/* 全局 UI 规范（§14.16）：主色 #FF4655，背景 #0F1923 / 卡片 #1B2733，圆角 8/6px，间距 8 的倍数 */
:root {
  --red: #FF4655;
  --bg: #0F1923;
  --card: #1B2733;
  --card2: #22303e;
  --text: #FFFFFF;
  --text2: #8B97A3;
  --text3: #4A5561;
  --good: #3ddc84;
  --bad: #ff6b6b;
  --gold: #ffd166;
  --radius-card: 8px;
  --radius-btn: 6px;
}

* { box-sizing: border-box; }
html { color-scheme: dark; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font-family: "Microsoft YaHei", "PingFang SC", system-ui, sans-serif;
  line-height: 1.6;
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; animation: none !important; } }

.container { max-width: 1120px; margin: 0 auto; padding: 16px; }

h1 { font-size: 24px; margin: 24px 0 16px; }
h1 .sub, h2 .sub { font-size: 13px; font-weight: 400; color: var(--text2); margin-left: 8px; }
h2 { font-size: 17px; margin: 0 0 16px; }
h3 { font-size: 15px; margin: 0 0 12px; }
h4 { font-size: 13px; color: var(--text2); margin: 8px 0; font-weight: 600; }

a { color: var(--text); }
.accent { color: var(--red); }
.sub { color: var(--text2); font-size: 13px; }
.hint { color: var(--text2); font-size: 12px; }
.empty { color: var(--text2); text-align: center; padding: 24px; }
.link { color: var(--red); font-size: 13px; text-decoration: none; }
.good { color: var(--good); }
.bad { color: var(--bad); }
.disclaimer { color: var(--text3); font-size: 12px; text-align: center; margin: 16px 0; }

/* ---- 导航 ---- */
.nav {
  display: flex; align-items: center; gap: 24px; flex-wrap: wrap;
  padding: 12px 24px; background: var(--card); position: sticky; top: 0; z-index: 50;
  border-bottom: 1px solid #2a3a49;
}
.brand { font-weight: 800; font-size: 18px; text-decoration: none; letter-spacing: 1px; }
.brand span { color: var(--red); font-size: 12px; margin-left: 4px; }
.nav-links { display: flex; gap: 16px; flex: 1; }
.nav-links a { color: var(--text2); text-decoration: none; font-size: 14px; padding: 8px; min-height: 40px; display: flex; align-items: center; }
.nav-links a:hover { color: var(--text); }
.nav-user { display: flex; align-items: center; gap: 8px; }
.user-chip { color: var(--text2); font-size: 13px; }

/* ---- 按钮 / 表单 ---- */
.btn {
  border: none; border-radius: var(--radius-btn); cursor: pointer;
  padding: 10px 20px; font-size: 14px; font-weight: 600; min-height: 40px;
  background: var(--card2); color: var(--text);
  transition: transform 0.15s ease-out, filter 0.15s ease-out;
}
.btn:hover { filter: brightness(1.15); }
.btn:active { transform: scale(0.97); }
.btn.primary { background: var(--red); color: #fff; }
.btn.ghost { background: transparent; border: 1px solid #3a4a59; color: var(--text2); }
.btn.danger { background: #7a1f26; }
.btn:disabled { background: var(--text3); color: #0d1420; cursor: not-allowed; }

label { display: block; margin: 12px 0; font-size: 13px; color: var(--text2); }
input, select {
  display: block; width: 100%; margin-top: 4px;
  background: var(--bg); color: var(--text);
  border: 1px solid #3a4a59; border-radius: var(--radius-btn);
  padding: 10px 12px; font-size: 14px;
}
input:focus, select:focus { outline: 2px solid var(--red); }
fieldset { border: none; padding: 0; margin: 0 0 16px; }
legend { color: var(--text2); font-size: 13px; margin-bottom: 8px; }
.form-foot { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; margin-top: 16px; }

/* ---- 卡片 ---- */
.card {
  background: var(--card); border-radius: var(--radius-card);
  padding: 24px; margin-bottom: 24px;
}

/* ---- 登录 ---- */
.auth-wrap { max-width: 420px; margin: 48px auto; }
.auth-wrap h1 { font-size: 20px; margin: 0 0 8px; }
.tabs { display: flex; gap: 8px; margin: 16px 0; }
.tab {
  flex: 1; padding: 10px; background: var(--card2); border: none; color: var(--text2);
  border-radius: var(--radius-btn); cursor: pointer; font-size: 14px;
}
.tab.active { background: var(--red); color: #fff; font-weight: 700; }

