:root {
  --bg: #0d1512;
  --bg-alt: #131d19;
  --card: #16211c;
  --border: #223229;
  --text: #e9f2ec;
  --muted: #8ba397;
  --accent: #35d07f;
  --accent-dark: #1f8f56;
  --danger: #ef5b5b;
  --gold: #e3b341;
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; }

[hidden] { display: none !important; }

body {
  margin: 0;
  background: radial-gradient(circle at top, var(--bg-alt), var(--bg) 60%);
  color: var(--text);
  min-height: 100vh;
}

.topbar {
  position: relative;
  padding: 32px 24px 16px;
  text-align: center;
  border-bottom: 1px solid var(--border);
}

.topbar h1 { margin: 4px 0; font-size: 1.8rem; }
.subtitle { color: var(--muted); margin: 0; }
.back-link { color: var(--accent); text-decoration: none; font-size: 0.9rem; }
.back-link:hover { text-decoration: underline; }
.painel-link { margin-left: 16px; }

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 24px 16px 64px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px 24px;
}

.card h2 {
  margin-top: 0;
  font-size: 1.15rem;
  color: var(--accent);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 12px;
  align-items: end;
}

.form-grid.form-grid-4 { grid-template-columns: 1fr 120px 1fr auto; }

@media (max-width: 640px) {
  .form-grid, .form-grid.form-grid-4 { grid-template-columns: 1fr; }
}

label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.85rem;
  color: var(--muted);
}

input[type="text"], input[type="password"], input[type="number"], select {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  color: var(--text);
  font-size: 0.95rem;
}

input:focus, select:focus { outline: 1px solid var(--accent); }

.radio-group {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.radio-group legend { color: var(--muted); font-size: 0.85rem; padding: 0 4px; }
.radio-option { flex-direction: row; align-items: center; gap: 8px; font-size: 0.9rem; color: var(--text); }

.btn {
  border: none;
  border-radius: 8px;
  padding: 10px 18px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.08s ease, opacity 0.15s ease;
}
.btn:hover { opacity: 0.9; }
.btn:active { transform: scale(0.98); }
.btn-primary { background: var(--accent); color: #06140c; }
.btn-accent { background: var(--gold); color: #241a02; margin-top: 16px; }
.btn-secondary { background: var(--bg-alt); color: var(--text); border: 1px solid var(--border); }
.btn-danger { background: transparent; color: var(--danger); border: 1px solid var(--danger); padding: 4px 10px; font-size: 0.8rem; }

.error-message { color: var(--danger); font-size: 0.85rem; margin-top: 10px; }
.muted { color: var(--muted); }

.championship-list { display: flex; flex-direction: column; gap: 10px; }
.championship-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 16px;
  text-decoration: none;
  color: var(--text);
}
.championship-item:hover { border-color: var(--accent); }
.championship-item .name { font-weight: 600; }
.championship-item .tags { display: flex; gap: 8px; }
.tag {
  font-size: 0.72rem;
  padding: 3px 8px;
  border-radius: 999px;
  background: var(--bg-alt);
  color: var(--muted);
  border: 1px solid var(--border);
  white-space: nowrap;
}
.tag.status-em_andamento { color: var(--accent); border-color: var(--accent-dark); }
.tag.status-setup { color: var(--gold); border-color: var(--gold); }

.participant-list { list-style: none; padding: 0; margin: 16px 0; display: flex; flex-direction: column; gap: 8px; }
.participant-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 14px;
}
.participant-list .player { font-weight: 600; }
.participant-list .team { color: var(--muted); font-size: 0.85rem; }

.table-wrapper { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
th, td { padding: 8px 10px; text-align: center; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; }
td:nth-child(2), td:nth-child(3) { text-align: left; }
tbody tr:first-child { color: var(--accent); font-weight: 600; }

