:root {
  --bg: #0b0f14;
  --panel: #121922;
  --card: #18212c;
  --card-hover: #1e2935;
  --line: #243040;
  --text: #e8ecf1;
  --muted: #8692a0;
  --gold: #c8aa6e;
  --gold-soft: #2b2416;
  --green: #5fd38d;
  --green-soft: #15291f;
  --red: #e5676f;
  --red-soft: #2a1619;
  --radius: 10px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font: 15px/1.4 system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
}

main {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 16px 48px;
}

button,
select {
  font: inherit;
  color: inherit;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 14px;
  cursor: pointer;
}

button:hover:not(:disabled),
select:hover {
  border-color: var(--gold);
}

button:focus-visible,
select:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

.muted {
  color: var(--muted);
}

.err {
  color: var(--red);
}

/* ---------- topo ---------- */

.top {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgb(11 15 20 / 0.9);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
  margin: 0 -16px;
  padding: 12px 16px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 20px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-size: 20px;
  color: var(--gold);
  letter-spacing: 0.5px;
}

.brand img {
  border-radius: 8px;
}

.tabs {
  display: flex;
  gap: 4px;
  padding: 4px;
  background: var(--panel);
  border-radius: 10px;
  overflow-x: auto;
  scrollbar-width: none;
  max-width: 100%;
}

.tabs button {
  border: 0;
  background: transparent;
  padding: 6px 14px;
  white-space: nowrap;
}

.tabs button.active {
  background: var(--gold);
  color: var(--bg);
  font-weight: 600;
}

.controls {
  display: flex;
  gap: 8px;
  margin-left: auto;
}

.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin: 16px 0 0;
  font-size: 13px;
  color: var(--muted);
}

.legend i {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 2px;
  margin-right: 6px;
  vertical-align: -1px;
}

.legend .real {
  background: var(--green);
}

.legend .pick {
  background: var(--gold);
}

/* ---------- fases ---------- */

.stage {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px;
  margin-top: 20px;
}

.stage header {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 14px;
}

.stage h2 {
  margin: 0;
  font-size: 18px;
}

.stage h3 {
  font-size: 15px;
  color: var(--gold);
  margin: 20px 0 10px;
}

.badge {
  font-size: 12px;
  color: var(--gold);
  background: var(--gold-soft);
  border-radius: 99px;
  padding: 2px 10px;
}

.redraw {
  font-size: 13px;
  padding: 4px 10px;
}

/* ---------- partida ---------- */

.match {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--card);
}

.team {
  display: grid;
  grid-template-columns: 22px 1fr auto;
  align-items: center;
  gap: 8px;
  width: 100%;
  border: 0;
  border-radius: 0;
  border-left: 3px solid transparent;
  background: transparent;
  padding: 7px 10px;
  text-align: left;
}

.team + .team {
  border-top: 1px solid var(--line);
}

.team:hover:not(:disabled) {
  background: var(--card-hover);
}

.team:disabled {
  cursor: default;
}

.team.tbd {
  color: var(--muted);
}

.team.win {
  background: var(--green-soft);
  border-left-color: var(--green);
  font-weight: 600;
}

.team.win.picked {
  background: var(--gold-soft);
  border-left-color: var(--gold);
}

.team.lose {
  opacity: 0.45;
}

.match.active {
  border-color: var(--gold);
}

/* caminho do time sob o mouse: as partidas dele acendem, o resto apaga */
.match {
  transition: opacity 0.15s;
}

.tracing .match:not(.trail) {
  opacity: 0.35;
}

.match.trail {
  border-color: var(--gold);
  box-shadow: 0 0 0 2px var(--gold-soft);
}

.team.trail .code {
  color: var(--gold);
}

.scores {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 6px 8px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  color: var(--muted);
}

.scores span {
  margin-right: auto;
}

.chip {
  padding: 2px 8px;
  font-size: 12px;
  border-radius: 99px;
  font-variant-numeric: tabular-nums;
}

