:root{
  --bg:#0b1d2a; --bg2:#12303f; --fg:#f3efe6; --muted:#a9bcc6;
  --red:#e63946; --green:#2fbf71; --gold:#ffd34d; --violet:#a78bfa;
  --card:#102838; --line:#25485c;
  color-scheme:dark light;
}
@media (prefers-color-scheme:light){
  :root{--bg:#fbf6ec; --bg2:#f1e6d2; --fg:#1b2a33; --muted:#516672; --card:#fffdf8; --line:#dccfb6; --red:#c62836; --green:#1e8f52; --gold:#c99a00; --violet:#6d4fd6}
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--fg);font:18px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
a{color:var(--gold)}
.wrap{max-width:960px;margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:var(--gold);color:#000;padding:6px 10px;z-index:9}
header.site{border-bottom:1px solid var(--line);position:sticky;top:0;background:var(--bg);z-index:5}
header.site .wrap{display:flex;gap:16px;align-items:center;justify-content:space-between;flex-wrap:wrap;padding-top:10px;padding-bottom:10px}
.logo{font-weight:800;font-size:1.3rem;text-decoration:none;color:var(--fg);letter-spacing:-.02em}
.logo i{font-style:normal;color:var(--red)}
nav ul{display:flex;gap:16px;list-style:none;margin:0;padding:0;flex-wrap:wrap}
nav a{color:var(--muted);text-decoration:none;font-size:.95rem}nav a:hover{color:var(--gold)}
.hero{text-align:center;padding:56px 0 40px;background:radial-gradient(ellipse at top,var(--bg2),var(--bg) 70%)}
.hero h1{font-size:clamp(2.6rem,10vw,5.5rem);line-height:1;margin:.2em 0;letter-spacing:-.04em}
.hero h1 b{color:var(--red)}
.hero h1 em{font-style:normal;color:var(--green);text-shadow:0 0 18px color-mix(in srgb,var(--green) 55%,transparent)}
.tag{display:inline-block;border:1px solid var(--line);border-radius:99px;padding:4px 14px;color:var(--muted);font-size:.9rem}
.lead{font-size:1.25rem;max-width:36em;margin:1em auto}
.cursor::after{content:"▍";color:var(--gold);animation:blink 1.1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
.btn{display:inline-block;background:var(--red);color:#fff;padding:12px 26px;border-radius:10px;text-decoration:none;font-weight:700;margin:6px}
.btn.alt{background:transparent;border:2px solid var(--gold);color:var(--gold)}
.btn:hover{filter:brightness(1.12)}
.hero svg{width:min(260px,70vw);height:auto;margin-top:24px}
section{padding:44px 0}
section:nth-of-type(even){background:var(--bg2)}
h2{font-size:1.9rem;margin:0 0 .6em;letter-spacing:-.02em}
h2::before{content:"✦ ";color:var(--gold)}
.grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px}
.card h3{margin:.2em 0 .4em}
.card.fig svg{width:100%;height:auto;display:block;border-radius:8px;background:var(--bg2)}
figcaption{color:var(--muted);font-size:.85rem;margin-top:8px}
figure{margin:0}
dl.facts{display:grid;grid-template-columns:max-content 1fr;gap:6px 18px;margin:0}
dl.facts dt{color:var(--muted)}dl.facts dd{margin:0;font-weight:600}
ol.prog{list-style:none;padding:0;margin:0;border-left:3px solid var(--green)}
ol.prog li{padding:6px 0 14px 20px;position:relative}
ol.prog li::before{content:"";position:absolute;left:-9px;top:14px;width:15px;height:15px;border-radius:50%;background:var(--red);border:3px solid var(--bg2)}
ol.prog time{font-weight:800;color:var(--gold);margin-right:8px}
details{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:12px 16px;margin:10px 0}
summary{cursor:pointer;font-weight:700}
.warn{border:2px dashed var(--gold);border-radius:12px;padding:14px 18px;color:var(--muted)}
.shimmer{background:linear-gradient(90deg,var(--muted),var(--fg),var(--muted));background-size:200% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;animation:sh 3s linear infinite}
@keyframes sh{to{background-position:-200% 0}}
.wobble{animation:wob 4s ease-in-out infinite;transform-origin:50% 90%}
@keyframes wob{50%{transform:rotate(2deg)}}
footer{border-top:1px solid var(--line);padding:28px 0;color:var(--muted);font-size:.9rem;text-align:center}
@media (prefers-reduced-motion:reduce){*{animation:none!important;scroll-behavior:auto!important}}
@media (max-width:560px){dl.facts{grid-template-columns:1fr}}