/* Concurrent Racing Styles */

.concurrent-race-options {
    margin: 20px 0;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 8px;
}

.series-selection-container {
    margin-top: 15px;
}

#single-series-selection {
    display: flex;
    align-items: center;
    gap: 10px;
}

#multi-series-selection {
    display: none;
}

.series-checkboxes {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin: 15px 0;
}

.series-checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px;
    background: white;
    border: 2px solid #ddd;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
}

.series-checkbox-label:hover {
    border-color: var(--primary-color);
    background: #f0f8ff;
}

.series-checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.series-checkbox-label input[type="checkbox"]:checked + span {
    font-weight: bold;
    color: var(--primary-color);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.concurrent-controls {
    display: none;
    flex-direction: column;
    gap: 10px;
    margin-top: 15px;
}

.concurrent-races-section {
    margin-top: 20px;
}

.races-grid.concurrent-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 20px;
    margin-top: 15px;
}

.all-complete {
    text-align: center;
    padding: 40px;
    background: #d4edda;
    border: 2px solid #28a745;
    border-radius: 8px;
    margin: 20px 0;
}

.all-complete h3 {
    color: #155724;
    margin-bottom: 10px;
}

.all-complete p {
    color: #155724;
    font-size: 16px;
}

.concurrent-confirmations {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.concurrent-confirmations .round-complete-section {
    padding: 25px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.concurrent-confirmations .round-complete-section h3 {
    color: white;
    font-size: 1.3em;
    margin-bottom: 10px;
}

.concurrent-confirmations .round-complete-section p {
    color: rgba(255,255,255,0.9);
    margin-bottom: 20px;
}

.concurrent-confirmations .btn {
    background: white;
    color: #667eea;
    font-weight: bold;
}