:root {
  color-scheme: dark;
  font-family: Arial, Helvetica, sans-serif;
  background: #12001f;
  color: #fff8ff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 15% 10%, #5d2589 0, transparent 32%),
    radial-gradient(circle at 85% 85%, #3b1468 0, transparent 34%),
    #12001f;
}

main {
  width: min(760px, calc(100% - 32px));
  margin: 0 auto;
  padding: 52px 0 72px;
}

.brand {
  margin-bottom: 28px;
  color: #fff1d2;
  font-size: clamp(30px, 7vw, 48px);
  font-weight: 900;
  letter-spacing: -2px;
  line-height: .9;
}

.brand span {
  display: block;
  color: #b255ff;
}

.panel {
  padding: clamp(22px, 5vw, 38px);
  border: 1px solid #75419b;
  border-radius: 24px;
  background: rgba(36, 10, 57, .9);
  box-shadow: 0 24px 70px rgba(0, 0, 0, .3);
}

h1, h2 {
  color: #f4d8ff;
}

h1 {
  margin-top: 0;
  font-size: clamp(26px, 6vw, 38px);
}

h2 {
  margin-top: 30px;
  font-size: 19px;
}

p, li {
  color: #dbcbe4;
  font-size: 16px;
  line-height: 1.65;
}

a {
  color: #c575ff;
}

.notice {
  margin: 24px 0;
  padding: 16px 18px;
  border-left: 4px solid #a94cff;
  border-radius: 8px;
  background: #35124f;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

nav a {
  padding: 10px 14px;
  border: 1px solid #734595;
  border-radius: 12px;
  text-decoration: none;
}

footer {
  margin-top: 24px;
  color: #9e89aa;
  font-size: 13px;
}