:root{
  --bg:#07111f;
  --bg-soft:#0d1a2b;
  --panel:#101f33;
  --text:#f4f7fb;
  --muted:#b8c4d3;
  --accent:#ff8a1f;
  --accent-soft:#ffc27f;
  --line:#25344a;
  --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  background:linear-gradient(180deg,var(--bg) 0%,#091522 100%);
  color:var(--text);
  line-height:1.6;
}
a{color:inherit;text-decoration:none}
a:hover{color:var(--accent-soft)}
.wrap{width:min(var(--max),calc(100% - 40px));margin:0 auto}
.site-header{
  position:sticky;top:0;z-index:20;
  background:rgba(7,17,31,.93);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line)
}
.nav{
  min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px
}
.brand{
  display:flex;align-items:center;gap:12px;font-weight:800;letter-spacing:.08em
}
.brand-mark{
  width:34px;height:34px;border-radius:9px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,var(--accent),#ffb15c);
  color:#07111f;font-weight:900
}
.nav-links{display:flex;gap:26px;align-items:center;font-size:.96rem}
.nav-links a[aria-current="page"]{color:var(--accent-soft)}
.menu-button{
  display:none;background:none;border:1px solid var(--line);color:var(--text);
  border-radius:10px;padding:8px 11px;font-size:1rem
}
.hero{padding:110px 0 90px}
.eyebrow{
  color:var(--accent-soft);font-size:.86rem;text-transform:uppercase;
  letter-spacing:.16em;font-weight:700;margin-bottom:18px
}
h1,h2,h3{line-height:1.12;margin-top:0}
h1{font-size:clamp(2.7rem,7vw,5.6rem);max-width:980px;margin-bottom:24px}
h2{font-size:clamp(2rem,4vw,3.2rem);margin-bottom:22px}
h3{font-size:1.25rem;margin-bottom:10px}
.lead{
  max-width:780px;color:var(--muted);font-size:clamp(1.1rem,2vw,1.35rem);
  margin-bottom:34px
}
.actions{display:flex;gap:14px;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:48px;padding:0 20px;border-radius:12px;font-weight:700;
  border:1px solid var(--line)
}
.btn-primary{background:var(--accent);color:#07111f;border-color:var(--accent)}
.btn-secondary{background:transparent}
.section{padding:78px 0;border-top:1px solid var(--line)}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{
  padding:28px;border:1px solid var(--line);border-radius:18px;
  background:linear-gradient(180deg,rgba(16,31,51,.92),rgba(12,25,42,.88))
}
.card p{margin-bottom:0;color:var(--muted)}
.kicker{font-size:.9rem;color:var(--accent-soft);font-weight:700;margin-bottom:8px}
.feature-list{
  display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin:26px 0 0;padding:0;list-style:none
}
.feature-list li{
  padding:16px 18px;border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.02)
}
.feature-list strong{display:block;margin-bottom:4px}
.feature-list span{color:var(--muted);font-size:.95rem}
.band{
  margin-top:26px;padding:24px;border-radius:16px;border:1px solid #4d3a22;
  background:rgba(255,138,31,.08)
}
.status{
  display:inline-block;padding:7px 10px;border-radius:999px;
  background:rgba(255,138,31,.12);border:1px solid #694420;
  color:var(--accent-soft);font-weight:700;font-size:.85rem
}
.content{max-width:860px}
.content h2{font-size:2rem;margin-top:48px}
.content h3{margin-top:30px}
.content p,.content li{color:var(--muted)}
.content a{color:var(--accent-soft);text-decoration:underline;text-underline-offset:3px}
.site-footer{
  padding:42px 0;border-top:1px solid var(--line);color:var(--muted);font-size:.94rem
}
.footer-grid{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap}
.small{font-size:.88rem;color:var(--muted)}
.note{
  padding:18px;border-left:3px solid var(--accent);background:rgba(255,255,255,.025);
  border-radius:0 12px 12px 0
}
