:root {
  --neon-green: #39ff88;
  --neon-orange: #ff8a1e;
  --neon-pink: #ff2fd0;
  --neon-cyan: #00e5ff;
  --neon-gold: #ffcf40;
  --neon-gray: #aab3c5;
  --glass-bg: rgba(16, 18, 26, 0.55);
  --glass-bg-strong: rgba(8, 9, 14, 0.78);
  --glass-border: rgba(255, 255, 255, 0.10);
  --text-main: #eef2ff;
  --text-dim: #9aa5c0;
  --topbar-height: 56px;
  --footer-height: 40px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  background:
    radial-gradient(circle at 12% 18%, rgba(57, 255, 136, 0.12), transparent 40%),
    radial-gradient(circle at 88% 22%, rgba(255, 138, 30, 0.12), transparent 40%),
    radial-gradient(circle at 50% 92%, rgba(255, 47, 208, 0.10), transparent 45%),
    #050609;
  color: var(--text-main);
  font-family: "Segoe UI", Roboto, Arial, sans-serif;
}

a { color: inherit; }

/* ---- Topbar ---- */
.tourney-topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: var(--topbar-height);
  padding: 8px 16px;
  background: var(--glass-bg-strong);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--glass-border);
}

.brand { text-decoration: none; font-weight: 800; letter-spacing: 1px; font-size: 20px; }
.brand-bx { color: var(--neon-cyan); }
.brand-arena { color: var(--neon-pink); margin-left: 3px; }

.tourney-nav { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.tourney-nav a,
.standings-toggle {
  text-decoration: none;
  color: var(--text-main);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  padding: 7px 12px;
  font-size: 13px;
  cursor: pointer;
}
.tourney-nav a:hover,
.standings-toggle:hover { border-color: var(--neon-cyan); }
.standings-toggle { display: none; }

/* ---- Layout ---- */
.tourney-main {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 18px;
  max-width: 1400px;
  margin: 0 auto;
  padding: 18px 16px 28px;
  align-items: start;
}
.tourney-content { min-width: 0; display: flex; flex-direction: column; gap: 16px; }

.tourney-title { margin: 4px 0 0; font-size: 26px; }
.tourney-lead { margin: 0 0 4px; color: var(--text-dim); }

.panel {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 14px;
  padding: 16px;
  backdrop-filter: blur(10px);
}
.panel h2 { margin: 0 0 12px; font-size: 18px; }
.hidden { display: none !important; }

/* ---- Buttons ---- */
.btn {
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  color: var(--text-main);
  border-radius: 9px;
  padding: 9px 14px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.05s ease, border-color 0.15s ease;
}
.btn:hover { border-color: var(--neon-cyan); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn-green { border-color: var(--neon-green); color: var(--neon-green); }
.btn-cyan { border-color: var(--neon-cyan); color: var(--neon-cyan); }
.btn-pink { border-color: var(--neon-pink); color: var(--neon-pink); }
.btn-ghost { color: var(--text-dim); }
.btn-sm { padding: 6px 10px; font-size: 12.5px; }

/* ---- Registration ---- */
.setup-controls { display: flex; flex-direction: column; gap: 12px; }
.field { display: flex; flex-direction: column; gap: 4px; font-size: 12px; color: var(--text-dim); }
.field.grow { flex: 1; }
.field input, .field select {
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  color: var(--text-main);
  padding: 9px 11px;
  font-size: 14px;
}
.field input:focus, .field select:focus { outline: none; border-color: var(--neon-cyan); }
.add-player { display: flex; gap: 10px; align-items: flex-end; }
.setup-hint, .finish-legend, .setup-note { margin: 0; color: var(--text-dim); font-size: 12.5px; }
.setup-error { margin: 0; color: var(--neon-orange); font-size: 12.5px; }

