body { font-family: sans-serif; background: #f4f4f4; padding: 10px; }
.container { max-width: 800px; margin: 0 auto; background: #fff; padding: 20px; border-radius: 8px; box-shadow: 0 2px 4px rgba(0,0,0,0.1); }
h1, h2 { color: #333; }
.match-card, .conflict-card { border: 1px solid #ddd; padding: 10px; margin-bottom: 10px; border-radius: 4px; }
.match-card.small { font-size: 0.9em; background: #fafafa; }
.pool-bracket { border: 2px solid #007bff; padding: 15px; margin-bottom: 20px; border-radius: 8px; }
.teams-status { display: flex; flex-wrap: wrap; gap: 5px; margin-bottom: 10px; }
.team-badge { padding: 4px 8px; border-radius: 12px; font-size: 0.8em; background: #eee; }
.team-badge.qualified { background: #d4edda; color: #155724; border: 1px solid #c3e6cb; }
.team-badge.eliminated { background: #f8d7da; color: #721c24; border: 1px solid #f5c6cb; }
.pool-matches { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 10px; }
.form-group { margin-bottom: 10px; }
.form-group label { display: block; margin-bottom: 5px; }
input, textarea, button { width: 100%; padding: 10px; margin-bottom: 10px; border: 1px solid #ccc; border-radius: 4px; box-sizing: border-box; }
button { background: #007bff; color: #fff; border: none; cursor: pointer; }
button:hover { background: #0056b3; }
table { width: 100%; border-collapse: collapse; margin-bottom: 20px; }
th, td { border: 1px solid #ddd; padding: 8px; text-align: left; }
th { background: #eee; }
.error { color: red; background: #fee; padding: 10px; border: 1px solid red; border-radius: 4px; }