/* ==================================================================
   淘汰赛对阵表
   ================================================================== */

.bc-hero {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  padding: 16px 20px;
  border-radius: var(--radius);
  background: linear-gradient(120deg, #0e3468 0%, #17498f 45%, #1a68c9 100%);
  color: #fff;
  box-shadow: 0 22px 44px -30px rgba(11, 43, 92, 0.9);
}

.bc-hero[hidden] { display: none; }

.bc-champ {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: none;
}

.bc-champ-tag {
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 2px;
  padding: 4px 9px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.24);
}

.bc-champ-name {
  font-size: clamp(20px, 2.6vw, 30px);
  font-weight: 800;
  letter-spacing: 0.5px;
}

.bc-champ-name.tbd {
  font-size: clamp(17px, 2vw, 22px);
  color: rgba(255, 255, 255, 0.62);
  font-weight: 700;
}

.bc-hero-meta {
  margin-left: auto;
  font-size: 12px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.78);
  text-align: right;
}

.bc-hero-meta b { color: #fff; font-size: 13px; }

/* ---------------- 管理模式工具条 ---------------- */
.bc-manage {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  padding: 10px 14px;
  border-radius: 14px;
  background: #fffaef;
  border: 1px solid #f2e1bd;
  font-size: 12px;
  color: #8a6a2a;
}

.bc-manage[hidden] { display: none; }
.bcm-tip { font-weight: 700; margin-right: auto; }

/* ---------------- 轮次标签 ---------------- */
.bc-tabs-wrap { overflow: hidden; }
.bc-tabs-wrap[hidden] { display: none; }

.bc-tabs {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 2px 2px 6px;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.bc-tab {
  appearance: none;
  flex: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1px;
  font: inherit;
  font-size: 13px;
  font-weight: 700;
  color: var(--blue-700);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 8px 16px;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.16s, border-color 0.16s, color 0.16s;
}

.bc-tab small {
  font-size: 10px;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: 0.5px;
}

.bc-tab:hover { border-color: var(--blue-300); }

.bc-tab.on {
  background: var(--blue-600);
  border-color: var(--blue-600);
  color: #fff;
}

.bc-tab.on small { color: rgba(255, 255, 255, 0.82); }

/* ---------------- 对阵卡片 ---------------- */
.bc-panel { display: block; }

.bc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(292px, 1fr));
  gap: 12px;
  align-items: start;
}

/* 季军赛在前（窄）、决赛压轴（宽） */
.bc-finals {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 12px;
  align-items: start;
}

.bc-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 11px 13px 9px;
  border-radius: 18px;
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: 0 14px 30px -28px rgba(12, 44, 92, 0.75);
}

.bc-card.done { background: linear-gradient(180deg, #fff 0%, #f7fbff 100%); }

.bc-card.big { padding: 16px 18px 13px; }
.bc-card.big .bc-team { font-size: 16px; padding: 11px 11px; }
.bc-card.big .bc-head { font-size: 12px; }

.bc-head {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 11px;
  color: var(--muted);
}

.bc-head .bc-title {
  font-weight: 800;
  color: var(--blue-700);
  letter-spacing: 0.4px;
}

.bc-badge {
  margin-left: auto;
  flex: none;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 999px;
  background: #eef4ff;
  color: var(--blue-700);
}

.bc-badge.done { background: #e9f7ee; color: #1a7f43; }
.bc-badge.tbd { background: #f2f5f9; color: #8b9bb1; }

.bc-team {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 11px;
  background: #f9fbff;
  border: 1px solid transparent;
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
  transition: background 0.16s, border-color 0.16s;
}

.bc-team .dot {
  flex: none;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #c9d7e8;
}

.bc-team .nm {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.bc-team .sc {
  flex: none;
  font-variant-numeric: tabular-nums;
  font-weight: 800;
  color: var(--muted);
}

.bc-team.win {
  background: linear-gradient(90deg, #e8f3ff, #f8fcff);
  border-color: #cfe2fa;
  color: var(--blue-800);
}

.bc-team.win .dot { background: var(--blue-600); }
.bc-team.win .sc { color: var(--blue-700); }

.bc-team.tbd { background: #fbfcfe; }
.bc-team.tbd .nm { color: #a9b7c9; font-weight: 600; }

.bc-foot {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: 1px;
}

.bc-foot .nx {
  flex: 1;
  min-width: 96px;
  font-size: 11px;
  color: var(--muted);
  line-height: 1.4;
}

.bc-mini {
  appearance: none;
  flex: none;
  font: inherit;
  font-size: 11px;
  font-weight: 700;
  color: var(--blue-700);
  background: #fff;
  border: 1px solid #d7e6fa;
  border-radius: 9px;
  padding: 6px 10px;
  cursor: pointer;
  transition: background 0.16s, border-color 0.16s, transform 0.12s;
}

