/* ベース */
:root {
  --bg: #0b0f14;
  --card: #121923;
  --muted: #9bb1c7;
  --text: #eaf2fb;
  --accent: #4bb3fd;
  --ok: #6ee7a8;
  --warn: #ffd166;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: linear-gradient(180deg, #0b0f14 0%, #0e131a 100%);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans JP", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  line-height: 1.6;
}

/* ヘッダ */
.page-header {
  padding: 16px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  background: rgba(11,15,20,0.8);
  backdrop-filter: blur(8px);
  z-index: 100;
  max-width: 600px;
  margin: 0 auto;
}
.page-header h1 {
  margin: 0 0 6px;
  font-size: 20px;
  letter-spacing: .02em;
}
.page-header .meta {
  display: flex;
  gap: 16px;
  align-items: center;
  color: var(--muted);
  font-size: 12px;
  margin: 0 auto;
}

/* コンテンツ */
.ranking-root {
  padding: 16px;
  max-width: 600px;
  margin: 0 auto;
}
.loading { color: var(--muted); padding: 12px; }
.error { color: #ff7b7b; padding: 12px; background: #2b1212; border: 1px solid #5c2626; border-radius: 8px; }
.empty { color: var(--muted); padding: 12px; }

/* グループ（親セクション） */
.group-section {
  --groupColor: #4bb3fd; /* JSで上書き */
  background: var(--card);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 14px;
  padding: 12px;
  margin: 14px 0;
  box-shadow: 0 6px 18px rgba(0,0,0,0.25);
}
.group-title-row {
  display: flex;
  align-items: baseline;
  justify-content: flex-start;
  gap: 12px;
  margin: 0 0 10px;
}
.group-rank {
  font-size: 30px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: .03em;
}
.group-sum {
  margin-left: 0;
  font-size: 30px;
  font-weight: 700;
  color: var(--warn);
  opacity: 0.9;
  text-align: left;
}

/* チーム（子セクション） */
.teams-wrap {
  display: block;
  gap: 10px;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
}
.team-section {
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 12px;
  padding: 10px;
  margin-bottom: 10px;
}
.team-header {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px 12px;
  align-items: baseline;
  margin-bottom: 8px;
}
.team-id {
  color: var(--muted);
  font-size: 12px;
  padding: 2px 8px;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 999px;
}
.team-members {
  font-weight: 600;
  font-size: 14px;
  word-break: break-word;
}

/* 匹ボックス：サムネ + 長寸 */
.fish-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}
.fish-item {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 10px;
  padding: 8px;
  text-align: center;
}


.thumb-wrap {
  width: 100%;
  aspect-ratio: 1 / 1;
  background: #0f141b;
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: 6px;
  display: grid;
  place-items: center;
}
.thumb-wrap.empty::after {
  content: "—";
  color: var(--muted);
}
.thumb {
  object-fit: contain;         /* 余白OKで全体表示 */
  object-position: center;     /* 中央配置 */
  width: 100%;
  height: 100%;
  display: block;
}
.fish-length {
  font-size: 18px;
  font-weight: 800;
  color: var(--ok);
  letter-spacing: .2px;
}

/* 注意書き */
.notice {
  color: var(--muted);
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 10px;
  padding: 8px 10px;
  margin: 8px 0 12px;
  font-size: 12px;
}

/* ルアー表示 */
.fish-lure {
  margin-top: 4px;
  font-size: 12px;
  color: var(--muted);
  word-break: break-word;
}

/* フッタ */
.page-footer {
  padding: 16px;
  color: var(--muted);
  text-align: center;
  border-top: 1px solid rgba(255,255,255,0.06);
  margin-top: 16px;
}