:root {
  --bg: #0f1420;
  --panel: #171e2e;
  --panel-2: #1d2540;
  --text: #e8ecf4;
  --muted: #8b93a7;
  --accent: #3d8bff;
  --gold: #f5c518;
  --silver: #c0c7d1;
  --bronze: #cd7f32;
  --border: #2a3350;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

.hero {
  padding: 3rem 1.5rem 1.5rem;
  text-align: center;
  background: linear-gradient(180deg, #1b2b55 0%, var(--bg) 100%);
}

.hero h1 {
  margin: 0 0 0.25rem;
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  letter-spacing: 0.02em;
}

.subtitle {
  margin: 0;
  color: var(--muted);
}

main {
  max-width: 860px;
  margin: 0 auto;
  padding: 1rem 1rem 2rem;
}

.controls {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

#search {
  flex: 1 1 280px;
  padding: 0.6rem 0.9rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--text);
  font-size: 1rem;
}

#search:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.muted {
  color: var(--muted);
  font-size: 0.9rem;
}

.table-wrap {
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

thead th {
  background: var(--panel-2);
  text-align: left;
  padding: 0.75rem 1rem;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
}

.col-rank {
  width: 5.5rem;
  text-align: center;
}

.col-elo {
  width: 7rem;
  text-align: right;
}

tbody tr {
  border-top: 1px solid var(--border);
}

tbody tr:nth-child(even) {
  background: var(--panel);
}

tbody tr.top-1 {
  background: rgba(245, 197, 24, 0.08);
}

tbody tr.top-2 {
  background: rgba(192, 199, 209, 0.07);
}

tbody tr.top-3 {
  background: rgba(205, 127, 50, 0.08);
}

tbody td {
  padding: 0.65rem 1rem;
}

td.rank {
  text-align: center;
  font-weight: 700;
  color: var(--muted);
}

td.rank .medal {
  font-size: 1.1rem;
}

td.rank.top-1 {
  color: var(--gold);
}

td.rank.top-2 {
  color: var(--silver);
}

td.rank.top-3 {
  color: var(--bronze);
}

td.team {
  font-weight: 600;
  white-space: nowrap;
}

td.team .flag {
  width: 1.5rem;
  height: auto;
  margin-right: 0.6rem;
  vertical-align: -2px;
  border-radius: 2px;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.08);
}

.col-move {
  width: 3rem;
  text-align: center;
}

td.move {
  text-align: center;
  font-variant-numeric: tabular-nums;
  font-weight: 700;
}

td.move.up {
  color: #4ade80;
}

td.move.down {
  color: #f87171;
}

td.move.same {
  color: var(--muted);
}

td.elo {
  text-align: right;
  font-variant-numeric: tabular-nums;
  font-weight: 600;
  color: var(--accent);
}

tbody tr:not(.top-1):not(.top-2):not(.top-3) td.elo {
  color: var(--text);
}

footer {
  text-align: center;
  padding: 1rem 1.5rem 2rem;
}

.repo-link {
  color: var(--accent);
  text-decoration: none;
}

.repo-link:hover {
  text-decoration: underline;
}

@media (max-width: 640px) {
  .hero {
    padding: 1.75rem 1rem 1rem;
  }

  main {
    padding: 0.75rem 0.5rem 1.5rem;
  }

  thead th {
    padding: 0.55rem 0.5rem;
    font-size: 0.7rem;
  }

  tbody td {
    padding: 0.55rem 0.5rem;
  }

  .col-rank {
    width: 2.7rem;
  }

  .col-elo {
    width: 4.1rem;
  }

  .col-move {
    width: 2.3rem;
  }

  td.team {
    white-space: normal;
    font-size: 0.9rem;
    min-width: 0;
  }

  td.team .flag {
    width: 1.25rem;
    margin-right: 0.45rem;
  }

  td.rank {
    font-size: 0.85rem;
  }

  td.elo {
    font-size: 0.9rem;
  }

  #search {
    padding: 0.5rem 0.75rem;
    font-size: 0.95rem;
  }
}

@media (max-width: 360px) {
  .col-elo {
    width: 3.7rem;
  }

  td.team {
    font-size: 0.85rem;
  }
}