.bc-mini:hover { background: #f1f7ff; border-color: var(--blue-300); }
.bc-mini:active { transform: scale(0.97); }
.bc-mini:disabled { opacity: 0.4; cursor: not-allowed; }
.bc-mini.pri { background: var(--blue-600); border-color: var(--blue-600); color: #fff; }
.bc-mini.pri:hover { background: var(--blue-700); }
.bc-mini.danger { color: var(--red-600); border-color: #f2cccc; }
.bc-mini.danger:hover { background: #fff4f4; }

/* ---------------- 空状态 ---------------- */
.bc-blank {
  background: #fff;
  border: 1px dashed #c7dcf6;
  border-radius: var(--radius);
  padding: 40px 24px;
  text-align: center;
  box-shadow: var(--shadow);
}

.bc-blank[hidden] { display: none; }

.bc-blank-ico { font-size: 40px; line-height: 1; }

.bc-blank h2 {
  margin: 12px 0 6px;
  font-size: 19px;
  color: var(--blue-900);
}

.bc-blank p {
  margin: 0 auto 18px;
  max-width: 560px;
  font-size: 13px;
  line-height: 1.85;
  color: var(--ink-2);
}

/* ---------------- 树状图 ---------------- */
.bc-panel[hidden] { display: none; }
.bc-tree-wrap[hidden] { display: none; }

.bc-tree-scroll {
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  padding: 4px 8px 8px;
  border-radius: 18px;
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.bc-tree {
  position: relative;
  margin: 0 auto;
}

.bc-tree-lines {
  position: absolute;
  left: 0;
  top: 0;
  pointer-events: none;
}

.bc-thead {
  position: absolute;
  top: 13px;
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.5px;
  color: var(--blue-700);
  white-space: nowrap;
}

.bc-thead small {
  font-size: 10px;
  font-weight: 600;
  color: var(--muted);
}

.bc-thead::after {
  content: "";
  flex: 1;
  height: 1px;
  min-width: 10px;
  background: linear-gradient(90deg, #dce9f8, rgba(220, 233, 248, 0));
}

.bc-tnode {
  position: absolute;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 2px;
  padding: 3px 8px;
  border-radius: 11px;
  background: #fff;
  border: 1px solid #dbe7f6;
  cursor: pointer;
  overflow: hidden;
  transition: border-color 0.16s, box-shadow 0.16s, transform 0.12s;
}

.bc-tnode:hover {
  border-color: var(--blue-300);
  box-shadow: 0 12px 22px -18px rgba(20, 80, 154, 0.9);
  transform: translateY(-1px);
}

.bc-tnode.done { background: linear-gradient(180deg, #fff, #f7fbff); }
.bc-tnode.live { border-color: #34c46b; box-shadow: 0 0 0 2px rgba(52, 196, 107, 0.18); }

.tn-row {
  display: flex;
  align-items: center;
  gap: 6px;
  min-height: 22px;
  font-size: 12px;
  font-weight: 700;
  color: var(--ink);
}

.tn-row::before {
  content: "";
  flex: none;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #c9d7e8;
}

.tn-row.a::before { background: var(--red-500); }
.tn-row.b::before { background: var(--blue-600); }

.tn-row .nm {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.tn-row .sc {
  flex: none;
  font-size: 11px;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  color: var(--muted);
}

.tn-row.win { color: var(--blue-800); }
.tn-row.win .sc { color: var(--blue-700); }
.tn-row.tbd .nm { color: #a9b7c9; font-weight: 600; }

.tn-detail {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin: 4px 0 8px;
}

.tn-drow {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border-radius: 11px;
  background: #f8fbff;
  border: 1px solid var(--line);
  font-size: 15px;
  font-weight: 700;
}

.tn-drow::before {
  content: "";
  flex: none;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #c9d7e8;
}

.tn-drow.a::before { background: var(--red-500); }
.tn-drow.b::before { background: var(--blue-600); }

.tn-drow .nm { flex: 1; min-width: 0; overflow-wrap: anywhere; }
.tn-drow .sc { flex: none; font-weight: 800; color: var(--muted); }

/* ---------------- 弹窗内元素 ---------------- */
.bc-textarea {
  width: 100%;
  font-family: inherit;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink);
  background: #f8fbff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 11px 12px;
  resize: vertical;
  min-height: 170px;
}

.bc-textarea:focus {
  outline: none;
  border-color: var(--blue-500);
  background: #fff;
}

.bc-count {
  font-size: 12px;
  font-weight: 700;
  color: var(--blue-700);
  margin: 2px 0 4px;
}

@media (max-width: 760px) {
  .bc-finals { grid-template-columns: 1fr; }
  .bc-grid { grid-template-columns: 1fr; }
  .bc-hero { padding: 14px 16px; gap: 10px; }
  .bc-hero-meta { margin-left: 0; text-align: left; width: 100%; }
  .bc-champ-name { font-size: 22px; }
}