/* ==========================================================================
   rounds.css — #rounds
   予選会一覧 — カード（LP遷移 + PDFダウンロード）
   ========================================================================== */

.opg-rounds {
  background: linear-gradient(180deg, var(--opg-paper) 0%, var(--opg-paper-2) 100%);
}

.opg-rounds__cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
@media (max-width: 720px) {
  .opg-rounds__cards { grid-template-columns: 1fr; }
}

.opg-round-card {
  position: relative;
  background: #fff;
  border: 1px solid var(--opg-border);
  border-radius: var(--opg-radius-lg);
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
  display: flex;
  flex-direction: column;
}
.opg-round-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--opg-shadow-2);
  border-color: var(--opg-border-strong);
}

.opg-round-card__main {
  display: grid;
  grid-template-columns: 72px 1fr auto;
  align-items: center;
  gap: 16px;
  padding: 20px 22px;
  color: inherit;
  text-decoration: none;
}

.opg-round-card__disc {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: #fff;
  font-weight: 900;
  font-size: var(--opg-text-sm);
  line-height: 1.1;
  letter-spacing: -0.01em;
  text-align: center;
  position: relative;
  box-shadow: 0 12px 28px -12px rgba(0,0,0,0.35);
  overflow: hidden;
  transition: transform 0.3s ease;
}
.opg-round-card__disc::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 25%, rgba(255,255,255,0.45), transparent 55%);
}
.opg-round-card:hover .opg-round-card__disc {
  transform: scale(1.05);
}
.opg-round-card--tbd .opg-round-card__disc {
  filter: saturate(0.6);
  opacity: 0.85;
}

.opg-round-card__body { min-width: 0; }
.opg-round-card__name {
  font-size: var(--opg-text-md);
  font-weight: 900;
  letter-spacing: -0.01em;
}
.opg-round-card__meta {
  margin-top: 4px;
  font-family: var(--opg-font-en);
  font-size: var(--opg-text-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--opg-ink-mute);
}
.opg-round-card__meta--tbd {
  color: oklch(60% 0.16 30);
  font-weight: 700;
}

.opg-round-card__arrow {
  font-family: var(--opg-font-en);
  font-size: 22px;
  color: var(--opg-ink-mute);
  transition: transform 0.25s ease, color 0.25s ease;
}
.opg-round-card:hover .opg-round-card__arrow {
  color: var(--opg-ink);
  transform: translateX(4px);
}

.opg-round-card__pdf {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 18px;
  margin: 0 18px 18px;
  border-radius: var(--opg-radius-pill);
  background: var(--opg-paper-2);
  border: 1px solid var(--opg-border);
  font-size: var(--opg-text-xs);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--opg-ink);
  text-decoration: none;
  transition: background 0.2s ease, color 0.2s ease;
}
.opg-round-card__pdf:hover {
  background: var(--opg-ink);
  color: #fff;
}
.opg-round-card__pdf--pending {
  background: var(--opg-paper-2);
  color: var(--opg-ink-mute);
  cursor: not-allowed;
  pointer-events: none;
  opacity: 0.7;
}
.opg-round-card__pdf--pending::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.5;
}