.callout{margin-top:28px;padding:22px 24px;border-left:4px solid var(--accent);border-radius:0 14px 14px 0;background:rgba(255,138,31,.08);font-size:1.05rem}
.section-copy{max-width:850px;color:var(--muted)}
.compact-hero{padding-bottom:64px}
.release-list{display:grid;gap:20px;margin-top:10px}
.release-card{padding:28px;border:1px solid var(--line);border-radius:18px;background:linear-gradient(180deg,rgba(16,31,51,.96),rgba(12,25,42,.9))}
.release-card.current{border-color:var(--accent);box-shadow:0 0 0 1px rgba(255,138,31,.12)}
.release-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;flex-wrap:wrap;margin-bottom:16px}
.release-heading h3{margin:0;font-size:1.45rem}
.release-meta{color:var(--muted);font-size:.94rem}
.release-status{padding:5px 9px;border:1px solid #694420;border-radius:999px;color:var(--accent-soft);background:rgba(255,138,31,.1);font-size:.82rem;font-weight:700}
.release-columns{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;margin-top:20px}
.release-columns h4{margin:0 0 8px;color:var(--accent-soft)}
.release-columns ul{margin:0;padding-left:20px;color:var(--muted)}
.course-guide{margin-top:34px;padding:28px;border:1px solid var(--line);border-radius:18px;background:rgba(255,255,255,.025)}
.course-guide ol{padding-left:22px;color:var(--muted)}
.course-guide h2,.course-guide h3{margin-top:24px}
.upcoming-release{background:linear-gradient(180deg,rgba(255,138,31,.055),rgba(7,17,31,0))}
.upcoming-release>.wrap>.status{margin-bottom:18px}
.upcoming-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:34px}
.upcoming-card.featured:first-child{grid-column:span 2}
.upcoming-card blockquote{margin:18px 0 0;padding:14px 16px;border-left:3px solid var(--accent);color:var(--text);background:rgba(255,138,31,.06);border-radius:0 10px 10px 0}
.compact-feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:18px}
.tester-cta{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(260px,.6fr);gap:32px;margin-top:34px;padding:32px;border:1px solid var(--accent);border-radius:20px;background:linear-gradient(135deg,rgba(255,138,31,.13),rgba(16,31,51,.88))}
.tester-cta h2{font-size:clamp(1.9rem,4vw,2.8rem)}
.tester-cta p{color:var(--muted)}
.tester-timing{padding:22px;border:1px solid var(--line);border-radius:16px;background:rgba(7,17,31,.55)}
.progress-list{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:28px 0;padding:0;list-style:none}
.progress-list li{position:relative;padding:18px;border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.02)}
.progress-list li:not(:last-child)::after{content:"→";position:absolute;right:-11px;top:50%;z-index:2;color:var(--accent-soft);transform:translateY(-50%)}
.progress-list strong,.progress-list span{display:block}.progress-list span{color:var(--muted);font-size:.9rem}.progress-list .active{border-color:var(--accent)}
code{background:#101f33;padding:.15em .35em;border-radius:5px}
@media(max-width:800px){
  .menu-button{display:block}
  .nav-links{
    display:none;position:absolute;left:20px;right:20px;top:72px;flex-direction:column;
    align-items:flex-start;padding:20px;background:#0b1727;border:1px solid var(--line);
    border-radius:14px
  }
  .nav-links.open{display:flex}
  .grid,.feature-list,.upcoming-grid,.compact-feature-grid,.tester-cta{grid-template-columns:1fr}
  .upcoming-card.featured:first-child{grid-column:auto}
  .tester-cta{padding:22px}
  .release-card,.course-guide{padding:20px}
  .release-columns,.progress-list{grid-template-columns:1fr}
  .progress-list li:not(:last-child)::after{content:"↓";right:auto;left:50%;top:auto;bottom:-18px;transform:translateX(-50%)}
  .hero{padding:82px 0 64px}
  h1{font-size:clamp(2.5rem,13vw,4rem)}
}