/* ---- 首页 ---- */
.hero { background: linear-gradient(135deg, var(--card) 55%, #2a1a1e); }
.hero h1 { margin: 0; font-size: 30px; letter-spacing: 1px; }
.countdown { font-size: 18px; color: var(--gold); margin: 8px 0 0; }
.home-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 24px; }

/* ---- 表格 ---- */
.tbl { width: 100%; border-collapse: collapse; font-size: 14px; }
.tbl th, .tbl td { padding: 10px 8px; text-align: left; border-bottom: 1px solid #2a3a49; }
.tbl th { color: var(--text2); font-size: 12px; font-weight: 600; }
.tbl tr.top1 td { background: rgba(255, 209, 102, 0.08); }
.tbl tr.sum td { border-top: 2px solid #3a4a59; font-weight: 700; }

/* ---- 赛程 / 对阵框（§14.10.4 状态契约） ---- */
.groups-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.group-card h2 { color: var(--red); }
.br-round { margin-bottom: 8px; }
.line-legend { float: right; font-weight: 400; color: var(--text3); font-size: 11px; }
.br-col { display: flex; flex-direction: column; gap: 8px; }

.match-card {
  display: block; text-decoration: none; position: relative;
  background: var(--card2); border: 1px solid #324250;
  border-radius: var(--radius-btn); padding: 8px 12px; color: var(--text);
  transition: border-color 0.15s ease-out, transform 0.15s ease-out;
}
.match-card:hover { border-color: var(--red); transform: translateY(-1px); }
.match-card.st-tbd { opacity: 0.65; }
.match-card.st-tbd .mc-team { color: var(--text3); font-style: italic; }
.match-card.st-settled { border-color: #2e4a3f; }
.match-card.is-bo5 { border-color: #6b3a3a; }
.bo5-badge {
  position: absolute; top: -8px; right: 8px; font-size: 10px;
  background: var(--red); color: #fff; border-radius: 4px; padding: 1px 6px; font-weight: 700;
}
.mc-row { display: flex; justify-content: space-between; align-items: center; font-size: 14px; min-height: 22px; }
.mc-row.win { color: var(--good); font-weight: 700; }
.mc-row.lose { color: var(--text3); text-decoration: line-through; }
.mc-meta { display: flex; justify-content: space-between; gap: 8px; margin-top: 4px; font-size: 11px; color: var(--text2); }
.mc-score { color: var(--gold); font-weight: 700; }
.mc-lock { color: var(--gold); }
.mc-label { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.playoff-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.playoff-col h3.ub { color: var(--good); }
.playoff-col h3.lb { color: var(--bad); }
.playoff { overflow-x: auto; }
.gf-wrap { margin-top: 16px; border-top: 1px dashed #3a4a59; padding-top: 16px; }
.gf-wrap h3 { text-align: center; color: var(--gold); }
.br-col.gf { max-width: 360px; margin: 0 auto; }

/* ---- 单场页 ---- */
.crumbs { margin: 16px 0; font-size: 13px; }
.crumbs a { color: var(--text2); text-decoration: none; }
.match-head .mh-meta { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.pill {
  font-size: 12px; color: var(--text2); background: var(--card2);
  border-radius: 999px; padding: 2px 12px; border: 1px solid #324250;
}
.pill.done { color: var(--good); border-color: var(--good); }
.pill.mini { font-size: 10px; padding: 0 8px; }
.mh-teams { display: grid; grid-template-columns: 1fr auto 1fr; gap: 16px; align-items: start; }
.mh-vs { display: flex; flex-direction: column; align-items: center; gap: 4px; padding-top: 16px; }
.vs { color: var(--red); font-weight: 800; font-size: 20px; }
.final-score { font-size: 22px; color: var(--gold); font-weight: 800; }
.mh-team { text-align: center; }
.mh-team.win .mh-team-btn { color: var(--good); }
.mh-team-btn {
  background: none; border: none; color: var(--text); font-size: 20px; font-weight: 800;
  cursor: pointer; text-decoration: underline dotted var(--text3);
}
.mh-roster { display: flex; flex-wrap: wrap; gap: 4px; justify-content: center; margin-top: 8px; }
.roster-p {
  background: var(--card2); border: 1px solid #324250; color: var(--text2);
  border-radius: 4px; font-size: 12px; padding: 2px 8px; cursor: pointer; min-height: 24px;
}
.roster-p:hover { color: var(--text); border-color: var(--red); }
.tbd-text { color: var(--text3); font-style: italic; font-size: 18px; }
.lock-tip { text-align: center; color: var(--gold); margin: 8px 0 0; font-size: 13px; }
.final-line { font-size: 16px; }
.my-pick { color: var(--text2); font-size: 13px; background: var(--card2); border-radius: 6px; padding: 8px 12px; }
.match-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 24px; }

