:root{
  --bg:#0f1115;
  --surface:#171a21;
  --surface-2:#20242d;
  --text:#f4f6f8;
  --muted:#aeb6c2;
  --accent:#ffb84d;
  --accent-2:#ffd58d;
  --line:#2d3440;
  --max:1120px;
  --radius:22px;
}
*{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:var(--bg);
  color:var(--text);
  line-height:1.6;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(calc(100% - 32px),var(--max));margin:auto}
.site-header{
  position:sticky;top:0;z-index:20;
  backdrop-filter:blur(14px);
  background:rgba(15,17,21,.82);
  border-bottom:1px solid rgba(255,255,255,.06);
}
.nav{
  min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.brand{font-weight:800;font-size:1.35rem;letter-spacing:.02em}
.brand-mark{
  display:inline-grid;place-items:center;width:32px;height:32px;margin-right:8px;
  border-radius:10px;background:linear-gradient(135deg,var(--accent),var(--accent-2));
  color:#1b1307;font-weight:900;
}
.nav-links{display:flex;align-items:center;gap:20px;color:var(--muted);font-size:.95rem}
.nav-links a:hover{color:var(--text)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 18px;border-radius:999px;
  background:var(--accent);color:#17100a;font-weight:800;border:0;
}
.btn.secondary{background:transparent;color:var(--text);border:1px solid var(--line)}
.hero{padding:92px 0 70px}
.hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:48px;align-items:center}
.eyebrow{
  display:inline-flex;gap:8px;align-items:center;color:var(--accent-2);
  font-weight:700;font-size:.92rem;margin-bottom:14px
}
h1{font-size:clamp(3rem,8vw,6.6rem);line-height:.95;margin:.05em 0 .25em;letter-spacing:-.05em}
.hero p{font-size:1.16rem;color:var(--muted);max-width:660px}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.spark-card{
  min-height:390px;border:1px solid var(--line);border-radius:32px;
  background:
    radial-gradient(circle at 50% 42%, rgba(255,184,77,.35), transparent 26%),
    linear-gradient(180deg,#1c2028,#12151a);
  display:grid;place-items:center;position:relative;overflow:hidden;
}
.spark{
  font-size:8rem;filter:drop-shadow(0 0 25px rgba(255,184,77,.35));
}
.spark-card::after{
  content:"";position:absolute;inset:12%;border:1px solid rgba(255,255,255,.06);
  border-radius:50%;transform:rotate(-18deg)
}
.section{padding:76px 0}
.section h2{font-size:clamp(2rem,4vw,3.3rem);margin:0 0 12px;letter-spacing:-.035em}
.section-intro{color:var(--muted);max-width:700px;margin-bottom:34px}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px;
}
.card .num{color:var(--accent);font-weight:900;font-size:.9rem}
.card h3{margin:10px 0 8px;font-size:1.4rem}
.card p{color:var(--muted);margin:0}
.feature{
  background:linear-gradient(135deg,var(--surface),var(--surface-2));
  border:1px solid var(--line);border-radius:30px;padding:34px;
  display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:center;
}
.feature ul{margin:0;padding-left:1.2rem;color:var(--muted)}
.feature li{margin:.55rem 0}
.notice{
  margin-top:22px;padding:18px 20px;border:1px solid rgba(255,184,77,.35);
  border-radius:16px;background:rgba(255,184,77,.08);color:#f8d59d
}
footer{border-top:1px solid var(--line);padding:36px 0 48px;color:var(--muted)}
.footer-grid{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}
.footer-links{display:flex;gap:16px;flex-wrap:wrap}
.legal{padding:72px 0}
.legal article{max-width:820px}
.legal h1{font-size:clamp(2.4rem,6vw,4.2rem);line-height:1}
.legal h2{font-size:1.45rem;margin-top:2.1rem}
.legal p,.legal li{color:var(--muted)}
.meta{color:var(--muted);font-size:.92rem;margin-bottom:32px}
.placeholder{
  padding:16px 18px;border:1px dashed #59616d;border-radius:14px;
  color:#cbd1d8;background:rgba(255,255,255,.025)
}
@media (max-width:820px){
  .hero{padding-top:64px}
  .hero-grid,.feature{grid-template-columns:1fr}
  .cards{grid-template-columns:1fr}
  .spark-card{min-height:260px}
  .nav-links a:not(.btn){display:none}
}