:root {
  --bg: #0c0c0e;
  --panel: #15151a;
  --fg: #e8e6e3;
  --muted: #9a978f;
  --accent: #7fc0ac;
  --border: #2a2a30;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: radial-gradient(circle at 20% 10%, #1a2030, var(--bg) 40%);
  color: var(--fg);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

.page {
  width: min(1080px, 100%);
  margin: 0 auto;
  padding: 2rem 1rem 3rem;
}

.hero {
  margin-bottom: 1.25rem;
}

.eyebrow {
  margin: 0 0 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--accent);
  font-size: 0.75rem;
}

h1 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.8rem, 5vw, 2.6rem);
  font-weight: 400;
}

.lede {
  color: var(--muted);
  margin: 0.8rem 0 0;
  max-width: 68ch;
}

.actions {
  margin: 1rem 0 0;
  display: flex;
  gap: 0.75rem;
  align-items: center;
}

.link,
button {
  border: 1px solid var(--border);
  background: #171a20;
  color: var(--fg);
  padding: 0.45rem 0.8rem;
  border-radius: 8px;
  text-decoration: none;
  font-size: 0.95rem;
}

button {
  cursor: pointer;
}

.status {
  color: var(--muted);
  min-height: 1.5rem;
}

.card {
  border: 1px solid var(--border);
  background: linear-gradient(180deg, #17171d, var(--panel));
  border-radius: 12px;
  padding: 1rem;
  margin-top: 1rem;
}

.grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

h2 {
  margin: 0 0 0.7rem;
  font-size: 1rem;
  color: #ddd6ca;
  letter-spacing: 0.02em;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

th,
td {
  text-align: left;
  padding: 0.42rem 0.45rem;
  border-bottom: 1px solid #2a2a32;
  vertical-align: top;
}

th {
  color: #d8cfbf;
  font-weight: 600;
}

.muted {
  color: var(--muted);
}

.elo-list {
  margin: 0.8rem 0 1rem;
  padding-left: 1.2rem;
  color: #ddd6ca;
}

.elo-list li {
  margin: 0.35rem 0;
}

.equations {
  border: 1px solid #2f3039;
  background: #13151b;
  border-radius: 10px;
  padding: 0.8rem 0.9rem;
}

.equations p {
  margin: 0.45rem 0;
}

.eq {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  color: #ece7df;
  font-size: 0.9rem;
  line-height: 1.45;
  overflow-x: auto;
}