* {
  box-sizing: border-box;
}

:root {
  color-scheme: light;
  font-family: Arial, sans-serif;
  color: #26213b;
}

body {
  margin: 0;
  min-height: 100vh;
  padding: 36px 24px;
  background: radial-gradient(ellipse at 85% 35%, #e5f5ff 0, transparent 50%), linear-gradient(135deg, #fff, #f5f0ff);
}

.container {
  width: 100%;
  max-width: 1180px;
  margin-inline: auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding-bottom: 24px;
  border-bottom: 1px solid #ded7ed;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: #26213b;
  font-size: 24px;
  font-weight: bold;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  flex-shrink: 0;
  border-radius: 14px;
  color: #fff;
  font-size: 28px;
  font-weight: 900;
  text-shadow: 0 0 10px #ffffffcc;
  background: radial-gradient(circle at 20% 25%, #fff 0 1px, transparent 2px), radial-gradient(circle at 78% 30%, #fff 0 1px, transparent 2px), radial-gradient(circle at 70% 80%, #fff 0 1px, transparent 2px), radial-gradient(ellipse at 25% 80%, #38bdf8cc, transparent 65%), linear-gradient(135deg, #111332, #713bc0, #c45ba9, #111332);
  border: 1px solid #c4a7ff80;
  box-shadow: inset 0 0 12px #c4a7ff4d, 0 5px 22px #8b5cf62b;
}

.brand-description {
  color: #625b75;
  font-size: 14px;
}


h1 {
  margin: 20px 0;
  color: #56328f;
  font-size: clamp(36px, 4.4vw, 58px);
  line-height: 1.08;
  letter-spacing: -1.7px;
}

p {
  color: #625b75;
  line-height: 1.65;
}

:focus-visible {
  outline: 3px solid #6840ad;
  outline-offset: 5px;
}

/* Account entry points */
.header-right, .account-nav { display: flex; align-items: center; flex-wrap: wrap; gap: 20px; }
.account-nav { gap: 12px; }
.nav-login { color: #6840ad; text-decoration: none; font-size: 14px; padding: 10px 6px; }
.nav-signup { padding: 11px 18px; min-height: 42px; border-radius: 999px; background: #6840ad; color: #fff; text-decoration: none; font-size: 14px; font-weight: bold; }
.nav-signup:hover { background: #54318f; }
.member-greeting { color: #625b75; font-size: 14px; max-width: 170px; overflow-wrap: anywhere; }
@media (max-width: 600px) { .header-right { gap: 12px; } .header-right > .brand-description { display: none; } }