.pick-row { display: flex; gap: 8px; flex-wrap: wrap; }
/* 淘汰赛首轮抽签面板（管理员） */
.draw-grid { display: grid; gap: 10px; }
.draw-row { display: grid; grid-template-columns: 92px 1fr 34px 1fr; gap: 8px; align-items: center; }
.draw-slot { font-weight: 700; font-size: 13px; }
.draw-slot small { display: block; font-weight: 400; font-size: 11px; color: var(--text2); }
.draw-vs { text-align: center; color: var(--red); font-weight: 800; font-size: 12px; }
.draw-row select { width: 100%; }
.draw-actions { display: inline-flex; gap: 8px; }
@media (max-width: 640px) {
  .draw-row { grid-template-columns: 1fr 1fr; }
  .draw-slot { grid-column: 1 / -1; }
  .draw-vs { display: none; }
}
.pick { position: relative; margin: 0; flex: 1; min-width: 88px; }
.pick input { position: absolute; opacity: 0; }
.pick span {
  display: flex; align-items: center; justify-content: center;
  border: 1px solid #3a4a59; border-radius: var(--radius-btn);
  padding: 10px 8px; font-size: 14px; cursor: pointer; color: var(--text2);
  min-height: 40px; transition: all 0.15s ease-out;
}
.pick input:checked + span { border-color: var(--red); color: var(--text); background: rgba(255, 70, 85, 0.12); font-weight: 700; }
.pick input:focus-visible + span { outline: 2px solid var(--red); }
.pick.small span { min-height: 30px; padding: 4px 10px; font-size: 13px; }

/* ---- 小问题 ---- */
.tb-q { border: 1px solid #2a3a49; border-radius: var(--radius-btn); padding: 12px; margin-bottom: 12px; }
.tb-q.done { background: var(--card2); }
.tb-head { display: flex; gap: 8px; align-items: center; margin-bottom: 4px; }
.tb-badge { font-size: 11px; }
.tb-cat { font-size: 11px; color: var(--text3); }
.tb-text { margin: 4px 0 8px; font-size: 14px; }
.tb-choices { display: flex; gap: 8px; }
.tb-ans { font-size: 13px; color: var(--text2); margin: 0; }
.tb-admin-list { max-height: 480px; overflow-y: auto; }

/* ---- 分布条 / 百分位条 ---- */
.dist-bars { display: flex; flex-direction: column; gap: 8px; }
.dist-row { display: grid; grid-template-columns: 120px 1fr 56px; align-items: center; gap: 12px; }
.dist-name { font-size: 13px; color: var(--text2); text-align: right; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bar { background: var(--bg); border-radius: 4px; height: 12px; overflow: hidden; }
.bar i { display: block; height: 100%; background: var(--red); }
.bar.mini { width: 90px; height: 8px; }
.bar.mini i { background: var(--gold); }

/* ---- 战队页 ---- */
.team-head { display: flex; justify-content: space-between; align-items: center; }
.team-head h1 { margin: 0; }
.big-score { font-size: 44px; font-weight: 800; color: var(--gold); display: flex; flex-direction: column; align-items: center; line-height: 1; }
.big-score .sub { font-size: 12px; color: var(--text2); font-weight: 400; margin-top: 4px; }
.team-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 24px; }
.breakdown td:last-child { text-align: right; font-variant-numeric: tabular-nums; }
.starter-list { display: flex; flex-direction: column; gap: 8px; margin-bottom: 24px; }
.starter {
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  background: var(--card2); border: 1px solid #324250; border-radius: var(--radius-btn);
  color: var(--text); padding: 10px 16px; cursor: pointer; text-align: left;
}
.starter:hover { border-color: var(--red); }
.st-name { font-weight: 700; flex: 1; }
.igl-badge { font-size: 10px; color: var(--gold); border: 1px solid var(--gold); border-radius: 4px; padding: 0 4px; }
.st-role { font-size: 12px; color: var(--text2); }
.st-score { font-weight: 800; font-size: 18px; color: var(--gold); }

