:root {
  --bg: #0d1117;
  --panel: #161b22;
  --panel-2: #1f2630;
  --border: #2a3340;
  --text: #e6edf3;
  --muted: #8b96a3;
  --accent: #4ea1ff;
  --accent-2: #7ce0c1;
  --warn: #ffb454;
  --error: #ff6b6b;
  --overlap: #ff5c8a;
  --epl: #38bdf8;
  --liga: #fbbf24;
  --bun: #f87171;
  --seriea: #34d399;
  --l1: #a78bfa;
  --ucl: #60a5fa;
  --uel: #fb923c;
  --row-h: 28px;
  --hour-w: 60px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 14px;
  min-height: 100vh;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  background: linear-gradient(90deg, #0d1117, #131a24);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 5;
}

.brand { display: flex; align-items: baseline; gap: 10px; }
.brand-mark { font-size: 22px; }
.brand h1 { font-size: 16px; margin: 0; font-weight: 600; letter-spacing: 0.2px; }
.tag {
  font-size: 11px;
  color: var(--muted);
  border: 1px solid var(--border);
  padding: 2px 7px;
  border-radius: 999px;
}

.controls { display: flex; align-items: center; gap: 12px; }
.controls select, .controls button {
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 5px 10px;
  font: inherit;
  cursor: pointer;
}
.controls button:hover { background: #28303d; }
.tz-label { font-size: 12px; color: var(--muted); display: flex; align-items: center; gap: 6px; }

.filter-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 20px;
  background: #11161e;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
  font-size: 12px;
}
.filter-group {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.filter-label {
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.6px;
  font-size: 10px;
}
.filter-bar input[type="date"] {
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 4px 8px;
  font: inherit;
  color-scheme: dark;
}
.filter-bar .preset {
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 3px 11px;
  font: inherit;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}
.filter-bar .preset:hover { background: var(--panel-2); color: var(--text); }
.filter-bar .preset.active {
  background: rgba(78, 161, 255, 0.18);
  color: var(--accent);
  border-color: var(--accent);
}
.filter-summary {
  color: var(--muted);
  margin-left: 8px;
}
.export-btn {
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 5px 12px;
  font: inherit;
  cursor: pointer;
}
.export-btn:hover { background: #28303d; border-color: var(--accent); }

main {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 0;
  min-height: calc(100vh - 160px);
}

.sidebar {
  background: var(--panel);
  border-right: 1px solid var(--border);
  padding: 18px 16px;
  overflow-y: auto;
}
.sidebar h2 {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--muted);
  margin: 0 0 10px;
}

.league-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 6px;
  border-radius: 5px;
  cursor: pointer;
  user-select: none;
}
.league-row:hover { background: var(--panel-2); }
.league-row input { accent-color: var(--accent); }
.league-row .swatch {
  width: 9px; height: 9px; border-radius: 3px;
  display: inline-block;
}
.league-row .name { flex: 1; }
.league-row .country { color: var(--muted); font-size: 11px; }

.meta {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  font-size: 11px;
  color: var(--muted);
  line-height: 1.6;
}

.legend {
  font-size: 11px;
  color: var(--muted);
  line-height: 1.7;
}
.legend .dot {
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
  margin-right: 6px;
  vertical-align: middle;
}

.content {
  padding: 18px 22px;
  overflow-x: auto;
}

#overlap-stats {
  display: flex;
  gap: 14px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.stat-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 14px;
  min-width: 130px;
}
.stat-card .label { color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: 0.8px; }
.stat-card .value { font-size: 22px; font-weight: 600; margin-top: 4px; }
.stat-card.alt .value { color: var(--overlap); }

.day-block {
  margin-bottom: 26px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}
.day-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 10px 16px;
  background: var(--panel-2);
  border-bottom: 1px solid var(--border);
}
.day-header .date { font-weight: 600; }
.day-header .summary { color: var(--muted); font-size: 12px; }
.day-header .summary .overlap-pill {
  display: inline-block;
  margin-left: 8px;
  padding: 1px 8px;
  border-radius: 999px;
  background: rgba(255, 92, 138, 0.15);
  color: var(--overlap);
  font-weight: 600;
}

.timeline-wrap {
  position: relative;
  padding: 8px 0 4px;
}
.timeline-svg { display: block; width: 100%; }

.match-bar:hover { filter: brightness(1.15); }

.match-tooltip {
  position: fixed;
  background: #0b0f15;
  border: 1px solid var(--border);
  padding: 8px 11px;
  border-radius: 6px;
  font-size: 12px;
  pointer-events: none;
  z-index: 50;
  box-shadow: 0 6px 18px rgba(0,0,0,0.5);
  max-width: 260px;
}
.match-tooltip .teams { font-weight: 600; margin-bottom: 4px; }
.match-tooltip .meta-row { color: var(--muted); }

.empty {
  text-align: center;
  margin: 60px auto;
  color: var(--muted);
}
.empty .hint { font-size: 12px; margin-top: 6px; }

.error {
  background: rgba(255, 107, 107, 0.1);
  border: 1px solid var(--error);
  color: #ffd0d0;
  padding: 10px 14px;
  border-radius: 6px;
  margin-bottom: 14px;
}

.hidden { display: none; }

footer {
  padding: 12px 20px;
  font-size: 11px;
  color: var(--muted);
  border-top: 1px solid var(--border);
  text-align: center;
}

@media (max-width: 720px) {
  main { grid-template-columns: 1fr; }
  .sidebar { border-right: none; border-bottom: 1px solid var(--border); }
}