.otb-widget {
    font-family: Arial, sans-serif;
    max-width: 360px;
    padding: 20px;
    border: 1px solid #ddd;
    border-radius: 8px;
    background: #fff;
    box-sizing: border-box;
}

.otb-title {
    text-align: center;
    margin-bottom: 5px;
    font-size: 18px;
}

.otb-subtitle {
    text-align: center;
    font-size: 13px;
    color: #666;
    margin-bottom: 15px;
    margin-top: 0;
}

.otb-label {
    display: block;
    font-size: 13px;
    font-weight: bold;
    margin-bottom: 4px;
}

.otb-select {
    width: 100%;
    padding: 8px;
    border: 1px solid #ccc;
    border-radius: 4px;
    margin-bottom: 15px;
    font-size: 14px;
    box-sizing: border-box;
}

.otb-date-grid {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 8px;
    margin-bottom: 15px;
}

.otb-date-btn {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #ccc;
    border-radius: 6px;
    background: #fff;
    cursor: pointer;
    font-size: 14px;
    text-align: left;
    box-sizing: border-box;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.otb-date-btn.is-selected {
    color: #fff;
}

.otb-date-btn-more {
    width: 100%;
    padding: 12px 16px;
    border-radius: 6px;
    background: #fff;
    cursor: pointer;
    font-size: 14px;
    text-align: center;
    box-sizing: border-box;
    border: 2px dashed #ccc;
}

.otb-btn-primary {
    width: 100%;
    color: #fff;
    border: none;
    padding: 12px;
    border-radius: 4px;
    font-size: 15px;
    cursor: pointer;
}