* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg-1: #0F2027;
  --bg-2: #16213E;
  --card: rgba(255, 255, 255, 0.06);
  --stroke: rgba(255, 255, 255, 0.10);
  --text: rgba(255, 255, 255, 0.86);
  --muted: rgba(255, 255, 255, 0.55);
  --faint: rgba(255, 255, 255, 0.38);
  --accent: #42A5F5;
  --accent-2: #B388FF;
  --warn: #F5A623;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: linear-gradient(160deg, var(--bg-1), #1A1A2E 45%, var(--bg-2));
  background-attachment: fixed;
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

.header {
  padding: 64px 20px 36px;
  text-align: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.badge {
  width: 60px;
  height: 60px;
  margin: 0 auto 18px;
  border-radius: 17px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  font-weight: 700;
  color: #fff;
}

.header h1 { font-size: 2em; color: #fff; margin-bottom: 8px; letter-spacing: -0.02em; }
.header p { color: var(--faint); font-size: 0.95em; }

.container { max-width: 820px; margin: 0 auto; padding: 36px 22px 64px; }

nav {
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 30px;
}

nav a {
  font-size: 0.85em;
  font-weight: 600;
  color: var(--muted);
  padding: 8px 15px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--stroke);
  text-decoration: none;
}

nav a:hover, nav a.active { color: #fff; border-color: rgba(255, 255, 255, 0.28); }

.section {
  background: var(--card);
  border: 1px solid var(--stroke);
  border-radius: 14px;
  padding: 24px 26px;
  margin-bottom: 14px;
}

.section h2 {
  color: #fff;
  font-size: 1.08em;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.section h3 {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.95em;
  margin: 18px 0 8px;
}

.section p, .section li { color: var(--muted); margin-bottom: 10px; font-size: 0.95em; }
.section ul, .section ol { padding-left: 22px; }
.section li { margin-bottom: 7px; }
.section p:last-child, .section li:last-child { margin-bottom: 0; }

.section strong { color: rgba(255, 255, 255, 0.92); font-weight: 600; }

.note {
  border-left: 3px solid var(--warn);
  background: rgba(245, 166, 35, 0.08);
  padding: 14px 16px;
  border-radius: 0 10px 10px 0;
  margin: 14px 0;
}

.note p { color: rgba(255, 255, 255, 0.75); margin: 0; font-size: 0.92em; }

.updated {
  display: inline-block;
  font-size: 0.78em;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--faint);
  border: 1px solid var(--stroke);
  border-radius: 999px;
  padding: 5px 12px;
  margin-bottom: 22px;
}

table { width: 100%; border-collapse: collapse; margin: 10px 0; font-size: 0.9em; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid rgba(255, 255, 255, 0.07); }
th { color: rgba(255, 255, 255, 0.8); font-weight: 600; }
td { color: var(--muted); }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.footer {
  text-align: center;
  padding: 28px 20px 40px;
  color: var(--faint);
  font-size: 0.85em;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer a { color: var(--muted); margin: 0 8px; }

@media (max-width: 600px) {
  .header { padding: 44px 18px 28px; }
  .header h1 { font-size: 1.6em; }
  .section { padding: 20px; }
  table { font-size: 0.84em; }
  th, td { padding: 7px 6px; }
}