.player-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 8px;
  max-height: 320px;
  overflow-y: auto;
}
.player-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  padding: 6px 6px 6px 10px;
  font-size: 13.5px;
}
.player-list .seed { color: var(--text-dim); margin-right: 6px; }
.player-remove {
  border: none;
  background: transparent;
  color: var(--neon-orange);
  cursor: pointer;
  font-size: 16px;
  line-height: 1;
  padding: 2px 6px;
}
.setup-actions { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.setup-buttons { display: flex; gap: 8px; flex-wrap: wrap; }
.player-count { color: var(--text-dim); font-size: 13px; }

/* ---- Live header ---- */
.live-header-row { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
.live-header-row h2 { margin: 0; }
.phase-label { margin: 4px 0 0; color: var(--neon-cyan); font-size: 13px; font-weight: 600; }
.injection-row { margin-top: 10px; border-top: 1px solid var(--glass-border); padding-top: 10px; }

/* ---- Round sequence graph ---- */
.rounds-track {
  display: flex;
  gap: 0;
  overflow-x: auto;
  padding-bottom: 10px;
  scroll-snap-type: x proximity;
}
.round-col {
  flex: 0 0 auto;
  width: 236px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 0 12px;
  border-left: 1px dashed rgba(255, 255, 255, 0.12);
  scroll-snap-align: start;
}
.round-col:first-child { border-left: none; padding-left: 0; }
.round-col-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  font-weight: 700;
  font-size: 14px;
  padding: 4px 0;
  border-bottom: 2px solid var(--glass-border);
}
.round-col.is-current .round-col-head { border-bottom-color: var(--neon-green); color: var(--neon-green); }
.round-col.is-done .round-col-head { color: var(--text-dim); }
.round-tag { font-size: 11px; color: var(--text-dim); font-weight: 600; }

.match-card {
  background: rgba(0, 0, 0, 0.28);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.match-card.is-bye { border-style: dashed; opacity: 0.9; }
.match-card.is-done { border-color: rgba(57, 255, 136, 0.4); }
.match-side {
  display: flex;
  align-items: center;
  gap: 6px;
}
.match-side .name { flex: 1; font-size: 13px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.match-side .score-input {
  width: 46px;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--glass-border);
  border-radius: 6px;
  color: var(--text-main);
  padding: 4px 6px;
  font-size: 13px;
  text-align: center;
}
.match-side .score-input:focus { outline: none; border-color: var(--neon-cyan); }
.match-side .score-final { width: 30px; text-align: center; font-weight: 700; }
.match-side.is-winner .name { color: var(--neon-green); font-weight: 700; }
.match-side.is-winner .name::after { content: " ✓"; }
.match-vs { text-align: center; color: var(--text-dim); font-size: 10px; letter-spacing: 2px; }
.match-msg { color: var(--neon-orange); font-size: 11.5px; min-height: 0; }
.match-actions { display: flex; gap: 6px; }
.match-actions .btn { flex: 1; }
.bye-label { color: var(--neon-cyan); font-size: 12px; text-align: center; font-weight: 600; }
.round-advance { margin-top: 4px; }
.round-advance .btn { width: 100%; }

/* ---- Finals bracket ---- */
.bracket { overflow-x: auto; padding-bottom: 8px; }
.bracket-graph { display: block; min-width: 520px; }
.bracket-box { fill: rgba(0, 0, 0, 0.35); stroke: var(--glass-border); stroke-width: 1; }
.bracket-box.win { stroke: var(--neon-green); }
.bracket-line { stroke: rgba(255, 255, 255, 0.22); stroke-width: 1.5; fill: none; }
.bracket-label { fill: var(--text-dim); font-size: 11px; font-family: inherit; }
.bracket-name { fill: var(--text-main); font-size: 13px; font-family: inherit; }
.bracket-name.win { fill: var(--neon-green); font-weight: 700; }
.bracket-score { fill: var(--text-dim); font-size: 12px; font-family: inherit; }
.finals-matches { display: flex; flex-direction: column; gap: 12px; margin-top: 14px; }