.chip.on {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--bg);
}

.score {
  font-variant-numeric: tabular-nums;
  color: var(--muted);
}

.win .score {
  color: var(--text);
}

.logo {
  width: 22px;
  height: 22px;
  object-fit: contain;
  flex: none;
}

span.logo {
  display: inline-block;
}

/* ---------- colunas e chaveamentos ---------- */

.bracket {
  display: flex;
  gap: 28px;
  overflow-x: auto;
  padding-bottom: 8px;
}

.cols {
  display: flex;
  gap: 28px;
}

.col {
  flex: 0 0 180px;
  display: flex;
  flex-direction: column;
}

.col h4 {
  margin: 0 0 10px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  color: var(--muted);
}

/* partidas distribuídas na altura: cada rodada fica "entre" as partidas da anterior */
.col-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  gap: 14px;
}

.tree {
  justify-content: safe center;
}

.col.final {
  flex-basis: 210px;
}

.col.final .col-body {
  justify-content: center;
}

.col.final .match {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px var(--gold-soft);
}

.col.final h4 {
  color: var(--gold);
  text-align: center;
}

.champ {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  color: var(--gold);
  text-align: center;
}

.champ .logo {
  width: 48px;
  height: 48px;
}

.double {
  align-items: center;
}

.double .rows {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.row-label {
  display: block;
  font-size: 13px;
  color: var(--gold);
  margin-bottom: 8px;
}

.swiss-round {
  flex-basis: 190px;
}

.swiss-round .col-body {
  justify-content: flex-start;
}

.bucket {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.tag {
  align-self: flex-start;
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  color: var(--muted);
  background: var(--card);
  border-radius: 99px;
  padding: 1px 8px;
}

/* ---------- tabelas ---------- */

.rr {
  display: grid;
  grid-template-columns: minmax(280px, 420px) 1fr;
  gap: 24px;
  align-items: start;
}

.rr-matches {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 10px;
}

.swiss {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.swiss .standings {
  max-width: 520px;
}

.standings {
  width: 100%;
  border-collapse: collapse;
  font-variant-numeric: tabular-nums;
}

.standings th {
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  text-align: left;
  padding: 6px 8px;
}

.standings td {
  padding: 6px 8px;
  border-top: 1px solid var(--line);
  white-space: nowrap;
}

.standings td:nth-child(2) {
  white-space: normal;
}

.standings .name {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.standings .pos {
  width: 48px;
}

.standings tr.in td {
  background: var(--green-soft);
}

.standings tr.out td {
  background: var(--red-soft);
  color: var(--muted);
}

.up,
.down {
  font-size: 11px;
  margin-left: 4px;
}

.up {
  color: var(--green);
}

.down {
  color: var(--red);
}

footer {
  margin-top: 40px;
  font-size: 13px;
}

@media (max-width: 720px) {
  /* topo não gruda: no celular ele comeria um terço da tela */
  .top {
    position: static;
    gap: 10px;
  }

  .tabs {
    width: 100%;
  }

  .tabs button {
    flex: 1;
    padding: 6px 4px;
    font-size: 14px;
  }

  .controls {
    margin-left: 0;
    width: 100%;
  }

  .controls select {
    flex: 1;
    min-width: 0;
  }

  .legend {
    gap: 6px 14px;
    font-size: 12px;
  }

  .stage {
    padding: 12px;
    margin-top: 14px;
  }

  .rr {
    grid-template-columns: minmax(0, 1fr);
  }

  /* colunas mais estreitas: cabem duas rodadas lado a lado */
  .bracket,
  .cols {
    gap: 14px;
  }

  .col,
  .swiss-round,
  .col.final {
    flex-basis: 150px;
  }

  .team {
    padding: 7px 8px;
    gap: 6px;
  }

  /* grande final embaixo das chaves em vez de fora da tela à direita */
  .double {
    flex-direction: column;
    align-items: stretch;
  }

  .double .col.final {
    align-self: center;
    flex-basis: auto;
    width: 200px;
  }
}