:root{
  --bg:#fff8f3;
  --surface:#ffffff;
  --ink:#241f2b;
  --muted:#6f6a78;
  --coral:#eb6a47;
  --violet:#6c63ff;
  --gold:#ffb23f;
  --teal:#32c7bd;
  --line:rgba(36,31,43,.10);
  --shadow:0 18px 48px rgba(83,55,60,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:var(--ink);
  line-height:1.72;
  background:
    radial-gradient(circle at 10% 0%,rgba(235,106,71,.10),transparent 28%),
    radial-gradient(circle at 90% 10%,rgba(108,99,255,.09),transparent 26%),
    var(--bg);
}
a{color:inherit}
.container{width:min(1080px,calc(100% - 32px));margin:auto}
header{
  position:sticky;top:0;z-index:20;
  background:rgba(255,248,243,.88);
  backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
}
nav{min-height:74px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-weight:900;font-size:1.15rem}
.mark{
  width:42px;height:42px;border-radius:14px;display:grid;place-items:center;
  color:white;background:linear-gradient(135deg,var(--coral),var(--violet));
  box-shadow:0 10px 28px rgba(108,99,255,.18);
}
.links{display:flex;gap:18px;flex-wrap:wrap}
.links a{text-decoration:none;color:#514b5a;font-weight:700}
.links a:hover,.links a.active{color:var(--coral)}
.hero{padding:96px 0 78px;text-align:center}
.kicker{
  display:inline-flex;padding:7px 12px;border-radius:999px;
  background:rgba(235,106,71,.09);border:1px solid rgba(235,106,71,.2);
  color:#b54a2e;text-transform:uppercase;letter-spacing:.12em;font-size:.78rem;font-weight:900
}
h1{font-size:clamp(2.9rem,7vw,5.4rem);line-height:1.02;letter-spacing:-.05em;margin:18px auto 16px}
.hero p,.lead{max-width:760px;margin:0 auto;color:var(--muted);font-size:1.08rem}
.actions{margin-top:28px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.btn{
  min-height:48px;padding:0 22px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;
  text-decoration:none;font-weight:900;border:1px solid var(--line);background:#fff;
}
.btn.primary{background:linear-gradient(135deg,var(--coral),var(--violet));color:white;border:0}
.section,.page{padding:48px 0 88px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{
  padding:24px;border-radius:22px;background:var(--surface);
  border:1px solid var(--line);box-shadow:var(--shadow)
}
.card h3{margin:0 0 8px}.card p{margin:0;color:var(--muted)}
.page h1{text-align:left;margin-left:0;font-size:clamp(2.6rem,6vw,4.7rem)}
.page .lead{margin-left:0}
.notice{
  margin:24px 0;padding:18px 20px;border-radius:16px;
  background:rgba(50,199,189,.08);border:1px solid rgba(50,199,189,.22);color:#157a73
}
.legal{display:grid;gap:14px;margin-top:32px}
details{
  overflow:hidden;border-radius:18px;background:var(--surface);
  border:1px solid var(--line);box-shadow:0 10px 30px rgba(83,55,60,.07)
}
summary{
  cursor:pointer;list-style:none;padding:20px 22px;
  display:flex;justify-content:space-between;gap:20px;font-weight:900
}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";color:var(--coral);font-size:1.4rem}
details[open] summary::after{content:"−"}
.copy{padding:0 22px 22px;color:var(--muted)}.copy p{margin:0 0 10px}
footer{padding:30px 0;text-align:center;color:#766f7d;border-top:1px solid var(--line)}
@media(max-width:820px){
  .grid{grid-template-columns:1fr}
  .links{gap:11px;font-size:.9rem}
  .hero{padding-top:68px}
}
@media(prefers-color-scheme:dark){
  :root{
    --bg:#17141b;--surface:#211d26;--ink:#fbf7ff;--muted:#c8becf;--line:rgba(255,255,255,.09);
    --shadow:0 18px 48px rgba(0,0,0,.24)
  }
  header{background:rgba(23,20,27,.88)}
  .links a{color:#d6ccdc}
  .btn{background:#27212e}
  .notice{color:#67e3d7}
}