/* ---- 弹层 / Toast ---- */
.vp-dialog {
  background: var(--card); color: var(--text);
  border: 1px solid #3a4a59; border-radius: var(--radius-card);
  padding: 0; max-width: 560px; width: calc(100vw - 32px); max-height: 80vh;
}
.vp-dialog::backdrop { background: rgba(6, 11, 16, 0.75); }
.dialog-head {
  display: flex; justify-content: space-between; align-items: center;
  padding: 12px 20px; border-bottom: 1px solid #2a3a49; font-weight: 700;
}
.dialog-x { background: none; border: none; color: var(--text2); font-size: 20px; cursor: pointer; min-width: 40px; min-height: 40px; }
.player-drawer { padding: 20px; overflow-y: auto; max-height: calc(80vh - 56px); }
.player-drawer h3 { margin: 0; }
#toasts { position: fixed; bottom: 24px; right: 24px; display: flex; flex-direction: column; gap: 8px; z-index: 999; }
.toast {
  background: var(--card); border-left: 4px solid var(--red); color: var(--text);
  border-radius: var(--radius-btn); padding: 12px 16px; font-size: 13px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.4); animation: slide-in 0.2s ease-out;
  display: flex; gap: 12px; align-items: center;
}
.toast.ok { border-color: var(--good); }
.toast.error { border-color: #ff5f5f; background: #3a1518; }
.toast-x { background: none; border: none; color: var(--text2); cursor: pointer; font-size: 16px; }
@keyframes slide-in { from { transform: translateX(24px); opacity: 0; } to { transform: none; opacity: 1; } }

/* ---- v1.1 完善：已预测徽标 / 隐藏已结束 / 我的预测速览 ---- */
.match-card { position: relative; }
.mc-mine {
  position: absolute; top: 6px; right: 6px; z-index: 1;
  font-size: 10px; line-height: 1; padding: 4px 6px; border-radius: 6px;
  background: rgba(31, 185, 134, 0.15); color: var(--good); border: 1px solid rgba(31, 185, 134, 0.4);
}
.page-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.hide-settled .match-card.st-settled { display: none; }
.mine-list { display: flex; flex-direction: column; gap: 6px; }
.mine-row {
  display: grid; grid-template-columns: 96px 1fr auto; gap: 8px; align-items: center;
  padding: 8px 10px; border: 1px solid #3a4a59; border-radius: var(--radius-btn);
  color: var(--text); text-decoration: none; font-size: 13px;
}
.mine-row:hover { border-color: var(--red); }
.mr-label { color: var(--text2); }
.mr-pick { font-weight: 600; }
.mr-score { text-align: right; }

.footer { text-align: center; color: var(--text3); font-size: 12px; padding: 32px 0; }

/* ---- 响应式断点（§14.16.3） ---- */
@media (max-width: 1023px) {
  .groups-grid { grid-template-columns: repeat(2, 1fr); }
  .playoff-cols, .home-grid, .match-grid, .team-grid { grid-template-columns: 1fr; }
}
@media (max-width: 639px) {
  .groups-grid { grid-template-columns: 1fr; }
  .mh-teams { grid-template-columns: 1fr; }
  .mh-vs { padding: 0; }
  .nav { gap: 8px; padding: 8px 16px; }
  .container { padding: 8px; }
  .card { padding: 16px; }
}

/* ---- v1.3 赛程括号图（设计稿对齐：深色对阵框 + 金色轮次标题 + SVG 连线） ---- */
.group-bk { margin-bottom: 20px; }
.group-bk h2 { margin-bottom: 8px; }
.group-bk .bk-wrap, .playoff-bk .bk-wrap { overflow-x: auto; }
.playoff-bk { overflow-x: auto; }

.bk-wrap { position: relative; padding: 8px 12px 16px; min-width: max-content; }
.bk-svg { position: absolute; left: 0; top: 0; pointer-events: none; overflow: visible; z-index: 0; }
.bk-svg .ln-win { fill: none; stroke: #5a6b80; stroke-width: 1.5; }
.bk-svg .ln-lose { fill: none; stroke: #435062; stroke-width: 1.5; stroke-dasharray: 4 3; }

.bk-grid { position: relative; z-index: 1; display: grid; gap: 32px 56px; }
.bk-grid.group { grid-template-columns: repeat(4, max-content); }
.bk-grid.playoff { grid-template-columns: repeat(6, max-content); gap: 44px 56px; }

.bk-col { display: flex; flex-direction: column; min-width: 236px; }
.bk-col.center { justify-content: center; }
.bk-col.spacer { min-width: 0; }
.bk-matches { flex: 1; display: flex; flex-direction: column; gap: 32px; justify-content: center; }