/* ---- Podium ---- */
.podium { display: flex; flex-direction: column; gap: 10px; }
.podium-place {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--glass-border);
  background: rgba(0, 0, 0, 0.28);
  font-size: 16px;
}
.podium-place .medal { font-size: 26px; }
.podium-place .pname { font-weight: 700; }
.podium-place.first { border-color: var(--neon-gold); box-shadow: 0 0 18px rgba(255, 207, 64, 0.25); }
.podium-place.second { border-color: var(--neon-gray); }
.podium-place.third { border-color: var(--neon-orange); }
.podium-actions { margin-top: 12px; }

/* ---- Standings panel ---- */
.standings-panel {
  position: sticky;
  top: calc(var(--topbar-height) + 14px);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 14px;
  padding: 14px;
  backdrop-filter: blur(10px);
  max-height: calc(100vh - var(--topbar-height) - 28px);
  display: flex;
  flex-direction: column;
}
.standings-header { display: flex; align-items: center; justify-content: space-between; }
.standings-header h2 { margin: 0; font-size: 17px; }
.standings-close { display: none; background: none; border: none; color: var(--text-main); font-size: 24px; cursor: pointer; }
.standings-body { overflow-y: auto; margin-top: 10px; }
.standings-empty { color: var(--text-dim); font-size: 13px; }
.standings-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.standings-table th, .standings-table td { padding: 6px 6px; text-align: center; }
.standings-table th { color: var(--text-dim); font-weight: 600; border-bottom: 1px solid var(--glass-border); font-size: 11.5px; }
.standings-table td.name-cell { text-align: left; }
.standings-table td.pos-cell { color: var(--text-dim); }
.standings-table tbody tr { border-bottom: 1px solid rgba(255, 255, 255, 0.05); }
.standings-table tbody tr.qualify td { color: var(--neon-green); }
.standings-table .w { color: var(--neon-green); }
.standings-table .l { color: var(--neon-orange); }
.standings-note { margin: 8px 0 0; color: var(--text-dim); font-size: 11.5px; }

.standings-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  z-index: 25;
}

/* ---- Slots ---- */
.slots { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 10px; }
.slot-card {
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  background: rgba(0, 0, 0, 0.25);
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-height: 118px;
}
.slot-card.empty { align-items: center; justify-content: center; color: var(--text-dim); font-size: 13px; text-align: center; }
.slot-card h3 { margin: 0; font-size: 14px; }
.slot-meta { color: var(--text-dim); font-size: 12px; }
.slot-champion { color: var(--neon-gold); font-size: 12.5px; font-weight: 600; }
.slot-actions { display: flex; gap: 6px; margin-top: auto; flex-wrap: wrap; }
.slot-actions .btn { flex: 1; }

/* ---- Footer ---- */
.tourney-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  max-width: 1400px;
  margin: 0 auto;
  padding: 14px 16px 26px;
  color: var(--text-dim);
  font-size: 12.5px;
}
.tourney-footer a { color: var(--neon-cyan); }

/* ---- Recap (read-only saved slot view) ---- */
.recap-dialog {
  width: min(520px, 92vw);
  max-height: 86vh;
  overflow-y: auto;
  color: var(--text-main);
  border: 1px solid var(--glass-border);
}
.recap-dialog::backdrop { background: rgba(0, 0, 0, 0.6); }
.recap-body { display: flex; flex-direction: column; gap: 12px; }
.recap-body .standings-close { display: block; }

/* ---- Mobile ---- */
@media (max-width: 900px) {
  .tourney-main { grid-template-columns: minmax(0, 1fr); }
  .standings-toggle { display: inline-block; }
  .standings-close { display: block; }
  .standings-panel {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(340px, 88vw);
    border-radius: 0;
    max-height: none;
    z-index: 26;
    transform: translateX(105%);
    transition: transform 0.22s ease;
  }
  .standings-panel.open { transform: translateX(0); }
}

@media (max-width: 560px) {
  .tourney-title { font-size: 22px; }
  .setup-actions { flex-direction: column; align-items: stretch; }
  .setup-buttons { justify-content: space-between; }
  .live-header-row { flex-direction: column; }
  .tourney-nav a, .standings-toggle { padding: 6px 9px; font-size: 12.5px; }
}