.matches-list { display: flex; flex-direction: column; gap: 18px; }
.round-block h3 { color: var(--muted); font-size: 0.9rem; margin: 0 0 8px; text-transform: uppercase; letter-spacing: 0.04em; }
.match-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 14px;
  margin-bottom: 8px;
}
.match-teams { flex: 1 1 220px; display: flex; justify-content: space-between; gap: 8px; font-weight: 600; }
.match-teams .vs { color: var(--muted); font-weight: 400; padding: 0 6px; }
.match-score { font-weight: 700; color: var(--gold); }
.match-form { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.match-form[hidden] { display: none; }
.match-form input[type="number"] { width: 56px; padding: 6px; text-align: center; }
.match-form .cards-label { font-size: 0.75rem; color: var(--muted); }
.match-tbd { color: var(--muted); font-style: italic; }

.small-note { font-size: 0.8rem; margin-top: 10px; }
.ps-tag { flex: 0 0 auto; color: var(--gold); border-color: var(--gold); }
.btn-edit-result { flex: 0 0 auto; }

.bracket-rounds { display: flex; gap: 20px; overflow-x: auto; padding-bottom: 8px; }
.bracket-round { min-width: 220px; display: flex; flex-direction: column; gap: 14px; }
.bracket-round h3 { color: var(--muted); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.04em; margin: 0 0 6px; }

.logout-btn { position: absolute; top: 16px; right: 16px; padding: 6px 14px; font-size: 0.85rem; }
.login-container { max-width: 420px; }
.login-form { display: flex; flex-direction: column; gap: 12px; }
.login-form label { display: flex; flex-direction: column; gap: 6px; }

/* Formato grupos */
.groups-config { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.participant-list .group-heading {
  background: transparent;
  border: none;
  padding: 10px 0 0;
  color: var(--accent);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.ps-note { margin-top: -6px; margin-bottom: 14px; }
.ps-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; }
.ps-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
}
.ps-card.busy { border-color: var(--gold); }
.ps-card .tag { align-self: flex-start; }
.ps-card-header { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.ps-card .match-teams { flex: 0 0 auto; }
.ps-card .btn-primary { align-self: flex-start; }
.ps-card .small-note { margin: 0; }
.tag.status-livre { color: var(--accent); border-color: var(--accent-dark); }

.timer { font-variant-numeric: tabular-nums; font-weight: 700; color: var(--accent); }
.timer.ending { color: var(--gold); }
.timer.overtime { color: var(--danger); }

.btn-link {
  align-self: flex-start;
  background: none;
  border: none;
  padding: 0;
  color: var(--muted);
  font-size: 0.8rem;
  text-decoration: underline;
  cursor: pointer;
}
.btn-link:hover { color: var(--danger); }

.groups-list { display: flex; flex-direction: column; gap: 22px; }
.group-block h3 { color: var(--accent); font-size: 1rem; margin: 0 0 8px; }
.group-table tbody tr:first-child { color: inherit; font-weight: inherit; }
.group-table tr.qualified td:first-child { color: var(--accent); font-weight: 700; box-shadow: inset 3px 0 0 var(--accent); }
.group-matches { margin-top: 10px; }
.group-matches summary { cursor: pointer; color: var(--muted); font-size: 0.85rem; margin-bottom: 8px; }
.match-actions { display: flex; gap: 6px; align-items: center; }
.match-actions select { padding: 6px 8px; }
.match-actions .btn { padding: 6px 12px; }
.match-row.match-em_andamento { border-color: var(--gold); }
.match-row.match-finalizada { opacity: 0.85; }

.estimate {
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-left: 3px solid var(--gold);
  border-radius: 10px;
  padding: 12px 16px;
  margin-bottom: 14px;
}
.estimate:empty { display: none; }
.estimate-main { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.estimate-label { color: var(--muted); font-size: 0.85rem; }
.estimate-value { font-size: 1.6rem; font-weight: 800; color: var(--gold); }
.estimate-end { color: var(--text); font-size: 0.9rem; }
.estimate-value.secondary { font-size: 1.25rem; color: var(--accent); }
.estimate-sep { width: 1px; align-self: stretch; background: var(--border); margin: 0 6px; }
.estimate-parts { display: flex; flex-wrap: wrap; gap: 4px 20px; font-size: 0.82rem; }