:root {
  --bg: #1a1a1a;
  --panel: #242424;
  --border: #333;
  --text: #eee;
  --muted: #999;
  --accent: #1f6feb;
  --accent-hover: #388bfd;
  --success: #2ea043;
  --error: #d32f2f;
  --warning: #e6a100;
}

* { box-sizing: border-box; }

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

header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  padding: 16px 20px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
}

header h1 { font-size: 1.2rem; margin: 0; }

#account-box { display: flex; align-items: center; gap: 12px; }
#account-status { color: var(--muted); }

.top-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
}

.tabs { display: flex; gap: 6px; }
.tab-btn { background: transparent; border: 1px solid var(--border); }
.tab-btn.active { background: var(--accent); border-color: var(--accent); }

main {
  max-width: 900px;
  margin: 0 auto;
  padding: 20px;
}

.tab-panel { display: none; flex-direction: column; gap: 20px; }
.tab-panel.active { display: flex; }

section {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
}

.tab-panel > h2:first-child,
.tab-panel > table:first-child { margin-top: 0; }

.muted { color: var(--muted); font-size: 0.85rem; margin: -8px 0 4px; }

.panel-toolbar {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.round-nav { display: flex; align-items: center; gap: 10px; }
.round-nav button { background: transparent; border: 1px solid var(--border); }
.round-nav button:disabled { opacity: 0.4; cursor: default; }
#round-label { color: var(--muted); min-width: 80px; text-align: center; }

button {
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 6px;
  padding: 8px 14px;
  cursor: pointer;
  font-size: 0.9rem;
}
button:hover { background: var(--accent-hover); }

.sport-toggle { display: flex; gap: 8px; flex-wrap: wrap; }
.sport-btn { background: transparent; border: 1px solid var(--border); }
.sport-btn.active { background: var(--accent); border-color: var(--accent); }
#btn-refresh-odds { background: transparent; border: 1px solid var(--border); }

table {
  width: 100%;
  border-collapse: collapse;
  overflow-x: auto;
  display: block;
}
thead, tbody { display: table; width: 100%; table-layout: fixed; }
th, td {
  padding: 8px 6px;
  text-align: center;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}
th:nth-child(2), td:nth-child(2), th:nth-child(3), td:nth-child(3) { text-align: left; }
.team-cell { text-align: left; }

.odds-row { cursor: pointer; }
.odds-row:hover { background: #2c2c2c; }
.odds-row.selected { background: #1f538d; }

/* mirrors app_gui.py's _setup_projection_zone_tags - same five colors, same meaning */
.zone-champion { background: #1b5e20; color: white; }
.zone-cl2 { background: #2e7d32; color: white; }
.zone-europa { background: #e65100; color: white; }
.zone-fringe { background: #f9a825; color: black; }
.zone-relegation { background: #7f1d1d; color: white; }

#bet-slip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 14px;
}
#bet-slip-selection { color: var(--muted); }

.pick-buttons { display: flex; gap: 6px; }
.pick-btn { background: transparent; border: 1px solid var(--border); }
.pick-btn.selected { background: var(--accent); border-color: var(--accent); }

#stake-input {
  width: 90px;
  padding: 8px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
}

.error { color: var(--error); }
.success { color: var(--success); }

dialog {
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px;
  width: 300px;
}
dialog::backdrop { background: rgba(0, 0, 0, 0.6); }

#auth-form { display: flex; flex-direction: column; gap: 10px; }
#auth-form label { display: flex; flex-direction: column; gap: 4px; font-size: 0.85rem; color: var(--muted); }
#auth-form input {
  padding: 8px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
}
.dialog-buttons { display: flex; flex-direction: column; gap: 6px; margin-top: 6px; }
#auth-toggle-mode, #auth-cancel { background: transparent; border: 1px solid var(--border); }

@media (max-width: 600px) {
  main { padding: 12px; }
  th, td { font-size: 0.78rem; padding: 6px 4px; }
}