:root {
  color-scheme: dark;
  --bg: #1c2154;
  --card: rgba(255, 255, 255, 0.08);
  --text: #ffffff;
  --muted: #cbd7ff;
  --accent: #ffc93c;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 50% 0%, rgba(255, 201, 60, 0.18), transparent 55%),
    linear-gradient(170deg, #5e70d6 0%, #3a47a8 45%, var(--bg) 100%) fixed;
  color: var(--text);
  font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

main { max-width: 720px; margin: 0 auto; padding: 40px 16px 64px; }

header { display: flex; align-items: center; gap: 16px; margin-bottom: 24px; }
header img { border-radius: 14px; box-shadow: 0 6px 20px rgba(18, 22, 61, 0.5); }
h1 { margin: 0; font-size: 30px; font-weight: 900; letter-spacing: 2px; }
h2 { margin-top: 0; font-size: 20px; }
.muted { margin: 0; color: var(--muted); font-size: 14px; }

nav { margin-bottom: 16px; color: var(--muted); }

section {
  background: var(--card);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 18px;
  padding: 20px;
  margin-bottom: 16px;
}

a { color: var(--accent); }
ul { padding-left: 20px; }

.button {
  display: inline-block;
  padding: 10px 18px;
  border-radius: 999px;
  background: linear-gradient(#ffd75c, #e59a12);
  color: #1b1f4b;
  font-weight: 800;
  text-decoration: none;
  overflow-wrap: anywhere;
}

footer { text-align: center; color: var(--muted); }