:root {
  --bg: #04060c;
  --card: #0c1018;
  --cyan: #00e5ff;
  --text: #e6e9f2;
  --muted: #8b93a7;
  --gold: #fbbf24;
  --border: rgba(255, 255, 255, 0.08);
  --kick: #53fc18;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: Inter, system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

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

.wrap { max-width: 860px; margin: 0 auto; padding: 0 20px; }

.top {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(16px);
  background: rgba(4, 6, 12, 0.88);
  border-bottom: 1px solid var(--border);
}
.top-inner {
  max-width: 860px;
  margin: 0 auto;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  font-weight: 700;
  letter-spacing: -0.02em;
  text-decoration: none;
}
.brand img { width: 36px; height: 36px; border-radius: 50%; }
.nav { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
.nav a { color: var(--muted); font-size: 13px; font-weight: 600; text-decoration: none; }
.nav a:hover { color: #fff; }
.nav a.active { color: var(--cyan); }

.hero {
  padding: 48px 0 24px;
}
.kicker {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
  margin: 0 0 12px;
}
h1 {
  font-family: Rajdhani, Inter, sans-serif;
  font-size: clamp(2rem, 5vw, 3.1rem);
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin: 0 0 16px;
  color: #fff;
}
.lede { font-size: 1.05rem; color: var(--muted); max-width: 640px; }

.actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 12px;
  font-weight: 700;
  font-size: 14px;
  text-decoration: none;
}
.btn-primary { background: var(--cyan); color: #080a14; }
.btn-primary:hover { filter: brightness(1.08); text-decoration: none; }
.btn-ghost {
  border: 1px solid var(--border);
  color: var(--text);
  background: transparent;
}
.btn-ghost:hover { border-color: rgba(0, 229, 255, 0.4); text-decoration: none; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  margin: 28px 0;
}
.stat, .card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 18px;
}
.stat b, .card h2, article h2 {
  display: block;
  font-family: Rajdhani, Inter, sans-serif;
  font-size: 1.35rem;
  color: #fff;
  margin: 0 0 8px;
}
.stat span, .card p { color: var(--muted); font-size: 14px; }

article { padding: 8px 0 48px; }
article h2 { margin-top: 28px; }
article ul { padding-left: 1.2em; color: var(--muted); }
article li { margin: 8px 0; }
article strong { color: #fff; }

.notice {
  margin: 24px 0;
  padding: 14px 16px;
  border-radius: 12px;
  border: 1px solid rgba(96, 165, 250, 0.25);
  background: rgba(59, 130, 246, 0.08);
  color: var(--muted);
  font-size: 14px;
}
.notice strong { color: #93c5fd; }

.foot {
  border-top: 1px solid var(--border);
  padding: 28px 0 40px;
  color: var(--muted);
  font-size: 12px;
}
.foot-links { display: flex; flex-wrap: wrap; gap: 10px 14px; margin-bottom: 12px; }
.foot a { color: var(--muted); }
.foot a:hover { color: #fff; }
.age { color: var(--gold); font-weight: 800; letter-spacing: 0.08em; }

code, .code {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  color: var(--cyan);
  background: rgba(0, 229, 255, 0.08);
  border: 1px solid rgba(0, 229, 255, 0.18);
  border-radius: 8px;
  padding: 1px 8px;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.faq details {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 14px 16px;
  margin: 10px 0;
}
.faq summary {
  cursor: pointer;
  font-weight: 700;
  color: #fff;
}
.faq details p { color: var(--muted); margin: 10px 0 0; }

@media (max-width: 640px) {
  .top-inner { flex-direction: column; align-items: flex-start; }
}

.board-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; margin: 16px 0 8px; }
.board {
  width: 100%;
  min-width: 420px;
  border-collapse: collapse;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  font-size: 14px;
}
.board th, .board td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
.board th {
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 700;
}
.board tr:last-child td { border-bottom: 0; }
.board .handle {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  color: var(--cyan);
  font-weight: 600;
}
.board .xp { font-variant-numeric: tabular-nums; color: var(--text); }
.board .prize { color: var(--gold); font-weight: 700; font-variant-numeric: tabular-nums; }
.muted { color: var(--muted); font-size: 14px; }
.ladder { color: var(--muted); padding-left: 1.2em; }
.ladder li { margin: 6px 0; }
article ol { padding-left: 1.2em; color: var(--muted); }
article ol li { margin: 8px 0; }