.bk-pill {
  align-self: flex-start; margin-bottom: 14px;
  background: #c9a44f; color: #191307; font-size: 12px; font-weight: 700;
  letter-spacing: .5px; padding: 4px 14px; border-radius: 4px;
}
.bk-pill.gold { background: var(--gold); }

/* 对阵框 */
.bk-match {
  position: relative; display: block; width: 236px; text-decoration: none; color: var(--text);
  background: #10161d; border: 1px solid #2c3947; border-radius: 6px;
  transition: border-color .15s ease-out;
}
.bk-match:hover { border-color: #8fa2b8; }
.bk-match.is-bo5 { border-color: #6b3a3a; }
.bk-head {
  display: flex; justify-content: space-between; align-items: center;
  padding: 5px 10px; font-size: 11px; color: #93a3b5; border-bottom: 1px solid #1e2833;
}
.bk-bo { color: #c9d4e0; font-weight: 700; letter-spacing: .5px; }
.bk-team { display: flex; align-items: center; gap: 8px; padding: 7px 10px; font-size: 12.5px; min-height: 38px; }
.bk-team + .bk-team { border-top: 1px solid #1e2833; }
.bk-logo {
  flex: none; width: 24px; height: 24px; border-radius: 5px; display: grid; place-items: center;
  font-size: 9px; font-weight: 800; color: #fff; letter-spacing: .3px;
  background: var(--tc, #39424e); border: 1px solid rgba(255, 255, 255, .18);
}
.bk-logo.tbd { background: #2f6bff; border-color: transparent; }
.bk-name { flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.bk-team.tbd-slot .bk-name { color: #7e8ea0; }
.bk-score { font-size: 13px; font-weight: 800; color: #dbe4ee; min-width: 18px; text-align: right; }
.bk-team.win .bk-name { color: var(--gold); }
.bk-team.lose { opacity: .55; }
.bk-node {
  position: absolute; right: -6px; top: 50%; width: 11px; height: 11px; margin-top: -5.5px;
  border-radius: 50%; background: #10161d; border: 1.5px solid #5a6b80; z-index: 2;
}
.bk-mine {
  position: absolute; top: 5px; right: 8px; z-index: 1; font-size: 10px;
  color: var(--good); background: rgba(61, 220, 132, .12); border-radius: 4px; padding: 0 4px;
}
.bk-match.st-settled { border-color: #2e4a3f; }

/* 晋级 / 冠军占位框 */
.bk-adv-box {
  height: 64px; background: #2b323b; border-radius: 8px; padding: 10px;
  display: flex; align-items: center;
}
.bk-adv-bar {
  flex: 1; height: 26px; background: #3d4550; border-radius: 6px;
  display: flex; align-items: center; justify-content: center; gap: 6px;
  padding: 0 6px; font-size: 11px; color: #aeb9c6;
}
.bk-adv-box.champ { background: rgba(255, 209, 102, .08); border: 1px solid rgba(255, 209, 102, .35); }
.bk-adv-box.champ .bk-adv-bar { background: rgba(255, 209, 102, .14); color: var(--gold); font-weight: 700; }
/* 小组图第 4 列：与第 3 列「败者组决赛」对齐的下沉晋级框占位 */
.bk-adv-gap { height: 246px; }
/* 晋级框已确定（出线队伍落位）：高亮显示队名 */
.bk-adv-bar.done { background: rgba(255, 209, 102, .14); color: var(--gold); font-weight: 700; }
.bk-adv-name { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* 队徽：真实图片（assets/logos/，来源 BWIKI）· SVG 字标为兜底 */
.t-logo { flex: none; border-radius: 5px; vertical-align: -3px; }
img.t-logo { object-fit: contain; background: rgba(255, 255, 255, .08); border: 1px solid rgba(255, 255, 255, .12); }
.t-logo.fallback { display: inline-grid; place-items: center; font-size: 8px; font-weight: 800; color: #fff; background: #39424e; border: 1px solid rgba(255, 255, 255, .18); }
.mc-team { display: flex; align-items: center; gap: 6px; min-width: 0; }
.mc-team-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mh-team-btn { display: inline-flex; align-items: center; gap: 8px; }
.mr-pick { display: inline-flex; align-items: center; gap: 5px; min-width: 0; }
.team-title { display: flex; align-items: center; gap: 12px; }
.team-title h1 { margin: 0; }

/* 隐藏已结束开关同样作用于括号图（切换后由 JS 重画连线） */
.hide-settled .bk-match.st-settled { display: none; }