:root {
  --bg: #121313;
  --panel: #1c1d1d;
  --ink: #fff6e7;
  --muted: rgba(255, 246, 231, 0.66);
  --line: rgba(255, 246, 231, 0.14);
  --gold: #e4bd69;
  --jade: #63e0ab;
  --red: #e95942;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 20% 10%, rgba(228, 189, 105, 0.12), transparent 28%),
    radial-gradient(circle at 80% 0%, rgba(99, 224, 171, 0.08), transparent 30%),
    var(--bg);
  color: var(--ink);
  font-family:
    Inter,
    Pretendard,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  letter-spacing: 0;
}

button,
a {
  font: inherit;
}

.board-shell {
  width: min(1080px, 100%);
  margin: 0 auto;
  padding: 28px 18px 56px;
}

.board-hero {
  display: grid;
  gap: 14px;
  padding: 26px;
  border: 1px solid rgba(228, 189, 105, 0.22);
  border-radius: 8px;
  background: linear-gradient(135deg, rgba(255, 246, 231, 0.08), rgba(99, 224, 171, 0.05));
}

.board-hero a {
  width: fit-content;
  color: var(--jade);
  text-decoration: none;
  font-weight: 900;
}

.board-hero p,
.section-title p {
  margin: 0;
  color: var(--gold);
  font-size: 12px;
  font-weight: 950;
  text-transform: uppercase;
}

.board-hero h1 {
  max-width: 780px;
  margin: 0;
  font-size: clamp(30px, 5vw, 56px);
  line-height: 1.04;
}

.board-actions,
.metric-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.board-actions button {
  min-height: 46px;
  border: 1px solid rgba(255, 246, 231, 0.18);
  border-radius: 8px;
  background: rgba(255, 246, 231, 0.08);
  color: var(--ink);
  font-weight: 950;
  cursor: pointer;
}

.metric-grid {
  margin-top: 16px;
}

.metric-grid article {
  display: grid;
  gap: 8px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 246, 231, 0.06);
}

.metric-grid span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 850;
}

.metric-grid strong {
  font-size: 34px;
}

.review-guide,
.review-table-card {
  margin-top: 16px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(28, 29, 29, 0.86);
}

.review-guide h2,
.section-title h2 {
  margin: 0 0 12px;
}

.review-guide ul {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.7;
}

.empty-state {
  display: grid;
  gap: 8px;
  padding: 26px;
  border: 1px dashed rgba(228, 189, 105, 0.34);
  border-radius: 8px;
  color: var(--muted);
  text-align: center;
}

.empty-state strong {
  color: var(--ink);
}

.review-table {
  display: grid;
  gap: 10px;
}

.review-row {
  display: grid;
  gap: 12px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 246, 231, 0.05);
}

.review-row header {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  justify-content: space-between;
}

.review-row code {
  padding: 5px 7px;
  border-radius: 6px;
  background: rgba(99, 224, 171, 0.12);
  color: var(--jade);
}

.review-row blockquote {
  margin: 0;
  padding-left: 12px;
  border-left: 3px solid var(--gold);
  color: var(--ink);
  font-size: 17px;
  line-height: 1.55;
}

.review-row dl {
  display: grid;
  gap: 8px;
  margin: 0;
}

.review-row div {
  display: grid;
  gap: 4px;
}

.review-row dt {
  color: var(--gold);
  font-size: 12px;
  font-weight: 950;
}

.review-row dd {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

@media (min-width: 760px) {
  .metric-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .review-row dl {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 520px) {
  .board-actions {
    grid-template-columns: 1fr;
  }

  .board-hero,
  .review-guide,
  .review-table-card {
    padding: 18px;
  }
}