:root{
  --bg:#0b1020;
  --panel:#121a30;
  --panel2:#18223d;
  --text:#eef3ff;
  --muted:#aeb9d1;
  --accent:#8f7cff;
  --accent2:#67e8f9;
  --border:rgba(255,255,255,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,Segoe UI,Arial,sans-serif;
  background:linear-gradient(180deg,#0a0f1d 0%,#0e1528 100%);
  color:var(--text); line-height:1.7;
}
a{color:#9fdcff}
.container{max-width:980px;margin:auto;padding:28px 20px 70px}
header{
  padding:42px 0 26px;
  border-bottom:1px solid var(--border);
}
.brand{display:flex;align-items:center;gap:14px}
.logo{
  width:52px;height:52px;border-radius:16px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,#8f7cff,#5ce1ff);
  color:#0b1020;font-weight:800;font-size:24px;
}
h1{font-size:clamp(32px,5vw,48px);margin:18px 0 8px}
h2{margin-top:42px;font-size:25px}
h3{margin-top:28px;font-size:19px}
.subtitle,.meta{color:var(--muted)}
.card{
  background:rgba(18,26,48,.88);
  border:1px solid var(--border);
  border-radius:20px;
  padding:24px;
  margin:20px 0;
}
.notice{
  border-left:4px solid var(--accent2);
  background:rgba(103,232,249,.06);
}
nav{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0}
nav a{
  text-decoration:none;padding:10px 14px;border-radius:999px;
  background:var(--panel2);border:1px solid var(--border)
}
ul{padding-left:24px}
strong{color:#fff}
footer{
  margin-top:50px;padding-top:24px;border-top:1px solid var(--border);
  color:var(--muted);font-size:14px
}
.button{
  display:inline-block;padding:12px 18px;border-radius:12px;
  text-decoration:none;font-weight:700;
  background:linear-gradient(135deg,#8f7cff,#67e8f9);
  color:#0a1020
}
.small{font-size:14px;color:var(--muted)}