links a{color:var(--muted);text-decoration:none;font-size:15px}nav.links a:hover{color:#fff}
nav.links a.btn{color:var(--ink);padding:9px 18px;font-size:15px}
.btn{display:inline-block;padding:12px 22px;border-radius:999px;font-weight:700;text-decoration:none;border:0;cursor:pointer;font-size:16px}
.btn-amber{background:var(--amber);color:var(--ink)}.btn-ghost{background:transparent;color:#fff;border:1px solid var(--line)}
.btn[aria-disabled=true]{opacity:.7;cursor:default}
.hero{padding:72px 0 56px;background:radial-gradient(900px 400px at 85% 0,rgba(53,208,186,.14),transparent),radial-gradient(700px 360px at 0 20%,rgba(255,180,84,.12),transparent)}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.eyebrow{color:var(--teal);font-weight:700;letter-spacing:.14em;text-transform:uppercase;font-size:13px}
h1{font-size:clamp(34px,5vw,58px);line-height:1.08;margin:.3em 0 .4em;letter-spacing:-.02em}
h1 em{font-style:normal;color:var(--amber)}
.lead{color:var(--muted);font-size:19px;max-width:34em}
.cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.note{color:var(--muted);font-size:14px;margin-top:14px}
/* maquette de télé */
.tv{background:#050b14;border-radius:18px;padding:12px;border:1px solid var(--line);box-shadow:0 30px 80px rgba(0,0,0,.5)}
.tv-screen{background:#164635;border-radius:8px;padding:20px 22px;aspect-ratio:16/10;display:flex;flex-direction:column;gap:12px;overflow:hidden}
.tv-top{display:flex;justify-content:space-between;align-items:flex-end}
.tv-top small{display:block;color:rgba(255,255,255,.65);letter-spacing:.14em;text-transform:uppercase;font-size:11px}
.tv-top b{font-size:22px}.tv-clock{font-size:34px;font-weight:800;font-variant-numeric:tabular-nums}
.tv-card{background:rgba(255,255,255,.1);border-radius:14px;padding:12px 14px}
.tv-card.live{background:var(--amber);color:var(--ink)}
.tv-row{display:flex;justify-content:space-between;background:rgba(255,255,255,.12);border-radius:10px;padding:5px 10px;margin-top:6px;font-size:14px}
.tv-card.live .tv-row{background:rgba(255,255,255,.55)}
.tv-card b.t{font-size:17px}
.stand{width:34%;height:8px;background:#0b1626;margin:10px auto 0;border-radius:0 0 8px 8px}
section{padding:72px 0}section.alt{background:var(--ink2)}
h2{font-size:clamp(26px,3.6vw,38px);line-height:1.15;margin:0 0 12px;letter-spacing:-.01em}
.sub{color:var(--muted);max-width:40em;margin:0 0 36px}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.step{background:var(--ink2);border:1px solid var(--line);border-radius:var(--radius);padding:26px}
section.alt .step{background:var(--ink)}
.num{width:38px;height:38px;border-radius:50%;background:var(--amber);color:var(--ink);font-weight:800;display:grid;place-items:center;margin-bottom:14px}
.step h3,.card h3,.feat h3{margin:0 0 6px;font-size:20px}.step p,.card p,.feat p{margin:0;color:var(--muted)}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:20px}
.card{background:var(--ink2);border:1px solid var(--line);border-radius:var(--radius);padding:26px;display:flex;flex-direction:column;gap:12px}
.card.soon{border-style:dashed}
.card header{display:flex;justify-content:space-between;align-items:center;gap:10px}
.badge{font-size:12px;font-weight:700;padding:4px 10px;border-radius:999px;white-space:nowrap}
.badge.on{background:rgba(53,208,186,.16);color:var(--teal)}.badge.off{background:rgba(255,255,255,.08);color:var(--muted)}
.card ul{margin:0;padding-left:20px;color:var(--text)}.card li{margin:4px 0}
.card .tagline{color:var(--amber);font-weight:600;margin:0}
.card a.go{margin-top:auto;font-weight:700}
.alert{display:inline-block;background:rgba(255,107,107,.15);color:var(--red);border-radius:6px;padding:0 8px;font-weight:700;font-size:14px}
.feats{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:18px}
.feat{padding:22px;border-radius:var(--radius);border:1px solid var(--line);background:var(--ink2)}
.feat .ic{font-size:26px;margin-bottom:8px}
.offline{display:grid;grid-template-columns:260px 1fr;gap:34px;align-items:center;background:var(--ink2);border:1px solid var(--line);border-radius:var(--radius);padding:30px;margin-top:22px}
pre{background:#050b14;border:1px solid var(--line);border-radius:14px;padding:18px;overflow:auto;font-size:14px;line-height:1.5}
code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}p code,li code,td code{background:rgba(255,255,255,.08);border-radius:6px;padding:1px 6px;font-size:.92em}
details{background:var(--ink2);border:1px solid var(--line);border-radius:14px;padding:16px 20px;margin-bottom:10px}
summary{cursor:pointer;font-weight:700}details p{color:var(--muted);margin:10px 0 0}
table{border-collapse:collapse;width:100%;font-size:15px}th,td{border-bottom:1px solid var(--line);padding:10px 8px;text-align:left;vertical-align:top}th{color:var(--muted);font-weight:600}
footer{border-top:1px solid var(--line);padding:34px 0;color:var(--muted);font-size:14px}
footer .wrap{display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between}
.doc{max-width:820px;padding:56px 20px}.doc h1{font-size:40px}.doc h2{margin-top:2em;font-size:26px}
@media (max-width:860px){.hero .wrap{grid-template-columns:1fr}.steps{grid-template-columns:1fr}.offline{grid-template-columns:1fr}nav.links a:not(.btn){display:none}.hero{padding-top:40px}}
@media (prefers-reduced-motion:no-preference){.card,.feat,.step{transition:transform .2s,border-color .2s}.card:hover,.feat:hover,.step:hover{transform:translateY(-3px);border-color:rgba(255,180,84,.5)}}